Abstract

This application discloses a gate driving circuit and a display panel. The gate driving circuit includes a plurality of stage circuits. The stage circuit includes an input module, a first output module, a second output module, a voltage stabilizing module, and a first driving control module. The voltage stabilizing module includes a first transistor whose gate receives a clock signal. When the gate driving circuit operates in a low power consumption mode, the clock signal turns on the first transistor to reduce a power consumption of the gate driving circuit by reducing a frequency of the clock signal.

IPC Classes  ?

• 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

Abstract

A display panel and a display device are provided by the present application. The display panel includes a substrate, an inorganic insulating layer, a plurality of pixel-driving circuits, an organic insulating layer, and a light-emitting layer. The organic insulating layer is disposed on a side of the inorganic insulating layer away from the substrate, and the light-emitting layer is disposed on a side of the organic insulating layer away from the substrate. The inorganic insulating layer includes a first inorganic insulating sub-layer, and a refractive index of the first inorganic insulating sub-layer is less than refractive index of the organic insulating layer.

IPC Classes  ?

• H10H 29/41 - Insulating layers formed between the driving transistors and the LEDs
• H10H 29/855 - Optical field-shaping means, e.g. lenses

Abstract

Embodiments of the present disclosure disclose a display panel and a mobile terminal. The display panel includes a light-emitting layer. The light-emitting layer includes a first electrode, a hole injection layer, a first light-emitting unit layer, an electron-generating layer, a hole-generating layer, a second light-emitting unit layer, and a second electrode stacked in sequence. By adopting the technical solutions of the present disclosure, the light-emitting device of the display panel can operate at high temperatures or low temperatures with high current efficiency without changing the structure of the light-emitting layer.

IPC Classes  ?

• H10K 50/155 - Hole transporting layers comprising dopants
• H10K 50/13 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
• H10K 50/165 - Electron transporting layers comprising dopants
• H10K 50/19 - Tandem OLEDs

Abstract

A display panel and a display device are provided. An organic light-emitting layer includes a doped region and an undoped region, and the undoped region is located between the doped region and the hole blocking layer. When the display panel is in a low grayscale display state, an exciton concentration distribution curve of the organic light-emitting layer includes a first peak located in the doped region and a second peak located in the undoped region, and a peak value of the second peak is less than a peak value of the first peak.

IPC Classes  ?

• H10K 50/18 - Carrier blocking layers
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 101/40 - Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers

Abstract

Embodiments of the present disclosure disclose a display module. A first border area of a first frame area of the display module includes a first sub-area. The curvature of a cover plate located in the first sub-area is greater than zero in a direction parallel to a first edge. A first backplane of a supporting member is disposed on one side of a display function portion close to a binding portion. A second backplane is disposed on one side of the display function portion close to the binding portion. A distance between a first portion of the first backplane and the first edge is greater than a distance between a second portion of the first backplane and the first edge.

IPC Classes  ?

• H04M 1/02 - Constructional features of telephone sets

Abstract

A flexible touch-control display panel, comprising a display area, a binding area and a bending area. The flexible touch-control display panel comprises binding terminals located in the binding area, touch control electrodes located in the display area, and touch control traces. Each touch control trace comprises a first trace portion and a second trace portion, which are connected to each other, wherein the first trace portion is connected to the corresponding touch control electrode; the second trace portion is connected to the corresponding binding terminal; the first trace portion extends from the display area, via the bending area and to the binding area; and the second trace portion is located in the binding area.

IPC Classes  ?

• 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

Abstract

Provided in the present application are a cover plate attaching method for a curved screen and a guide film. The attaching method comprises extending first corner portions of a main body of the guide film to form first extension portions, the first extension portions exceeding second corner portions of a display panel. Therefore, during attachment of a cover plate to the display panel, the first extension portions can effectively support the second corner portions of the display panel so as to control the wrinkle morphology of the second corner portions, thus reducing wrinkles to relieve the problem of wrinkles being liable to occur at Gaussian curved surfaces during existing attachment of four-curved screens.

IPC Classes  ?

• B29C 63/02 - Lining or sheathing, i.e. applying preformed layers or sheathings of plasticsApparatus therefor using sheet or web-like material
• B29C 63/00 - Lining or sheathing, i.e. applying preformed layers or sheathings of plasticsApparatus therefor
• B29L 31/34 - Electrical apparatus, e.g. sparking plugs or parts thereof

Abstract

Disclosed in embodiments of the present application are an OLED display panel and a terminal device. The OLED display panel comprises: power supply signal lines and longitudinal auxiliary lines extending in a first direction, and transverse auxiliary lines and reset signal lines extend in a second direction. The transverse auxiliary lines and the power supply signal lines are electrically connected at intersections to form a latticed connection, and/or the longitudinal auxiliary lines and the reset signal lines are electrically connected at intersections to form a latticed connection, thereby improving the display uniformity.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

Disclosed in the present application are a display panel and a display apparatus. An organic light-emitting layer comprises a doped region and a non-doped region, wherein the non-doped region is located between the doped region and a hole barrier layer, and when the display panel is in a low-grayscale display state, an exciton concentration distribution curve of the organic light-emitting layer comprises a first crest located in the doped region and a second crest located in the non-doped region, a crest value of the second crest being less than a crest value of the first crest.

IPC Classes  ?

• H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants

Abstract

Embodiments of the present disclosure disclose an OLED display panel and a terminal device. The OLED display panel includes power signal lines and vertical auxiliary lines extending along a first direction, and horizontal auxiliary lines and reset signal lines extending along a second direction. The horizontal auxiliary lines are electrically connected to the power signal lines at intersections therebetween to form a grid-like connection, and/or the vertical auxiliary lines are electrically connected to the reset signal lines at intersections therebetween to form grid-like connection.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

Disclosed are a display panel and a display device, the display panel includes a substrate, a pixel definition layer, a light-emitting device layer, and an encapsulation layer. The pixel definition layer includes a first groove and a second groove. The light-emitting device layer includes a common functional layer. The encapsulation layer includes a first encapsulation sublayer. A protrusion is provided at an opening of the second groove. The common functional layer is disconnected at the second groove. The first encapsulation sublayer is continuous at the second groove. A protruding distance of the protrusion is less than or equal to one tenth of the thickness of the first encapsulation sublayer.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/80 - Constructional details

Abstract

A display panel is provided by the present disclosure. the display panel includes an array substrate, a planarization layer, a first electrode layer, a spacing layer, a pixel definition layer, a light emitting layer, and a second electrode. The spacing layer includes a plurality of spacing parts disposed between adjacent two first electrodes. Each of the spacing parts includes a groove with an opening direction away from the array substrate and a protrusion extending towards a center of the groove. A maximum depth of the groove is greater than or equal to a sum of thicknesses of the first light emitting sublayer and the charge generation layer. The first light emitting sublayer and the charge generation layer of the light emitting sublayer are disconnected at the spacing parts. The display panel of the present disclosure may improve the problem of light stealing of pixels.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks

Abstract

Disclosed are a display panel and a display device. Spacers in the display panel comprise first spacers and second spacers; each first spacer is located between two or more adjacent sub-pixels in a corresponding first pixel column, each second spacer is located in a corresponding second pixel column, and/or each second spacer is located between a first pixel column and a second pixel column which are adjacent to each other; and when the overall supporting of the first spacers is insufficient and a fine metal mask is deformed and bends, the second spacers achieve the effect of supporting.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/80 - Constructional details

Abstract

The present disclosure provides a display panel and an electronic apparatus, including: a plurality of sub-pixels; a frame buffer module that caches a plurality of pieces of bit plane data of each sub-pixel corresponding to a frame to be displayed, wherein first bit plane data controls a corresponding sub-pixel continuously to emit light or not to emit light within the duration (n1×T), and n1 is related to a storage bit of the first bit plane data; and a source drive module that reads each piece of the bit plane data at least once and reads at least one piece of the first bit plane data at least twice in the frame to be displayed.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Abstract

A display panel and a display device are provided. The display panel includes: a photosensitive layer including a photosensitive element; a first collimation layer including a first opening; an encapsulation layer; and a second collimation layer including a second opening. The first opening, the second opening, and the photosensitive element overlap with each other in a thickness direction of the photosensitive layer. The display panel also includes a first organic layer, and the encapsulation layer further includes a second organic layer. The first organic layer and the second organic layer are overlapped with the first opening, the second opening, and the photosensitive element in the thickness direction of the photosensitive layer.

IPC Classes  ?

• H10K 59/80 - Constructional details
• G06V 40/13 - Sensors therefor
• H10K 39/34 - Organic image sensors integrated with organic light-emitting diodes [OLED]
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

This application provides a pixel arrangement structure and an OLED display panel, which includes multiple pixel units, with at least one of the pixel units including: a blue pixel with a width B1 in a first direction and a length B2 in a second direction, B2 being greater than B1; a green pixel with a maximum dimension G1 in the first direction and a maximum dimension G2 in the second direction, G1/G2≤1; and a red pixel arranged side by side with the green pixel in the second direction; where, 1<(G1/G2)/(B1/B2)≤4.

IPC Classes  ?

• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

A touch display device includes a touch display panel and a touch display chip. The touch display panel includes a plurality of touch units, a plurality of first touch pins, a plurality of touch signal lines connecting the touch units to the first touch pins, and one or more touch detection pins connected to the first touch pins. The touch display chip includes a plurality of second touch pins corresponding to and connected to the first touch pins, and one or more bonding pins corresponding to and connected to the one or more touch detection pins.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Disclosed in the embodiments of the present application are an OLED display panel and a terminal device. The OLED display panel comprises a first undercut structure, which is located between adjacent anodes, wherein a filling-in portion at least covers one end of the first undercut structure, and the filling-in portion is obliquely arranged; and a cathode is separated from a charge generation layer in an insulating manner by means of a light-emitting layer continuously provided at the filling-in portion, thereby avoiding a short circuit between the charge generation layer and the cathode caused by the disconnection of the light-emitting layer at the edge of the first undercut structure.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks

Abstract

The present application provides a display panel and a display device. The display panel comprises a main body region and an anti-crack region. The anti-crack region is provided on at least one side of the main body region. The display panel further comprises a substrate, an anti-crack structure provided on the substrate, a display function layer provided on the substrate, a color filter layer provided on the surface of the display function layer facing away from the substrate, and a water absorption layer partially provided on the surface of the color filter layer facing away from the substrate.

IPC Classes  ?

• H10K 59/80 - Constructional details

Abstract

Embodiments of the present disclosure disclose display panels and display devices. The display panel includes a substrate, a pixel definition layer, a light emitting layer, and partitions. The pixel definition layer includes first grooves and second grooves arranged in a non-light emitting area. Each partition includes a first portion and a second portion connected to each other. The first portion corresponds to the second groove. A width of the second portion is greater than a width of the first portion. The second portion is spaced apart from a surface of the pixel definition layer away from the substrate.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

A display panel and a display device are provided by the present disclosure. A first conductive layer includes a plurality of driving signal lines in the first wiring area. The driving signal lines are configured to load alternating current signals. A second conductive layer includes one or more shielding parts disposed in the first wiring area. A third conductive layer includes a plurality of touch traces, and the touch traces extend from the display area into at least the first wiring area. An orthographic projection of the one or more shielding parts on the substrate overlaps at least partially an orthographic projection of the driving signal lines on the substrate.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/126 - Shielding, e.g. light-blocking means over the TFTs

Abstract

A display panel and a display device are disclosed. By setting numbers of effective pulses of first start signals in both a writing frame and a holding frame of one display period to be plural, a plurality of first strobe driving circuits connected in cascade are allowed to output a plurality of first strobe signals multiple times to adjust a bias voltage of a first transistor of a plurality of pixel driving circuits. Therefore, the display panel can display at a similar light-emitting brightness in both the writing frame and the holding frame, thereby improving a flickering problem of the display panel.

IPC Classes  ?

• G09G 3/3258 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the voltage across the light-emitting element
• 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

Abstract

A touch panel and a touch device with the touch panel are provided. Each of plurality of touch electrodes of a substrate of the touch panel is led by a corresponding one of plurality of touch wires, and each row and each column of the plurality of touch electrodes share one detection channel through a corresponding one of the plurality of touch wires, and can detect a touch signal sensed by each of the plurality of touch electrodes, thereby increasing an area of the touch panel that can detect the touch signal, and enhancing a detection accuracy and a linearity of the touch panel.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present application discloses a display module and a display device. An end of a bending portion is connected to a display portion, and the other end of the bending portion is bent toward a side of the display portion close to a binding portion and is connected to the binding portion. A composite functional layer includes a buffer sublayer attached to a side of the display portion close to the binding portion, and a support sublayer attached to a side of the buffer sublayer away from the display portion. The binding portion is attached to a side of the support sublayer away from the buffer sublayer, and the buffer sublayer includes a polyurethane rubber material containing silicon.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

The present disclosure proposes a pixel circuit and a display panel. The pixel circuit includes a driving transistor, a light-emitting device, a feedback transistor, and a feedback capacitor. By coupling the feedback transistor and feedback capacitor between the gate of the driving transistor and the anode of the light-emitting device, the pixel circuit and display panel can make the voltage level of the gate of the driving transistor change correlatively with the voltage level of the anode of the light-emitting device. This can reduce the brightness change of the light-emitting device, and improves the brightness of the light-emitting device.

IPC Classes  ?

• G09G 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Abstract

The present disclosure provides foldable display modules and foldable display devices. The foldable display module includes a display panel and a support plate. The support plate includes first hole groups and second hole groups alternately arranged along a second direction. The first hole group includes a plurality of first via holes, and the second hole group includes a plurality of second via holes. In a first direction, a length of the first via hole is greater than a length of the second via hole, and the second via holes are arranged corresponding to first spacer parts each located between two adjacent first via holes.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements

Abstract

Disclosed are a display panel and a preparation method thereof. The display panel includes an array substrate and a plurality of pixel unit groups. Each of the pixel unit groups includes a first pixel unit and a second pixel unit. The first pixel unit includes a first light-emitting unit layer. The second pixel unit includes a second light-emitting unit layer and a third light-emitting unit layer, and the second light-emitting unit layer and the third light-emitting unit layer are sequentially stacked in a direction facing away from the array substrate.

IPC Classes  ?

• H01L 33/08 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a plurality of light emitting regions, e.g. laterally discontinuous light emitting layer or photoluminescent region integrated within the semiconductor body
• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
• H01L 33/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof
• H01L 33/38 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the electrodes with a particular shape

Abstract

A display panel is provided. The display panel includes a plurality of first traces and a plurality of second traces. The display panel comprises a first sub-pixel and a second sub-pixel, which are arranged along a second direction, the first sub-pixel comprises at least one of the first traces extending along a first direction, the second sub-pixel comprises at least one of the second traces extending along the first direction. A number of the first traces extending along the first direction contained in the first sub-pixel is greater than or equal to a number of the second traces extending along the first direction contained in the second sub-pixel.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

The present disclosure provides an OLED display panel, including: a first conductive channel layer including active layers of a first transistor and a second transistor; a first gate layer disposed on the first conductive channel layer and including gates of the first and second transistors, a first electrode plate of a first capacitor, and a first end of the second capacitor; a second gate layer disposed on the first gate layer and including a second end of the second capacitor; a second conductive channel layer disposed on the second gate layer and including a second electrode plate of the first capacitor; a source and drain layer disposed on the first gate layer and including sources and drains of the first and second transistors; and a light emitting device disposed on the source and drain layer. The first transistor is configured to control a current flowing through the light-emitting device.

IPC Classes  ?

• G09G 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

A display panel includes a substrate, a first semiconductor layer, an insulating isolation layer, a photosensitive layer, a second semiconductor layer and a light-emitting layer. The first semiconductor layer includes a first electrode in a non-light-emitting area. The insulating isolation layer includes a first opening disposed corresponding to the first electrode. The second semiconductor layer includes a second electrode disposed corresponding to the first opening. A photosensitive portion is provided between the first electrode and the second electrode and connected to both of them.

IPC Classes  ?

• H10K 59/60 - OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
• H10K 59/80 - Constructional details

Abstract

The present application provides a display panel and an electronic device. A first organic layer of the display panel is provided with barrier grooves within a frame region, each first signal wire is provided with a first wiring portion at a corresponding barrier groove, and the first wiring portion is provided with multiple openings, so as to increase the area of the exposed side surface of the first wiring portion and then reduce the side etching depth of the first wiring portion. The problem in existing display panels of severe side etching of metal signal wires is mitigated.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/80 - Constructional details

Abstract

A display panel is disclosed in the present application. A display portion is bent about at least a first direction to define a first arc shape, and the first arc shape has a first radius of curvature. A driving chip is bonded to a pad portion. A support pad is provided between the display portion and the pad portion, and is provided corresponding to at least the driving chip. The support pad includes a first surface toward the display portion and a second surface toward the pad portion, the first surface is in contact with the first arc shape, and the second surface is a flat surface.

IPC Classes  ?

• H10K 59/82 - Interconnections, e.g. terminals
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

A display panel and a display device are provided in the embodiments of the present invention, the display panel comprising a substrate, an inorganic insulating layer, an organic insulating layer, a light emitting layer and an encapsulation layer, wherein the organic insulating layer comprises an organic insulating portion, and the encapsulation layer covers at least part of the organic insulating portion and does not extend to a first wiring hole of the organic insulating layer. By forming an etched groove of the encapsulation layer on a side surface or a top surface of film layers of the display panel with a plurality of different etching processes, the etching effect of the encapsulation layer and the overall performance of the display panel are effectively improved.

IPC Classes  ?

• H01L 33/54 - Encapsulations having a particular shape
• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
• H01L 33/62 - Arrangements for conducting electric current to or from the semiconductor body, e.g. leadframe, wire-bond or solder balls

Abstract

The present disclosure provides a display panel and a display device. A touch layer of the display panel includes: a capacitive touch part including first capacitive touch channels and second capacitive touch channels which are arranged in a cross manner, and an electromagnetic touch part including first electromagnetic touch channels and second electromagnetic touch channels which are arranged in a cross manner. The first capacitive touch channels are insulated between two adjacent first electromagnetic touch channels, and each of the second capacitive touch channels is disposed between and insulated from two adjacent second electromagnetic touch channels.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present disclosure provides a display device including a display panel and a plurality of gate driving units. The plurality of gate driving units at least include a first gate driving unit and a second gate driving unit electrically connected to a plurality of subpixels of the display panel and sharing a clock signal and a power supply signal. A plurality of cascaded first gate driving circuits included in the first gate driving unit and a plurality of cascaded second gate driving circuits included in the second gate driving unit are alternately arranged in a first direction.

IPC Classes  ?

• G09G 3/3266 - Details of drivers for scan electrodes
• G09G 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

An embodiment of the present disclosure provides a GOA circuit and a display panel. The GOA circuit includes a plurality of cascaded GOA units with multi-stages. Besides a first stage GOA unit, each GOA unit includes a first output control circuit, a second output control circuit, a first output circuit, and a second output circuit. The first output circuit is used to output a first scanning signal. The second output circuit is used to output the second scanning signal. This GOA circuit reduces bezel space occupied by the GOA.

IPC Classes  ?

• 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

Abstract

The present disclosure discloses a pixel circuit and a display panel. The pixel circuit includes a first light-emitting control transistor, a first initialization transistor, a first transistor, a light-emitting device, and a first capacitor. In the case that a reset current and a luminescent current flowing through the first light-emitting control transistor remain unchanged, the light-emitting current flowing through the light-emitting device which is a part of the luminescent current flowing through the first light-emitting control transistor is kept constant.

IPC Classes  ?

• G09G 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

The present application provides an organic light emitting diode (OLED) display panel and an OLED device. The OLED display panel includes dummy traces disposed on a side of the anode adjacent to the signal traces. At least one of the fanout traces and at least one of the dummy traces are disposed corresponding to a position where the anode is disposed. Each of the fanout traces passing through each of the subpixels and each of the dummy traces passing through each of the subpixels are both symmetrical about a center of the anode of each of the subpixels, so as to improve uniformity of traces in the display area and improve flatness and symmetry of the anode, thereby improving display defect of the display panel.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

Display panels are provided according to embodiments of the present disclosure. The display panel includes: a substrate, anodes disposed on the substrate, an inorganic barrier layer, and a pixel definition layer. The inorganic barrier layer includes barrier parts, and the anodes are arranged at intervals between the barrier parts. The pixel definition layer includes pixel definition parts each covering the barrier part and a part of the anode. An orthographic projection of a side of the barrier part adjacent to the substrate on the substrate is located within an orthographic projection of a side of the barrier part away from the substrate on the substrate.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 59/80 - Constructional details

Abstract

A display panel and a display device are provided by the present application. A plurality of second pixels are electrically connected with pixel driving circuits located in a main display area. A pixel driving circuit layer corresponding to the light-transmitting display area is provided with a plurality of first grooves provided between the second pixels. The first grooves adjacent to different second pixels are communicated with each other. A distance from a surface of a first organic insulating sub-layer located at the first grooves away from a substrate to the substrate is less than a distance from a surface of the first organic insulating sub-layer located in the main display area away from the substrate to the substrate.

IPC Classes  ?

• H10K 59/124 - Insulating layers formed between TFT elements and OLED elements
• H10K 59/80 - Constructional details

Abstract

The present application provides a display panel and an electronic device, wherein pixels of a first display area of the display panel is less than pixels of a second display area of the display panel, so that the light transmittance of the first display area is greater than the light transmittance of the second display area, the light-transmitting area of the first display area can be increased, the diffraction peak intensity can be reduced, and the imaging quality can be improved. The technical problem that the imaging quality is reduced due to visible lights being diffracted by the area for the camera under panel is alleviated.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

A display screen, a manufacturing method thereof, and a display device are provided. The display screen includes: a display panel including a display portion, a bending portion, and a connection portion connected sequentially; an adhesive layer including a first portion and a second portion configured in one piece, wherein the first portion is disposed on a display surface of the display portion, and the second portion covers the bending portion; and a cover plate. A gap does not need to be reserved in an integrated adhesive layer during connecting, thereby saving this part of the space, which is beneficial to a narrowing design of a bezel of the display screen.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

Display panels and display devices are provided. The display panel includes a first display area having a high light transmittance and a second display area having a low light transmittance. A light-emitting layer of the display panel includes first subpixels and second subpixels. In the first display area and the second display area having the same area, a number of the first subpixels located in the first display area is less than a number of the first subpixels located in the second display area, and a number of the second subpixels located in the first display area is equal to a number of the second subpixels located in the second display area.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 102/10 - Transparent electrodes, e.g. using graphene

Abstract

Organic light-emitting display panel are provided. The organic light-emitting display panel includes a substrate, a first electrode, a hole injection layer, a hole transport layer, a first electron blocking layer, a second electron blocking layer, a light-emitting layer, an electron transport layer, an electron injection layer, and a second electrode sequentially stacked in layers. A hole mobility of the first electron blocking layer is greater than a hole mobility of the second electron blocking layer. A highest occupied molecular orbital (HOMO) energy level of the first electron blocking layer is greater than a HOMO energy level of the second electron blocking layer, and the HOMO energy level of the second electron blocking layer is greater than a HOMO energy level of the light-emitting layer.

IPC Classes  ?

• H10K 85/60 - Organic compounds having low molecular weight
• H10K 50/18 - Carrier blocking layers
• H10K 101/30 - Highest occupied molecular orbital [HOMO], lowest unoccupied molecular orbital [LUMO] or Fermi energy values
• H10K 101/40 - Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers

Abstract

Embodiments of the disclosure provides a rotating shaft mechanism and a foldable display device. The rotating shaft mechanism includes a supporting frame, a synchronization slider, a fixing piece, and a cam assembly. A sliding guide rail is rotatably connected to the synchronization slider. When the fixing piece rotates, the sliding guide rail provides a driving force for the synchronization slider, enabling the synchronization slider to slide in an accommodating cavity in a direction parallel to an axis of the supporting frame, and driving the cam assembly to slide relatively, which achieves the bending of the foldable display device, simplifies the structure of the rotating shaft mechanism, and improves the bending effect.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• G09F 9/30 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
• H04M 1/02 - Constructional features of telephone sets

Abstract

A display panel and a display device are provided. The display panel includes a substrate, a light-emitting layer, a first refractive layer including openings and first grooves and a second refractive layer filling the openings. A refractive index of the second refractive layer is greater than a refractive index of the first refractive layer. The first groove comprises solid units spaced apart and interconnected microgrooves, each of the microgrooves is disposed between every adjacent two of the solid units, and the second refractive layer fills the microgrooves and covers the solid units.

IPC Classes  ?

• H10K 59/80 - Constructional details

Abstract

Disclosed are a heat-dissipating plate and a display device, the heat-dissipating plate includes a heat-dissipating plate body; a heat-dissipating microcavity embedded in the heat-dissipating plate body; and a heat dissipation working medium filled inside the heat-dissipating microcavity. The heat-dissipating microcavity includes a heat absorption tank, a liquid collection tank arranged at intervals with the heat absorption tank, and a capillary micro channel group between the heat absorption tank and the liquid collection tank and communicating with the heat absorption tank and the liquid collection tank, and the capillary micro channel group includes a plurality of capillary micro channels arranged at intervals.

IPC Classes  ?

• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating

Abstract

The present application provides a display panel. The display panel comprises an array substrate, a planarization layer, a first electrode layer, a spacing layer, a pixel define layer, a light-emitting layer, and a second electrode layer. The spacing layer comprises spacing parts arranged between every two adjacent first electrodes of the first electrode layer, and each spacing part comprises a recess having an opening direction away from the array substrate and protrusions extending towards the center of the recess. The maximum depth of each recess is greater than or equal to the sum of the thicknesses of a first light-emitting sub-layer and a charge generation layer of the light-emitting layer, and the first light-emitting sub-layer and the charge generation layer are disconnected at the spacing parts. According to the display panel provided in the present application, the problem of unexpected lighting of pixels can be mitigated.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/126 - Shielding, e.g. light-blocking means over the TFTs
• H10K 50/18 - Carrier blocking layers

Abstract

The present disclosure provides a display module, including a first support element and a second support element respectively located in a first non-bending region and a second non-bending region of the display module, and a third support element located in a bending region of the display module. A density of the third support element is greater than that of the first support element and the second support element. The present disclosure integrates two materials with different densities. The first support element and the second support element are made of materials with lower densities, thereby reducing the weight of the display module.

IPC Classes  ?

• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus

Abstract

A flexible cover plate, a manufacturing method of the flexible cover plate and a display device is provided by the present disclosure. The flexible cover plate includes at least two substrate layers, and an elastic modulus of the substrate layer close to a bending inner side of the flexible cover plate is greater than the substrate layer away from the bending inner side of the flexible cover plate, which ensures that when the flexible cover plate is bonded to a display panel, the two substrates is correspondingly disposed according to a bending outer side and a bending inner side of the display device, balancing the bending performance and the surface hardness.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

The present disclosure provides a display panel and an electronic device. A pixel definition layer of the display panel is provided with multiple second openings corresponding to multiple light-sensing sensors, a metal inhibition layer of the display panel is laid in the multiple second openings, and a encapsulation layer of the display panel is disposed to cover the metal inhibition layer and fill into the multiple second openings. By providing the multiple second openings on the pixel definition layer, lights are capable of passing through the pixel definition layer to reach the multiple light-sensing sensors, thereby solving a problem that an existing under-screen optical fingerprint is difficult to be directly applied in OLED products.

IPC Classes  ?

• H10K 59/65 - OLEDs integrated with inorganic image sensors
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
• H10K 59/40 - OLEDs integrated with touch screens
• H10K 59/80 - Constructional details

Abstract

The present disclosure provides a display module, which includes a silicon-based micro light emitting diode display panel and a heat dissipation device. The heat dissipation device includes a heat dissipation cavity disposed on a back surface of the silicon-based micro light emitting diode display panel and an electro-deformation member disposed on a cavity bottom of the heat dissipation cavity. In case that the electro-deformation member is powered on, the electro-deformation member deforms to avoid a channel causing an external environment to be in communication with the heat dissipation cavity, so that external air enters the heat dissipation cavity. External air has a relatively low temperature and can carry away 10 heat of the silicon-based micro light emitting diode display panel, so as to reduce a temperature of the silicon-based micro light emitting diode display panel, and improve a heat dissipation capability of the display module.

IPC Classes  ?

• H10N 39/00 - Integrated devices, or assemblies of multiple devices, comprising at least one piezoelectric, electrostrictive or magnetostrictive element covered by groups
• H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
• H01L 33/64 - Heat extraction or cooling elements
• H10N 30/00 - Piezoelectric or electrostrictive devices

Abstract

Disclosed in the present application are a display panel and a display device. A driving assembly is arranged in a binding area and comprises a first output unit; a multiplexing circuit is arranged in a circuit area and comprises a first circuit unit; a connecting line is connected between the driving assembly and the multiplexing circuit and comprises a first connecting line connected between the first circuit unit and the first output unit; a plurality of pixel units are arranged in a display area and are connected to the multiplexing circuit; and the first connecting line comprises winding segments distributed in the display area.

IPC Classes  ?

• G09G 3/3208 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

A display panel and a display device are provided. The display panel includes a substrate, a ladder structure, and an electrode layer disposed in a stack. The ladder structure is located in an encapsulation region. The ladder structure includes a first film layer and a second film layer disposed in a stack. An undercut opening is defined on a lateral side of the first film layer. The second film layer includes a first sub-layer and a second sub-layer disposed in a stack. A thickness of the second sub-layer is greater than a thickness of the first sub-layer. The first sub-layer is a metal film layer. The second sub-layer is an organic film layer.

IPC Classes  ?

• 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

Abstract

The present application provides a display panel and a display apparatus. In the display panel, a first optical film layer and a second optical film layer constitute a first light condensing structure arranged corresponding to a plurality of light-emitting units, and the second optical film layer and a third optical film layer constitute a second light condensing structure arranged corresponding to the plurality of light-emitting units. In the display panel of the present application, the two light condensing structures are formed by the three optical film layers, so as to condense light emitted by a light-emitting functional layer, thereby improving light emitting efficiency.

IPC Classes  ?

• H10K 59/80 - Constructional details

Abstract

Disclosed in the present application are a display panel and a display device. A first conductive layer comprises a driving signal line arranged in a first wiring area, and the driving signal line is used for loading an alternating-current signal; a second conductive layer comprises a shielding part arranged in the first wiring area; a third conductive layer comprises a touch-control trace, and the touch-control trace extends into at least the first wiring area; and an orthographic projection of the shielding part on a substrate at least partially overlaps with an orthographic projection of the driving signal line on the substrate.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A flexible display module and a flexible display device are provided. The flexible display module includes a bending region and non-bending regions located on two sides of the bent region, and includes a display panel and a cover window located on a light emitting side of the display panel, where at least one first groove is disposed on a side surface of the cover window corresponding to the bending region away from the display panel, a filling layer is disposed in the first groove, and reflectivity of the filling layer is less than reflectivity of the cover window.

IPC Classes  ?

• H05K 5/03 - Covers

Abstract

The present disclosure discloses a display panel and a display apparatus. The display panel includes a substrate and at least one light-emitting structure disposed on the substrate, the light-emitting structure includes a first light-emitting element and a color conversion light-emitting element, and the first light-emitting element includes a first color light-emitting layer; and the color conversion light-emitting element and the first light-emitting element are disposed on the substrate in a stacking manner in a first direction, the first direction is a direction perpendicular to the substrate, and the color conversion light-emitting element includes a second color light-emitting layer and a third color color conversion layer disposed in the first direction in a stacking manner with the second color light-emitting layer. The present disclosure may improve light-emitting efficiency of a third color in the display panel, and improve brightness and a display effect of the display panel.

IPC Classes  ?

• H01L 27/15 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier, specially adapted for light emission
• H01L 33/06 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a quantum effect structure or superlattice, e.g. tunnel junction within the light emitting region, e.g. quantum confinement structure or tunnel barrier
• H01L 33/10 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a light reflecting structure, e.g. semiconductor Bragg reflector
• H01L 33/50 - Wavelength conversion elements

Abstract

An array substrate and a display panel are provided. A first thin film transistor includes a first electrode, a second electrode, a first active pattern, and a first gate electrode. The first active pattern extends in a thickness direction of the array substrate. The first gate extends in the thickness direction of the array substrate. At least two of first sidewalls of the first electrode of the first thin film transistor and at least two second sidewalls of the second electrode of the first thin film transistor are disposed surround a first opening which penetrating the first thin film transistor.

IPC Classes  ?

• 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 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
• H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
• H01L 33/38 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the electrodes with a particular shape
• H01L 33/62 - Arrangements for conducting electric current to or from the semiconductor body, e.g. leadframe, wire-bond or solder balls

Abstract

An electromagnetic-capacitive double-touch screen. A touch screen (10) comprises a substrate (16), a first touch electrode layer (101), and a second touch electrode layer (102); the first touch electrode layer (101) comprises a plurality of first induction wire groups (11), each first induction wire group (11) comprising two first conductors (110); the second touch electrode layer (102) comprises a plurality of second induction wire groups (12), two second conductors (120) being connected to form a U-shaped second induction wire group (12); the first conductors (110) and the second conductors (120) are connected by means of a conductor bridge structure (13); a touch detection circuit is connected to the first conductors (110) and the second conductors (120); a capacitive touch array (140) arranged on one of the first touch electrode layer (101) and the second touch electrode layer (102) comprises a plurality of first electrode assemblies (tx), and a plurality of second electrode assemblies (rx); and first electrodes (182) are connected to the first conductors (110), and second electrodes (181) are connected to the second conductors (120). The electromagnetic-capacitive touch screen integrates an electromagnetic-capacitive double-control function, such that the cost is reduced. In addition, further disclosed is a touch display apparatus comprising the electromagnetic-capacitive touch screen.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present disclosure discloses a gate drive circuit and a display panel. The gate drive circuit includes a plurality of shift registers. An Nth-stage shift register of the plurality of shift registers includes a stage transmission signal selection module, a pull-up control module, a first filter module, a second filter module, a first output module, a first inverting module, an isolation module, or a second output module.

IPC Classes  ?

• 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
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

Embodiments of the present disclosure provide a display panel comprising a light-emitting element, in which the light-emitting element includes a first electrode layer, a first light-emitting layer, a first buffer layer, a first charge-generating layer, a second buffer layer, a second light-emitting layer, and a second electrode layer; in which the first charge-generating layer includes a first n-type charge-generating layer and a first p-type charge-generating layer, and both of the electron mobility of the first buffer layer and the electron mobility of the second buffer layer are less than the electron mobility of the first n-type charge-generating layer.

IPC Classes  ?

• H10K 50/13 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
• H10K 50/155 - Hole transporting layers comprising dopants
• H10K 50/165 - Electron transporting layers comprising dopants
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

Disclosed in the embodiments of the present application are a display panel and a display apparatus. The display panel comprises a fingerprint sensing layer, a base substrate, a light-emitting layer, and a color film layer, which are sequentially arranged. The light-emitting layer comprises light-emitting parts and first light-shielding parts, and the first light-shielding parts are provided with first through holes; the color film layer comprises color resists and second light-shielding parts, and the second light-shielding parts are provided with second through holes. By configuring the first through holes and the second through holes to not overlap, the appearance of bright areas in the screen-off state can be avoided.

IPC Classes  ?

• H10K 59/40 - OLEDs integrated with touch screens
• H10K 59/65 - OLEDs integrated with inorganic image sensors
• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]

Abstract

A touch control display panel and a touch control display device are provided. In the touch control display panel, an area of an overlapping area between a touch control signal line and a wire can be reduced. Therefore, signal interference between the touch control signal line and the wire is reduced, and display performance and touch control performance of the touch control display panel are in turn enhanced.

IPC Classes  ?

• 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

Abstract

An organic light-emitting display panel includes a pixel definition layer including a plurality of pixel openings, a black matrix layer including a plurality of first through holes and a light-shielding portion surrounding the first through holes, a first organic film layer filled at least in the first through holes and allowing for formation of a second through hole in each of the first through holes, an organic planarization layer covering the black matrix layer and the first organic film layer and filled in each of the second through holes, and a color filter layer covering the organic planarization layer, so that a light loss inside the display panel can be reduced, and transmittance can be increased.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

The present disclosure discloses a display panel and a manufacturing method thereof. The display panel includes a first display region and a third display region; the display panel includes a substrate and a suppression layer. A ratio of an area of an orthographic projection of a second cathode suppression layer on the substrate to an area of the third display region is less than a ratio of an area of an orthographic projection of a first cathode suppression layer on the substrate to an area of the first display region. The third display region provides transitional effect, and the suppression layer is configured to increase a light transmittance of the first display region and reduce a brightness difference of each display region.

IPC Classes  ?

• H10K 59/65 - OLEDs integrated with inorganic image sensors
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 59/80 - Constructional details

Abstract

The present disclosure provides a display panel and a display device. The display panel includes a driving substrate, a pixel unit group, a bottom bonding layer, and at least one interlayer bonding layer. The pixel unit group is disposed on a side of the driving substrate. The pixel unit group includes a plurality of pixel units that are stacked. The pixel unit that is in the pixel unit group and is close to the driving substrate is bonded to the driving substrate through the bottom bonding layer. Adjacent two of the pixel units are bonded to each other through the interlayer bonding layer.

IPC Classes  ?

• H01L 27/15 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier, specially adapted for light emission
• H01L 33/60 - Reflective elements

Abstract

A display panel includes sub-pixels in a first region, sub-pixels in a second region, and a processor. The processor is configured to determine a luminance compensation signal based on a difference between a first operating temperature of the first region and a second operating temperature of the second region according to a predetermined correlation of temperature to luminance; and control data lines and gate lines associated with the first region or the second region to output the luminance compensation signal to the first region or the second region through the data lines associated with the first region or the second region, to compensate luminance of the first region or the second region.

IPC Classes  ?

• 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 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

The present application discloses a display panel and a display apparatus. The display panel comprises a base substrate, a first semiconductor layer, an insulative isolating layer, a photosensitive layer, a second semiconductor layer, and a light-emitting layer. The first semiconductor layer comprises a first electrode corresponding to a non-light emitting region. The insulative isolating layer comprises a first opening corresponding to the first electrode. The second semiconductor layer comprises a second electrode corresponding to the first opening. A photosensitive portion is arranged between the first electrode and the second electrode and is connected to the first electrode and the second electrode.

IPC Classes  ?

• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/80 - Constructional details
• H10K 59/60 - OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes

Abstract

The present invention provides a display control method of a display panel, a display module, and a display device. Pulse widths of first pulses corresponding to non-display phases in one frame period in an emission start signal are at least partially different, so that pixel driving circuits adjust light-emitting durations of light-emitting devices corresponding to each display phase according to emission control signals. Accordingly, a display brightness of each light-emitting device can be adjusted within one frame period, and a flickering problem can be alleviated.

IPC Classes  ?

• G09G 3/3233 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

A pixel circuit, a display panel and a control method are disclosed. The pixel circuit includes a light-emitting device, a driving module, and a light-emitting control module. By inserting the corresponding number of black frame insertion pulses into the light-emitting control signal during the early light-emitting stage and the late light-emitting stage of one frame, the difference between the sum of the light-emitting currents in the early light-emitting stage of said frame and the sum of the light-emitting currents in the late light-emitting stage of said frame can be reduced, and the perceived brightness difference in one frame can be effectively reduced, so as to improve the screen flickers.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/3208 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]

Abstract

The present disclosure discloses a display device and a display terminal. A first backplate is disposed on a back side of a flat plate part; a second backplate is disposed on a side of a solder pad part; a rigid support layer is attached onto the first backplate; a buffer layer is attached onto the rigid support layer; a notch is provided at an end of the buffer layer close to a bending part; an adhesive layer is disposed at the end of the buffer layer close to the bending part, and the second backplate is attached onto a surface of the notch through the adhesive layer; and a heat dissipation support layer is disposed on a side of the buffer layer.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

The present application provides a foldable display module and a foldable display device. The foldable display module includes a foldable region and a non-foldable region adjacent to the foldable region, and further includes a display main body structure and a glass substrate. The glass substrate is disposed on a back side of a light emitting surface of the display main body structure, and a thickness of a portion of the glass substrate corresponding to the foldable region is less than or equal to 100 microns.

IPC Classes  ?

• H10K 77/10 - Substrates, e.g. flexible substrates
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
• H10K 59/40 - OLEDs integrated with touch screens
• H10K 59/80 - Constructional details
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

The present application provides a display panel and a display device. The display panel comprises a driving substrate, a pixel unit group, a bottom-layer bonding layer and at least one interlayer bonding layer, wherein the pixel unit group is arranged on one side of the driving substrate; and the pixel unit group comprises a plurality of stacked pixel units, the pixel unit close to the driving substrate in the pixel unit group being bonded with the driving substrate by means of the bottom-layer bonding layer, and every two adjacent pixel units being bonded with each other by means of the interlayer bonding layer.

IPC Classes  ?

• H01L 33/62 - Arrangements for conducting electric current to or from the semiconductor body, e.g. leadframe, wire-bond or solder balls
• H01L 33/08 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a plurality of light emitting regions, e.g. laterally discontinuous light emitting layer or photoluminescent region integrated within the semiconductor body

Abstract

Disclosed in embodiments of the present application is a display panel. A light-emitting element of the display panel comprises a first electrode layer, a first light-emitting layer, a first buffer layer, a first charge generation layer, a second buffer layer, a second light-emitting layer, and a second electrode layer; the first charge generation layer comprises a first n-type charge generation layer and a first p-type charge generation layer; and the electron mobility of the first buffer layer and the electron mobility of the second buffer layer are both less than the electron mobility of the first n-type charge generation layer.

IPC Classes  ?

• H10K 50/15 - Hole transporting layers

Abstract

The present disclosure discloses a gate drive circuit and a display panel. The gate drive circuit includes a plurality of shift registers. Each shift register includes a level transmission signal selection module, a pull-up control module, a pulse quantity reduction module, a first inverting module, a first output module, a second output module, and a voltage boosting module. By connecting the voltage boosting module between a second electrode of a second transistor and a low potential line in series, when a first transistor is turned on, a potential of the second electrode of the second transistor can be increased, and on-state current of the second transistor can be reduced, so that a pulse amplitude of a second gate drive signal can be increased and stabilized.

IPC Classes  ?

• 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
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

The present disclosure discloses a display panel and a display device. The display panel includes a pixel circuit. The pixel circuit includes a mirror current receiving module, a digital driving module, and a light-emitting module. The mirror current receiving module includes N mirror current receiving units. A control terminal of each N mirror current receiving unit is connected to one mirror current, and the N mirror current receiving units are respectively connected in series to light-emitting subloops. N is an integer greater than or equal to 2. The digital driving module includes N digital driving units respectively connected in series to the light-emitting subloops. The light-emitting module is connected to a light-emitting loop formed by the light-emitting subloops.

IPC Classes  ?

• 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 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

The present application discloses a display panel, which includes N GOA units disposed along a first direction. Each GOA unit includes a first output module, a signal generation module, and a second output module disposed along a second direction. The first output module is configured to output a first gate driving signal, and the second output module is configured to output a second gate driving signal. The first gate driving signal is different from the second gate driving signal, and a length of the first output module is different from a length of the second output module.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

Disclosed is a display panel (100), comprising N GOA units (310) arranged in a first direction, each GOA unit (310) comprising a first output module (20), a signal generation module (10) and a second output module (30) that are arranged in a second direction (Y), wherein the first output module (20) is used for outputting a first gate drive signal; the second output module (30) is used for outputting a second gate drive signal; the first gate drive signal and the second gate drive signal are different; and the length of the first output module (20) and the length of the second output module (30) are different.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Abstract

A display panel (100) and a display apparatus. The display panel (100) comprises a pixel circuit (10). The pixel circuit (10) comprises: a mirror current receiving module (102), which comprises N mirror current receiving units (1021), wherein a control end of each mirror current receiving unit (1021) is connected to the same mirror current, and each mirror current receiving unit (1021) is connected in series in a light-emitting sub-loop; a digital driving module (103), which comprises N digital driving units (13), wherein each digital driving unit (13) is connected in series in a light-emitting sub-loop; and a light-emitting module (101), which is connected to a light-emitting main loop formed by the light-emitting sub-loops. In the case of the same grayscale display, fewer subframes (F1-F19) are required.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/30 - 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 electroluminescent panels

Abstract

A gate driving circuit and a display panel. The gate driving circuit comprises a plurality of cascaded shift registers; an Nth-stage shift register comprises a stage transmission signal selection module, a pull-up control module, a first filtering module, a second filtering module and a first output module; and the first part having a fixed width in a first pulse is retained, and then the first output module is controlled to output a gate driving signal having a width-fixed pulse at a corresponding time.

IPC Classes  ?

• 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

Abstract

A gate drive unit (10) and a display apparatus. The gate drive unit comprises a first frequency-division control line (FDL1), a second frequency-division control line (FDL2), and a plurality of gate drive circuits, wherein an output module (12) of each gate drive circuit is electrically connected to the first frequency-division control line (FDL1) or the second frequency-division control line (FDL2) and to a first node (P) and a second node (Q) in a stage shift module (11), so as to output a first frequency-division control signal (FD1) or a second frequency-division control signal (FD2) to a scan output end of the current-stage gate drive circuit according to signals of the first node (P) and the second node (Q).

IPC Classes  ?

• 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

Abstract

A touch substrate and a display device are disclosed. The touch substrate has a folding line, the touch substrate including a touch region and a non-touch region. The non-touch region includes a first non-touch region, a second non-touch region, and a third non-touch region between the first non-touch region and the second non-touch region. The touch substrate includes: multiple first electrode groups; multiple second electrode groups; a touch integrated circuit in the third non-touch region; multiple first sub-electrode group connecting lines in the first non-touch region; and a shielded line.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

The present application provides a display panel and a display device. The display panel comprises a first curved region located between two second curved regions and corresponding to a corner area of a planar region. The display panel comprises a supporting layer and a panel main body, and the supporting layer comprises a first portion being bent and within the first curved region and a second portion being bent and within the second curved region; the panel main body is disposed on the first portion and the second portion and bent along with the first portion and the second portion. a shrinkage rate of the first portion is greater than a shrinkage rate of the second portion.

IPC Classes  ?

• H10K 59/80 - Constructional details

Abstract

A display including a pixel circuit is provided. The pixel circuit includes a driving transistor, a writing transistor connected in series between a data line and the second node or the third node, an initialization module, and a compensation transistor connected in series between the first node and the second node or the third node. In the driving transistor, a gate is connected to the first node, a first electrode is connected to the second node, and a second electrode is connected to the third node. A gate of the writing transistor is connected to a scanning signal. The initialization module is connected to the first, second, and/or third nodes to perform resetting. The compensation transistor remains a turned-on state in only one continuous time period in each frame, and the initialization module and the writing transistor turn on in a time-sharing manner in the continuous time period.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Abstract

The present disclosure discloses a display panel in which a second data line in a display area is located between a first data line and a third data line, and a spacing between the first data line and the second data line is less than a spacing between the third data line and the second data line. A second pad is located between a first pad and a third pad in a direction perpendicular to the display area pointing to a binding area, the first pad is electrically connected to the first data line, the second pad is electrically connected to the third data line, and the third pad is electrically connected to the second data line.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

Embodiments of the present disclosure provide a display panel, in which a hole control layer is disposed on a hole transport layer, a light-emitting material layer is disposed on the hole control layer, and the hole control layer includes a first sub-hole control layer and a second sub-hole control layer. An energy difference between a HOMO energy level of the first sub-hole control layer and a HOMO energy level of the second sub-hole control layer is greater than or equal to 0.2 eV, and the HOMO energy level of the second sub-hole control layer is greater than a HOMO energy level of the light-emitting material layer and less than a HOMO energy level of the hole transport layer.

IPC Classes  ?

• H10K 50/15 - Hole transporting layers
• H10K 101/40 - Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

A display panel (100). A display portion (FF1) is bent at least in a first direction (X) to form a first cambered surface (101) having a first radius of curvature; a driving chip (15) is bound to a pad portion (FF3); a support pad (12) is provided between the display portion (FF1) and the pad portion (FF3), the support pad (12) is arranged at least corresponding to the driving chip (15), the support pad (12) comprises a first surface (121) facing the display portion (FF1) and a second surface (122) facing the pad portion (FF3), the first surface (121) is fitted to the first cambered surface (101), and the second surface (122) is a flat surface.

IPC Classes  ?

• H10K 59/80 - Constructional details

Abstract

A gate drive circuit and a display panel. In the gate drive circuit, under the control of one of a fourth node (P), an output end of a second output module (70), or a first node of a next-stage shift register, a voltage regulation module (71) can stabilize or reduce the gate potential of a second transistor (T10) by means of a low voltage signal, thus keeping the potential of a second gate drive signal (Nout[N]) at a high potential or pulse amplitude.

IPC Classes  ?

• 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

Abstract

A display panel, a display module and a terminal device. The display panel comprises scanning lines (10, 20) and compensation lines (40, 50). The scanning lines (10, 20) comprise wires (101, 201) located in a profiled display area (3). The same signal is input into a compensation line (40, 50) and a wire (101, 201), which are arranged to overlap each other in a film thickness direction. Providing the compensation lines (40, 50) to perform capacitance compensation on the scanning lines (10, 20) located in the profiled display area (3) reduces the capacitance difference of the scanning lines (10, 20) in the profiled display area (3) and in a normal display area (4), reducing the risk of split-screen display.

IPC Classes  ?

• 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

Abstract

A display panel and a display device are provided, and the display panel includes two flat parts and a bending part connecting the two flat parts. The display panel has a folded state. In the folded state, the bending part is symmetrical about a first plane, and the two flat parts are symmetrical about the first plane. A distance between an end of each of the two flat parts proximate to the bending part and the first plane is a first distance, a distance between an end of each of the two flat parts facing away from the bending part and the first plane is a second distance, and the first distance is larger than the second distance.

IPC Classes  ?

• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details

Abstract

The present application provides a gate driving module and a display panel. The gate driving module includes a plurality of cascaded gate driving circuits and a frequency division control line electrically connected thereto (for transmitting a frequency division control signal). Each of the gate driving circuits includes a gate control unit for receiving a gate control signal generated by an upper stage of gate driving circuit, an output unit electrically connected to the gate control unit via a first node and a second node (for outputting the gate signal and transmitting it to a lower stage of gate driving circuit), and a frequency division control unit electrically connected between the gate control unit and the output unit (for controlling a signal from one of the first node and the second node according to the frequency division control signal) to realize a frequency division function.

IPC Classes  ?

• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

Provided in the present application are a display panel and a display device. In the display panel, an isolation column, an undercut part and a through hole are provided in a functional attachment area, wherein the undercut part is arranged below the isolation column, the through hole is in communication with the undercut part, and a transverse end of an insulating layer in the undercut part extends beyond a transverse end of a partition metal part, such that a portion of a common layer located in the through hole is disconnected by the isolation column and the undercut part, thereby blocking a path of water and oxygen intrusion and improving an encapsulation effect of the display panel.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks

Abstract

A pixel driving circuit and a display panel. The pixel driving circuit comprises a threshold voltage extraction module electrically connected to a driving transistor and a first voltage end, and a data writing module electrically connected to a control end of the driving transistor. The first voltage end is used to extract a threshold voltage of the driving transistor, and a data signal is coupled to the control end of the driving transistor by means of the data writing module, so that the capturing of the threshold voltage of the driving transistor is separated from the writing of the data signal.

IPC Classes  ?

• 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

Abstract

The present application discloses a display panel and a manufacturing method therefor. A first pixel opening comprises a first side wall, and a first cathode auxiliary layer is located on a pixel definition layer and comprises second pixel openings communicated with the corresponding first pixel openings. Each second pixel opening comprises a second side wall, and the orthographic projection of the second side wall on a base substrate is arranged around the orthographic projection of the first side wall on the base substrate. A light-emitting layer at least covers anode blocks and the first side walls; and a cathode layer is at least located on the light-emitting layer and is electrically connected to the first cathode auxiliary layer.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks

Abstract

A touch display panel and a touch display device are provided, the touch display panel includes a substrate, a touch function layer and a color filter layer, the touch function layer includes first touch wirings and second touch wirings disposed on different layers, and a first region is provided with the first touch wirings and the second touch wirings, the color filter layer includes black matrixes disposed at intervals, the first region is covered by the black matrixes, the touch function layer is further provided with compensation wirings disposed on the first region, and a wiring density of the touch function layer in the first region is in a range of 60% to 90%.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A display panel and a display device are disclosed. The display panel has a display region and a bonding region disposed on a side of the display region. The display panel includes: a substrate; a bonding pin in the bonding region, the bonding pin including a first metal layer; a first insulating layer on the substrate, the first insulating layer being disposed in the display region and the bonding region and provided with a groove, and the groove running through the first insulating layer and exposing at least a portion of the first metal layer; and an organic functional layer in the display region, the organic functional layer being disposed on s side of the first insulating layer away from the substrate.

IPC Classes  ?

• H10K 59/124 - Insulating layers formed between TFT elements and OLED elements
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

The present application provides a gate driving unit and a display device, where the gate driving unit includes a plurality of gate driving circuits and a frequency division control line for transmitting a frequency division control signal to the plurality of gate driving circuits. Each of the gate driving circuits includes a frequency division control module, an output module and a frequency division control module, where the frequency division control module controls signal transmission between the output module and one of a first node and a second node according to a frequency division control signal and a signal from the first node or the second node of the frequency division control module.

IPC Classes  ?

• G09G 3/32 - 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 electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

A display panel (10) and a display apparatus. In the display panel, isolation columns (33) are provided in an auxiliary function region (112), each isolation column comprising three barrier metal portions (31) and two side-etched metal portions (32) arranged in a stacked manner, the barrier metal portions and the side-etched metal portions being stacked in an alternating manner. Moreover, transverse ends of the barrier metal portions extend beyond transverse ends of the side-etched metal portion, which can enhance the ability of the display panel to block water and oxygen, thereby improving packaging reliability of the display panel.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks

Abstract

A display panel (51) and a display apparatus. The display panel comprises a display functional layer (30). The display functional layer (30) comprises a barrier wall structure (20), and the barrier wall structure (20) comprises barrier wall layers. The barrier wall structure (20) comprises protruding sub-regions (201) and a recessed sub-region (202) which are interconnected, and the recessed sub-region (202) and the protruding sub-regions (201) each have the barrier wall layers disposed therein. The number of barrier wall layers in the recessed sub-region (202) is greater than or equal to one, and is less than the number of barrier wall layers in the protruding sub-regions (201). The height of the barrier wall structure (20) in the recessed sub-region (202) is less than the height of the barrier wall structure (20) in the protruding sub-regions (201).

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks