Abstract: A method and a projector for projecting an image pixel by pixel includes a control unit controlling a light diode device for emitting visible light, pixel by pixel, in accordance with the image to be projected and controlling an infrared diode device for emitting infrared radiation pixel by pixel based on the image to be projected and on a back radiation model, in such a way that a setpoint back radiation intensity measuring signal to be expected pixel by pixel for the actual back radiation intensity measuring signal has a predetermined value for predetermined pixels; and a radiation intensity detection device detecting pixel by pixel a back radiation intensity of reflected visible light and reflected infrared radiation and generating pixel by pixel an actual back radiation intensity measuring signal based on the detected back radiation intensities.

Abstract: There is provided a screen capable of sufficiently reducing speckles. A screen for displaying an image by being irradiated with a light beam from a projector, is provided with a plurality of particles each including a first part and a second part different in dielectric constant, a particle layer having the plurality of particles, and electrodes which form an electric field for driving the particles of the particle layer by applying a voltage to the particle layer.

Abstract: An aerial imaging element in a teleprompter system, a teleprompter and a teleprompter device includes one or more optical elements that bend incident light of an image and form a real image in the air, and further includes one or more translucent reflectors. The aerial imaging element is convenient to manufacture and is low in cost; the aerial imaging element enables an image displayed therein to form a real image in the air, which can be seen only at a certain angle. The aerial imaging element is applied to the prompt of aspects, such as news broadcasting and lecture giving, which is convenient and does not influence viewing or video recording at the scene.

Abstract: A synthetic image display device includes: a beam projector configured to project a first image; a screen on which the first image projected from the beam projector is formed; and a transparent display panel disposed so as to face the screen and configured to display a second image to be combined and viewed with the first image formed on the screen, the transparent display panel being formed with a pinhole for penetration of light in each pixel so that the first image penetrates and is viewed through the transparent display panel.

Abstract: To display an image even on a projection surface having complex unevenness similarly to a flat, a projection device includes: a storage unit storing at least a pattern image for detecting distortion depending on a state of the surface, an expected image associated with a displayed image of the pattern image displayed on a flat, and a desired projection image; a projection unit projecting an image including the pattern image and the desired projection image; an image acquisition unit acquiring a displayed image of the pattern image, and extracting a distortion image; a distortion amount calculating unit calculating a distortion parameter for distortion by comparing the expected image with the distortion image; a distortion correction processing unit correcting the projected desired projection image by using the distortion parameter; and an image output unit outputting, to the projection unit, image data including the corrected desired projection image and the pattern image.

Abstract: A display device that displays image data received from a transfer device includes a size determiner, a control information transmitter, a size adjuster, and an outputter. The size determiner determines a transmission image size as a resolution at which image data is to be transmitted by the transfer device, based on a display image size as a resolution at which the image data is to be displayed and a desired image size as a resolution at which the transfer device desires to transmit the image data. The control information transmitter transmits control information including the determined transmission image size to the transfer device. The size adjuster converts the image data received from the transfer device into image data having a resolution indicated as the display image size. The outputter displays the image data converted by the size adjuster on a screen.

Abstract: A stereoscopic display apparatus includes: a projector of a planar shape that projects images by using light acquired by dividing light rays; an optical device of a planar shape that outputs incident light incident from a first face from a second face; and a supporting unit that supports at least one of the projector and the optical device to be in a first state or a second state in an orthogonal three-dimensional coordinate system. The optical device outputs incident light incident from a first point on a projection surface of the projector to a second point having plane symmetry with respect to a plane of the optical device as a reference.

Abstract: An example of a virtual luminaire store allows a user to select an image or the like for a luminaire appearance and a set of performance parameters related to a virtual luminaire. Based on the user selection, a configuration information file is obtained and transmitted to a software configurable lighting device. The software configurable lighting device receives the transmitted file, stores the transmitted file and generates illumination in accordance with the configuration information from the file.

Abstract: A video display device includes first and second illuminators irradiating a manipulation surface with illumination light for manipulation detection in different directions, an imaging unit employing an imaging element of a rolling shutter system that images the irradiated manipulation surface together with a manipulation object of a user, and a contact point detecting unit detecting a contact point at which the manipulation object of the user touches the manipulation surface based on a captured image of the imaging unit. Captured images of shadows of the manipulation object of the user formed by repeatedly lighting up the first illuminator and the second illuminator alternately are used in a contact point detection process of the contact point detecting unit, and in the alternate lighting of the first illuminator and the second illuminator, a lighting period of one illuminator is longer than an imaging cycle of one frame of the imaging unit.

Abstract: Techniques for projecting images onto fabricated surfaces. One or more electronic files containing an engineering diagram that describes a three-dimensional shape of the fabricated surface are retrieved. Warp transformation information for transforming images to be projected onto the fabricated surface is calculated, based on the engineering diagram, positional information defining a three-dimensional position of a projection device, relative to the fabricated surface, and positional information of an intended viewer relative to the fabricated surface. The warp transformation information is applied to one or more images to generate one or more transformed images. Embodiments project, using the projection device, the one or more transformed images onto the fabricated surface.

Abstract: A high dynamic range projector (HDRP) is configured with at least one spatial light modulator having red, green and blue digital light projector (DPL) chips, a light laser source including red, green and blue (RGB) light laser systems which are operative to illuminate respective DLP chips; and a central processing unit (CPU) coupled to the DLP engines and respective RGB light laser systems, wherein the CPU is operative to determine an optimal average power of each of the RGB light laser systems at a frame rate based on a desired contrast ratio.

Abstract: Configurations are disclosed for a health system to be used in various healthcare applications, e.g., for patient diagnostics, monitoring, and/or therapy. The health system may comprise a light generation module to transmit light or an image to a user, one or more sensors to detect a physiological parameter of the user's body, including their eyes, and processing circuitry to analyze an input received in response to the presented images to determine one or more health conditions or defects.

Abstract: An optical device (100) is disclosed, comprising a collimator (110) and a first lenslet array (130, 430) and a second lenslet array (140, 440). The first lenslet array and the second lenslet array are provided with the same tessellation pattern, aligned with each other and arranged such that a projection (150) of a light source (122) is focused on the second lenslet array, which is configured to emit non-focused light. At least some of the lenslets of the second array are formed such that a ratio of their sagittal and meridional dimensions varies at least along the meridional direction (M) of the second lenslet array, based on the varying shape of the projection of the light source as seen by said lenslets, so as to achieve an improved mixing, intensity and uniformity of light emitted from the optical device.

Abstract: The present invention relates to an image transfer system that transmits an image generated by an information processing apparatus to an image displaying apparatus. Upon detecting an instruction for starting the display of information relating to a network group that is formed via a network and includes the image displaying apparatus, the information processing apparatus that is connected to the image displaying apparatus via the network transmits an instruction for causing a group information image including information relating to the network group to be displayed to the image displaying apparatus via the network.

Abstract: One embodiment of the present disclosure may take the form of a projection module for projecting onto a projection surface. The projection module includes a light source emitting a beam of light, a diffractive optical element in optical communication with the light source, the diffractive optical element acts to split the beam of light into a plurality of diffracted light beams, a lens assembly in optical communication with the diffractive optical element and configured to converge the diffracted light beams onto the projection surface, and a motion assembly connected to at least one of the light source or the lens assembly. The motion assembly changes an orientation of the diffractive light beams relative to the lens assembly.

Abstract: An optical apparatus includes a touch substrate; a waveguide layer arranged on the touch substrate, the waveguide layer including a plurality of waveguides; an optical output structure arranged on the waveguide layer and configured to output light propagating in the plurality of waveguides at touched locations on the touch substrate; a gap layer arranged to provide a predetermined gap between the waveguide layer and the optical output structure; and an optical system, which projects light output by the optical output structure.

Abstract: An optical pattern projector used for projecting a structured-light pattern onto an object for dimensioning is presented. The optical pattern projector utilizes a laser array, a lenslet array, a lens, and a diffractive optical element to create a repeated pattern of projected dots. The pattern repetition is based on the grid pattern of laser array. Each laser's collimated beam, when projected through the lens, impinges on the diffractive optical element from a slightly different direction. The diffractive optical element creates a sub-patterns that continue propagating along these different directions and combine on a target to produce a repeating optical pattern.

Abstract: An apparatus comprising a suspension unit comprising: a first part coupled to a display assembly; a second part coupled to an apparatus body; and a suspension part coupled at one end to the first part and at another end to the second part, configured to suspend the first part relative to the second part by the bending force of the suspension part, such that the display assembly is movable relative to the apparatus body.

Abstract: A stereoscopic display apparatus includes: a projector of a planar shape that projects images by using light acquired by dividing light rays; an optical device of a planar shape that outputs incident light incident from a first face from a second face; and a supporting unit that supports at least one of the projector and the optical device to be in a first state or a second state in an orthogonal three-dimensional coordinate system. The optical device outputs incident light incident from a first point on a projection surface of the projector to a second point having plane symmetry with respect to a plane of the optical device as a reference.

Abstract: A force measurement system includes a force measurement assembly with a top surface configured to receive at least one portion of the body of a subject and at least one force transducer configured to sense forces and/or moments being applied to the top surface; at least one visual display device having an output screen configured to at least partially circumscribe three sides of a torso of the subject, and one or more data processing devices operatively coupled to the force measurement assembly and the at least one visual display device. In one or more embodiments, the force measurement assembly may be in the form of an instrumented treadmill. In one or more further embodiments, the force measurement system may additionally comprise a motion capture system configured to detect the motion of one or more body gestures of the subject.

Abstract: Various methods and systems for reducing the effects of latency in a camera-projection system are described herein. A method includes recording, via a camera, a plurality of frames of one or more moving objects, wherein at least one of the moving objects is a target object to have an image projected thereupon. The method can include analyzing the recorded frames of the one or more moving objects to determine a predicted path of the target object. Additionally, the method can include projecting, via a projection device, an image onto the target object using the predicted path of the target object to compensate for a predetermined system latency. The method can include recording a plurality of frames of the target object and the image. The method can include adjusting the predicted path of the target object until an offset between the target object and the image is below a predetermined threshold.

Abstract: A laser projection system for projecting an image on a workpiece includes a photogrammetry assembly and a laser projector, each communicating with a computer. The photogrammetry assembly includes a first camera for scanning the workpiece, and the laser projector projects a laser image to arbitrary locations. Light is conveyed from the direction of the workpiece to the photogrammetry assembly. The photogrammetry assembly signals the coordinates light conveyed toward the photogrammetry assembly to the computer with the computer being programmable for determining a geometric location of the laser image. The computer establishes a geometric correlation between the photogrammetry assembly, the laser projector, and the workpiece for realigning the laser image to a corrected geometric location relative to the workpiece.

Abstract: A light irradiation apparatus (31) includes a light source unit (40) and an irradiation optical system (5). In the light source unit, light source parts (4) arrayed in a plane emit laser light toward the irradiation optical system from different directions along the plane, and by the irradiation optical system, the laser light is guided along an optical axis (J1) to an irradiation plane (320). The irradiation optical system includes a division lens part (62), an optical path length difference generation part (61), and a condensing lens part (63). The division lens part includes element lenses (620) that divide light incident from the light source parts. The optical path length difference generation part includes transparent parts (610) having different optical path lengths from each other, and light that has passed through the element lenses respectively enters the transparent parts.

Abstract: An automatic alignment apparatus applicable to assembly of an optical output module and associated methods are provided. The automatic alignment apparatus includes: an alignment tool, a beam splitter, cameras, and a processing circuit. The alignment tool is arranged to hold parts of the optical output module, and align the parts to each other according to at least one movement control signal, where the parts include a radiation source module and an optical component module. The cameras capture images to generate image signals carrying the images, and the beam splitter splits the optical path into associated sub-paths. The processing circuit generates at least one movement control signal according to at least one image signal within the image signals to perform movement control of at least one part of the parts. The alignment tool automatically aligns the parts to each other according to the at least one movement control signal.

Abstract: A method for critical dimension control in which a substrate is received having an underlying layer and a patterned layer formed on the underlying layer, the patterned layer including radiation-sensitive material and a pattern of varying elevation with a first critical dimension. The method further includes applying an overcoat layer over the patterned layer, the overcoat layer containing a photo agent selected from a photosensitizer generator compound, a photosensitizer compound, a photoacid generator compound, a photoactive agent, an acid-containing compound, or a combination of two or more thereof. The overcoat layer is then exposed to electromagnetic radiation, wherein the dose of electromagnetic radiation applied to different regions of the substrate is varied, and then the overcoat layer and patterned layer are heated. The method further includes developing the overcoat layer and the patterned layer to alter the first critical dimension of the patterned layer to a second critical dimension.

Abstract: An image forming apparatus includes an illumination device, a beam splitter, an imaging device, and an image forming circuit. The illumination device includes first emitters emitting first light polarized at 30°, second emitters emitting second light polarized at 90°, and third emitters emitting third light polarized at 150°, and illuminates a subject with the first, second, and/or third light. The beam splitter splits returning light and outputs a first component polarized at 0°, a second component polarized at 60°, and a third component polarized at 120°. The imaging device has an imaging surface that includes a first region receiving the first component, a second region receiving the second component, and a third region receiving the third component. The image forming circuit generates an image of the subject based on first, second, and third groups of images acquired when the subject is illuminated with the first, second, and third light.

Abstract: Images are formed from first and second polarized images acquired through illumination of the subject with first illumination light beams, and third and fourth polarized images acquired through illumination of the subject with second illumination light beams. Images of a subject are formed from translated first, second, third, and fourth polarized images, acquired from first and second luminous point images. The first bright spots appear on the first polarized image when the first illumination light beams are mirror-reflected off the subject. The second bright spots appear on the fourth polarized image when the second illumination light beams are mirror-reflected off the subject. The image forming circuit forms images of the subject by calculating a difference between a first average image, obtained by averaging the translated first and fourth polarized images, and a second average image, obtained by averaging the translated second and third polarized images.

Abstract: A projection system including a safety detection system for a protected space, said projection system including a projection light source, a projection imaging system, a projection lens system, a detection source comprising at least of a detection light source and a detection camera comprising at least of a detection sensor, characterized by the fact that the optical axis of the projection source is identical to the optical axis of the detection source and the detection camera at least in the protected space.

Abstract: An image forming apparatus 1 includes an image forming unit 12 that forms an image on a recording medium, a visible image forming unit 50 that forms a visible image in the air, a controller 100 that causes the visible image forming unit 50 to form the visible image representing a print image, an operation detection unit 60 that detects an operation of an operator performed on the print image displayed as the visible image by the visible image forming unit 50, and a print image processing unit 101 that processes the print image according to the operation detected by the operation detection unit 60. The controller 100 causes the visible image forming unit 50 to form, in the air, the visible image representing the print image processed by the print image processing unit 101.

Abstract: A method for projecting information issued from a digital design model. Calibration is performed by acquiring characteristic data originating from a surface of interest and comparing the characteristic data with virtual data issued from the digital design model. A spatial position of a projecting device is determined. The projecting device comprises a video projector and at least two separate image-capturing devices. Depending on the spatial position, information issued from the digital design model is projected by the video projector onto the surface of interest.

Abstract: Laser light from a light source part is guided to an irradiation plane by an irradiation optical system including element lenses and transparent parts. Light fluxes having passed through the element lenses respectively enter the transparent parts. A light condensing part superimposes irradiation regions of the light fluxes on the irradiation plane. When viewed in the arrangement direction of the element lenses, the light fluxes regarded as parallel light enter the light condensing part which includes a diverging lens for causing the parallel light to diverge in a Y direction perpendicular to the arrangement direction, and a converging lens for causing the light from the diverging lens to converge on the irradiation plane. This configuration readily achieves a design where the focal length of the light condensing part regarding the Y direction is reduced, and suppresses shifts in light condensing positions of the light fluxes on the irradiation plane.

Abstract: Scanning apparatus includes a transmitter, which is configured to emit a beam comprising pulses of light, and a scanner, which is configured to scan the beam along a scan axis over a specified angular range. A scattering line extends across a path of the scanned beam. A receiver is configured to receive the light scattered from the scattering line and to generate an output indicative of an intensity of the scattered light. A controller is coupled to process the output of the receiver so as to monitor operation of the scanner.

Abstract: A flexible blend filter for projectors is provided in a device comprising: a frame defining an open region; an elongated surface including a blending edge and an opposite edge; the elongated surface being flexible at least in a plane defined by the blending edge and the opposite edge; the elongated surface pivotably connected to the frame at one or more points; the blending edge spanning at least a portion of the open region; and, an actuator connected to the elongated surface, the actuator configured to move the elongated surface thereby flexing the blending edge in the plane.

Abstract: The present invention discloses a display system and an encryption and decryption method thereof. The display system includes a display apparatus and a decryption apparatus. The decryption apparatus includes a decryption device which includes a decryption panel. The display apparatus generates encrypted first display light. The decryption panel decrypts the first display light according to a preset cipher.

Abstract: A method for aligning a semiconductor wafer is provided. The method includes providing the semiconductor wafer having two alignment marks formed on an active region or on an edge region of the semiconductor wafer. An included angle that is formed between the two alignment marks in a circumferential direction of the semiconductor wafer is between about 12 degrees and about 36 degrees. The method further includes receiving the detection signal reflected from at least one of the first alignment mark and the second alignment mark. The method also includes determining a parameter by a control system based on the received detection signal and moving the semiconductor wafer according to the parameter.

Abstract: There is provided a display control device including a display control unit configured to perform control to display a second image based on image information on a surface of a projection device that projects a first image based on the image information onto a predetermined surface. The first image and the second image correspond to different ranges of a single image that is reproduced from the image information.

Abstract: A transparent display device for compensating for external environmental effects, such as color background overlapping, interference due to external light, and the like, which have an effect on an image, provides an original image with a minimized distortion to a viewer. According to the present disclosure, one or more sensors are provided on a front surface and a rear surface of the transparent display device to detect the viewer's line of sight and background, and to compensate for a distortion of the image based on color coordinates estimated according to the detection results, thereby providing an image with higher quality.

Abstract: An interactive display system includes an input device and an image interaction module. The input device has a touch portion including a built-in first light-emitting module and a built-in second light-emitting module. The image interaction module includes a display module, a first image-capturing module, a second image-capturing module and a processing module. The processing module captures invisible light generated by the first light-emitting module through the first image-capturing module, for determining and obtaining the position of the touch portion. The processing module captures visible light generated by the second light-emitting module through the second image-capturing module according to the position of the touch portion, for determining and obtaining a predetermined color light source provided by the visible light generated by the second light-emitting module.

Abstract: Among a device and a method for sensing at least partially specular surfaces, the device includes a detection face and an illuminator configured to project a pattern onto the detection face by reflection via the at least partially specular surface.

Abstract: Some embodiments provide for a modular video projector system having a light engine module and an optical engine module. The light engine module can provide narrow-band laser light to the optical engine module which modulates the laser light according to video signals received from a video processing engine. Some embodiments provide for an optical engine module having a sub-pixel generator configured to display video or images at a resolution of at least four times greater than a resolution of modulating elements within the optical engine module. Systems and methods for reducing speckle are presented in conjunction with the modular video projector system.

Abstract: An apparatus includes a device including a screen; a ledge against which the device lays; a connecting arm; and a partially transparent mirror coupled to the ledge via the connecting arm, where the mirror includes a center and two outer lateral edges and is structured and arranged relative to the ledge such that the screen faces the mirror and a center of the mirror is further from the screen than each of the two outer lateral edges, a part of the mirror that is adjacent the first of the two outer lateral edges thereby reflecting a part of the screen that is opposite the second of the two outer lateral edges, and a part of the mirror that is opposite the second of the two outer lateral edges thereby reflecting a part of the screen that is opposite the first of the two outer lateral edges.

Abstract: A projector that projects a visible image as well as a non-visible image. The non-visible image might be used for any purpose, but an example is in order to provide depth information regarding physical item(s) interacting with the projected visible image. The projector includes multiple projecting units (e.g., one for each pixel to be displayed), each including light-emitting elements configured to emit light in the visible spectrum. Some or all of those projecting units might also include an emitting element for emitting light in the non-visible spectrum so as to collectively emit a non-visible image. Optics may be positioned to project the visible image and the non-visible image. A depth sensing module detects depth of surfaces within the scope of the non-visible image using a reflected portion of the non-visible image.

Abstract: A projector includes a projection section that projects a plurality of patterns having lightness values different from each other, an imaging section that captures an image of the plurality of patterns projected by the projection section, and a projection state adjustment section that adjusts, based on any of the plurality of patterns captured by the imaging section, a projection state in which the projection section performs projection.

Abstract: A transparent display device includes a screen that has a plurality of light deflecting elements that are separated by transparent areas, and a projector device. The projector device is configured to direct light onto the light deflecting elements and not onto the transparent areas. The display device may include a first screen and a second screen separated longitudinally relative to the projector, wherein each screen respectively has a plurality of light deflecting elements. The projector is configured to direct light onto the light deflecting elements and not onto the transparent areas of the two screens such that light from the first and second light deflecting elements appear in different virtual depth planes. Alternatively, a single screen may have first and second pluralities of light deflecting elements of different optical powers, such that light from the first and second light deflecting elements appear in different virtual depth planes.

Abstract: According to an illustrative embodiment, an information processing apparatus is provided. The apparatus is used for processing a first image projected toward a target. The apparatus includes a processing unit for detecting that an object exists between a projector unit and the target, wherein when an object exists between the projector unit and the target, the apparatus determines an area of the object and generates a modified first image, based on the area of the object, for projection toward the target.

Abstract: An apparatus comprising a suspension unit comprising: a first part coupled to a display assembly; a second part coupled to an apparatus body; and a suspension part coupled at one end to the first part and at another end to the second part, configured to suspend the first part relative to the second part by the bending force of the suspension part, such that the display assembly is movable relative to the apparatus body.

Abstract: A light source apparatus including a light source section including one or more solid light sources capable of emitting light of a predetermined wavelength band as incident light; a light outputting section including a light emitting body to be excited by incident light from the light source section and to emit visible light having a wavelength band longer than a wavelength of the incident light, the light outputting section being capable of emitting synthetic light containing light having the predetermined wavelength band and visible light from the light emitting body; and a housing holding the light source section and the light outputting section, the housing including an inlet and an outlet formed not to face a light path of the incident light from the light source section to the light outputting section.

Abstract: A method is provided to compensate for misplacement of tows by a fiber placement machine automatically controlled by programmed instructions. The method includes laying down a test layup of fiber tows using the machine; scanning the test layup to determine the position of the test layup relative to reference standards; determining misplacements in the position of the test layup; and, modifying the programmed instructions to compensate for the misplacements.

Abstract: A method of exchanging audio-visual communication information between users includes detecting using an image capturing device associated with a wearable communication device, a mirror or image reflecting surface disposed in an environment of a first user, detecting a boundary of the mirror or image reflecting surface in response to the mirror being detected in the environment of the first user, selecting a portion of a first image displayed on the mirror or image reflecting surface within the boundary of the mirror or image reflecting surface, and displaying the portion of the first image as an overlay on a second image to a second user. A corresponding system and computer-readable device are also disclosed.

Abstract: A guide system and method of projecting visual indicators onto a physical object to guide actions of an individual comprises providing a guide system having a guide system controller and a projector, with the guide system controller including a plurality of addressed display features. An input signal is provided to the guide system controller whereby an addressed display feature is selected based on the input signal and the projector projects a visual indicator corresponding to the selected addressed display feature onto a physical object. The guide system controller may also include a plurality of positional identifiers, with the method including the selecting of a positional identifier based on the input signal and the projecting of the visual indicator onto a physical object at a location corresponding to the selected positional identifier.