A method of forming a plurality of post spacers between an upper substrate and lower substrate in a display apparatus comprises: applying a resin layer on an upper portion of the upper substrate or the lower substrate; arranging a plurality of through-hole forming bodies on an upper portion of the resin layer; applying a resin layer again on an upper portion of the resin layer where the plurality of through-hole forming bodies have been arranged; exposing the applied resin layer to light using a mask; removing areas other than areas where post spacers are to be formed from the applied resin layer; and removing the plurality of through-hole forming bodies from the areas where the post spacers are to be formed.
Provided herein is a digital x-ray detector and a method for repairing a bad pixel thereof, the detector including a substrate; a gate line and a data line formed on the substrate such that the gate line and the data line intersect each other to form a pixel domain; a thin film transistor formed within the pixel domain such that the thin film transistor is adjacent to a portion where the gate line and the data line intersect each other, the thin film transistor including a gate electrode, an active layer, a source electrode and a drain electrode; a PIN diode which is formed within the pixel domain and which includes a lower electrode connected to the source electrode of the thin film transistor, a PIN layer formed on the lower electrode, and an upper electrode formed on the PIN layer; a bias line connected to the upper electrode of the PIN diode; and a scintillator arranged above the PIN diode, wherein on at least one of a surface of the drain electrode which faces the PIN diode and a surface of the PIN diode which faces the drain electrode, a groove is formed such that it expands a distance between the drain electrode and the PIN diode.
An electrowetting display device includes a first substrate comprising a wall pattern surrounding a pixel electrode disposed in a display area of the first substrate, a spaced apart second substrate comprising a common electrode and a dam member disposed in a peripheral area surrounding the display area. The dam member has sealable openings (a.k.a. sealable dam spillways) through which there is discharged an excess portion of an excessively supplied wetting layer, the discharge of the excess occurring while the first and second substrates are brought together about top and bottom portions of a sealing ring that seals them together.
Provided herein is a digital x-ray detector and a method for repairing a bad pixel thereof, the detector including a substrate; a gate line and a data line formed on the substrate such that the gate line and the data line intersect each other to form a pixel domain; a thin film transistor formed within the pixel domain such that the thin film transistor is adjacent to a portion where the gate line and the data line intersect each other, the thin film transistor including a gate electrode, an active layer, a source electrode and a drain electrode; a PIN diode which is formed within the pixel domain and which includes a lower electrode connected to the source electrode of the thin film transistor, a PIN layer formed on the lower electrode, and an upper electrode formed on the PIN layer; a bias line connected to the upper electrode of the PIN diode; and a scintillator arranged above the PIN diode, wherein on at least one of a surface of the drain electrode which faces the PIN diode and a surface of the PIN diode which faces the drain electrode, a groove is formed such that it expands a distance between the drain electrode and the PIN diode.
H01L 31/105 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier or surface barrier the potential barrier being of the PIN type
Provided herein is a display panel where a plurality of data lines intersect a plurality of gate lines, thereby each forming a unit pixel area; a first data driving unit connected to one side of the plurality of data lines; a second data driving unit connected to another side of the plurality of data lines; a first gate driving unit connected to one side of the plurality of gate lines; and a second gate driving unit connected to another side of the plurality of gate lines, wherein the display panel is driven by one of a first driving channel that includes the first data driving unit and first gate driving unit, and a second driving channel that includes the second data driving unit and second gate driving unit.
G09G 3/3275 - Details of drivers for data electrodes
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
A bonding device and bonding method for bonding an FPC film on a display panel through an anisotropic conductor attached to the display panel, the device including a panel supporting unit configured to support the display panel; a heating and pressurizing unit disposed on an upper area of the panel supporting unit and configured to pressurize and heat a compression area of the FPC film placed on an upper part of the anisotropic conductor towards the display panel, a film supporting unit disposed adjacent the panel supporting unit and configured to support the FPC film, and a film pre-heating unit provided in the film supporting unit and configured to pre-heat the FPC film.
H01L 21/48 - Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups or
H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
7.
Display apparatus, and method of forming post spacer in display apparatus
Provided herein is a display apparatus including a plurality of post spacers positioned between an upper substrate and lower substrate, at least some of the plurality of post spacers provided with through-holes in bodies thereof.
Provided herein is a digital x-ray detector wherein a plurality of sensing pixels are formed in a matrix structure, and wherein a pin structure positioned in an odd number line and a pin structure positioned in an even number line are not formed in the same process, thereby preventing a line detect by a particle.
H01L 31/036 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
H01L 31/117 - Devices sensitive to very short wavelength, e.g. X-rays, gamma-rays or corpuscular radiation of the bulk effect radiation detector type, e.g. Ge-Li compensated PIN gamma-ray detectors
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A digital x-ray detector comprises a substrate, gate and data lines on the substrate to have the lines intersect each other to form a pixel domain, a thin film transistor within the pixel domain and adjacent to a portion where the gate and data lines intersect each other, the thin film transistor including gate, source, and drain electrodes and an active layer, a PIN diode within the pixel domain and including a lower electrode connected to the source electrode of the thin film transistor, a PIN layer on the lower electrode, and an upper electrode on the PIN layer, a bias line connected to the upper electrode of the PIN diode, and a scintillator disposed above the PIN diode. An aperture hole is formed on a plate surface of the upper electrode to transmit a visible ray from the scintillator directly towards the PIN layer.
Provided herein is a liquid crystal driving apparatus and a liquid crystal display comprising the same, the liquid crystal driving apparatus including a gate driver configured to sequentially supply a basic scan pulse to gate lines for 2H period of time using a first clock signal (CPV1); and a data driver configured to supply a data voltage to liquid crystal cells, wherein the gate driver provides an additional scan pulse before or after the 2H period of time using a second clock signal (CPV2), the additional scan pulse being provided for a period of time overlapping a basic scan pulse being supplied to a neighboring gate line.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
The present invention relates to a sputtering method using a sputtering device, wherein entire scan region is defined from one side to the other side of a sputtering target, and the sputtering target is scanned with a magnet moving back and forth along the entire scan region multiple times. The entire scan region of a sputtering target is divided by N parts to be uniformly eroded, such that a magnet moves back and forth along some part of the divided entire scan region. A sputtering method using a sputtering device can therefore extend an alternating cycle of a sputtering target, by virtue of improving utilization efficiency of the sputtering target through uniform erosion of the sputtering target, and can also reduce manufacturing cost.
Provided herein is a PIN diode, a manufacturing method thereof, an x-ray detector using the PIN diode, and a manufacturing method thereof, the PIN diode manufacturing method according to an embodiment of the present disclosure including forming a lower electrode layer, and forming a lower electrode by etching the lower electrode layer; depositing a PIN layer for formation of a PIN structure above the lower electrode, and depositing an upper electrode layer for formation of the upper electrode above the PIN layer; forming a photo resist pattern above the upper electrode layer, and forming the upper electrode by etching the upper electrode layer having the photo resist pattern as a mask; forming the PIN structure by etching the PIN layer; etching an edge area of the upper electrode having the photo resist pattern as a mask; and removing the photo resist pattern.
H01L 21/00 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid-state devices, or of parts thereof
H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
H01L 31/115 - Devices sensitive to very short wavelength, e.g. X-rays, gamma-rays or corpuscular radiation
H01L 31/105 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier or surface barrier the potential barrier being of the PIN type
H01L 31/20 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof such devices or parts thereof comprising amorphous semiconductor material
13.
Touch panel having touch electrodes and overcoat formed in a zigzag manner
A touch panel may include: a substrate; touch electrodes formed on the substrate as zigzag lines consisting of first unit electrodes disposed to be inclined in one direction with respect to a first axis that is parallel to one side of the substrate and second unit electrodes disposed to be inclined in the other direction with respect to the first axis, the first unit electrodes and second unit electrodes being disposed to alternate each other consecutively in a direction of the first axis; and overcoating layer formed as zigzag lines consisting of first overcoating members disposed to be inclined in a direction intersecting with the first unit electrodes, and second overcoating members disposed to be inclined in a direction intersecting with the second unit electrodes, the first overcoating members and second overcoating members disposed to alternate each other consecutively in the direction of the first axis.
The display device includes a substrate, a thin film transistor (TFT), which includes a gate electrode, a semiconductor layer, and source and drain electrodes, on the substrate member, a passivation layer on the TFT and having an opening to expose a portion of the drain electrode, and a pixel electrode directly on the drain electrode and only within the opening.
H01L 21/84 - Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being other than a semiconductor body, e.g. being an insulating body
H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
H01L 21/027 - Making masks on semiconductor bodies for further photolithographic processing, not provided for in group or
A display device having safety functions may include: a display panel having unit pixel regions formed by intersecting a plurality of data lines with a plurality of gate lines; a first driving channel including a first data driving unit connected to one sides of the data lines and a first gate driving unit connected to one sides of the gate lines; and a second driving channel including a second data driving unit connected to the other sides of the data lines and a second gate driving unit connected to the other sides of the gate lines; wherein the display panel is driven by one of the first driving channel and the second driving channel.
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
A touch panel may include: a plurality of unit electrode lines disposed in a first axis direction and spaced apart from one another in a second axis direction perpendicular with respect to the first axis direction, wherein in each of a first side line and a second side line forming both sides of each of the unit electrode lines, a first side and a second side are alternately repeated, and a protrusion portion and a recess portion are alternately formed at contact portions at which the first and second sides contact each other depending on an angle at which the first and second sides contact each other, the recess portion being provided with a first groove formed by cutting the unit electrode line in a direction parallel to the first side, and a second groove formed by cutting the unit electrode line in a direction parallel to the second side.
Provided is a matrix switching type touch panel including a plurality of touch pads disposed in a visible area on a substrate in a dot matrix format, the touch pads spaced from one another, and a plurality of signal lines disposed in a space between the touch pads, each connecting a touch pad and a touch driving circuit of an invisible area. The panel comprises: unit electrodes made of a transparent electroconductive material and disposed within the visible area; touch pad areas each determined in an area corresponding to each touch pad; signal line areas each determined in an area corresponding to each signal line; and bridges electrically connecting the plurality of unit electrodes disposed in each touch pad area and each signal line area. The unit electrodes are arranged in a zigzag format with respect to a first axis parallel to the signal lines.
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
18.
Touch panel having a patterned overcoating layer for reducing moiré pattern that intersects with an electrode pattern at an angle, liquid crystal display device including touch panel and method of forming touch panel
A touch panel, a liquid crystal display device including the touch panel, and a method of forming the touch panel may be provided, wherein the touch panel includes an electrode layer having an electrode pattern for touch sensing; and an overcoating layer formed on an upper portion of the electrode layer and having a pattern forming a predetermined intersection angle with respect to the electrode pattern, and the liquid crystal display device includes the touch panel attached to an upper portion of the liquid crystal display device or formed within the liquid crystal display device.
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
G06F 3/045 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
19.
Liquid crystal display device having reduced-sized light leakage area
Provided herein is a liquid crystal device having a plurality of pixel areas defined by cross arrangement of a plurality of gate lines and data lines, the liquid crystal device comprising a reference data line that is one of the plurality of data lines; a first pixel electrode formed at one side of the reference data line, and is driven by the reference data line; a second pixel electrode formed at the other side of the reference data line, and is driven by a data line next to the reference data line; and a black matrix configured to shield the reference data line and its adjacent areas, wherein the distance between the center of the reference data line and the first pixel electrode is shorter than the distance between the center of the reference data line and the second pixel electrode.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
Provided herein is a matrix switching type touch panel comprising a plurality of touch pads disposed in a visible area on a substrate in a dot matrix format, the touch pads spaced from one another, and a plurality of signal lines disposed in a space between the touch pads, each signal line connecting a touch pad and a touch driving circuit of a invisible area, wherein the matrix switching type touch panel comprises: unit electrodes made of a transparent electroconductive material and disposed within a visible area on the substrate; touch pad areas each determined in an area corresponding to each touch pad; signal line areas each determined in an area corresponding to each signal line; and bridges electrically connecting the plurality of unit electrodes disposed in each touch pad area and each signal line area, configuring touch pads and signal lines.
A display device includes a display panel and a converter formed on a front surface of the display panel. The converter performs conversion between a 2-dimensional image and a 3-dimensional image. The converter includes a plurality of protrusion electrodes formed on a first substrate. A plate electrode is positioned on a second substrate facing the first substrate. A transparent medium is positioned between the protrusion electrodes and the plate electrode. A plurality of conductive particles is positioned in the transparent medium.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G02B 27/22 - Other optical systems; Other optical apparatus for producing stereoscopic or other three-dimensional effects
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
Disclosed is an in-plane switching mode liquid crystal display, in which a pixel electrode and a common electrode are formed on the same substrate. The display includes a first substrate having a first conductive layer and second conductive layer, the first conductive layer and second conductive layer formed on each surface of the first substrate; a second substrate has a transparent pixel electrode and a transparent common electrode formed on one surface of the second substrate, facing the second conductive layer; an electrical connection part is installed to electrically connect the second conductive layer to the transparent common electrode, wherein a common voltage applied to the transparent common electrode is applied to the second conductive layer through the electrical connection part. This arrangement prevents generation of static electricity to suppress a whitening phenomenon due to liquid crystal polarization in a liquid crystal layer, thereby improving display image quality.
G02F 1/01 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour
23.
Substrate having fluid dam adapted for use an electro wetting display device
An electrowetting display device includes a first substrate comprising a wall pattern surrounding a pixel electrode disposed in a display area of the first substrate, a spaced apart second substrate comprising a common electrode and a dam member disposed in a peripheral area surrounding the display area. The dam member has sealable openings (a.k.a. sealable dam spillways) through which there is discharged an excess portion of an excessively supplied wetting layer, the discharge of the excess occurring while the first and second substrates are brought together about top and bottom portions of a sealing ring that seals them together.
Pixels of a display device include a first substrate, an organic insulation layer disposed on the first substrate and having an upper surface formed in an uneven structure, an inorganic insulation layer disposed on the organic insulation layer and formed in the uneven structure, a first electrode disposed on the inorganic insulation layer and formed in the uneven structure, and a device to provide a data voltage to the first electrode, in which the first electrode includes a reflective electrode to reflect incident light.
H01L 33/22 - Roughened surfaces, e.g. at the interface between epitaxial layers
G02B 26/02 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
H01L 21/283 - Deposition of conductive or insulating materials for electrodes
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
An electrophoretic display device includes a first substrate, a second substrate facing the first substrate, and a barrier electrode disposed between the first and second substrates to define a pixel. An electrophoretic material is placed in the pixel. The pixel includes a first pixel electrode and a second pixel electrode disposed on and insulated from the first pixel electrode. The electrophoretic material moves according to an electric field generated between the barrier electrode and the first pixel electrode and between the barrier electrode and the second pixel electrode, so that a plurality of gray scales is displayed through the pixel.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
26.
Shift register and gate driving circuit using the same
Disclosed are a shift register, and a gate driving circuit including a plurality of shift registers connected in sequence to respectively supply scan signals to a plurality of gate lines of a display device. Each shift register includes: an input unit which outputs a directional input signal having a gate high or low voltage based on an output signal from a previous or subsequent shift register to a first node; an inverter unit which is connected to the first node, generates an inverting signal to a signal at the first node, and outputs the inverting signal to a second node; and an output unit which includes a pull-up unit connected to the first node and activating an output clock signal based on the signal at the first node, and a pull-down unit activating and outputting a pull-down output signal based on a signal at the second node.
The present invention relates to a sputtering method using a sputtering device, wherein entire scan region is defined from one side to the other side of a sputtering target, and the sputtering target is scanned with a magnet moving back and forth along the entire scan region multiple times. The entire scan region of a sputtering target is divided by N parts to be uniformly eroded, such that a magnet moves back and forth along some part of the divided entire scan region. A sputtering method using a sputtering device can therefore extend an alternating cycle of a sputtering target, by virtue of improving utilization efficiency of the sputtering target through uniform erosion of the sputtering target, and can also reduce manufacturing cost.
C23C 14/35 - Sputtering by application of a magnetic field, e.g. magnetron sputtering
H01J 37/34 - Gas-filled discharge tubes operating with cathodic sputtering
28.
Display substrate having sub pixel electrodes connected with thin film transistors, method of manufacturing the same, and display apparatus having the same
A display substrate including a base substrate, a plurality of pixel electrodes and a plurality of sub pixel electrodes. The pixel electrodes are formed on the base substrate, are spaced apart from each other, and are electrically connected with a plurality of transistors, respectively. The sub pixel electrodes are disposed between the pixel electrodes, and are electrically connected with a thin-film transistor (TFT). Thus, quality of an image displayed by the display apparatus may be enhanced.
G02B 26/02 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
Disclosed are a shift register that shows excellent operation reliability with elements less than those of the conventional structure and a gate driving circuit using the shift register. The gate driving circuit comprises each of a plurality of shift registers sequentially connected and respectively supplying scan signals to a plurality of gate lines of a display device.
An electrophoretic display device includes an array substrate, an opposing substrate, and an electrophoretic layer disposed between the array substrate and the opposing substrate. The array substrate includes a first base substrate having a plurality of pixel regions, and a pixel electrode having a plurality of electrode patterns disposed in each of the pixel regions. The opposing substrate includes a second base substrate positioned opposite to the first base substrate, and a common electrode disposed on a surface of the second base substrate that faces the first base substrate. The electrophoretic layer includes a plurality of polarity particles dispersed in a non-polar solvent. The common electrode includes a plurality of openings disposed in a region corresponding to each of the electrode patterns.
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
31.
Electrophoretic display apparatus and method thereof
An electrophoretic display apparatus includes an array substrate, an opposite substrate facing the array substrate, and an electrophoretic layer disposed between the array substrate and the opposite substrate. The electrophoretic layer includes a non-polar solvent and a plurality of polar particles dispersed in the non-polar solvent. At least one of the array substrate or the opposite substrate includes a plurality of electric field forming electrodes respectively.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02F 1/29 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the position or the direction of light beams, i.e. deflection
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
32.
Display apparatus and method of driving the same using photonic and electrophoresis principle
A display apparatus includes an image data comparator which receives first, second and third color image data, extracts first, second and third image data from the first, second and third color image date by comparing gray scale values of the first, second and third color image date such that each of grayscale values of the second and third image data is greater than or equal to a gray scale value of the first image data, and compares the gray scale value of the first image data with a predetermined gray scale value, a driving circuit which generates a gray scale signal based on a result of the comparison and generates first and second color signals based on the first, second or third image data, and a pixel including a first sub-pixel which receives the gray scale signal, second and third sub-pixels which receive the first and second color signals, respectively.
G09G 5/02 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
An electrophoretic display device is provided. The device includes an array substrate including a plurality of pixels, an opposite substrate facing the array substrate, and an electrophoretic layer provided between the array substrate and the opposite substrate. The electrophoretic layer includes a non-polar solvent and at least two types of polar particles dispersed in the non-polar solvent that display different colors from each other. One of the array substrate and the opposite substrate includes a plurality of capturing holes configured to capture the polar particles when an electric field is applied between the array substrate and the opposite substrate.
A display apparatus capable of implementing high luminance and high contrast ratio (C/R) may include a first substrate, a second substrate disposed on the first substrate so as to face the first substrate and having a plurality of pixel regions defined therein, and a plurality of color filters formed on the plurality of pixel regions of the second substrate, each color filter having one or more holes formed therein.
An electrophoretic display device includes a first display substrate (including a base substrate, a first electrode, and a second electrode), a second display substrate (including a third electrode facing the first and second electrodes), and an electrophoretic layer between the first display substrate and the second display substrate, the electrophoretic layer including a first charged particle, a second charged particle and a colored solvent (the first and second charged particles having different polarities from each other and the colored solvent having a chromatic color).
In an electrophoretic display apparatus, a first substrate includes a plurality of pixels each including at least two sub-pixels which display colors different from each other, and a second substrate which faces the first substrate and includes a reference electrode corresponding to a boundary between adjacent sub-pixels in each pixel. An electrophoretic material is between the first substrate and the second substrate. A barrier wall is between the first substrate and the second substrate, and defines the pixels.
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
An electro-wetting display includes a first substrate, a second substrate which faces the first substrate, and a fluid layer between the first and second substrates. The first substrate includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels connected to the gate lines and the data lines. A fluid layer includes a first fluid layer having a color and a second fluid layer which is transparent. Each pixel includes a switching device, a pixel electrode in connection with the switching device, and a spacing electrode. The switching device is connected to an i-th gate line of the gate lines and a j-th data line of the data lines. The spacing electrode is adjacent to a side of the pixel electrode and in connection with a (i−1)th gate line of the gate lines.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
38.
Liquid crystal display device with a lateral pattern portion formed on a side of the data line for improving a rubbing defect
Disclosed is a liquid crystal display device comprising a lower substrate, an upper substrate, and a liquid crystal layer interposed between the substrates and aligned in a predetermined rubbing direction, in which pixel regions are respectively defined by gate lines and data lines formed to intersect each other on the lower substrate, and a switching device is arranged in an intersecting portion of the gate line and the data line, the liquid crystal display device comprising: a lateral pattern portion formed on at least one side of the data line and formed zigzagging along an extending direction of the data line. With this, it is possible to effectively improve and prevent the rubbing defect that occurs in the stepped region of the data line during the rubbing process for alignment of liquid crystal.
In a manufacturing method of a display apparatus, a substrate including a first area, which includes a first pixel, and a second area different from the first area is prepared. Then, a first capsule layer having first display capsules is formed on the substrate, and a first photolithography process is performed on the first capsule layer to remove the first capsule layer from the second area and to form a first capsule pattern on the first area.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
H01J 9/00 - Apparatus or processes specially adapted for the manufacture of electric discharge tubes, discharge lamps, or parts thereofRecovery of material from discharge tubes or lamps
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
40.
Electrophoretic display device and method for manufacturing same
A method of manufacturing is disclosed for an electrophoretic display apparatus that includes an array substrate and an electrophoretic film laminated to the array substrate. A thermally activated adhesive is used to adhesively attach the electrophoretic film to the array substrate. The electrophoretic film is first aligned to and flattened against the array substrate and then a substantially stronger than original adhesion property of the adhesive is activated by annealing at a high temperature that is substantially greater than room temperature. Rework prior to annealing is therefore possible when alignment errors occur between the electrophoretic film and the array substrate.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02F 1/29 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the position or the direction of light beams, i.e. deflection
A method for driving an electrophoresis display device includes applying a reset voltage having a first polarity to electrophoresis material of the display device for at least one frame period to display a reset image, applying a first gradation voltage having a second polarity opposite to the first polarity to the electrophoresis material for one frame period to display a first grey image after the reset image is displayed, applying a second gradation voltage having the second polarity to the electrophoresis material corresponding to at least one pixel region of the display device for at least two frame periods to display a second grey image, after the first grey image is displayed; and applying a third gradation voltage having the first polarity to the electrophoresis material corresponding to at least one pixel region for one frame period to display a third grey image, after the second grey image is displayed.
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
42.
Electrophoretic display apparatus and method of driving the same
An electrophoretic display apparatus and a method of driving the same. Gradation display using pulse amplitude modulation (PAM) may be achieved using a gate pulse having a pulse width and a voltage level that are set not to fully charge a parasitic capacitance component of a switching transistor included in each pixel.
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
An electrophoretic display apparatus includes a first substrate including a plurality of pixels, a second substrate facing the first substrate, an electrophoretic material between the first and second substrates, and a first electrode on the first substrate or the second substrate. Each pixel includes a reflection part and a second electrode. The reflection part is on the first substrate and reflects light incident through the second substrate. The second electrode is on the first substrate and adjacent to the reflection part. The second electrode forms an electric field with the first electrode such that the electrophoretic material moves to the first electrode or the second electrode. An upper surface of the second electrode is positioned at a first height from the first substrate, and an upper surface of an uppermost layer of the reflection part is positioned at a second height higher than the first height.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
44.
Display substrate and method of manufacturing the same
A display substrate includes a base substrate, a barrier pattern, a source electrode, a drain electrode, a semiconductor layer, an insulating layer, and a gate electrode. The barrier pattern protrudes from the base substrate. The source and gate electrodes are formed adjacent to opposite sides of the barrier pattern on the base substrate. The semiconductor layer is provided on the barrier pattern to connect the source electrode with the drain electrode, and the insulating layer covers the semiconductor layer, the source electrode, and the drain electrode. The gate electrode is provided on the insulating layer, and is overlapped with the semiconductor layer.
A thin film transistor array panel includes a source electrode and a drain electrode on an insulating substrate, an oxide semiconductor on the insulating substrate and overlapping the source electrode and the drain electrode, a passivation layer overlapping the oxide semiconductor and on the insulating substrate, a gate electrode on the passivation layer, and a pixel electrode connected to the drain electrode. The gate electrode and the pixel electrode include a same material. The oxide semiconductor is between the source electrode and the gate electrode, and between the drain electrode and the gate electrode in a cross-sectional view of the thin film transistor array panel.
An electro-wetting display device includes a polar fluid layer, a pixel electrode, a non-polar black fluid layer, a driving electrode, and a color fluid layer. The non-polar black fluid is deformed by a voltage difference between a voltage applied to the pixel electrode and a voltage applied to the polar fluid layer. the non-polar color fluid is deformed by a voltage difference between a voltage applied to the driving electrode and a voltage applied to the polar fluid layer. The driving electrode receives a voltage having a voltage level varied according to a display mode.
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G09G 3/28 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
Disclosed is a cassette for loading a substrate, which includes a cassette main body which includes upper and lower frames spaced apart at upper and lower sides, a plurality of internal support bars for supporting the substrate, side frames provided at opposite sides of the upper and lower frames and forms a box shape to internally receive the substrate; a center frame which includes a plurality of internal support bars for supporting the substrate and is vertically disposed in a back of the upper and lower frames; and a connecting member which is provided between the center frame and the cassette main body and detachably connects the center frame to the cassette main body, wherein the connecting member comprises a first fixing unit fixed to the cassette main body, and a second fixing unit fixed to the center frame and detachably coupled to the first fixing unit, the first fixing unit being installed at each of a front and a back of the cassette main body.
An electrophoretic display includes a display area where images are displayed, and an edge area around the display area and where a single color is displayed. The display area includes a plurality of display pixels which include gate lines on a first substrate, data lines intersecting the gate lines, thin film transistors connected to the gate lines and data lines, display pixel electrodes on the first substrate and connected to the thin film transistors, a common electrode on a second substrate and facing the first substrate, and an electronic ink layer between the display pixel electrodes and the common electrode The edge area includes a plurality of edge pixels which include edge pixel electrodes in a same shape as the display pixel electrodes.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
49.
Touch display panel and method of manufacturing the same
A touch display panel may include a display unit and a touch unit. The display unit may include a first base substrate having a plurality of pixel electrodes, a second base substrate including a common electrode disposed on a first face of the second base substrate, and an electro optical layer disposed between the pixel electrodes and the common electrode. The first face faces the first base substrate. The touch unit includes a color filter layer including a plurality of color filters and a first electrode part including first electrodes disposed on a second face of the second base substrate, and a third base substrate including a second electrode part extended along a direction crossing the first electrodes. The first electrodes may be disposed on a boundary area of the color filters having different colors from each other, so that mixing of the colors is prevented.
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
G06F 3/045 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
G09G 3/38 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using electrochromic devices
H01L 21/00 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid-state devices, or of parts thereof
50.
Electro phoretic display and driving method thereof
An exemplary embodiment provides an electro phoretic display that includes a lower substrate, a first pixel electrode on the lower substrate, an electronic ink layer on the first pixel electrode. The electro phoretic display further includes a common electrode on the electronic ink layer, a liquid crystal layer implementing a color on the common electrode, a second pixel electrode on the liquid crystal layer, and an upper substrate on the second pixel electrode.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
A display driving circuit is provided. The display driving circuit, in which a gate driver shifting and outputting an input signal is embedded, includes an input portion receiving a pulse input signal consisting of a high-level signal and a low-level signal and transferring the pulse input signal to a boosting node, an inverter portion connected with the input portion, and inverting the pulse input signal to output the inverted signal, and a pull-up/pull-down portion consisting of a pull-up portion connected to the input portion, receiving a boosting voltage from the boosting node, and outputting a pull-up output signal, and a pull-down portion connected to the inverter portion, receiving the inverted signal, and outputting a pull-down output signal. Here, the inverter portion outputs a signal having a lower level than the low-level signal for a predetermined time period in which the pull-up output signal is output. Accordingly, the display driving circuit exhibits excellent output characteristics due to improved performance and also has excellent reliability.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
52.
Fringe field switching mode liquid crystal display and manufacturing method thereof
Provided is a fringe field switching mode liquid crystal display. The fringe field switching mode liquid crystal display includes a transparent common electrode having a predetermined shape and formed within the pixel area to adjust light transmittance by applying a voltage to the liquid crystal layer, and a transparent pixel electrode having a plurality of slits and formed above the transparent common electrode with an insulating layer interposed between the transparent common electrode and the transparent pixel electrode. A rubbing direction for aligning the liquid crystal layer is within 5° with respect to a direction of the gate line to remove a light shielding region above the data line, one end of the transparent common electrode is arranged between the data line and the transparent pixel electrode, and a distance between the transparent common electrode and the transparent pixel electrode is regulated with respect to the data line.
An electrophoretic display according to an exemplary embodiment of the present invention may include: a first substrate, a first electrode formed on the first substrate, a second electrode spaced apart from the first electrode, a second substrate facing the first substrate, and a plurality of charged particles arranged between the first substrate and the second substrate, pairs of the charged particles having different polarities. Each charged particle has at least two threshold voltages, where the threshold voltages are voltage magnitudes below which a voltage applied across the first and second electrodes does not move the associated charged particle. The pixels may represent any one of colors such as red, green, blue, white, and black by including two charged particles of different colors in one pixel and changing the attractive and repulsive force threshold voltages of each of two charged particles of different colors contained in the pixel.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
54.
Electrophoretic display device and method for manufacturing same
A method of manufacturing is disclosed for an electrophoretic display apparatus that includes an array substrate and an electrophoretic film laminated to the array substrate. A thermally activated adhesive is used to adhesively attach the electrophoretic film to the array substrate. The electrophoretic film is first aligned to and flattened against the array substrate and then a substantially stronger than original adhesion property of the adhesive is activated by annealing at a high temperature that is substantially greater than room temperature. Rework prior to annealing is therefore possible when alignment errors occur between the electrophoretic film and the array substrate.
H01L 27/32 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes
H01L 51/50 - Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes (OLED) or polymer light emitting devices (PLED)
A method of manufacturing a thin film electronic device comprises applying a first plastic coating (PI-1) directly to a rigid carrier substrate (40) and forming thin film electronic elements (44) over the first plastic coating. A second plastic coating (46) is applied over the thin film electronic elements with electrodes (47) on top, with a portion lying directly over the associated electronic element, spaced by the second plastic coating. The rigid carrier substrate (40) is released from the first plastic coating, by a laser release process. This method enables traditional materials to be used as the base for the electronic element manufacture, for example thin film transistors. The second plastic coating can form part of the known field shielded pixel (FSP) technology.
H01L 29/04 - Semiconductor bodies characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
H01L 23/58 - Structural electrical arrangements for semiconductor devices not otherwise provided for
H01L 21/00 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid-state devices, or of parts thereof
57.
Display panel and display apparatus having the same
A display panel includes a first substrate, a second substrate, an electrophoretic layer, and a shielding electrode. The first substrate includes a first base substrate and pixel electrodes disposed on the first base substrate. The second substrate includes a second base substrate and a common electrode disposed on the second base substrate to face the pixel electrodes. The electrophoretic layer is disposed between the first substrate and the second substrate to display a gray-scale image. The shielding electrode is disposed between the pixel electrodes and faces the common electrode with the electrophoretic layer interposed between the shielding electrode and the common electrode to receive a voltage corresponding to a black gray-scale.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
58.
Display panel and method of manufacturing the same
A display panel includes a substrate, an electro-optical layer and a supporting layer. The substrate includes a display area and a peripheral area surrounding the display area. A thin-film transistor (TFT) part is formed in the display area. The electro-optical layer is disposed in the display area of the substrate. The supporting layer is disposed on the electro-optical layer and faces both the display area and the peripheral area, openings being formed through the supporting layer in the peripheral area. Accordingly, the supporting layer may prevent the substrate from sagging and may protect the gate circuit part.
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
59.
Fringe field switching mode liquid crystal display device and method of fabricating the same
Provided is a liquid crystal display including a transparent pixel electrode and a transparent common electrode in a pixel region to drive liquid crystals. The transparent common electrode includes a plurality of slits and is configured to open at least a portion of a switching device to connect unit pixels, the slits have an angle of 5 to 10° with respect to a gate line, and a rubbing direction of a liquid crystal layer is substantially parallel to a gate direction. Therefore, it is possible to provide the liquid crystal display capable of removing factors decreasing an aperture ratio, preventing light from leaking, and further improving internal reflection.
An image display device has touch sensing sensor components integrally distributed amongst pixel components of the device. In one embodiment, the distribution is one sensor component per one pixel component. In one embodiment, the pixel component forms a pixel portion of an image by selectively reflecting light and the sensor component is composed of a material that reflects light. More specifically, in one embodiment the light reflecting pixel component is an electrophoretic unit and the sensor component includes a layer of titanium having a color filter layer disposed below it and thus protectively covering it. Reflection of light from the light reflecting sensor layer is reduced by providing an anti-reflection layer above it. The sensor component changes resistance in response to change of local temperature or of an amount of infrared radiation impinging on it. Its resistance is measured by way of two wires connected thereto and extending through contact holes provided in the color filter layer.
Provided are a fringe-field-switching (FFS)-mode liquid crystal display (LCD) and a method of manufacturing the same. The FFS-mode LCD includes a transparent common electrode, a conductive reflection structure electrically connected to the transparent common electrode, and a transparent pixel electrode formed on the conductive reflection structure and including a plurality of slits. The transparent common electrode is formed on a region including a data line and a gate line so that respective unit pixel regions can be electrically connected to one another.
A method of manufacturing a thin-film electronic device includes applying a plastic coating to a rigid carrier substrate for forming a plastic substrate. The plastic material has a coefficient of thermal expansion greater in a first direction perpendicular to the substrate plane than in a second direction parallel to the substrate plane. Thin film electronic elements are formed over the plastic substrate and the rigid carrier substrate is released from the plastic substrate by a heating process which expands the plastic substrate preferentially in a direction perpendicular to the substrate plane.
H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
G02F 1/167 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
H01L 51/00 - Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
A method of manufacturing a color active matrix display device comprises forming islands over a rigid carrier substrate, forming a plastic substrate over the rigid carrier substrate, forming an array of pixel circuits over the plastic substrate and forming a display layer over the array of pixel circuits. The rigid carrier substrate is then released from the plastic substrate and the plastic substrate then has channels defined by the islands. These are filled to define color filter portions. The formation of a plastic substrate on a rigid carrier, with the use of a subsequent lift off process, enables the circuit arrays to be made on very thin plastic sheets. The color filters can then be made on the outside of the LC cell. Depressions are formed in the plastic substrate registered to the circuit array, and these are filled in with color filter material, for example by ink jet printing.
An electrophoretic display includes a lower substrate, an upper substrate, a color display layer on the lower substrate, a pixel electrode on the lower substrate, and a common electrode on the lower substrate or the upper substrate. The common electrode does not overlap the pixel electrode, and an electrophoretic active layer having a dispersion medium and electrophoretic particles is arranged between the lower substrate and the upper substrate. The electrophoretic active layer is a single-polarity electrophoretic particle system, and grayscales are generated depending on the number of electrophoretic particles arranged in a portion of the electrophoretic active layer corresponding to the pixel electrode. The position of the electrophoretic particles is controlled by the magnitude of the electric field applied between the pixel electrode and the common electrode.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
65.
Fringe field switching mode liquid crystal display device
Disclosed is a Fringe Field Switching (FFS) mode Liquid Crystal Display (LCD) including lower substrate, an upper substrate and a liquid crystal layer interposed between the substrates. Each pixel region is defined by gate lines and data lines formed to cross each other on the lower substrate. Switching devices are disposed at intersections of the gate lines and the data lines. The FFS mode LCD includes a transparent pixel electrode, and a transparent common electrode disposed apart from the transparent pixel electrode by an insulating layer interposed therebetween to adjust a transmittance by applying an electric field to the liquid crystal layer. A metal line of a specific thickness is formed to be electrically connected with the transparent common electrode on or under the transparent common electrode of a non-opening region in which the gate lines and the data lines are formed.
A method of manufacturing a thin film electronic device includes applying a plastic coating to a rigid carrier substrate using a wet casting process, the plastic coating forming a plastic substrate and include a transparent plastic material doped with a UV absorbing additive. Thin film electronic elements are formed over the plastic substrate, and the rigid carrier substrate is released from the plastic substrate. This method forms transparent substrate materials suitable for a laser release process, through doping of the plastic material of the substrate with a UV absorber. This UV absorber absorbs in the wavelength of the lift-off laser (for example 308-351 nm, or 355 nm) with a very high absorption.
H01L 21/00 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid-state devices, or of parts thereof
H01L 21/84 - Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being other than a semiconductor body, e.g. being an insulating body
67.
Liquid crystal display device with touch screen function
A liquid crystal display (LCD) device with a touch screen function is provided. The LCD device includes a liquid crystal panel layer including a liquid crystal layer filled between first and second substrates, and a touch panel layer which is formed on the first substrate, includes at least one phase compensating means stacked therein, and detects a contact point when an upper electrode and a lower electrode come into contact with each other due to external pressure, wherein the phase compensating means is patterned so that the upper electrode and the lower electrode are able to contact each other, and thus outdoor visibility and viewing angle characteristics can be effectively improved.
G06F 3/045 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
G02F 1/13363 - Birefringent elements, e.g. for optical compensation
68.
Liquid crystal display with touch screen function and method for detecting external illuminance using the same
th scan line and a second terminal connected to the first terminal of the charge storage element, wherein when the photosensitive element is turned on according to external illuminance, the charge storage element is discharged and the readout system detects a difference of external illuminance.
Provided is a liquid crystal display (LCD) having a touch screen function using a photoconductor, which includes first and second substrates and a liquid crystal layer filled therebetween. The first substrate includes a touch sensing layer formed under a substrate and sensing a position by variation in current or voltage due to change in characteristics of the photoconductor in response to light supplied from outside, a light shielding layer formed under the touch sensing layer and preventing leakage of light, and a color filter layer including red (R), green (G) and blue (B) color filter patterns to express a color between the light shielding layer, thereby effectively finding a touch position according to a current variation depending on a change in characteristics of the photoconductor by the light supplied from outside.
An electro-optic display apparatus includes a first electrode, a second electrode, an electro-optic material, and an insulating layer. The second electrode faces the first electrode to form an electric field in cooperation with the first electrode. The electro-optic material is disposed between the first and second electrodes. The insulating layer is arranged on a surface of at least one of the first electrode and the second electrode and contacts the electro-optic material. The electro-optic material includes a non-polar solvent forming a continuous phase, and a polar solvent dispersed in the non-polar solvent to form a droplet controlled by the electric field.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
71.
Display substrate having a protruding barrier pattern
A display substrate includes a base substrate, a barrier pattern, a source electrode, a drain electrode, a semiconductor layer, an insulating layer, and a gate electrode. The barrier pattern protrudes from the base substrate. The source and gate electrodes are formed adjacent to opposite sides of the barrier pattern on the base substrate. The semiconductor layer is provided on the barrier pattern to connect the source electrode with the drain electrode, and the insulating layer covers the semiconductor layer, the source electrode, and the drain electrode. The gate electrode is provided on the insulating layer, and is overlapped with the semiconductor layer.
H01L 29/04 - Semiconductor bodies characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
H01L 29/15 - Structures with periodic or quasi periodic potential variation, e.g. multiple quantum wells, superlattices
H01L 31/036 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes
H01L 29/10 - Semiconductor bodies characterised by the shapes, relative sizes, or dispositions of the semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified, or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
H01L 31/0376 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including amorphous semiconductors
H01L 31/20 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof such devices or parts thereof comprising amorphous semiconductor material
H01L 31/062 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the metal-insulator-semiconductor type
H01L 31/113 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by field-effect operation, e.g. junction field-effect photo- transistor being of the conductor-insulator- semiconductor type, e.g. metal- insulator-semiconductor field-effect transistor
In a substrate for a display apparatus, the substrate includes a base substrate and a shielding layer formed on a surface of the base substrate. The shielding layer has an energy bandgap corresponding to a reference wavelength of external light. Thus, the shielding layer blocks light having wavelength equal to or less than the reference wavelength, so that a wavelength band of light may be adjusted.
H01L 31/062 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the metal-insulator-semiconductor type
A electrophoretic display includes a first electrode comprising a plurality of nanoparticles, a second electrode opposite to the first electrode and forming an electric field with the first electrode, and an emulsion interposed between the first electrode and the second electrode. The emulsion comprises a non-polar solvent forming a continuous phase of the emulsion, and a polar solvent dispersed in the non-polar solvent of the emulsion and forming droplets controlled by the electric field.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
74.
Automatic holographic display device having cholesteric liquid crystal panel with barrier and slit regions and first and second phase difference plates above and below the panel
Boe Hydis Technology Co., Ltd. (Republic of Korea)
Inventor
Kwon, Ohjeong
Baek, Dohyeon
Abstract
Provided is an automatic holographic display device including: a first liquid crystal panel, a second liquid crystal panel disposed below the first liquid crystal panel, and a backlight that is disposed below the second liquid crystal panel and emits light, wherein the second liquid crystal panel comprises a cholesteric liquid crystal panel in which a barrier region and a slit region are alternately arranged according to an applied electric field, a first phase difference plate disposed above the cholesteric liquid crystal panel, and a second phase difference plate disposed below the cholesteric liquid crystal panel, wherein the backlight comprises a reflection plate that reflects light. The automatic holographic display device includes a modulated cholesteric liquid crystal panel and a phase difference plate, and thus mutual conversion between 2D flat images and 3D holographic images can be easy, the process of manufacturing the device can be simplified, and the manufacturing costs can be decreased. In addition, an automatic holographic display device in which optical transmittance can be improved by the modulated cholesteric liquid crystal panel and the phase difference plates, and luminance reduction that commonly occurs using a parallax barrier method can be prevented is provided.
The present invention relates to a driving method of an electrophoretic display. The driving method of the electrophoretic display includes displaying a first gray at a first pixel and a second pixel, where a target gray of the first pixel is the first gray and a target gray of the second pixel is a second gray, and changing the second pixel from the first gray to the second gray.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
76.
Display apparatus and method of manufacturing the same
A display apparatus according to an embodiment includes a first substrate including a plastic material, a second substrate facing the first substrate, and a coating layer formed on at least one surface of the first substrate. The coating layer includes a first compound having an acryl-based monomer and a second compound having a silicon derivative, and prevents reflection of light from the first substrate when light is provided to the first substrate. Thus, the display apparatus may have enhanced lightness (brightness) thereby improving the display quality.
Disclosed are embodiments of an electrophoretic display apparatus and an operating method thereof. According to one or more embodiments, an update voltage compensating for the degradation of an image is applied to a related pixel after a predetermined time interval elapses, when a plurality of images are consecutively displayed on one screen. Thus, the update voltage may be prevented from being applied to the pixel before the image degradation occurs, thereby preventing the pixel from being over-charged.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
A display apparatus according to one or more embodiments includes an array substrate and an opposite substrate facing the array substrate. Pixels areas are defined in the array substrate, and each pixel area includes a pixel electrode having concave-convex patterns at the edges thereof when viewed in a plan view. The concave-convex patterns vary directions of fringe fields generated from the edges of the pixel electrode, so that an area in which a fringe field is formed relative to one pixel area may be prevented from overlapping with a peripheral pixel area.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
G03G 17/04 - Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity patternProcesses involving a migration, e.g. photoelectrophoresis, photoelectrosolographyProcesses involving a selective transfer, e.g. electrophoto-adhesive processesApparatus essentially involving a single such process using photoelectrophoresis
79.
Display device and method of manufacturing the same
The display device includes a substrate, a thin film transistor (TFT), which includes a gate electrode, a semiconductor layer, and source and drain electrodes, on the substrate member, a passivation layer on the TFT and having an opening to expose a portion of the drain electrode, and a pixel electrode directly on the drain electrode and only within the opening.
H01L 29/04 - Semiconductor bodies characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
H01L 29/417 - Electrodes characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
80.
Display substrate, electrophoretic display device with the same and method for manufacturing the same
A display substrate, an electrophoretic display (EPD) device including the same, and a method for manufacturing the same are disclosed. The display substrate includes a display region and a non-display region. The display region includes a plurality of gate lines, a plurality of data lines, and a plurality of thin film transistors (TFTs) and a plurality of pixel electrodes disposed at crossings of the gate lines and the data lines. The non-display region is located at a peripheral region of the display region and includes a solar battery. The solar battery includes at least one semiconductor layer arranged between a lower electrode and an upper electrode that oppose each other.
An electrophoretic display (EPD) device and a method of manufacturing the EPD are disclosed. An EPD device includes a first substrate, a second substrate, and an electrophoretic layer. The first substrate includes a plurality of pixel areas, and each pixel area includes a first electrode. The second substrate faces the first substrate and includes a second electrode to form an electric field with the first electrode and a color filter corresponding to the first electrode. The electrophoretic layer is disposed between the first substrate and the second substrate and is controlled by an electric field formed by the first electrode and the second electrode to display an image. An end portion of the color filter extends beyond an end portion of the first electrode.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
Disclosed is an in-plane switching mode liquid crystal display, in which a pixel electrode and a common electrode are formed on the same substrate. The display includes a first substrate having a first conductive layer and second conductive layer, the first conductive layer and second conductive layer formed on each surface of the first substrate; a second substrate has a transparent pixel electrode and a transparent common electrode formed on one surface of the second substrate, facing the second conductive layer; an electrical connection part is installed to electrically connect the second conductive layer to the transparent common electrode, wherein a common voltage applied to the transparent common electrode is applied to the second conductive layer through the electrical connection part. This arrangement prevents generation of static electricity to suppress a whitening phenomenon due to liquid crystal polarization in a liquid crystal layer, thereby improving display image quality.
Provided are a fringe field switching (FFS) mode liquid crystal display (LCD) and a method of manufacturing the same. The FFS mode LCD includes a second transparent electrode having a plurality of slits and bars, disposed apart from a first transparent electrode with an insulating layer interposed between the first and second transparent electrodes, in a pixel region to apply a voltage level to a liquid crystal layer and control an amount of transmitted light. From a plan view, bar-shaped patterns having a specific width in a direction substantially parallel to a length direction of the slits are formed in the middles of the respective slits or in the middles of bars.
H01L 21/77 - Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
84.
Electrophoretic display device with improved reflective luminance
An electrophoretic display device with an improved reflective luminance is presented. The electrophoretic display device includes an electrophoretic display panel including sub-pixels corresponding to four colors (e.g., red, green, blue, and white). A signal converter is provided for receiving an image signal for three colors and converting it into an image signal for four colors. A data driver is provided for supplying the converted image signal for four colors to the sub-pixels as a data voltage.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
85.
Display for multi-function key pad and electronic device having the same
Disclosed are a display for a multi-function key pad and an electronic device having the display that have both input and output functions. The display for the multi-function key pad includes an electrophoretic display panel provided with a plurality of display regions arranged in a matrix form with having a non-display region as a boundary, a circuit board provided on the display panel and including a plurality of openings formed on regions corresponding to the display regions and a plurality of keys formed on regions that are outer circumference edges of the openings and correspond to the non-display region, and a pad provided on the circuit board and including a plurality of transparent windows formed on regions corresponding to the openings and a plurality of pressing units formed on regions that are outer circumference edges of the transparent windows and correspond to the keys.
An organic thin film transistor substrate includes a substrate, a gate line on a surface of the substrate, a gate insulating layer insulating on the gate line, a data line on the gate insulating layer, an organic thin film transistor connected to the gate line and the data line, the organic thin film transistor including an organic semiconductor layer, a bank-insulating layer positioned at least in part on the data line, the bank-insulating layer including a wall portion which defines a pixel area, and a pixel electrode formed in the pixel area.
The display of after-images is prevented in an electrophoretic display by applying one gray of at least three different grays through at least some of the pixels, applying a middle gray through at least some of the plurality of pixels, and applying a final compensation voltage to refresh the plurality of pixels.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
88.
Apparatus and method for driving an electrophoretic display
An apparatus for driving an electrophoretic display comprising a data driver applying data voltages to a plurality of pixels where electrophoretic particles are respectively disposed includes a memory storing gray information, level information of data voltages, and application time information of the data voltage, and a signal controller, wherein the signal controller reads the gray information, the level information of the data voltage and the application time information of the data voltage stored in the memory to apply an output image signal to the data driver, again stores the updated application time information of the data voltage to the memory by counting the application time information of the data voltage, compares the gray information stored in the memory with the gray information newly input from the external device, and when the gray information stored in the memory and the gray information newly input are different from each other, again stores the level information of the data voltage and the application time information of the data voltage that are newly updated in the memory based on the gray information that is newly input.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
89.
Method of adjusting photonic bandgap of photonic crystal, method of manufacturing reflective color filter using the same, and display device including the reflective color filter
Provided are a method of adjusting a photonic bandgap of a photonic crystal, a method of manufacturing a reflective color filter using the same, and a display device including the reflective color filter. The method of adjusting a photonic bandgap of a photonic crystal includes forming the photonic crystal having a photonic bandgap on a substrate, and changing the photonic bandgap by irradiating light onto the photonic crystal. In addition, the display device includes a backlight, a transflective liquid crystal panel including liquid crystal cells sealed between first and second substrates. Each liquid crystal cell corresponding to a pixel includes a transmissive area and a reflective area. A transmissive color filter is formed on the first substrate, which faces the backlight, and a reflective color filter is formed on each reflective area.
A color filter substrate includes a base substrate, a color filter layer and an electrophoretic layer. A partition wall section is formed on a first surface of the base substrate. The partition wall section divides the base substrate into a transparent area and a light-blocking area to define a pixel space in the transparent area. The color filter layer is formed in the transparent area. The electrophoretic layer is formed in the pixel space. The electrophoretic layer includes a capsule with a plurality of electrophoretic particles. Therefore, the partition wall section thereby forms the pixel space corresponding to a pixel part, and an electrophoretic layer is infiltrated into the pixel space, so that reflecting ratio and color reproducibility may be enhanced.
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
91.
Display pixel using electroactive polymer and display apparatus employing the same
Provided are a display pixel using an electroactive polymer and a display apparatus employing the display pixel. The display pixel includes: an electroactive polymer layer, of which shape and/or size is displaced when a voltage is applied thereto; a diffraction grating, of which a pitch and a diffraction angle change according to a displacement of the electroactive polymer layer; and a liquid crystal layer disposed on the diffraction grating and controlling gradation according to a voltage applied thereto.
G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors
G02F 1/29 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the position or the direction of light beams, i.e. deflection
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
92.
Reflective unit using electroactive polymer and flexible display employing the reflective unit
Provided are a reflective unit using an electroactive polymer and a flexible display. The reflective unit includes: an electroactive polymer layer which becomes strained when a voltage is applied thereto by an electrode; a light reflecting unit reflecting external light and having reflecting cells arranged on the electroactive polymer layer to be spaced apart from one another wherein a distance between the reflecting cells is changed according to the strain of the electroactive polymer layer; and a light blocking layer preventing external light from being reflected by the light reflecting unit and having blocking cells arranged over the light reflecting unit to be spaced apart from one another.
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
An electrophoretic display includes a lower substrate, an upper substrate, a color display layer on the lower substrate, a pixel electrode on the lower substrate, and a common electrode on the lower substrate or the upper substrate. The common electrode does not overlap the pixel electrode, and an electrophoretic active layer having a dispersion medium and electrophoretic particles is arranged between the lower substrate and the upper substrate. The electrophoretic active layer is a single-polarity electrophoretic particle system, and grayscales are generated depending on the number of electrophoretic particles arranged in a portion of the electrophoretic active layer corresponding to the pixel electrode. The position of the electrophoretic particles is controlled by the magnitude of the electric field applied between the pixel electrode and the common electrode.
An electrophoretic display unit includes a transparent base film, a transparent electrode disposed on the base film, an electrophoretic display layer disposed on the transparent electrode to display an image in response to an electric field, and an opaque electrophoretic protection layer disposed on the electrophoretic display layer.
An electrophoretic display (“EPD”) includes a display panel displaying an image and a gray-scale generator generating a gray-scale and providing a gray-scale voltage to the display panel. The gray-scale generator generates a gray-scale value of a white color using gray-scale values of red, green and blue colors and a brightness ratio between the red, green and blue colors. When a pure color is displayed, the EPD prevents the gray-scale of the white color from being fixed to 0. Thus, the EPD may enhance a chroma of the pure color and color brightness, thereby improving a display quality thereof.
G09G 5/02 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
96.
Display apparatus including pixels having improved brightness and contrast ratio
A display apparatus having pixel areas defined on a substrate. First color pixels having a white color and second color pixels having a color different from that of the first color pixels are aligned in each pixel area in the form of a matrix. The second color pixels are adjacent to the first color pixels in the row and column directions.
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
97.
Method of displaying an image and electrophoretic display device for performing the same
A method of displaying images on an electrophoretic display (“EPD”) panel includes displaying a (K)-th image on the EPD panel including a plurality of electrophoretic particles, wherein K denotes a natural number. Then, when an interrupt signal for converting images is inputted during one of a plurality of driving intervals, a charge of the electrophoretic particles is compensated, which is charged in correspondence with the (K)-th image displayed on the EPD panel before the interrupt signal is inputted, and then a (K+1)-th image is displayed on the EPD panel. Thus, when the interrupt signal is inputted during one of the driving intervals displaying the (K)-th image data, the charges that are charged in the particles are compensated in correspondence to the (K)-th image data, and then the (K+1)-th image is displayed so that display quality may be enhanced.
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
98.
Method of fabricating liquid crystal display device
Provided is a method of fabricating a liquid crystal display device. The method includes fabricating a liquid crystal panel divided into transmission and non-transmission regions, and including an upper substrate and a lower substrate, which are spaced apart from and opposite to each other, and a liquid crystal layer filled between the substrates, wherein the lower substrate has a plurality of thin film transistors; depositing a transparent conductive layer having a certain thickness on the upper substrate exposed to the exterior of the liquid crystal panel; and performing an etching process for removing the entire transparent conductive layer and a portion of the upper substrate to form irregular prominences and depressions on a surface of the upper substrate exposed to the exterior. Therefore, it is possible to improve readability and contrast ratio by diffusely reflecting external light and scattering internal light.
H01L 21/64 - Manufacture or treatment of solid-state devices other than semiconductor devices, or of parts thereof, not specially adapted for a single type of device provided for in subclasses , , or
99.
Color filter substrate for liquid crystal display and method of fabricating the same
A color filter substrate for a liquid crystal display and a method of fabricating the same are provided. The color filter substrate for a liquid crystal display includes: light shielding parts formed on a front surface of a substrate at predetermined intervals to prevent light leakage; color filter Layers disposed between the light shielding parts on the front surface of the substrate and including color filter patterns of red (R), green (G) and blue (B) for implementing a color image; and a transparent conductive layer formed on a rear surface of the substrate, where the rear surface of the substrate is opposite the front surface of the substrate on which the color filter layers are formed, and formed in a porous structure having a plurality of holes spaced at predetermined intervals. Therefore, it is possible to shield an electrostatic field due to external static electricity and improve image display quality, thereby increasing high brightness characteristics and readability.
A method of manufacturing a color active matrix display device comprises forming islands over a rigid carrier substrate, forming a plastic substrate over the rigid carrier substrate, forming an array of pixel circuits over the plastic substrate and forming a display layer over the array of pixel circuits. The rigid carrier substrate is then released from the plastic substrate and the plastic substrate then has channels defined by the islands. These are filled to define color filter portions. The formation of a plastic substrate on a rigid carrier, with the use of a subsequent lift off process, enables the circuit arrays to be made on very thin plastic sheets. The color filters can then be made on the outside of the LC cell. Depressions are formed in the plastic substrate registered to the circuit array, and these are filled in with color filter material, for example by ink jet printing.
