Abstract: The occlusion is faithfully expressed even in the binocular vision in the AR display by a head mounted display apparatus or the like. A head mounted display apparatus 10 includes a lens, a lens, a camera, a camera, and a control processor. A CG image for a right eye is displayed on the lens. A CG image for a left eye is displayed on the lens. The camera captures an image for the right eye. The camera captures an image for the left eye. The control processor generates the CG image for the right eye in which occlusion at the time of seeing by the right eye is expressed and the CG image for the left eye in which occlusion at the time of seeing by the left eye is expressed, based on the images captured by the cameras and projects the generated CG image for the right eye and CG image for the left eye onto the lenses and. A center of a lens of the camera is provided at the same position as a center of the lens. A center of a lens of the camera is provided at the same position as a center of the lens.

Abstract: A device includes at least one transient image having optical properties which vary depending on the angle of observation, with the image(s) consisting of a set of three-dimensional microstructures arranged in a plurality of subsets. Each subset consists of microstructures having an equivalent or identical planar angle ?. A security document can include such a device and the device can be used as a security element.

Abstract: A viewing device comprising a controller, a transparent display and a visual shutter. The controller is configured to determine a color of virtual content to be displayed; determine a background color contrasting the virtual content displayed; determine a display area corresponding to where the virtual content is to be displayed; cause the visual shutter to enable a background to the virtual content to be displayed, the background having the contrasting background color thereby providing a contrasting background to the displayed virtual content (DVC); and to cause the transparent display to display virtual content for overlapping at least one visual object (VO) perceivable through the transparent display at least partially onto the background. The visual shutter is configured to enable the background by operating in a mode wherein at least a portion of the visual shutter is blocked to obstruct the VO in the blocked portion of the visual shutter.

Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a first transistor. The first transistor includes a first semiconductor layer, and the first semiconductor layer includes bismuth selenium oxide materials to enhance mobility of the first transistor and improve electrical performance of the display panel, so that the display panel meets requirements of high refresh rate and high transmittance.

Abstract: An approach for modifying in real-time by removing or reinforcing stroboscopic effect from images associated with a viewing experience is disclosed. The approach includes identifying video clips, detecting environmental parameters and calculating display setting. The approach also analyzes display setting using recommendation from GAN, output displaying setting on an AR display and receiving feedback from user.

Abstract: Handheld location based games are provided in which a user's physical location correlates to the virtual location of a virtual character on a virtual playfield. Augmented Reality (AR) systems are provided in which video game indicia are overlaid onto a user's physical environment. A landscape detector is provided that may obtain information about the user's landscape, in addition to the user's location, in order to provide overlaying information to an AR head-mounted display and control information to non-user controlled video game characters.

Abstract: Techniques for a witness report assistant are provided. At least one camera captures at least one image of an incident scene. The incident scene is a location of an incident. A description is of the incident is received from a witness to the incident. The description of the incident includes a generic reference to an element of the incident scene. The description of the incident scene is transcribed to create a textual description. The element of the incident scene within the at least one image of the incident scene is identified. A specific identifier associated with the element of the incident scene is determined. The textual transcript of the description is supplemented with the specific identifier.

Abstract: A method and apparatus are described that detects, via an electronic processor, a first orientation of a mobile device relative to an orientation of a gaming device. The method and/or apparatus further provides, by the electronic processor via a user interface of the mobile device, at least one bet placement option for a game conducted by the gaming device, in response to detecting the first orientation. After detection of a selection of the at least one bet placement option, the method and/or apparatus detects, via the electronic processor, a change from the first orientation of the mobile device to a second orientation different from the first orientation. The method and/or apparatus further presents, by the electronic processor via the user interface, at least one game play option for the game in response to detecting the change from the first orientation to the second orientation.

Abstract: Disclosed are embodiments of in-situ display monitoring and calibration systems and methods. An image acquisition system captures images of the viewing plane of the display. Captured images may then be processed to characterize various visual performance characteristics of the display. When not in use capturing images of the display, the image acquisition system can be stored in a manner that protects it from environmental hazards such as dust, dirt, precipitation, direct sunlight, etc. A calibration image in which a plurality of light emitting elements is set to a particular color and intensity may be displayed, an image then captured, and then a difference between what was expected and what was captured may be developed for each light emitting element. Differences between captured images and expected images may be used to create a calibration data set which then may be used to adjust the display of further images upon the display.

Abstract: Disclosed is an image processing device. The image processing device includes an input unit, and a processor which retargets an image frame input through the input unit and acquires an output image frame, wherein the processor identifies an area, in which pixel values are to be padded, on the basis of the input image frame and information about the output image frame, identifies a first pixel block on the basis of a target pixel area included in the identified area, identifies a second pixel block on the basis of pixel values included in the first pixel block, and pads the target pixel area on the basis of pixel values included in the second pixel block, so as to able to acquire the output image frame.

Abstract: A projection system includes a projection device and a control module. The projection device is configured to project (i) a first image in a first virtual image plane, and (ii) a second image in a second virtual image plane, wherein the second virtual image plane is further from an eyebox than the first virtual image plane. The control module is configured to: determine an ambient light luminance level; determine a first luminance level for the first virtual image plane based on the ambient light luminance level; determine a second luminance level of the second virtual image plane based on the first luminance level of the first virtual image plane; and control the at least one projection device to display (i) the first image in the first virtual image plane having the first luminance level, and (ii) the second image in the second virtual image plane having the second luminance level.

Abstract: A three-dimensional data creation method includes: creating first three-dimensional data from information detected by a sensor; receiving encoded three-dimensional data that is obtained by encoding second three-dimensional data; decoding the received encoded three-dimensional data to obtain the second three-dimensional data; and merging the first three-dimensional data with the second three-dimensional data to create third three-dimensional data.

Abstract: A display device according to the present disclosure includes a first optical unit having positive power, a second optical unit including a first diffraction element and having positive power, a third optical unit having positive power, and a fourth optical unit including a second diffraction element and having positive power, and the first to fourth optical units are provided along an optical path of imaging light emitted from an imaging light generating device. The second optical unit further includes a first member provided at one surface side of the first diffraction element, and a second member provided on a side of the first member opposite to a side where the first diffraction element is located, the first member is transmissive and has an elastic modulus of 50 GPa or greater, and the second member is transmissive and has optical power.

Abstract: A vehicle display device includes: an image display configured to emit display light of an image; an optical system configured to project the display light emitted from the image display onto a reflection face ahead of a driver; and an adjustment part provided in an optical path of the display light from the image display to the reflection face, in which the image includes: a first region visible to both eyes of the driver; and a second region that is closer to ends in the image width direction than the first region in the image is, the adjustment part is disposed at a position corresponding to the boundary between the first region and the second region, and the adjustment part is configured such that the amount of the display light penetrating the adjustment part is reduced toward the ends in the image width direction.

Abstract: This specification describes an apparatus, method and computer program relating to virtual reality, particularly augmented reality (AR) or mixed reality (MR). The method may comprise providing, based on a position associated with a display means, different first and second sets of virtual content for overlaid display at the display means at a first time and determining that the first set of virtual content is prioritized over the second set of virtual content. Based on the determination, the method may comprise prioritizing display of the first set of virtual content over the second set of virtual content at the display means, and enabling display of the second set of virtual content at a second, subsequent, time.

Abstract: A system for a head-up display for an electric aircraft is presented. The system includes an augmented reality device which may be operated by a pilot using a pilot device and a computing device connected to the pilot device, wherein the computing device is configured to receive an aircraft datum and generate a performance assessment model. The performance assessment model includes a plurality of information relevant to the operation of the electric aircraft. The augmented reality device further includes a projection device configured to project the performance assessment model onto an exterior view window and display the performance assessment model as a function of the projection device.

Abstract: Aspects of the present disclosure involve a system comprising a computer-readable storage medium storing at least one program, method, and user interface to facilitate context based augmented reality communication between multiple users over a network. Virtual content item configuration data indicative of a selection by a first user of virtual content item to apply to a real-world environment that is visible to a second user via a second device is received from a first device. The virtual content item configuration data also includes one or more criteria to trigger application of the virtual content item to the real-world environment. A triggering event is detected based on satisfaction of the one or more criteria determined from context data generated at the second device. The second device presents the virtual content item overlaid on the real-world environment that is visible to the second user based on the triggering event.

Abstract: The occlusion is faithfully expressed even in the binocular vision in the AR display by a head mounted display apparatus or the like. A head mounted display apparatus 10 includes a lens 12, a lens 13, a camera 14, a camera 15, and a control processor 16. A CG image for a right eye is displayed on the lens 12. A CG image for a left eye is displayed on the lens 13. The camera 14 captures an image for the right eye. The camera 15 captures an image for the left eye. The control processor 16 generates the CG image for the right eye in which occlusion at the time of seeing by the right eye is expressed and the CG image for the left eye in which occlusion at the time of seeing by the left eye is expressed, based on the images captured by the cameras 14 and 15 and projects the generated CG image for the right eye and CG image for the left eye onto the lenses 12 and 13. A center of a lens of the camera 14 is provided at the same position as a center of the lens 12.

Abstract: A lens assembly, related methods and constituent optical elements are described. The assembly may be used to direct and focus light for various applications. In one instance, the lens assembly is used in conjunction with one or more sources of light such as projected images or video as part of a virtual reality system. The lens assembly includes two or more optical elements arranged to receive light or direct light through different spatial regions of the assembly at different focal powers corresponding to a first user viewing zone and a second user viewing zone. In one instance, the first user viewing zone is a peripheral viewing zone and the second viewing zone is a primary or non-peripheral viewing zone (or vice versa).

Abstract: A first optical unit having positive power a second optical unit including a first diffraction element and having positive power a third optical unit having positive power and a fourth optical unit including a second diffraction element and having a positive power. In the optical path, a first intermediate image of the image light is formed between the first optical unit and the third optical unit, a pupil is formed between the second optical unit and the fourth optical unit, a second intermediate image of the image light is formed between the third optical unit and the fourth optical unit, an exit pupil is formed on a side of the fourth optical unit opposite to the third optical unit, and a prism member configured to correct a ray shape of the image light is provided between the second optical unit and the fourth optical unit.

Abstract: A method for transforming extended video data for display in virtual reality processes digital extended video data for display on a center screen and two auxiliary screens of a real extended video cinema. The method includes accessing, by a computer executing a rendering application, data that defines virtual screens including a center screen and auxiliary screens, wherein tangent lines to each of the auxiliary screens at their respective centers of area intersect with a tangent line to the center screen at its center of area at equal angles in a range of 75 to 105 degrees. The method includes preparing virtual extended video data at least in part by rendering the digital extended video on corresponding ones of the virtual screens; and saving the virtual extended video data in a computer memory. A corresponding playback method and apparatus display the processed data in virtual reality.

Abstract: A gameplay system for providing interactivity based on a piece of merchandise or another object held or worn by a player. The system includes an object identification assembly, which may be a modified computer vision system, that operates to sense, for a gameplay participant, the presence and identity of a particular augmenting object such as themed merchandise worn or held by a rider of a theme park ride. The sensing may be performed by detecting an on-and-off pattern of light emitted from the object. In response, the gameplay system selects or modifies the interactive features of gameplay associated with the participant based on the identified augmenting object. For example, the interactive features are selected from memory by the gameplay system controller to match a character associated with the augmenting object during any interactive gameplay. This allows the gameplay participant to choose their abilities or powers for gameplay.

Abstract: A desensitization device includes an acquisition module for acquiring the current flight parameters of the aircraft, a generation module for generating a first image depicting flight symbology including at least one reference zero pitch line, a generation module for generating a second image depicting topography of terrain overflown by the aircraft, a generation module for generating a third image including at least two portions separated by a separating line, a generation module configured to generate a fourth image by superposing the first image, the second image and the third image in that order, the first image being placed in the foreground, and a transmission module configured to transmit, to a user device, a signal that is representative of the fourth image.

Abstract: Data presented in a visual image is monitored and verified. A processing component receives data from sensors and other sources, and interprets the data to generate processed data. A render component generates a visual image based on the processed data. A projector component projects the image, which is received by a splitter component that splits the light stream of the image and routes a portion of light energy to the display screen viewed by the user and another portion of the light energy to a data verification component (DVC). DVC interprets information presented in the image to determine the data being presented to the user by the image. DVC also receives the processed data from the processing component. DVC compares the data determined from the image to the processed data to determine whether they match and takes appropriate responsive action if they do not match.

Abstract: A virtual reality system enables a user to interact with virtual objects. The system includes a fiducial ring, an imaging device and a console. The fiducial ring includes a ring body that includes a plurality of fiducial markers that each correspond to a different location on the ring body. An imaging device is configured to capture one or more images of the fiducial ring. The console receives the images that include an image of one or more fiducial markers. Based on the received images of the fiducial markers, the console determines a location on the fiducial ring that corresponds to the imaged fiducial marker. The console determines a position of the fiducial ring based on the determined location of the fiducial marker on the fiducial ring. The console provides content to a head mounted display (HMD) based on the determined position of the fiducial ring.

Abstract: According to various embodiments, an electronic device includes a housing, a display viewable through a front surface of the housing and configured to display a screen, a camera sensor disposed in at least a portion of the front surface of the housing and configured to measure an external illuminance, a processor operationally connected to the display and the camera sensor; and a memory operationally connected to the processor. The memory may store instructions that, when executed, cause the processor to control the electronic device to: detect an turn-on event of the display, turn on the camera sensor to acquire the external illuminance using the camera sensor based on the display being turned on, acquire preview image information for a specified time through the camera sensor, turn off the camera sensor, acquire the external illuminance using an exposure time and a brightness value based on the acquired preview image information, and control a luminance of the display based on the external illuminance.

Abstract: Handheld location based games are provided in which a user's physical location correlates to the virtual location of a virtual character on a virtual playfield. Augmented Reality (AR) systems are provided in which video game indicia are overlaid onto a user's physical environment. A landscape detector is provided that may obtain information about the user's landscape, in addition to the user's location, in order to provide overlaying information to an AR head-mounted display and control information to non-user controlled video game characters.

Abstract: The present description relates to light patterns used in a live action scene of a visual production to encode information associated with objects in the scene, such as movement and position of the objects. A data capture system includes active markers that emit light of a particular wavelength in predefined strobing patterns. In some implementations, the active markers are instructed to emit an assigned signature pattern of light through a signal controller sending signals to a control unit. Various components are synchronized such that pulsing of light corresponds to time slices and particular frames captured by the performance capture system. The data representing the pattern is embedded in illuminated and blank frames. Frames showing the light pattern are analyzed to extract information about the active markers, such as identification of the active markers and objects to which they are attached.

Abstract: Systems and methods disclosed herein include systems and methods for delivering secondary content to a plurality of user devices, the secondary content comprising events synchronized to primary content. The process can include: delivering an application to a plurality of user devices, the application configured to play or executed secondary content on the user devices; and causing the secondary content executed on the user devices to be synchronized with primary content.

Abstract: Methods, systems, and media for rendering immersive video content with foveated meshes are provided. In some embodiments, the method comprises: receiving a video content item; determining, using a hardware processor, whether the video content item meets at least one criterion; in response to determining that the video content item meets the at least one criterion, generating, using the hardware processor, a foveated mesh in accordance with a foveation ratio parameter on which frames of the video content item are to be projected, wherein the foveated mesh has a non-uniform position map that increases pixel density in a central portion of each frame of the video content item in comparison with peripheral portions of each frame of the video content item; and storing the video content item in a file format that includes the generated foveated mesh, wherein the immersive video content is rendered by applying the video content item as a texture to the generated foveated mesh.

Abstract: A display device of the present disclosure includes, along an optical path of image light emitted from an image light generating device, a first optical unit having positive power, a second optical unit that includes a first diffraction element and has positive power, a third optical unit having positive power, and a fourth optical unit that includes a second diffraction element and has positive power. A first diffraction angle of the image light at the first diffraction element is different from a second diffraction angle of the image light at the second diffraction element. A correction optical system that corrects an incident angle of the image light with respect to the second diffraction element is provided between the first optical unit and the fourth optical unit on the optical path.

Abstract: The present description relates to light patterns used in a live action scene of a visual production to encode information associated with objects in the scene, such as movement and position of the objects. A data capture system includes active markers that emit light of a particular wavelength in predefined strobing patterns. In some implementations, the active markers are instructed to emit an assigned signature pattern of light through a signal controller sending signals to a control unit. Various components are synchronized such that pulsing of light corresponds to time slices and particular frames captured by the performance capture system. The data representing the pattern is embedded in illuminated and blank frames. Frames showing the light pattern are analyzed to extract information about the active markers, such as identification of the active markers and objects to which they are attached.

Abstract: A display device according to the present invention includes, along an optical path of image light emitted from an image light generating device, a first optical unit having positive power, a second optical unit having positive power and including a first diffraction element of a reflective type, a third optical unit having positive power, and a fourth optical unit having positive power and including a second diffraction element of a reflective type. The second optical unit includes a first light-transmitting member having optical power and provided at a first surface of the first diffraction element, and a light shielding member provided at a second surface of the first diffraction element.

Abstract: A method may include causing first content to be displayed on a display device; causing second content to be rendered irrespective of a location of a mobile device relative to the display device; and causing the second content to be displayed on the mobile device such that the second content is layered over the first content. When the second content has moved a predetermined distance from the screen, The method may also include causing the second content to be rendered based on the location of the mobile device relative to the display device; and causing the second content to be displayed on the mobile device such that the second content is layered over the first content.

Abstract: First and second head up displays are installed so an angle ? at which a first and second center line intersect is ?=?+? and a distance PD between a first and second virtual emission point, is PD=L(M?L(W?D)/(H?W))/W. The ? is ?=arctan(W/2L), the ? is an angle of view of first or second virtual emission point, the W is a length of an eye box in a width direction of a vehicle, the L is a distance from an eye point to a virtual image plane, the M is a distance from the eye point to a point where a virtual image cannot be seen, the D is an interval between both eyes, and the H is a length of the virtual image plane on which the virtual image is displayed, in the width direction of the vehicle.

Abstract: Methods and apparatus provide for: disposing a display unit in front of eyes of a user; disposing an optical system between the display unit and the eyes of the user; and disposing an imaging unit between the display unit and the optical system, the imaging unit imaging the display unit in which an image of the eyes of the user is reflected; and irradiating light onto the eyes of the user, where the imaging includes imaging the eyes of the user reflected in the display unit by reflecting the light irradiated by the light-irradiation unit by the eyes of the user.

Abstract: A method and apparatus for use with a presentation system including at least first and second display screens, the method comprising the steps of receiving a wireless association request signal from a user device identifying the user device, identifying the presentation system and requesting that the user device be associated with the presentation system, associating the user device with the presentation system, providing first presentation system specifying information to the user device, receiving a selection signal from the user device indicating a subset of the presentation system display screens, associating the user device with the selected subset of display screens, receiving data from the user device and using the received data from the user device to present information via the selected subset of display screens.

Abstract: Systems, methods, and computer-readable media are disclosed for using a video capture device to alleviate motion sickness via an augmented display for a passenger. One method includes receiving, from a video capture device of a vehicle, video data of a view outside of the vehicle while the vehicle is in motion; displaying, on a display device for a passenger of the vehicle, a request for a mode of display of the video data, the mode of displaying including a passive video mode and an active video mode; receiving a selection of the mode of display; displaying a request for a video display type when the passive video mode is selected; and displaying the video data including a menu, the menu including a plurality of selectable icons to interact with the video data when the active video mode is selected.

Abstract: The present description relates to light patterns used in a live action scene of a visual production to encode information associated with objects in the scene, such as movement and position of the objects. A data capture system includes active markers that emit light of a particular wavelength in predefined strobing patterns. In some implementations, the active markers are instructed to emit an assigned signature pattern of light through a signal controller sending signals to a control unit. Various components are synchronized such that pulsing of light corresponds to time slices and particular frames captured by the performance capture system. The data representing the pattern is embedded in illuminated and blank frames. Frames showing the light pattern are analyzed to extract information about the active markers, such as identification of the active markers and objects to which they are attached.

Abstract: The vehicle safety video system is an electrical device. The vehicle safety video system is configured for use with a vehicle. The vehicle comprises an anterior side, a posterior side, and anterior windshield, a posterior windshield, and a VECU. The VECU further comprises a VECU brake signal. The vehicle safety video system captures one or more captured images from an anterior field of view of the vehicle. The vehicle safety video system displays the one or more captured images through the posterior windshield. The vehicle safety video system displays the one or more captured images such that the posterior windshield remains semitransparent during the display of the one or more captured images. The vehicle safety video system comprises a video circuit and the vehicle. The vehicle contains the video circuit. The video circuit captures and displays the one or more captured images.

Abstract: The disclosure relates to an optical security feature that is based on a single axis alignment of mirrors or facets in a structured surface that forms a micro mirror array. In an aspect, a device is described that includes a reflecting structure on a first layer, where the reflecting structure has a top surface with multiple embossed facets arranged in a spatial orientation that produces a flat ring optical effect upon incidence of light. In another aspect, a method for making the device is described that provides a reflecting layer and produces the reflecting structure on the reflecting layer with multiple facets arranged in the spatial orientation to produce the flat ring optical effect. In yet another aspect, an apparatus for making the device is described that includes a pressing device and a stamping device to transfer a pattern of the reflecting structure to a reflecting material.

Abstract: A multiplanar head mounted display (HMD) includes two or more artificial display planes for each eye located at optical distances that can be dynamically adjusted based on a location within a scene presented by the HMD that the user views. For example, a scene is presented on two or more electronic display elements (e.g., screens) of the HMD. A focal length of an optics block that directs image light from the electronic display elements towards the eyes of a user is adjusted using a varifocal system (e.g., an element that mechanically changes a distance between a lens system in the optics block and the electronic display element, an element that changes shape of one or more lenses in the lens system in the optics block, etc.) based on a location or object within the scene where the user is looking.

Abstract: Various embodiments relate to a foldable electronic device and a method for detecting a touch input by a foldable electronic device. The method may include: detecting an angle between a first housing and a second housing; and adjusting a touch-sensing sensitivity on at least a portion of a third side adjacent to a first side to be lower than a touch-sensing sensitivity on the first side based on a touch input being detected on the first side where the angle is smaller than a specified angle.

Abstract: A multiplanar head mounted display (HMD) includes two or more artificial display planes for each eye located at optical distances that can be dynamically adjusted based on a location within a scene presented by the HMD that the user views. For example, a scene is presented on two or more electronic display elements (e.g., screens) of the HMD. A focal length of an optics block that directs image light from the electronic display elements towards the eyes of a user is adjusted using a varifocal system (e.g., an element that mechanically changes a distance between a lens system in the optics block and the electronic display element, an element that changes shape of one or more lenses in the lens system in the optics block, etc.) based on a location or object within the scene where the user is looking.

Abstract: A vehicle monitor system includes: a detection unit that detects a vehicle located on the rear lateral side of a host vehicle; a rear lateral imaging unit that images a prescribed angle range on the rear lateral side of the host vehicle; a display unit that displays an image captured by the rear lateral imaging unit; and an image processor that extracts a first image in a range of a first angle with reference to a rear side of the host vehicle from the captured image, and displays the extracted first image on the display unit, wherein when the vehicle is detected by the detection unit, the image processor extracts the first image and a second image in a range of a second angle greater than the first angle with reference to the rear side from the captured image, and displays the first and second images on the display unit.

Abstract: A display where water is applied onto the screen of a visual display monitor and graphics are presented on the display that coincides with the applied water is described. The timing of the water being applied to the screen and the playing of the graphics may be orchestrated such that the applied water seems to create the presented graphics. A controller may be used to control the water and the display.

Abstract: There is provided an information processing apparatus including an extraction part configured to extract, when an output destination is changed to a recipient candidate device, a change in a screen layout determined in accordance with an output environment of the recipient candidate device, and a notification controller configured to perform control to execute notification of the change in the screen layout extracted by the extraction part.

Abstract: Provided is a display device for a vehicle that can rapidly execute preparation completion for display of vehicle information. The display device for a vehicle is provided with a processing unit, a display, and a rotational drive unit that can rotate a reflector on a prescribed axis. The processing unit includes an estimating unit that estimates planned start of the vehicle by a crew, and when the vehicle is planned to be started, the angle of rotation of the rotational drive unit moves from an initial angle corresponding to an initial position (position of point of origin) of the reflector to a first intermediate angle (first stopping position) between the initial angle and a final angle corresponding to the normal operating position of the reflector. After the vehicle has been actually started, the angle of rotation of the rotational drive unit moves to a final angle from the first intermediate angle.

Abstract: According to various embodiments, an electronic device can comprise: a housing including a first surface oriented in a first direction, and a second surface oriented in a second direction traversing the first direction; a display, which is arranged along at least a part of the first surface and at least a part of the second surface and has at least a portion including a curved surface; and an optical unit arranged along the first direction.

Abstract: The present disclosure relates to a head up display device and a control method thereof. According to an embodiment of the present disclosure, the head up display device comprises: a display panel; a curved mirror at a light emergent side of the display panel; and a first liquid crystal cell between the display panel and the curved mirror. Specifically, a light incident surface of the curved mirror faces towards the light emergent side of the display panel, and the curved mirror protrudes in a direction facing away from the light emergent side of the display panel. Besides, the first liquid crystal cell is further configured to form at least one optical lens when a first voltage is applied, such that a distance of an image formed by light emitted from the curved mirror relative to the display panel varies with the first voltage.