Abstract: A detection apparatus includes at least one processing unit, a light guide optical system configured to cause projected light to focus on a spatial image forming plane to form an image thereon, and a camera configured to detect an entry depth of a target object in a direction orthogonal to the spatial image forming plane and an entry position of the target object on the spatial image forming plane based on an image captured in such a manner that the spatial image forming plane is included within an angle of view, and the processing unit executes an operation associated with the entry position when the entry depth of the target object reaches a set depth.

Abstract: Provided is an electronic device including a display, a parallax optical element configured to provide light corresponding to an image output from the display to an eyebox of a user, a temperature sensor configured to measure a temperature around the parallax optical element, a memory configured to store a plurality of parameter calibration models for determining correction information in different temperature ranges for a parameter of the parallax optical element, and a processor configured to determine correction information corresponding to the measured temperature based on a parameter calibration model corresponding to the measured temperature among the plurality of parameter calibration models, and adjust the parameter of the parallax optical element based on the correction information.

Abstract: A stereoscopic image display device including: a display panel including pixels; a lens array disposed on the display panel, wherein the lens array includes a lens layer which includes an optically anisotropic material, and a planarization layer which covers the lens layer and includes an optically isotropic polymer; and a light shielding pattern disposed on the lens array, and overlapping a boundary between lenses of the lens array.

Abstract: An apparatus and method are provided for a night vision system including a transparent overlay display that transmit direct-view light representing an intensified image and emits display light representing a display image. The night vision system includes an intensifier with a flat exit face, an overlay display that is flat/planar, and planar, diffractive lens. The direct-view light and the display light exit the overlay display with the same phase curvature (e.g., a flat phase curvature). The planar, diffractive lens induces a spherical phase curvature on the light exiting the overlay display. The phase curvature induced by the planar, diffractive lens matches the phase curvature of a legacy intensifier in which the final element is fiberoptic inverting element with a curved exit face. Accordingly, the combination of the intensifier, overlay display, and planar, diffractive lens can replace the legacy intensifier while maintaining the design specifications of the night vision system.

Abstract: A display panel and a display device, where the display panel includes a substrate, an insulation layer, a conductive layer, a first planarization layer, an OLED layer and an encapsulation layer which are stacked in sequence, where a plurality of first grooves are formed in the conductive layer, and the first planarization layer fills the first grooves and covers the conductive layer; the display panel further includes a compensation layer, where a plurality of second grooves are formed in the compensation layer, and projection of the compensation layer on the substrate at least overlaps with projection of part of the first grooves on the substrate.

Abstract: Embodiments of the present application disclose a method for manufacturing a naked-eye 3D device and a naked-eye 3D device. The method includes: forming a display module including a plurality of pixel islands; forming a spacer layer on the display module; and forming a micro-lens array on the spacer layer, wherein the spacer layer is formed to have a thickness such that the plurality of pixel islands are located at a focal plane of the micro-lens array. The method further includes: forming an alignment mark between the spacer layer and the display module, wherein the alignment mark is used for, when forming the micro-lens array, aligning each micro-lens in the micro-lens array with one of the plurality of pixel islands.

Abstract: A display panel, a display method thereof and a display device are provided. The display panel includes cylindrical lens array on light emitting side of display substrate. The display substrate includes back plate, pixel definition layer and sub-pixel unit array on back plate. Each sub-pixel unit is in pixel region defined by pixel definition layer and includes at least two secondary sub-pixels; and cylindrical lenses are corresponding to sub-pixel units, each cylindrical lens has cylindrical surface away from back plate, and focus point on surface of a sub-pixel unit away from back plate. In the display panel, multi-viewpoints parallax 3D display compatible with near-to-eye light field display and 2D display with sub-pixels of same gray scale is achieved, effectively reducing the crosstalk, improving Moire phenomenon and increasing stereo perception of the parallax 3D display and solving visual fatigue due to conflict between monocular focusing and binocular convergence.

Abstract: Energy systems are configured to direct energy according to a four-dimensional (4D) plenoptic function. In general, the energy systems include a plurality of energy devices, an energy relay system having one or more relay elements arranged to form a singular seamless energy surface, and an energy waveguide system such that energy can be relayed along energy propagation paths through the energy waveguide system to the singular seamless energy surface or from the singular seamless energy surface through the energy relay system to the plurality of energy devices.

Abstract: A pattern-glass, according to one embodiment of the present invention, can comprise: a base plate unit coupled to a support body; and a pattern unit provided in the base plate unit, and comprising a transmission area to which light transmits while an angle, formed between an entrance direction and a deviation direction in a light path formed by the light emitted from a light source, forms an obtuse angle range, and a reflection area in which an angle, formed between an entrance direction and a deviation direction in a light path of vision light transferred to an observer, forms an acute angle range so as to have reflectivity bigger than that in the transmission area.

Abstract: A control system is configured to acquire an image captured by an imaging device, and display a stereoscopic image on a display apparatus based on a position of an observer detected in a predetermined tracking area in the acquired image. The tracking area is a part of an area in which an observer is trackable and the tracking area includes a stereoscopic viewing zone in which a stereo image can be recognized from the stereoscopic image. The control system is further configured to display a stereoscopic image for a predetermined time based on a position at which the observer is detected last after the detected observer has become untrackable in the tracking area, and display a stereoscopic image suitable for a predetermined position in the stereoscopic viewing zone in a case where no observer is detected in the tracking area over the predetermined time.

Abstract: A display panel includes a plurality of pixels including a first type pixel, a second type pixel, and a third type pixel, and a lens array disposed on a first surface of the display panel and having an inclination angle. The first type pixel and the second type pixel are disposed adjacent to each other in a second direction. The third type pixel is disposed adjacent to the first type pixel and the second type pixel in a first direction. A pitch of the third type pixel in the second direction is less than or equal to a sum of a pitch of the first type pixel in the second direction and a pitch of the second type pixel in the second direction.

Abstract: The present technology relates to a solid-state imaging device, method for driving the same, and electronic apparatus capable of avoiding an occurrence of a blackout in low-speed read-out. The solid-state imaging device includes a pixel array unit in which a plurality of pixels is two-dimensionally arranged in a matrix, and a control unit that exposes all pixels of the pixel array unit at a same exposure timing and performs thinned read-out 2(N?1) times in which all the pixels are thinned to 1/N, so as to read electric charge in all the pixels of the pixel array unit, the electric charge being generated at the same exposure timing. The present technology can be applied to, for example, a solid-state imaging device, or the like, incorporated in an imaging device.

Abstract: A superstereoscopic display with enhanced off-angle separation includes a first light source; a lenticular lens optically coupled to the first light source that, with the first light source, generates a first light output having viewing angle dependency; and a high-index optical volume optically coupled to the lenticular lens.

Abstract: A sub-hogel configuration for a high-definition light field display that can be used in the design of optical device and three-dimensional light field display technology. Three-dimensional holographic pixels (hogels) composed of monochromatic sub-hogels and a designed metasurface act as a directional optical element for a light field display. The sub-hogel structure design and method is suited for an achromatic metasurface to provide directional pixels for multiple view light field colored displays.

Abstract: The present disclosure relates to a display assembly, a display device and a driving method. The display assembly includes: a display panel provided with a plurality of pixel islands distributed in an array, any one of the pixel islands including sub-pixels continuously arranged along a set direction; and a lens layer arranged on a light exit surface of the display panel and including lenses arranged along the set direction. A lenticular lens pitch is not greater than a size of an opening of each pixel island in the set direction, and along the set direction, a sub-pixel pitch in each of the pixel islands is smaller than a half of the lenticular lens pitch. The lenticular lens pitch is equal to a sum of a size of each lenticular lens in the set direction and a distance between two adjacent ones of the plurality of lenticular lenses.

Abstract: A three dimensional (3D) display apparatus can include lenticular lenses between a display panel and a viewing angle control film. The display panel can have a curvature. The viewing angle control film can include a plurality of light-blocking patterns between a first control substrate and a second control substrate. A pitch and a height of the plurality of light-blocking patterns can be determined by a curvature radius of the lenticular lenses, a distance between the viewing angle control film and a set viewing region, and a length of the display panel corresponding to the set viewing region. Thus, in the 3D display apparatus, the quality of 3D images provided to a user can be improved.

Abstract: A screen saver controller includes a temperature calculator, a temperature comparator, an operator, and a screen saver data generator. The temperature calculator calculates temperature data of a display panel based on input image data. The temperature comparator receives the temperature data and a target temperature and compares a temperature of the display panel with the target temperature to generate temperature change data. The operator receives the temperature data and the temperature change data and generates operation data based on the temperature data and the temperature change data. The screen saver data generator receives the operation data and generates screen saver data based on the operation data. The screen saver controller adjusts a luminance of the display panel based on the screen saver data when operating in a first mode.

Abstract: A processor system and computer-implemented method are provided for assigning view numbers to display elements of an autostereoscopic display for use in interleaving image data of different viewpoints of a scene on the basis of said assigned view numbers. The assignment is performed in an efficient yet accurate manner and may be easily adapted to different optical designs of such autostereoscopic displays, for example, in terms of pitch and/or slant of the optical elements used in such autostereoscopic displays, or to different sub-pixel layouts of the display panel.

Abstract: A processor system and computer-implemented method are provided for assigning view numbers to display elements of an autostereoscopic display for use in interleaving image data of different viewpoints of a scene on the basis of said assigned view numbers. The assignment is performed in an efficient yet accurate manner and may be easily adapted to different optical designs of such autostereoscopic displays, for example, in terms of pitch and/or slant of the optical elements used in such autostereoscopic displays, or to different sub-pixel layouts of the display panel.

Abstract: A 3D display device includes a display panel, an optical element, a second communication module, and a controller. The display panel is mounted on a moving body and configured to display a parallax image. The optical element is configured to define a propagation direction of image light emitted from the display panel. The second communication module is configured to receive a motion signal indicating a parameter of a motion of the moving body. The controller is configured to cause the display panel to display the parallax image based on the parameter indicated by the motion signal.

Abstract: An electronic device may have back-to-back displays. A user-facing display may have microlenses, tunable lens structures, holograms, lasers, and other structures for displaying images in multiple eye boxes while the electronic device is being worn on the head of a user. In some configurations, a switchable diffuser may be incorporated into the user-facing display. In one mode, the switchable diffuser allows microlenses of the pixels of the user-facing display to provide images to eye boxes in which images from the display are viewable. In another mode, the switchable diffuser diffuses light from the pixels so that the user-facing display may be used while the device is being held in the hand of the user.

Abstract: A display device includes a display unit that includes a plurality of pixels; a first lens array unit that includes a plurality of first lenses; and a second lens array unit disposed between the first lens array unit and the display unit and that includes a plurality of second lenses. Each of the first lenses overlaps two or more of the pixels, and a pitch of the second lenses is less than a pitch of the first lenses.

Abstract: A display device capable of automatically switching display of a stereoscopic image and a display of a planar image according to a detected situation of a user is provided. Provided is the display device including a display unit capable of displaying a planar image and a stereoscopic image, and a control unit configured to automatically switch an image to be displayed on the display unit to the planar image or the stereoscopic image, using a detected state of the user.

Abstract: An autostereoscopic display device uses an electroluminescent display. A set of pixels is provided beneath view forming elements (such as lenses), with a plurality of pixels across the view forming element width direction. The pixels are arranged with at least two different angular orientations with respect to the substrate. The out-coupling performance is improved by arranging for the light emission direction to be substantially perpendicular to the desired emitting surface of the view forming elements.

Abstract: An apparatus for inspecting images is disclosed. In an embodiment an apparatus includes a camera for recording a surface of a printed product, the printed product being movable relative to the apparatus, a first illumination unit of a first type for illuminating a first partial region of a region that is capturable by the camera, a second illumination unit of a second type for illuminating a second partial region of the region that is capturable by the camera, and an evaluation unit for processing image information captured by the camera, wherein the first illumination unit differs from the second illumination unit, and wherein the first illumination unit forms a diffuse illumination source and has an internally illuminated tunnel.

Abstract: This application relates to the technical field of optical films, and discloses a micro-optical imaging film and an imaging apparatus. The micro-optical imaging film includes a body; focusing structures and pattern structures being formed on the body, the focusing structures and pattern structures being adapted to each other, so as to form an image; and e cover structures covering exterior surfaces of at least part of the focusing structures, wherein materials of the cover structures and the focusing structures are different, and a difference between a refractive index of the cover structures and a refractive index of the focusing structures is greater than or equal to 0.05. With the technical solution contained in the embodiments of this application, a capability of the imaging film to resist ambient environmental pollutions may be improved.

Abstract: A photo-alignable object has a thickness of more than 2 ?m. The photo-alignable object can be in the form of a free standing film. Also, the photo-alignable object can have a topographical surface structure. The depth of the topographical surface structure can be larger than 100 nm, and preferably the depth of the topographical surface structure is larger than 1 ?m.

Abstract: A light emitting module includes red, green and blue light sources, and a light diffusing member is arranged above the light sources. The red light source includes a first light emitting element configured to emit light in a range from ultraviolet to blue, a first phosphor layer containing a first phosphor configured to emit red light, and a first film configured to transmit red light and block light in the range from ultraviolet to blue. The green light source includes a second light emitting element configured to emit light in the range from ultraviolet to blue, a second phosphor layer containing a second phosphor configured to emit green light, and a second film configured to transmit green light and block light in the range from ultraviolet to blue. The blue light source includes a third light emitting element configured to emit light in the range from ultraviolet to blue.

Abstract: A display apparatus includes a display unit having a display area in which a two-dimensional image is displayed, and an optical element configured by disposing a plurality of structural bodies for separating the image displayed in the display area into images observed at predetermined observation positions arranged at intervals in a horizontal direction. In the display area, pixels are arranged in a matrix pattern in the horizontal direction and in a vertical direction, and pixels having different planar shapes are arranged for each row in a certain cycle, and the structural bodies of the optical element are disposed to be tilted at an inclination which satisfies (J+0.5)/3 (J is an integer of 3 or more) with respect to the vertical direction with a number of pixels as a unit.

Abstract: Devices, systems and methods for encoding and decoding digital video using historical information containing coding candidates are described. In a representative aspect, a method for video processing includes maintaining one or more tables of motion candidates during a conversion between a current video block and a bitstream representation of a video, comparing a motion candidate associated with the current video block with a number of entries in the one or more tables, and updating the one or more tables based on the comparing.

Abstract: The present application describes a display panel having an array substrate; a counter substrate facing the army substrate; and a light guide grating layer on a side of the array substrate distal to the counter substrate. The light guide grating layer in a three-dimensional image display mode is configured to have a plurality of light emitting regions and a plurality of light non-emitting regions alternately arranged, thereby forming a grating. The light guide grating layer is configured to emit light from the plurality of light emitting regions, and configured not to emit light form the plurality of light non-emitting regions, thereby displaying a three-dimensional image in the display panel.

Abstract: The disclosure describes various aspects of an architecture for light emitting elements in a light field display. In an aspect, a light field display can include multiple picture elements (e.g., super-raxels), where each of the picture elements has a respective light steering optical element and includes an array of light emitting elements (e.g., sub-raxels) that area monolithically integrated on a same semiconductor substrate. The light steering optical element can include at least one microlens, at least one grating, or a combination of both. The array of light emitting elements includes light emitting elements that produce at least three different colors of light. Separate groups of light emitting elements can be configured and a directional resolution of the light field display can be based on the number of groups. The light field display also includes electronic means configured to individually drive the light emitting elements in each of the picture elements.

Abstract: Devices, systems and methods for encoding and decoding digital video using historical information containing coding candidates are described. In a representative aspect, a method for video processing includes maintaining one or more tables of motion candidates during a conversion between a current video block and a bitstream representation of a video, comparing a motion candidate associated with the current video block with a number of entries in the one or more tables, and updating the one or more tables based on the comparing.

Abstract: According to one embodiment, display device includes an optical member including a first main surface, and a second main surface on a side opposite to the first main surface, the optical member configured to form an image on a side of the second main surface with light incident from the first main surface, a reflective member including a reflective surface opposed to the first main surface, and a display portion located between the optical member and the reflective member, wherein the reflective member is arranged parallel to the optical member.

Abstract: The present disclosure provides an integrated imaging apparatus and a display device. The integrated imaging apparatus includes: a display member, an incident light adjusting member, a lens array and a second lens that are sequentially arranged. The display member is configured to display an image; the incident light adjusting member is configured to reduce a pixel divergence angle of an incident light emitted by the display member; the lens array includes a plurality of first lens, the plurality of first lens being arranged on a plane parallel to the display member; and the second lens and the display member are coaxially arranged. The present disclosure effectively extends the field of depth, thereby improving the imaging effect of the integrated imaging apparatus.

Abstract: A display panel includes a plurality of pixels including a first type pixel, a second type pixel, and a third type pixel, and a lens array disposed on a first surface of the display panel and having an inclination angle. The first type pixel and the second type pixel are disposed adjacent to each other in a second direction. The third type pixel is disposed adjacent to the first type pixel and the second type pixel in a first direction. A pitch of the third type pixel in the second direction is less than or equal to a sum of a pitch of the first type pixel in the second direction and a pitch of the second type pixel in the second direction.

Abstract: A multiview backlight includes a first array active emitters configured to provide a first plurality of directional light beams and a second array of active emitters configured to provide a second plurality of directional light beams. The second array of active emitters is interleaved between active emitters of the first array of active emitters. Further, directional light beams of each of the first and second directional light beam pluralities have directions corresponding to view directions of a multiview display. A multiview display further includes an array of light valves configured to modulate the directional light beams to display a multiview image. An image resolution of the multiview image is configured to be dynamically selectable according to operational mode.

Abstract: A display device includes a display panel including a plurality of pixels arrayed along first and second directions, a distribution unit that distributes light emitted from each pixel configured to display a parallax image corresponding to each of a plurality of viewpoints, and a light blocking unit between the display panel and the distribution unit. The distribution unit distributes light emitted from each of the pixels to the plurality of viewpoints along the first direction in a first display state where the display panel displays a parallax image, or stops distributing emitted light in a second display state, displaying a planar image. The light blocking unit forms, along the first direction, a plurality of first light blocking areas each extending along the second direction blocking some emitted light in the first display state, and stops forming the first light blocking areas in the second display state.

Abstract: A multiview backlight and a multiview display employ active emitters configured to provide a plurality of light beams having different principal angular directions corresponding to different view directions of the multiview display. A size of the active emitter is comparable to a size of a view pixel in the multiview display. A distance between active emitters is commensurate with a distance between adjacent multiview pixels of the multiview display. A multiview display further includes an array of light valves configured to modulate the directional light beams to display a multiview image.

Abstract: An optical device comprising first and second optical elements. The first optical element has: a first liquid crystal element; a first transmissive member formed on the first liquid crystal element and having a light incident surface on which external incident light is incident and a first light-outputting surface through which light reflected by the first liquid crystal element is outputted; and a second transmissive member having a second light-outputting surface through which transmitted light having been transmitted through the first liquid crystal element is outputted. The second optical element has: a second liquid crystal element; and a third transmissive member formed on the second liquid crystal element and joined to the first light-outputting surface.

Abstract: A mobile device has at least two camera lenses for taking a first image and a second image as a stereo-image pair. The mobile device also has an electronic processor for composing a composite image from first image strips compressed from the first image and second image strips compressed from the second image in an interlaced manner. The composite image is conveyed to a display panel so that a viewer can see a 3D image through a parallax separating sheet with parallax separating units. The composite image can also be electronically shifted by haft an image strip to accommodate a viewer with a dominant eye. The shifting can be initiated by a viewer using a switch on the mobile device.

Abstract: An optical security device suitable for securing or authenticating high security or high value articles of manufacture when affixed thereto, is provided. The inventive security device produces optically variable effects when viewed from varying points of view and is made up of a microstructured layer having image icon elements that have at least one pigmented material. The microstructured layer is arranged relative to an arrangement of focusing elements such that at least portions of the image icon elements are observable through at least portions of the arrangement of focusing elements, thereby providing at least one synthetic image that demonstrates a color-transition effect as points of view from which the optical security device is viewed are changed.

Abstract: The present disclosure provides a three-dimensional display device and a display method thereof. The three-dimensional display device includes a display panel including a plurality of first display units and a plurality of second display units; a plurality of light emitting unit groups disposed on one side of the display panel, wherein each of the light emitting unit groups includes a plurality of first light emitting units respectively corresponding to the first display units, and a plurality of second light emitting units respectively corresponding to the second display units; and a control unit configured to control the first light emitting units and the second light emitting units in a light emitting unit group corresponding to a target position to emit lights so that the first light emitting units and the second light emitting units emit lights along a direction pointed to the target position.

Abstract: A three-dimensional (3D) display apparatus is provided. The 3D display apparatus includes a display panel configured to output pixel values that respectively correspond to a preset number of viewpoints, and an optical layer that is provided in front of or behind the display panel and that is configured to adjust directions of rays output from the display panel or to provide light to the display panel so that the rays diverge.

Abstract: An autostereoscopic display device uses an electroluminescent display. A set of pixels is provided beneath view forming elements (such as lenses), with a plurality of pixels across the view forming element width direction. The pixels are arranged with at least two different angular orientations with respect to the substrate. The out-coupling performance is improved by arranging for the light emission direction to be substantially perpendicular to the desired emitting surface of the view forming elements.

Abstract: An optical security device suitable for securing or authenticating high security or high value articles of manufacture when affixed thereto, is provided. The inventive security device produces optically variable effects when viewed from varying points of view and is made up of a microstructured layer having image icon elements that have at least one pigmented material. The microstructured layer is arranged relative to an arrangement of focusing elements such that at least portions of the image icon elements are observable through at least portions of the arrangement of focusing elements, thereby providing at least one synthetic image that demonstrates a color-transition effect as points of view from which the optical security device is viewed are changed.

Abstract: A system, method or compute program product for restricting convergence and divergence when viewing stereo 3D imagery. The technique includes receiving data representing a 3D virtual scene, receiving data indicating an eyepoint and a three-dimensional frustum rendering region with the three dimensional frustum rendering region identifying a position and orientation of a render plane, receiving data indicating a user stereo comfort region, rendering virtual objects in a first portion of the 3D virtual scene that is in the three-dimensional frustum rendering region and within the user stereo comfort region onto the render plane according to a first type of projection, and rendering virtual objects in a second portion of the 3D virtual scene that is in the three-dimensional frustum rendering region and outside the user stereo comfort region onto the render plane according to a different second type of projection.

Abstract: A head-up display device includes: a first light source unit; a first liquid crystal panel that includes a first liquid crystal layer configured to transmit a light from the first light source unit, and a first polarizer; a reflective polarizer that is arranged on an optical axis of the first light source unit, and includes both a first face receiving the light transmitting the first liquid crystal panel and a second face on a side opposite to the first face; a second light source unit configured to emit a light towards the second face of the reflective polarizer; and a second liquid crystal panel that includes a second liquid crystal layer configured to transmit the light from the second light source unit, and a second polarizer.

Abstract: A three-dimensional display panel includes a first display substrate having a plurality groups of M pixels, the first display substrate being a reflective display substrate; a second display substrate facing the first display substrate, the second display substrate being a transparent display substrate; and a lens array layer on a side of the second display substrate distal to the first display substrate having a plurality of lenses capable of directing light reflected by each of the M pixels into one of N view zones on a side of the lens array layer distal to the second display substrate; M is an integer ?2; N is an integer ?2.

Abstract: The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.