Abstract: Methods and systems of and for using volumetric display technology including volumetric display technology to create three-dimensional objects for various industries, including, but not limited to solar, automotive and/or other technological areas that use 3D printing or additive manufacturing.

Abstract: A mobile terminal comprises: a case; a display unit disposed on the front surface of the case and including a hole; a camera mounted in the case; an image output unit disposed at one side of the camera; a switching device for selectively placing the image output unit and the camera inward from the hole; and a control unit for controlling the camera, the image output unit, and the switching device. The mobile terminal outputs an image even to the hole of the display unit when the camera is not used through the hole, and thus can substantially implement full vision.

Abstract: A projector controlling method includes acquiring first imaging information obtained by capturing a first image projected from a projector at a first timing, acquiring second imaging information obtained by capturing a second image projected from the projector at a second timing, evaluating whether or not a change in the posture of the projector satisfies a certain criterion based on the first imaging information and the second imaging information, and outputting information based on the result of the evaluating.

Abstract: An electronic device may have a display layer for displaying images. An optical coupling layer having an input surface that receives light from the display panel may convey the light from the input surface to an output surface. The output surface may have different dimensions than the display layer and may have any desired shape. To account for the displacement of light between the active area and the outer surface of the optical coupling layer and to ensure the output image is perceived with the desired distortion, image data may be rendered for the output surface then modified to account for the distortion and displacement that will occur later when the image is transported by the optical coupling layer from the display active area to the output surface of the optical coupling layer. Image distortion control circuitry may modify the rendered image data based on a distortion map.

Abstract: In one implementation, a method of operating a lenticular display is performed by a device including a processor, non-transitory memory, an image sensor, and a lenticular display. The method includes displaying, via the lenticular display, first content at a horizontal angle of a first user and second content, different than the first content, at a horizontal angle of a second user. The method further includes displaying, via the lenticular display, the first content at a second horizontal angle of the first user and the second content at a second horizontal angle of the second user.

Abstract: An encoding method is performed by an encoding apparatus, and the encoding method includes a step in which an image of an object captured by a camera in a plurality of frames of a moving image is analyzed and it is determined whether camera parameters relating to an intrinsic matrix of the camera are invariable, a step in which, when the camera parameters are invariable, six parameters representing destinations of three points for a projective transformation unit of the image of the object are generated, and a homography matrix is generated on the basis of the six parameters, and a step in which projective transformation is performed on the projective transformation unit of the image of the object using the homography matrix, and a prediction signal of the image of the object is generated on the basis of the result of the projective transformation.

Abstract: A light source unit of the present invention includes a first light source and a second light source that are configure to emit light in a first wavelength range, a luminescent plate configured to be excited by the light in a first wavelength range to emit light in a second wavelength range, and a dichroic filter provided on one surface side of the luminescent plate and configured to transmit the light in a second wavelength, and the light in a first wavelength range emitted from the first light source is incident on the dichroic filter at an angle within a first incident angle range, and the light in a first wavelength range emitted from the second light source is incident on the dichroic filter at an angle within a second incident angle range that is greater than the first incident angle range.

Abstract: A light source includes a first set of source elements and a second set of source elements. A respective set of source elements is disposed on a respective substrate and electrically coupled to a respective set of circuit pads formed on a respective top surface of the respective substrate by respective bond wires. At least a portion of the respective top surfaces face each other and are spaced apart from each other to accommodate at least some of the first set of source elements, at least some of the second set of source elements, and at least some of the bond wires. The display device that includes a light source configured to output image light, an optical assembly configured to collimate the image light, a scanning assembly configured to steer the image light, and an output device configured to output the image light for displaying images is also disclosed.

Abstract: The invention provides an illumination system and a projection device with the illumination system. The illumination system is configured to provide an illumination beam, and includes a coherent light source, a first and a second optical module, a first and a second diffuser element. A coherent beam emitted by the coherent light source is focused on a first position through the first optical module, and the first diffuser element is located at or near the first position. The coherent beam from the first diffuser element is focused on a second position through the second optical module. The second diffuser element is located on a transmission path of the coherent beam from the second optical module, and located at or near the second position. The coherent beam sequentially passes through the first diffuser element, the second optical module and the second diffuser element to form the illumination beam.

Abstract: To provide a new method for displaying a video image on a whole circumference screen. Provided is an image display device including: an emission unit configured to emit image light along a predetermined axis; a screen arranged over a whole circumference around the predetermined axis and having a cylindrical shape with the predetermined axis as a substantially central axis; and an optical unit arranged to face the emission unit with the predetermined axis as a reference, and configured to control an incident angle of the image light emitted by the emission unit, the incident angle being with respect to the screen, in which a video image displayed by the image light incident on the screen is simultaneously displayed over a whole circumference around the predetermined axis.

Abstract: An evaluation method for an image projection system in which a first projector, a second projector, and a third projector perform stack projection on a screen, the method including acquiring a first image generated by capturing the screen at a first timing, acquiring a second image generated by capturing the screen at a second timing, causing the projection state of the first projector to differ from the projection states of the second projector and the third projector at the first timing, and evaluating whether or not the first projector needs to be adjusted based on the first image and the second image.

Abstract: An interactive assembly including at least one interactive surface element, at least a first region of the at least one interactive surface element having first user sensible functionality and at least a second region of the at least one interactive surface element having second functionality, different from the first user sensible functionality, input sensor functionality, including at least one input sensor located in propinquity to at least one of the at least one interactive surface element, operative to sense impingement of an electromagnetic radiation spot on at least one of the at least one first region and the at least one second region of the at least one interactive surface element and utilization functionality for employing outputs of the input sensor functionality in respect of impingement on either or both of the at least one first region and the at least one second region.

Abstract: A projector including a casing, a control system, an image assembly and at least one electric thermal heater is provided. The image assembly is coupled to and controlled by the control system. The electric thermal heater is coupled to and controlled by the control system. The control system is configured to activate the electric thermal heater to preheat the image assembly, such that the image assembly is warmed up to a cut-off temperature. Then, the control system is configured to switch off the electric thermal heater. Then the focal length of the image assembly is adjusted. A focal length adjusting method for the projector is further provided. The projector and the method may be used to avoid the thermal expansion of various elements, so as to avoid focal length shift.

Abstract: An illumination system including a first light source device, a light guide device, a light splitting device, and a light converging element is provided. The first light source device provides first, second, and third light beams and a first compensation light beam. The light guide device reflects the first, second, and third light beams and the first compensation light beam. The light splitting device includes a first half reflecting element configured to reflect a part of a light beam and being pervious to another part of the light beam. The light converging element receives first and second combined light beams formed by the first, second, and third light beams and the first compensation light beam, where distances between light spots formed on the light converging element by the first and second combined light beams and a central axis of the light converging element are identical and greater than zero.

Abstract: A device for projecting a test pattern for evaluating the image-capturing properties of a lens module includes a light emitting assembly. The light emitting assembly includes a light emitter and a patterning plate on the light emitter. The patterning plate includes a first surface facing the light emitter and a second surface opposite to the first surface. The second surface is concave and defines a patterning groove. The light from the light emitter passes through the patterning groove to form an original pattern for testing, the display of a test pattern being instantly selectable and displayable.

Abstract: A lighting arrangement for a passenger cabin of an aircraft is provided. The lighting arraignment has a display surface for displaying image content, at least two luminaires in a lighting environment of the display surface and a control unit. The luminaires radiate light in accordance with at least one lighting parameter. In the control unit, each luminaire is assigned part of the display surface as an evaluation region and a mapping rule. The mapping rule assigns image content of the evaluation region values of the lighting parameters. The control unit, for each of the luminaires, assigns the image content of its evaluation region values of its lighting parameters using the mapping rule and actuates the luminaires with the values with regard to the assigned lighting parameters. A passenger cabin having the lighting arrangement and a method for actuating the luminaires are also provided.

Abstract: A method of adjusting a chromatic aberration of a display device includes defining a tolerance scope of chromatic aberration; determining a varying scope of chromatic aberration of the display device according to chromatic aberrations of the plurality of display screens; defining a plurality of adjusting levels of chromatic aberration according to the tolerance scope of chromatic aberration and the varying scope of chromatic aberration; setting a color offset value corresponding to each of the plurality of adjusting levels of chromatic aberration; and for each of the plurality of display screens, selecting a corresponding adjusting level of chromatic aberration in comparison to one of the plurality of display screens, and inputting a corresponding color offset value of the selected adjusting level of chromatic aberration to each of the plurality of display screens.

Abstract: A method of controlling a display system includes a first generation step of projecting a test pattern in a reference state in which a projection condition of a first projector is adjusted so that a color of a first projection image when viewed from the front becomes a desired color, and taking the first projection image corresponding to the test pattern by a first camera to generate a first reference image, a second generation step of projecting the test pattern and then taking the projection image corresponding to the test pattern by the first camera to generate a first comparative image, a third generation step of generating first correction data for correcting the projection condition so that the first comparative image coincides with the first reference image, and a correction step of correcting the projection condition based on the first correction data.

Abstract: A server according to the disclosure includes a communicator configured to communicate with a plurality of display apparatuses; and a controller configured to produce a plurality of split images corresponding to individual view angles of screens of the plurality of display apparatuses from each frame of a 360-degree image including a plurality of frames, transmit the plurality of split images according to the frames to the corresponding display apparatus, and control the communicator to transmit a split image updated corresponding to change in the individual view angle based on movement of a view point.

Abstract: An electronic device is disclosed.

Abstract: A vehicular ground illumination module includes first, second and third icon LEDs, and first, second and third masks associated with respective ones of the first, second and third LEDs. A ground illumination LED and a freeform optic of the module function to, when the ground illumination LED electrically powered, illuminate the ground adjacent the side of the vehicle at which the module is mounted, with a ground illumination region of the ground being illuminated at a ground illumination intensity and an icon region of the ground being illuminated at an icon illumination intensity that is less than the ground illumination intensity. When the first, second and third icon LEDs are individually electrically powered to emit light, light emitted by the LEDs passes through the respective masks to project first, second and third projected images that provide animated images at the icon region of the ground adjacent the vehicle.

Abstract: An immersive environment for data exploration comprising a curved video projection surface. According to the invention, the curved video projection surface is assembled from a multitude of video projection modules.

Abstract: Disclosed is a head-up display device for a vehicle including at least one light source, a liquid crystal display, and at least one polarization converter disposed between the light source and the liquid crystal display and configured to convert unpolarized light generated by the light source into single linearly polarized light and to provide the single linearly polarized light to the liquid crystal display.

Abstract: In one implementation, a method of operating a lenticular display is performed by a device including a processor, non-transitory memory, an image sensor, and a lenticular display. The method includes displaying, via the lenticular display, first content at a horizontal angle of a first user and second content, different than the first content, at a horizontal angle of a second user. The method further includes displaying, via the lenticular display, the first content at a second horizontal angle of the first user and the second content at a second horizontal angle of the second user.

Abstract: There is provided a wearable heads-up display (WHUD) having a laser projector to generate a display image. The display image can have a pixel having a pixel on-time. Furthermore, the laser projector can have a laser diode to emit laser light. The WHUD can also include a controller communicatively coupled to the laser diode. The controller can modulate the laser diode during the pixel on-time to be off during a laser off-time of the pixel on-time and on during a laser on-time of the pixel on-time. Moreover, the WHUD can include a holographic optical element to receive the laser light from the laser projector and redirect the laser light towards an eye of a user of the WHUD.

Abstract: The present disclosure describe embodiments of a laser projection apparatus. The apparatus includes: an apparatus housing, a laser source system, an optical illumination system and a lens system. The laser source system includes: a first laser assembly configured to emit a first laser beam, a second laser assembly configured to emit a second laser beam and a third laser assembly configured to emit a third laser beam; a first laser combining lens configured to reflect the third laser beam; a second laser combining lens configured to transmit the second laser beam and reflect the third laser beam; and a third laser combining lens configured to transmit the first laser beam and reflect the second and third laser beams. The optical illumination system is configured to modulate laser beams to generate a modulated beam. The lens system is configured to project the modulated beam onto a projection screen.

Abstract: A display apparatus having a first mode and a second mode includes a first input section that receives first image information, a first image processor that performs image processing on the first image information to generate second image information in the first mode, a second input section that receives third image information, a second image processor that performs image processing on the second image information to generate fourth image information in the first mode and performs image processing on the third image information to generate fifth image information in the second mode, a display section that displays an image based on the fourth image information on a display surface in the first mode and displays an image based on the fifth image information on the display surface in the second mode, and an output section that outputs the second image information to another display apparatus in the first mode and outputs the third image information to the other display apparatus in the second mode.

Abstract: A light source device includes first and second surface light sources, a first optical system that forms light source images of the first and second surface light sources on an image forming surface, an optical element provided with a columnar light guide section, and a second optical system that forms, on an entrance surface of the light guide section, an image of a synthesis surface light source comprising the light source images of the first and second surface light sources. The first optical system includes a reflection element provided with a first reflection surface that reflects a first light flux from the first surface light source toward the image forming surface, and a second reflection surface that reflects a second light flux from the second surface light source toward the image forming surface and that is at right angles to the first reflection surface.

Abstract: Image display apparatus and methods may use a single imaging element such as a digital mirror device (DMD) to spatially modulate plural color channels. A color channel may include a light steering element such as a phase modulator. Steered light from a light steering element may be combined with or replaced by additional light to better display bright images. These technologies may be provided together or applied individually.

Abstract: A system and method for projecting images including an illumination light beam (emitted by a source) and a collimated light beam (emitted by a laser source). The two light beams being combined into one light via a microlens array combined with a pinhole matrix located in the focal plane of the microlens array. The collimated beam is transmitted through this array and the base beam is reflected therefrom.

Abstract: The disclosure provides a method for controlling a projection content and an electronic device. The method includes: controlling a projector to project a display content on a projection plane; obtaining a display range of the display content on the projection plane; detecting a light spot on the projection plane; and adjusting the display content based on a movement condition of the light spot with respect to the display range.

Abstract: An image projection system may include a translucent or transparent projection screen and multiple lenticules disposed on or within the projection screen. The image projection system may also include a projector to project multiple images onto the projection screen. The images may include multiple views of a scene, and the projector may simultaneously project the images to generate a three-dimensional display of the scene.

Abstract: The invention discloses a novel LCD projector, comprising an imaging system with single-light path system for LCD projector time-division display, a lighting system with PCS (P light converted into S light) function, a three-primary-colors LED light source with microlenses, and a heat dissipation system with dust-proof and self-cleaning function; the monochrome LCD screen of the imaging system has a high light transmittance and resolution, achieving higher brightness and resolution; the lighting part has a polarized light conversion function, which converts the useless P light into useful S light, improving the light utilization and increasing the brightness; a transparent antifouling coating is applied on the optical components of the heat dissipation system to reduce dust adsorption; ultrasonic vibrators are mounted on the optical components to shake off the dust attached; the light source uses the microlens to converge the three-primary-color LED light source to improve light efficiency and uniformity.

Abstract: The disclosure proposes a projector system and a projector setting method. The projector system includes: a plurality of projectors including a first projector and at least one second projector, wherein the first projector is connected to the at least one second projector via a network. The first projector receives a plurality of set values and stores the set values as a configuration. The first projector acquires an Internet Protocol address corresponding to the at least one second projector. The first projector receives a copy command, and transmits the configuration to the at least one second projector according to the Internet Protocol address of the at least one second projector. The at least one second projector performs a setting operation according to the configuration. The projector setting method suitable for the projector system. In the disclosure, the configuration can be copied between a plurality of projectors faster and more conveniently.

Abstract: A multimedia device including a main structure defining a supporting surface extending along a main direction and curved along a single direction oblique with respect to the main direction to form a curved profile, a plurality of secondary structures each defining a fastening surface and suitable to be fastened to the structure in a reciprocally continuous manner along the main direction and the curved profile to entirely cover the supporting surface and form a broken profile approximating to the curved profile, and a plurality of modules including a screen each configured to project images, wherein each of the secondary structures includes a support formed as a single piece and a plurality of modules arranged adjacent to one another along the main direction on the support.

Abstract: A multi-projection system that combines projection images projected by a plurality of projectors to allow an image containing an OSD image for adjustment of the projectors to be displayed on a projection surface includes an instruction receiving section that receives an adjustment instruction indicating one of first adjustment in which the plurality of projectors are adjusted altogether and second adjustment in which the plurality of projectors are individually adjusted and a switching section that switches the aspect of the OSD image to another in accordance with the adjustment instruction.

Abstract: A projector that is allowed to belong to a multi-projection system that projects an image on a projection surface, the image formed of a plurality of partial images including a first partial image, a second partial image, and a third partial image, includes a projection section that projects the third partial image on the projection surface and an adjustment instruction section that transmits, to a first projector that projects the first partial image, a first adjustment instruction of adjusting the projection area of the first partial image based on the projection area of the third partial image and transmits, to a second projector that projects the second partial image after transmitting the first adjustment instruction, a second adjustment instruction of adjusting the projection area of the second partial image based on the projection area of the first partial image.

Abstract: An object of the present invention is to provide a projector which is capable of reducing mechanical stress of an optical panel due to vibration of a coolant tube through which a coolant for cooling the optical panel is made to flow. A projector according to the present invention includes: an optical panel (60R, 60G, 60B); a heat receiving plate (30a, 30b, 30c) including a coolant passage inside and configured to receive heat released by the optical panel; a coolant tube (21a, 23a, 23b, 25a, 25b, 27a) having flexibility and connected to the heat receiving plate; and a supporting portion to which the coolant tube extending from the heat receiving plate is connected. The coolant tube is disposed along a direction in which a plane of the heat receiving plate is disposed at least at a portion where the coolant tube is connected to the heat receiving plate and a portion where the coolant tube is connected to the supporting portion.

Abstract: A projector assembly includes a light emitting diode (LED) array, wherein the LED array has an array axis, wherein the LED array includes a plurality of LEDs arranged along the array axis, and wherein the plurality of LEDs are individually addressable. The projector assembly includes a rotatable actuator supporting the LED array, wherein the rotatable actuator has a rotation axis, and wherein the rotation axis and the array axis are parallel. The projector assembly includes a collimator positioned in optical communication with the LED array for collimating light emitted from the plurality of LEDs and a set of imaging optics positioned in optical communication with the collimator for focusing collimated light and forming a first image of the LED array at a distance, wherein the first image includes a first axis corresponding to the array axis and a second axis orthogonal to the rotation axis.

Abstract: A light source unit includes one or more light source rows that include a first light source row including light emitting devices. The light emitting devices of the first light source rows are arranged at non-uniform intervals. An illuminator includes a light source unit for emitting a bundle of light beams, a first fly-eye lens including lenslets, a second fly-eye lens, and a condenser lens. The light source unit includes one or more light source rows each including light emitting devices. The principal rays of first light beams outputted from a first light source row out of the one or more light source rows enter different lenslets out of the lenslets. A positional relationship between a principal ray of each of the first light beams and the optical axis of the lenslet which the principal ray enters is aperiodic over the first light source row.

Abstract: Disclosed are a light source and a display system. The light source comprises at least one original light emitting device group (1) and at least one supplementary light emitting device group (2). The original light emitting device group (1) comprises at least two LED (11, 12, 13) and a wavelength light combining device (14, 15), wherein the energy of the overlapped spectrum in the normalized spectrum of the two LED is smaller than 50% of the smaller energy of the two, and the wavelength light combining device combines the light output from all the LED in the original light emitting device group (1) in a wavelength light combining way. The supplementary light emitting device group (2) comprises at least one LED (21). The energy of the overlapped spectrum in the normalized spectrum of any LED of the supplementary light emitting device group (2) and at least one LED of the original light emitting device group (1) is larger than or equal to 10% of the smaller energy of the two.

Abstract: A system and method for automatic alignment and projection mapping are provided. A projector and at least two cameras are mounted with fields of view that overlap a projection area on a three-dimensional environment.

Abstract: An example of a display system includes a sensor, a projector, and control means. The sensor senses user information for calculating a state regarding sleep of a user. The user information is, for example, biological information such as pulse. The projector projects and displays a predetermined image. The projector, for example, projects the image upward to project and display the image on the ceiling. The control means controls the projector in accordance with a state regarding sleep, which is calculated on the basis of the user information.

Abstract: A light source device includes: a light source section emitting excitation light; homogenizer optical element; first condensing element converging the excitation light; wavelength conversion element on which the converged excitation light is incident and that emits fluorescent light; and light separation element. The light source section, homogenizer optical element, and light separation element are disposed on a first illumination optical axis.

Abstract: Various approaches discussed herein enable techniques for displaying instances of content on a curved display screen. Multiple users of a curved display screen may desire to view separate instances of content on different regions of the same display screen. A location of the separate users may be determined, and a region associated with each user determined and positioned on the display such that the region is within the field of view of the respective user. The content associated with the particular user is displayed in the region of the display that is directed at the associated user.

Abstract: In some examples, a device includes at least two light sources, buffer circuitry configured to receive a bit stream, and driver circuitry configured to receive the bit stream from the buffer circuitry and to drive the at least two light sources based on the bit stream. In some examples, the device further includes monitor circuitry configured to determine a voltage drop across each light source of the at least two light sources and snooping circuitry configured to read an inactive bit of the bit stream. In some examples, the snooping circuitry is further configured to read an active bit of the bit stream after reading the inactive bit and based on a value of the inactive bit and to cause the monitor circuitry to determine a voltage drop across a light source of the at least two light sources based on a value of the active bit.

Abstract: An illumination device includes an irradiation device, a diffusing element, a first lens array, a second lens array and a deflecting element, which are arranged in this order along the light path. Diffused light that has entered a particular region on the diffusing element and has been diffused by the diffusing element, and diffused light that has entered a region, which differs from the particular region, on the diffusing element and has been diffused by the diffusing element, travel to regions which at least partly overlap each other. The diffusion angle of diffused light exiting the diffusing element is not more than the acceptable angle formed between two line segments LS extending from the principal point of a second unit lens of the second lens array to both ends of a first unit lens of the first lens array.

Abstract: A projector includes a lens, an image capturing device, and a processor connected to the projector and the image capturing device. The processor includes instructions for illuminating a work space using the lens, defocusing the lens, and after defocusing the lens, capturing an image of the work space.

Abstract: A projection image display device includes: laser diodes which emit excitation light; a top-hat diffusing element which diffuses and provides the excitation light with a top-hat intensity distribution; a phosphor which emits light when illuminated by the excitation light diffused by the top-hat diffusing element; an integrator rod which homogenizes the light emitted by the phosphor; DMDs which modulate the light homogenized by the integrator rod; and a projector which projects the light modulated by the DMDs.

Abstract: A light source apparatus includes a light source unit that includes plural sets of a laser and a coupling lens corresponding to the laser, which are circumferentially provided to form a circle; and a reflecting unit placed within the circle and provided with plural reflecting surfaces corresponding to the lasers of the plural sets of the light source unit to be formed in a cone shape, the light irradiated from each of the lasers being injected into the corresponding reflecting surface via the corresponding coupling lens.