An electric circuit determines a reflection vector of a light beam incident on and reflected by an oscillating mirror, and comprises an input configured to obtain coordinates of a mirror normal vector of the oscillating mirror and of an incidence vector of the incident light beam in a common three-dimensional coordinate system; a projection sub-circuit configured to compute a dot product of said mirror normal vector and said incidence vector from the obtained coordinates, and each coordinate of a projection vector as a product of the respective coordinate of the mirror normal vector and said dot product times minus two; and a summation sub-circuit configured to add the computed projection vector to the incidence vector to determine the reflection vector. A projector utilises the electric circuit to control a light source emitting said light beam.
A display apparatus comprises a support, a light source configured to emit a first light beam carrying a first image and a second light beam carrying a second image, a mirror assembly with one or two cascaded mirrors configured to oscillate about two axes in order to scan the first light beam across a first scanning area and the second light beam across a second scanning area, a first beam deflection element supported by the support, arranged in the first scanning area and configured to deflect the scanned first light beam towards the first eye of the user, and a second beam deflection element supported by the support, arranged in the second scanning area and configured to deflect the scanned second light beam towards the second eye of the user.
A display apparatus comprises a light source configured to emit a light beam, a light source driver configured to drive the light source according to pixels of an image frame, a mirror assembly with one or more mirrors configured to oscillate and deflect the light beam according to a scan pattern, a mirror driver configured to drive the mirror assembly according to said scan pattern, a buffer configured to buffer pixels and feed, synchronised by the mirror driver one or more times, the buffered pixels successively to the light source driver, and a central processing unit configured to determine a sequence of pixels of the image frame to be successively displayed according to said scan pattern, and to transfer said sequence to the buffer.
G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
4.
METHOD AND SYSTEM FOR GENERATING A COMPRESSED DATA STREAM
A method of generating a compressed data stream from an uncompressed data stream with red, green and blue sub-streams of red, green and blue colour values of an image, comprising, for each of a number of sub-interval which together form a time interval: Determining, in each sub-stream, at least N−1 sets of successive equal colour values and run-lengths indicating the numbers of colour values in the sets; and generating a data packet composed of one colour value from each set and their respective run-lengths; which data packet forms the compressed data stream for said time interval. Further disclosed is a projection system using this method.
H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
G06V 10/56 - Extraction of image or video features relating to colour
5.
DISPLAY APPARATUS AND METHOD FOR DISPLAYING PIXELS OF AN IMAGE
A display apparatus comprises a light source configured to emit a light beam, a pulse generator configured to generate a pulse train, a buffer configured to store pixels of an image, a controller configured to modulate the pulse train according to the pixels and to drive the light source according to the modulated pulse train, a mirror assembly configured to oscillate and scan the light beam over an image area according to a scan pattern, and a mirror driver configured to drive the mirror assembly, the pulse generator being configured to receive a brightness signal and to generate the pulse train with a low/high pulse rate when the brightness signal indicates a low/high brightness. A method displays pixels of an image with a low/high pulse rate at a low/high brightness.
G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
H04N 9/31 - Projection devices for colour picture display
A method of generating a pixel stream from an image comprised of pixels which each have a pixel value. The method comprising storing the image in a memory; determining, for each of successive sub-intervals, that pixel that is to be displayed by a light beam within said sub-interval; for each of successive sequences of one or more successive sub-intervals for which the same pixel has been determined: retrieving the pixel value of said pixel from the memory once and appending the retrieved pixel value N times to the pixel stream. Further disclosed is a projection system using this method.
A light projector module comprises a base plate with two opposite sides both extending in a longitudinal and a transverse direction, a light source mounted on one side of the two opposite sides for transmitting a light beam in a transmission plane that is perpendicular to the two opposite sides and parallel to the longitudinal direction, a micro-electro-mechanical-system (MEMS) scanning assembly having an arm which is mounted on and extends from the other side of the two opposite sides and having a scanning mirror which is movably mounted on the arm for scanning the light beam over a display area, and a light guide mounted on the base plate or the arm for guiding the light beam from the light source towards the scanning mirror. The light guide is configured to guide the light beam in a guiding plane that is parallel to the longitudinal direction.
G02B 27/14 - Beam splitting or combining systems operating by reflection only
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
A light projector module comprises a support, a light source for emitting in a beam path a light beam, a micro-electro-mechanical-system (MEMS) mirror for deflecting the emitted light beam, a waveguide having an in-coupling area for receiving the deflected light beam and an out-coupling area for projecting the deflected light beam with enlarged cross section, and a static mirror in the beam path from the light source to the MEMS mirror to fold the beam path about an angle of folding. The static mirror lies beside the first side of the waveguide.
F21V 8/00 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
A light projector module comprises a support, a light source for emitting in a beam path a light beam carrying said image, a MEMS mirror for deflecting the emitted light beam as a deflected light beam, and a waveguide with two parallel sides. The waveguide has an in-coupling section for coupling the deflected light beam into the waveguide and an out-coupling section for coupling the light beam out from the waveguide as an expanded light beam. An optical element lies beside the waveguide, overlaps the out-coupling section when seen in a direction perpendicular to the sides, and is configured to focus or defocus the expanded light beam as a focused or defocused output light beam.
The present disclosed subject matter relates to a display device for displaying an image to an eye, comprising a support mounting a light source and a mirror assembly. The light source is configured to emit a visible light beam carrying the image towards the mirror assembly, and the mirror assembly is configured to angularly oscillate and deflect the emitted visible light beam towards the eye. A light sensor is mounted on the support and configured to record return light received via said mirror assembly from the eye. The display device further comprises a processor connected to the light sensor and configured to detect a state of the eye from the recorded return light.
A display apparatus comprises a mirror assembly, a first mirror of the mirror assembly oscillating about a first axis upon excitation by a first excitation signal and the first or a second mirror of the mirror assembly oscillating about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror assembly for deflection by the mirror assembly towards an image area, the light source being controlled according to pixels of image frames, a gaze tracker detecting a user's region of interest, ROI, within the image area, and a controller modulating one of the excitation signals by a first modulation signal which is dependent on the ROI detected by the gaze tracker.
G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
A display apparatus comprises a mirror oscillating about a first axis upon excitation by a first excitation signal and about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror for deflection towards an image plane, the light source being controller according to pixels read-out by an image processor from a buffer, a gaze tracker detecting a user's region of interest, ROI, within the image plane, and a controller modulating one of the excitation signals by a modulation signal which is dependent on the ROI such that the number of passes of the light beam per unit area is higher in the ROI than in a region outside thereof, wherein the number of pixels read-out per unit area by the image processor is higher in the ROI than in a region outside of the ROI.
G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
An apparatus for displaying a virtual scene comprises a display wearable on a user's head and a graphics controller configured to calculate, from scene data representing the virtual scene, image data for the display such that the virtual scene is displayed in the environment irrespective of the head's position and pointing direction, the virtual scene appearing in the image data in a region of scene, wherein the graphics controller is configured to modulate excitation signals of a Lissajous scanning mirror assembly, which diverts the light beam of a light source, by modulation signals which are dependent on the region of scene.
G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
The disclosed subject matter relates to a method of final assembly of a light projector module, including the steps of: providing a base plate, a light source on the base plate, and a micro-electro-mechanical-system (MEMS) scanning assembly, wherein the base plate has, between the light source and the MEMS scanning assembly, a mounting surface accessible at one side of the base plate; positioning a set of one or more lenses on the mounting surface and adjusting the position of the one or more lenses of the set while the light source is emitting and at least one light beam projected by the light projector module is monitored in a display area; and mounting the one or more lenses of the set in the adjusted position fixedly on the base plate.
B29D 11/00 - Producing optical elements, e.g. lenses or prisms
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
The disclosed subject matter relates to a light projector module, comprising: a base plate, a light source on one side of the base plate, a micro-electro-mechanical-system (MEMS) scanning assembly on the base plate, and a set of at least one lens mounted on the one side of the base plate between the light source and the MEMS scanning assembly, wherein the MEMS scanning assembly has an arm mounted on and extending from the other side of the base plate, a scanning mirror being movably mounted on the arm and facing the base plate, and wherein a light guide is mounted on the base plate or the arm for directing the at least one light beam from the lens set on the one side to the scanning mirror on the arm extending from said other side of the base plate.
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
H04N 9/31 - Projection devices for colour picture display
09 - Scientific and electric apparatus and instruments
Goods & Services
Photographic, cinematographic, audiovisual, and optical apparatus and instruments, namely, two-dimensional (2D) and three-dimensional (3D) still and video cameras, TV sets, 2D and 3D computer monitors and video displays, headsets, headphones, loudspeakers, microphones, 2D and 3D video projectors, and holographic displays and projectors capable of outputting still and moving images; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable computer software for operating and controlling 2D and 3D still and video cameras, TV sets, 2D and 3D computer monitors and video displays, headsets, headphones, loudspeakers, microphones, 2D and 3D video projectors, holographic still and video displays and projectors, laser scanners, and augmented reality (AR), virtual reality (VR) and mixed reality (MR) spectacles, eyeglasses and contact lenses; blank digital storage media; computers and computer peripheral devices; smartphones; laser beam scanners for projecting laser light onto screens and users' eyes for displaying images and videos; laser modules composed of laser diodes for displaying images and videos; laser modules composed of laser diodes with micro-electro-mechanical-system (MEMS) mirrors for displaying images and videos; laser light projectors for displaying images and videos; projection displays being projection screens for displaying images and videos; microdisplays being miniaturized computer and video display screens capable of displaying two- dimensional (2D) and three-dimensional (3D) images and videos; video projectors; digital signs; luminous signalling panels being illuminated signs; projection screens; electro-optical head-mounted displays (HMD) for displaying images and videos in front of a user's eye for augmented reality (AR), virtual reality (VR) and mixed reality (MR) applications; heads-up displays (HUD) comprising opaque and transparent electronic displays for displaying images and videos as an augmented reality (AR), virtual reality (VR) and mixed reality (MR) in front of a user; augmented reality (AR), virtual reality (VR) and mixed reality (MR) spectacles, eyeglasses, and contact lenses; wearable computers in the nature of smartglasses and smartwatches; wearable computers in the nature of smarttextiles, namely, pressure and motion sensor arrays sold as an integrated component of textile fabrics for tracking the user's motion and activity; wearable computers in the nature of smarttextiles, namely, rigid and flexible electro-optical displays sold as an integrated component of textile fabrics for displaying 2D and 3D images and videos; data gloves; optical mirrors; optical mirrors for micro-electro-mechanical-systems (MEMS); optical and electro-optical light guiding and light conducting mirrors, lenses, prisms and filaments; optical and electro-optical plates; light-emitting diodes (LEDs) and laser diodes; optical waveguides; holograms, namely, exposed holographic cinematographic and photographic films; holographic apparatus and elements, namely, holographic projection systems comprising computer hardware, software, and computer peripheral devices to display three-dimensional virtual images; holographic combiners in the nature of mirrors, lenses, prisms, waveguides, filaments, optical and electro-optical plates, and semitransparent optical and electro-optical holographic displays; optical waveguide combiners; optical free-form combiners for light; optical refractors, reflectors, diffractors, prisms, waveguides and lenses made of glass; optical lenses; contact lenses; spectacles and eyeglasses; binoculars; telescopes; sunglasses; spectacle frames
09 - Scientific and electric apparatus and instruments
Goods & Services
Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable media, computer software, blank digital or analogue recording and storage media; computers and computer peripheral devices; smartphones; laser beam scanners, laser modules, laser projectors, projection displays and microdisplays for displaying images and videos; video projectors; digital signs; luminous signalling panels; projection screens; head-mounted displays (HMD) and head-up displays (HUD); augmented reality (AR), virtual reality (VR) and mixed reality (MR) spectacles, eyeglasses, contact lenses and intraocular lenses; smartglasses; wearable computers; data gloves; optical mirrors; micro-electro-mechanical-system (MEMS) mirrors; optical and electro-optical light guiding and light conducting apparatus, filaments and plates; light-emitting diodes (LED) and laser diodes; optical waveguides; holograms; holographic apparatus and elements; holographic combiners; optical waveguide combiners; optical free-form combiners for light; optical glass; optical lenses; contact lenses; spectacles and eyeglasses; refractors; binoculars; telescopes; sunglasses; spectacle frames.
An augmented reality display for displaying, in addition to a light field of a surrounding, an image to a user's eye, comprises a support, a light source to emit a collimated light beam carrying said image, a micro-electro-mechanical-system, MEMS, mirror to deflect the collimated emitted light beam as a collimated deflected light beam, a waveguide to guide and couple the collimated deflected light beam out as a collimated expanded light beam, and a semitransparent combiner to superpose the collimated expanded light beam as an image light beam with the light field of the surrounding for displaying to the user's eye.
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
The disclosed subject matter relates to a method of projecting an image by means of a light source emitting light pulses and an oscillating micro-electro-mechanical system (MEMS) mirror deflecting the emitted light pulses, comprising: providing a matrix of durations for each pixel, and incrementing or decrementing a pixel index whenever a respective duration indexed by the respective pixel indices in the playout matrix has lapsed; for each light pulse: retrieving the respective intensity and durations indexed by the current pixel indices, calculating an interval from at least one of said durations, emitting said light pulse with said retrieved intensity, and waiting said calculated interval before emitting the next light pulse. The disclosed subject matter further relates to a projector carrying out said method.
G02B 26/04 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
H01S 5/183 - Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
21.
Display or projection apparatus for a video signal, and light-emitting module and calibration method therefor
A light-emitting module for displaying or projecting a video signal comprises at least one mirror mounted so as to be able to oscillate and at least one light-emitting element, which is directed onto the mirror and is controllable via an input, and a computation unit that is connected to the light-emitting element and is configured to output at least one sample value of the video signal, which sample value appears at the input of said computation unit at a first time within a period of the mirror, at its output as a sample value at a second time, which is different from the first, within the same period according to a mapping function that is stored in the computation unit, wherein the computation unit has a control input that can be used to scale and/or offset the stored mapping function. The invention further comprises a display or projection apparatus having a multiplicity of such light-emitting modules, and a method for calibrating the light-emitting module and the apparatus.
A device for generating multiple collimated light beams includes a carrier and at least two light generation units mounted on the carrier. The light generation units are configured to emit, each from an aperture, light beams at respectively different wavelengths and being arranged, with respect to axes of the light beams, substantially parallel and substantially in a common plane. A first lens is mounted on the carrier intersectingly to the axes of the light beams and has a principal plane. The light generation units have their apertures aligned along an alignment line substantially perpendicular to the axes of the light beams and the principal plane of the first lens is non-perpendicular to the axes of the light beams and is non-parallel to the alignment line.
The present invention relates to an apparatus for driving and measuring a MEMS mirror system, the MEMS mirror system having a mirror pivotable around an axis by a driving coil and exhibiting a resonance frequency, having a pulse generator and a measuring unit, each electrically connected to the coil. The pulse generator is preferably configured to feed a modulated pulse signal, comprised of pulses separated by intervals and having a modulation frequency different from the resonance frequency, to the coil. The measuring unit is preferably configured to measure a value of a signal output by the coil during an interval of the modulated pulse signal. In a further aspect of the invention a method is provided for driving and measuring the MEMS mirror system.
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
35 - Advertising and business services
Goods & Services
[ Computers; computer hardware; ] operating software for use in picture projectors, video projectors, multimedia projectors, [ transparency projectors, ] LED and laser light projectors, [ 2D and 3D television sets, 2D and 3D computer monitors, ] 2D and 3D video glasses, virtual reality and augmented reality glasses, transparent electronic displays, [ projection screens, ] LED and laser display monitors, digital signage, and luminous signs; projection apparatus, namely, picture projectors, video projectors, multimedia projectors; transparency projectors; LED and laser light projectors; 2D and 3D television sets; 2D and 3D computer monitors; 2D and 3D video glasses, virtual reality and augmented reality glasses; head-up displays, namely, transparent electronic displays for use in aircraft, water craft and land vehicles; projection screens; LED and laser display monitors; [ digital signage; electronic signs and signalling panels in the nature of luminous signs; light emitting diodes and laser diodes; ]LED modules and laser modules for integration into projection and display apparatus, not for medical purposes [ Lighting fixtures; electrical and electronic lamps and lighting fixtures; lighting apparatus for vehicles; LED and laser lighting fixtures ] [ Advertising; marketing services; advertising agencies; layout services for advertising purposes; rental of billboards, advertising space and digital signage; rental of advertising time on communication media; television advertising; on-line advertising on a computer network ]
25.
DISPLAY OR PROJECTION APPARATUS FOR A VIDEO SIGNAL, AND LIGHT-EMITING MODULE AND CALIBRATION METHOD THEREFOR
A light-emitting module for displaying or projecting a video signal comprises at least one mirror (9) mounted so as to be able to oscillate and at least one light-emitting element (8), which is directed onto the mirror (9) and controllable via an input, and a computation unit (18) that is connected to the light-emitting element (8) and is designed to output at least one sample of the video signal (11), which sample appears at its input at a first instant (tj, 1) within a period (τ) of the mirror (9), at its output as a sample at a second instant (tj, 2), which is different from the first, within the same period (τ) of the mirror (9) in accordance with a mapping function (23) that is stored in the computation unit (18), wherein the computation unit (18) has a control input (22) that can be used to scale and/or alter the offset of the stored mapping function (23). The invention additionally comprises a display or projection apparatus (1) having a multiplicity of such light-emitting modules (4) and also a method for calibrating the light-emitting module (4) and the apparatus (1).
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
F21V 5/04 - Refractors for light sources of lens shape
G02B 26/04 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02B 27/22 - Other optical systems; Other optical apparatus for producing stereoscopic or other three-dimensional effects
G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
F21K 99/00 - Subject matter not provided for in other groups of this subclass
F21V 13/04 - Combinations of only two kinds of elements the elements being reflectors and refractors
F21V 29/70 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/44 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action
An illumination device (A) for the illumination of illumination zones (BZ) with different light intensity and/or color temperature by means of at least one light source (L), wherein per light source (L) there is provided at least one illumination modification means (VM) in the optical path between the light source (L) and the illumination zones (BZ) having at least one movement element (BR, BV, LI, L), which is arranged movably in the illumination device (A) and which is adapted to selectively deviate and/or cover the light emitted by the at least one light source (L) by means of control means with an illumination frame rate (R) for a subsequent illumination of the illumination zones (BZ), wherein the control means are adapted to control the light intensity of each light source according to the illumination zone (BZ) currently illuminated.
H01J 40/14 - Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
F21V 5/04 - Refractors for light sources of lens shape
G02B 26/04 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02B 27/22 - Other optical systems; Other optical apparatus for producing stereoscopic or other three-dimensional effects
G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
F21K 99/00 - Subject matter not provided for in other groups of this subclass
F21V 13/04 - Combinations of only two kinds of elements the elements being reflectors and refractors
F21V 29/70 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/44 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action
28.
DISPLAY DEVICE WITH MOVEMENT ELEMENTS FOR OBTAINING A HIGH RESOLUTION AND/OR A 3D EFFECT
A display device (A) for the display of image information, which consists of at least one or a plurality of picture elements and may be modified by means of a frame rate (R), having at least one light source (L) for the generation of a picture element of the image information, characterized in that there are provided picture element modification means (VM) having movement elements (BR, BV, LI, L), which are movably arranged with at least the frame rate (R) in the display device (A) and which are adapted to selectively deflect and/or cover the light emitted by the at least one light source (L) for the viewer (LA, RA) of the display device (A) in order to generate per light source (L) of the display device (A) at least twice the number of picture elements as extension picture elements (1, 2, 3, 4, 5, 6) for the display of the image information, wherein the light emitted by the at least one light source (L) is modified with at least twice the frame rate (R) as light source frequency (ƒL).
G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02B 27/22 - Other optical systems; Other optical apparatus for producing stereoscopic or other three-dimensional effects
An illumination device (A) for the illumination of illumination zones (BZ) with different light intensity and/or color temperature by means of at least one light source (L), wherein per light source (L) there is provided at least one illumination modification means (VM) in the optical path between the light source (L) and the illumination zones (BZ) having at least one movement element (BR, BV, LI, L), which is arranged movably in the illumination device (A) and which is adapted to selectively deviate and/or cover the light emitted by the at least one light source (L) by means of control means with an illumination frame rate (R) for a subsequent illumination of the illumination zones (BZ), wherein the control means are adapted to control the light intensity of each light source according to the illumination zone (BZ) currently illuminated.
G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
