Entries |
Document | Title | Date |
20080239243 | IMAGE DISPLAY SYSTEM AND METHOD, AND SCREEN DEVICE - An image display system that includes: a projector; and a screen device that displays a projection image being a projection result from the projector. In the image display system, the screen device includes a plurality of light diffusion units each having characteristics of light transmission and characteristics of light diffusion, and among the plurality of light diffusion units, the projection image is diffused by a second light diffusion unit after passing through a first light diffusion unit. | 10-02-2008 |
20080304017 | IMAGING DISPLACEMENT MODULE - An imaging displacement module including a frame, an optical element, a carrier, a connecting portion and at least a first actuator is provided. The frame has a first opening, and the optical element, the carrier, the connecting portion and the first actuator are all disposed in the first opening. The carrier is capable of carrying the optical element, and the connecting portion connects between the frame and the carrier and capable of generating an elastic torsion around an axis. The first actuator is disposed at a side of the carrier and capable of driving the carrier to vibrate periodically. | 12-11-2008 |
20080304018 | PROJECTION SYSTEM - A projection system includes a projection screen defining a shape and a projector configured to project an image onto the projection screen. The projector may project a static or dynamic image that has substantially the same shape as the projection screen or otherwise block portions of the projected image that are projected outside of the projection screen with the aid of a virtual mask. The virtual mask and the projection screen may be created based on a virtual shape template that defines the desired shape for the projection screen, such as with a vector outline. In some embodiments, the virtual mask and the projection screen are created based on the same virtual shape template. The virtual shape template may define a cutting path for extracting the projection screen from a suitable material. | 12-11-2008 |
20080316433 | Beam Switch For An Optical Imaging System - The present invention relates to a beam switch ( | 12-25-2008 |
20090002637 | Image Projection System and Image Geometric Correction Device - An image geometric correction device | 01-01-2009 |
20090009722 | Correcting luminance non-uniformity in a tiled projection system - A method of correcting luminance non-uniformity in a tiled projection system is disclosed. The method includes projecting with a plurality of projection devices a composite image wherein the composite image comprises a plurality of tiled images on a display surface with an overall luminance and correcting a luminance non-uniformity of the plurality of tiled images, wherein the luminance non-uniformity is based on a dimmed at least one of the plurality of tiled images, wherein correcting the luminance non-uniformity comprises utilizing at least one of the plurality of projection devices to adjust the overall luminance of the plurality of tiled images on the display surface. | 01-08-2009 |
20090033874 | SYSTEM AND METHOD OF PROJECTING AN IMAGE USING A PLURALITY OF PROJECTORS - A device and method is provided for projecting an image within a defined content area using a plurality of projectors configured to each project a portion of an image. The device comprises a defined content area into which the image is projected by the plurality of projectors. A first group of projectors can be selected from the plurality of projectors and set at a first zoom level, then aligned and superpositioned with respect to one another to increase the pixel resolution and brightness of the projected image. The projectors can project a majority of projector light within the content area. A second group of projectors can be selected from the plurality of projectors, set at a second zoom level, aligned and superpositioned adjacent each other to project a majority of projector light within the content area. The first group of projectors can be superimposed with the second group of projectors to fill the content area and increase the pixel resolution and brightness of the projected image. | 02-05-2009 |
20090046254 | PROJECTOR SYSTEM - An laser based image projection system for displaying images, which comprises an LCD device and projection optics. By introducing a diffuser between the LCD device and the projection optics, the quality of the projected image is improved. The visibility of material imperfections in the optical the beam path, which were previously visible in the projected image due to the large field-of-depth of the system, is now reduced. | 02-19-2009 |
20090059176 | Multilayer Control of Gobo Shape - A control of gobos defend by records in the gobo. The gobos are formed by menued shapes. | 03-05-2009 |
20090096994 | IMAGE PROJECTOR WITH REFLECTED LIGHT TRACKING - An image projection device for displaying an image onto a remote surface. The image projection device employs a scanner to project image beams of visible light and tracer beams of light onto a remote surface to form a display of the image. The device also employs a light detector to sense at least the reflections of light from the tracer beam pulses incident on the remote surface. The device employs the sensed tracer beam light pulses to predict the trajectory of subsequent image beam light pulses and tracer beam light pulses that form a display of the image on the remote surface in a pseudo random pattern. The trajectory of the projected image beam light pulses can be predicted so that the image is displayed from a point of view that can be selected by, or automatically adjusted for, a viewer of the displayed image. | 04-16-2009 |
20090161074 | Screen and projection system - A screen including a first plane and a second plane opposite to the first plane, at least one of which is illuminated with light, includes a reflective portion that reflects the light incident on the first plane, a transmissive portion that transmits the light incident on the second plane toward the first plane, and an optical element that focuses the light incident on the second plane such that the focused light is incident on the transmissive portion. | 06-25-2009 |
20090180077 | REAR PROJECTION SCREEN BASED ELECTRONIC WINDOW - An electronic window ( | 07-16-2009 |
20090180078 | HIGH DYNAMIC RANGE DISPLAY DEVICES HAVING COLOR LIGHT SOURCES - A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range. | 07-16-2009 |
20090185139 | PROJECTION SYSTEM, AND PROJECTOR - A projection system includes a first projector and a second projector configured to project light on a light receiving surface according to an image signal. The first projector and the second projector direct light to be supplied to the light receiving surface in a direction along the light receiving surface. A part of an image projected by the first projector overlaps with a part of an image projected by the second projector on the light receiving surface. | 07-23-2009 |
20090213334 | METHOD AND DEVICE FOR PROJECTING A PANORAMIC IMAGE WITH A VARIABLE RESOLUTION - The invention relates to a method and apparatus for projecting a panoramic image, according to the method, the steps include generating an image on an image generation surface, and then projecting the generated image on a projection surface to obtain a panoramic projected image, the points of the generated image being projected on the projection surface according to a non uniform distribution determined as a function of at least one parameter of a set comprising the shape of the generated image, the shape of the projection surface, and the position of an observation point of the projected image, in relation to the projection surface. | 08-27-2009 |
20090213335 | Image projecting system, image projecting method, computer program, and recording medium - An image projecting system is provided. The image projecting system includes a plurality of projector apparatuses, an observation apparatus, and a control apparatus. The projector apparatuses project images based on inputted image signals onto a screen so that the images are displaced relative to one another by a predetermined amount and superimposed. The observation apparatus observes luminance of an image region composed of a plurality of images projected onto the screen by the plurality of projector apparatuses. The control apparatus supplies the plurality of projector apparatuses with the image signals having an adjusted luminance value of each pixel for an image projected by each projector apparatus based on an observation result of the observation apparatus. | 08-27-2009 |
20090213336 | PROJECTOR - A projector includes: plural high-pressure discharge lamps; a high-pressure discharge lamp lighting device for lighting the plural high-pressure discharge lamps; a light combining system that combines and outputs lights from the plural high-pressure discharge lamps; an electro-optical modulation device that modulates the light from the light combining system according to image information; and a projection system that projects the light modulated by the electro-optical modulation device, wherein the high-pressure discharge lamp lighting device supplies alternating lamp currents having alternating-current waveforms with the same waveform and period and phases shifted by a predetermined amount with respect to each of the high-pressure discharge lamps to the respective plural high-pressure discharge lamps. | 08-27-2009 |
20090244489 | PROJECTOR SYSTEM WITH COMBINATED LIGHT SOURCES - A projector system includes a light source module and an integrator including a light receiving surface for receiving light from the light source module. The light source module includes a number of light sources for emitting parallel light, multiple sets of light-adjusting prisms corresponding to the light sources and a focusing lens arranged near the integrator. Light emitted from each of the light sources is refracted by the corresponding set of light-adjusting prisms, and then focused by the focusing lens to the light receiving surface of the integrator, and forms into a converging light cone with the apex being at the light receiving surface of the integrator. An angle of the light cone is 1/N of a cone formed by the light without being refracted, where N is number of the light sources and is greater than 1. | 10-01-2009 |
20090257029 | IMAGE FORMING DEVICE - An image forming device which has a high reliability and forms an image without speckle noise is provided. | 10-15-2009 |
20090257030 | IMAGE PROJECTOR WITH TIME-SEQUENTIAL INTERLACING - Disclosed are a system and method for microprojection that uses a “reduced-height” imager to sequentially display a series of partial images within one frame time. The partial images visually combine on a projection surface (e.g., a screen or a wall) into one high-resolution projected image. As a result, the microprojector projects an image with a resolution equal to the sum of the resolutions of the individual partial images while avoiding the use of very small imager optics with their lowered efficiency. For example, one embodiment projects exactly two partial images during each frame. During a first state of operation, a “half-height” imager displays the odd-numbered lines of the projected image. During a second state of operation, the imager displays the even-numbered lines of the projected image. By quickly cycling through these two states, no image flickering between phases is visible, and the combined image appears as a seamless whole. | 10-15-2009 |
20090257031 | MULTIPLE PROJECTOR IMAGE OVERLAY SYSTEMS - A display system for providing enhanced brightness projected images from a micro-projector. The system includes at least two micro-projector display devices, one or more sensors, and a controller. The sensors provide information to the controller indicative of the micro-projector display devices having been placed in proximity to each other to project identical images, the controller further being programmed to determine from information generated by the sensors their alignment and maximize cooperative pixel alignment between multiple images generated by the micro-projector display devices by offsetting a center of an image in one or more of the projector devices. | 10-15-2009 |
20090290127 | Projection type display device and image displaying method - A projection type display device includes a image displaying element | 11-26-2009 |
20100002195 | PROJECTION-TYPE DISPLAY APPARATUS - A projection-type display apparatus includes an optical engine that forms an image with a laser beam from a laser light source; and an optical fiber that connects the laser light source and the optical engine. The optical engine includes a rod integrator that equalizes an optical-intensity distribution of the light beam output from the laser light source, and a rod fiber-fastening unit that fastens the rod integrator and the optical fiber to face each other such that a gap between an input facet of the rod integrator and an output facet of the optical fiber is large relatively to a wavelength of the light beam propagating through the optical fiber. | 01-07-2010 |
20100007854 | ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL INTEGRATOR - In at least one embodiment of the disclosure, an illumination system includes a light source that emits an illumination light flux. A first lens array has a plurality of first small lenses arranged therein. The first small lenses divide the illumination light flux emitted from the light source into a plurality of segmental light fluxes. A second lens array has a plurality of second small lenses arranged therein. The second small lenses have a one-to-one correspondence with the first small lenses and are configured to receive the segmental light fluxes exiting from the first small lenses. At least some of the second small lenses each include a plurality of lens elements disposed in a surface direction that is the same as the second small lenses. A superimposing lens superimposes on an illuminated area the segmental light fluxes exiting from the plurality of second small lenses. | 01-14-2010 |
20100033683 | INFRARED IMAGING PROJECTION - The subject matter disclosed herein involves systems, methods, apparatuses or devices related to infrared imaging or infrared imaging projection. | 02-11-2010 |
20100045936 | ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION APPARATUS - An illumination optical system | 02-25-2010 |
20100073637 | ILLUMINATING DEVICE AND PROJECTION DISPLAY DEVICE - An illuminating device includes a plurality of light source portions for emitting light, a plurality of optical fibers for allowing incidence of the light emitted from the respective light source portions, and a bundling portion for bundling exit ends of the optical fibers. The light source portions or the optical fibers are constructed in such a manner that a flexure of each of the optical fibers is suppressed to mount the each optical fiber in a state close to a straight state. For instance, the light source portions are arranged in an arc shape, with a distance of each of the light source portions with respect to the bundling portion being set as the radius of the arc shape. In this arrangement the respective optical fibers are set to have lengths substantially equal to each other. | 03-25-2010 |
20100091248 | Novel System and Method of Creating a Visual Display - A novel system and method of creating a three-dimensional display includes displaying a composite image on a screen display having at least one contoured space. The composite image comprises at least one separate image being dimensioned and configured to fit specifically within said at least one contoured space. The composite image may include portions that are capable of motion. The visual display, in effect, functions as a three-dimensional movie screen and enters a viewer space. | 04-15-2010 |
20100118275 | IMAGE DISPLAY APPARATUS - An enclosure has ducts formed therein and extending in a vertical direction along the left and right side surfaces as viewed from the rear side. The duct is formed in a region defined between a lefthand wall surface of the enclosure and a lefthand partition wall provided in the enclosure and in parallel to the lefthand wall surface. The screen side of the region defined between the lefthand wall surface and the lefthand partition wall is covered with a partition wall, and the opposite side of the region is covered with a cover not shown to serve as an air flow path. The duct is formed in a region defined between a righthand wall surface of the enclosure and a righthand partition wall provided in the enclosure and in parallel to the righthand wall surface. The screen side of the region defined between the righthand wall surface and the righthand partition wall is covered with a partition wall, and the opposite side of the region is covered with a cover not shown to serve as an air flow path. | 05-13-2010 |
20100165297 | LASER PROJECTOR - A laser projector is provided with a laser light source ( | 07-01-2010 |
20100171930 | CONTROL APPARATUS AND METHOD FOR CONTROLLING PROJECTOR APPARATUS - A control apparatus for controlling a projector apparatus projecting an image in provided. The apparatus includes an input unit for inputting layout information relating to a layout of the images projected by a plurality of projector apparatuses, an obtaining unit for obtaining respective projection areas of the plurality of projector apparatuses, a determination unit for determining a correction amount of the respective projection areas of the plurality of projector apparatuses based on the layout information input by the input unit and the projection areas obtained by the obtaining unit, and a notifying unit for notifying the plurality of projector apparatuses of the correction amount determined by the determination unit. | 07-08-2010 |
20100182573 | ILLUMINATING DEVICE AND PROJECTION DISPLAY DEVICE - An illuminating device includes a plurality of light source portions having a light source and condenser optics for condensing light from the light source, a plurality of optical fibers each connected to a corresponding one of the light source portions and into which the light from the corresponding condenser optics is incident, and a bundling portion for bundling the plurality of optical fibers. The plurality of light source portions are arranged on a plane approximately parallel to a bundling-central axis of the bundling portion, and the farther the light source portion is arranged from the bundling portion, the more the optical axis of the condenser optics is tilted toward the bundling portion from a direction vertical to the plane. | 07-22-2010 |
20100220296 | Projection system - A projection system having a set of projectors that cast images: (i) outwards onto the concave surface of a hemispherical dome, as is usual in planetariums and (ii) inward onto the convex surface of a centrally located sphere. The images thus cast may be coordinated by a controlling computer program, so that changes in the content or orientation of the images on the sphere result in corresponding changes in the images on the dome and vice versa. | 09-02-2010 |
20100220297 | ILLUMINATION SYSTEM AND PROJECTION SYSTEM INCORPORATING SAME - An illumination system and a projection system incorporating same are disclosed. The illumination system includes a two-dimensional array of independently operable light sources. Each light source illuminates substantially the entire active area of a pixelated optical light modulator. Each light source emits light in different emission directions. Each emission direction is directed to a respective location in the active area. Each pixel in the active area is illuminated by an incident cone of light from the two-dimensional array of independently operable light sources. The cone has a cone angle and includes at least one light ray from each light source. The cone angle of at least one such cone of light can be controlled by adjusting the intensity of one or more of the independently operable light sources. | 09-02-2010 |
20100309437 | LED LIGHT SOURCE MODULE AND PROJECTION DEVICE COMPRISING THE SAME - A LED light source module and a projection device comprising the same are provided. The LED light source module comprises an optical element assembly, a LED assembly and a compartment structure. The compartment structure extends from at least one side edge of the LED assembly to at least one side edge of the optical element assembly, so that the LED assembly, the optical element assembly and the compartment structure form an enclosed space corporately. | 12-09-2010 |
20100321639 | OPTICAL INTERFERENCE REDUCING ELEMENT FOR LASER PROJECTION - A laser projection system comprising a laser source system configured to emit coherent light, an optical integrating system configured to uniformize coherent light it receives, a randomizing optical element configured to spatially move over time in order to temporally randomize the phase, angle or spatial location of coherent light it receives, an image forming system configured to interact with laser light that has been both uniformized by the optical integrating system and randomized by the randomizing optical element, thereby forming a laser light image, and a projection system configured to project the laser light image onto a viewing screen. | 12-23-2010 |
20110013148 | DEVICE AND METHOD FOR THE PRE-OPERATIVE SELECTION AND POSITION DETERMINATION OF AN ENDOPROTHESIS - A device and method are disclosed for the pre-operative selection and determination of a position of an endoprosthesis using a first rear projection screen with variable opacity and a movable second rear projection screen located in front of the first projection screen in respect of rear projection. In at least one embodiment, the device also includes a first projection unit for generating at least one first projection of the region of a subject in which an endoprosthesis is to be fitted, onto the first rear projection screen, and a second projection unit for generating at least one second projection of the endoprosthesis onto the second rear projection screen, the scaling of the first and second projection being identical. In an alternative embodiment, the second rear projection screen can be omitted. At least one embodiment of the invention offers the advantage that fitting can take place in any anatomical slice planes and that the experience of users of an X-ray film/template technique can be applied. | 01-20-2011 |
20110043763 | PROJECTION TYPE DISPLAY APPARATUS - A projection type display apparatus having a long-life light source device with high light utilization efficiency includes first and second light source lamps; a light intensity equalizing element; first and second bending mirrors; an image display element modulating a light flux emitted from the light intensity equalizing element and converting it into image light; and a projection optical system projecting the image light on a screen; and the first light source lamp, the second light source lamp, the first bending mirror and the second bending mirror are arranged so that a first optical axis of the first light source lamp disagrees with a second optical axis of the second light source lamp and a first distance between the first bending mirror and an incidence end differs from a second distance between the second bending mirror and the incidence end. | 02-24-2011 |
20110075101 | Projector, Projection System, and Method for Controlling Projection System - A projector projecting an image includes: an imaging unit taking an information transmission image which is part of a projected image of the other projector and includes drive condition information of the other projector; and a control unit changing drive conditions of the projector based on the drive condition information included in the information transmission image. | 03-31-2011 |
20110075102 | Projector Device, Portable Telephone and Camera - A projector device that generates a projection image, photographs this projection image and performs various adjustments to the projection image. | 03-31-2011 |
20110090462 | LASER ILLUMINATION DEVICE, ILLUMINATION METHOD, SEMICONDUCTOR ELEMENT MANUFACTURING METHOD, PROJECTION DISPLAY DEVICE, AND IMAGE DISPLAY METHOD USING THE PROJECTION DISPLAY DEVICE - A laser illumination device for providing a light intensity distribution of a high-intensity and uniform illumination light flux is obtained. The device includes a plurality of light source modules ( | 04-21-2011 |
20110109882 | Topper for an Entertainment Machine - A topper for an entertainment machine ( | 05-12-2011 |
20110149250 | ILLUMINATION OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUS - An illumination optical system includes first and second lamp units, a light combining portion that combines a light beam from the first lamp unit and a light beam from the second lamp unit, at least one light returning portion disposed between the first lamp unit and the light combining portion, or between the second lamp unit and the light combining portion, or both, the or each of the at least one light returning portion dividing a part of light emitted from the corresponding lamp unit into a light beam to be returned to the lamp and a light beam to be led to the light combining portion, and a condenser lens that condenses light from the light combining portion. | 06-23-2011 |
20110181839 | PROJECTION DISPLAY APPARATUS - Self-aligning mechanisms hold a condenser housing. The condenser housing is moved toward an integrator while tapered surfaces of the condenser housing of an LED light source unit are inserted along condenser lens guides of a projection unit. LED light source unit datum surfaces and datum surfaces of the projection unit abut against each other, and the tapered surfaces of the LED light source unit can no longer move toward the integrator along the condenser lens guides of the projection unit. In this state, the LED light source unit and the projection unit are coupled to each other. | 07-28-2011 |
20110216284 | AUTOMATIC MODE SWITCHING BETWEEN SINGLE AND MULTIPLE PROJECTORS - Control of a multiprojector system having multiple projectors arranged in a projector array. It is determined whether the projector array is positioned to form one object or two or more objects. A first keystone correction mode is selected if it is determined that the projector array is positioned to form one object. A second keystone correction mode is selected if it is determined that the projector array is positioned to form two or more objects. In the first keystone correction mode, a homography transformation for each of the projectors is derived so as to accommodate keystone correction of all projectors in the projector array involved in the projection of the single object. In the second keystone correction mode, a homography transformation for each of the projectors is derived so as to accommodate keystone correction of all projectors involved in the projection of each object. | 09-08-2011 |
20110222023 | ILLUMINATION DEVICE AND PROJECTION DISPLAY DEVICE - An illumination device includes: a modulating portion which modulates light; a plurality of light source portions which is disposed in correspondence with a plurality of divided sections formed by dividing a light modulation area of the modulating portion; a light-guiding optical system which guides light from the plurality of light source portions to the plurality of corresponding divided sections; a power output adjustment portion which adjusts power outputs of the light source portions corresponding to the divided sections in accordance with image signals applied to the divided sections; and a modulation control portion which controls the modulating portion in accordance with power outputs of the light source portions and the image signals. | 09-15-2011 |
20110242492 | DISPLAY DEVICE AND DISPLAY MODULE - A display module includes a plurality of light sources that emit light toward a display panel having a screen with a first aspect ratio. An image with a second aspect ratio different from the first aspect ratio is displayed in the first region and not in the second region, and one or more light sources corresponding to the second region are selectively turned off so that luminance of the first region is different from luminance of a second region. | 10-06-2011 |
20110242493 | PROJECTION SYSTEM, CONTROL METHOD FOR PROJECTION SYSTEM, AND PROJECTION APPARATUS - The focus position of each projection apparatus is changed depending on the configuration state of a projection system comprising a plurality of projection apparatuses. | 10-06-2011 |
20110242494 | MULTI-PROJECTION SYSTEM AND METHOD FOR INSTALLING PROJECTOR IN MULTI-PROJECTION SYSTEM - A multi-projection system includes a first projector projecting a first image, a second projector projecting a second image , and an optical light blocking apparatus blocking part of an image light corresponding to the first image and part of an image light corresponding to the second image to adjust the brightness of a superimposed region. The installation positions of the first projector and the second projector are set in such a way that a tinge which appears in the first image and a tinge which appears in the second image are the same type of color in the superimposed region as a result of part of the image light being blocked by the optical light blocking apparatus. | 10-06-2011 |
20120002173 | PROJECTOR - A projector includes: an illumination device including plural solid-state light sources, plural collimator lenses that are provided to correspond to the plural solid-state light sources and substantially parallelize lights generated in the plural solid-state light sources, respectively, a focusing system that focuses the lights from the collimator lenses on a predetermined focusing position, and a diverging light generation part that is located near the focusing position and generates diverging light in an incident region where the light from the focusing system enters; a light modulation device that modulates the light from the illumination device in response to image information in a light modulation region; and a projection system that projects the light from the light modulation device, wherein an area of the incident region in the diverging light generation part is equal to or less than 1/102th of an area of the light modulation region in the light modulation device. | 01-05-2012 |
20120008098 | LIGHT SOURCE DEVICE AND PROJECTOR - A light source device | 01-12-2012 |
20120086915 | Image Projection Apparatus Tiling System and Method - In one tiling system described below, a first portable projection device ( | 04-12-2012 |
20120099081 | PROJECTOR ARRAY FOR MULTIPLE IMAGES - A projector array includes a plurality of projectors, which together project images into a projection area on a projection surface. Aspect ratios are normalized for all of multiple images designated for display. The normalized aspect ratios are aligned at a common central point. An aspect ratio of a minimum rectangular shape is determined that will encompass all of the aligned aspect ratios. A maximum rectangular projection area is determined within the projection area having the same aspect ratio as the minimum rectangular shape. The center of the maximum rectangular area is designated as a centralization point. Each of all of the multiple images is sequentially projected into the projection area. Each image is scaled for display at its aspect ratio and is displayed centered at the centralization point. | 04-26-2012 |
20120133897 | PROJECTOR ALIGNMENT IN A MULTIPLE-PROJECTOR PROJECTION SYSTEM - Projector alignment in a multiple-projector projection system is checked by determining a location of at least a portion of a boundary of an image field projected by at least one of the projectors and comparing the determined location of the at least the portion of the image field to a system-calibrated reference location of the at least the portion of the boundary of the image field. | 05-31-2012 |
20120154756 | MULTI-RESOLUTION DISPLAY SYSTEM - A multi-resolution display system including a desktop display area, a foveal projection device, a sensor, a control unit, and a manually adjustable fixture is provided. The desktop display area displays a central image and a low-resolution image. The control unit determines six-dimensional (6D) orientation information of the foveal projection device relative to the desktop display area according to a projected image detected by the sensor, so as to control the foveal projection device to project the central image within a target area on the desktop display area. The manually adjustable fixture fixes the foveal projection device on top of the desktop display area, and the movement of the manually adjustable fixture has a freedom of up to six dimensions. | 06-21-2012 |
20120154757 | PROJECTOR - A projector that outputs a first picture and a second picture alternately, wherein a control section performs first control and second control, controls a discharge lamp driving section. In the first control and the second control, the absolute value of a drive current is relatively small in a first period and relatively large in a second period. In the first control, the energy provided to a first electrode in the second period is greater than the energy provided to the second electrode in the second period. In the second control, the energy provided to the second electrode in the second period is greater than the energy provided to the first electrode in the second period. | 06-21-2012 |
20120154758 | PROJECTION DISPLAY DEVICE - A projection display device includes: a light source part; a light modulating part which modulates light emitted from the light source part; an attachment part to which the light source part is attached; and a power source part which supplies electric power to the light source part. The light source part includes a luminous body and a holder holding the luminous body. The holder is provided with a first connector electrically connected to the luminous body. Meanwhile, the attachment part is provided with a second connector electrically connected to the power source part. In addition, an assist part is provided between the light source part and the attachment part so as to, when the light source part is attached to the attachment part, add a force to the light source part in a direction of attachment and thereby assist connection between the first connector and the second connector. | 06-21-2012 |
20120162611 | PROJECTOR - A projector that outputs a first image and a second image alternately, includes a discharge lamp driving section that supplies, to a discharge lamp, a drive current that drives the discharge lamp; a state detecting section that detects a deteriorating state of the discharge lamp; and a control section that controls the discharge lamp driving section, wherein the control section controls the discharge lamp driving section so that the absolute value of the drive current becomes relatively small in the first period and relatively large in the second period and, in the second period, the control section controls the discharge lamp driving section so that the discharge lamp driving section supplies an alternating current to the discharge lamp as the drive current and controls the discharge lamp driving section so that at least part of the frequency of the drive current is decreased with the progress of the deteriorating state. | 06-28-2012 |
20120170002 | LED PROJECTOR AND METHOD - A light emitting diode (LED) projector, an LED projector array, and a method of making the LED projector and LED projector array are provided. In general, an LED is disposed to inject light into an input aperture of a compound parabolic concentrator (CPC), disposed in a molded optical element. At least partially collimated light exits the output aperture of the CPC. The CPC has a portion of the surface free to expand and contract without degrading the performance of the LED projector. | 07-05-2012 |
20120188514 | LIGHT SOURCE SYSTEM FOR PROJECTION DEVICE AND PROJECTION DEVICE COMPRISING THE SAME - A light source system for a projection device and a projection device comprising the same are provided. The light source system comprises an optical component assembly and a first light source module. The first light source module has a first light emitting diode (LED) and a first reflection cover. The first LED is configured to generate beams. The first reflection cover has a curved surface to reflect and collect the beams from the first LED into the optical component assembly. | 07-26-2012 |
20120200833 | IMAGE PROJECTION DEVICE, IMAGE PROJECTION METHOD, AND IMAGE DISPLAY DEVICE - An image projection device includes beam generation means | 08-09-2012 |
20120206695 | Direct Illumination for Projection - Projection systems and apparatuses for providing high contrast projected images with an aspect ratio different from the aspect ratio of the imager or micro-display used are provided. Light integrators having an aspect ratio equal to the aspect ratio to the desired projected image or video can be inserted into the optical train of the projection system or apparatus to illuminate only an active area equal to having an aspect ratio equal to the aspect ratio of the desired projected image or be. By reducing the illuminated area of the imager, light scattered or otherwise diverted from pixels held in the “off state” in the non-active area of imager can be greatly reduced to provide darker dark levels in the frame surrounding the project image or video. | 08-16-2012 |
20120212707 | Multi-Segment Imager - Several embodiments of projection systems are disclosed that comprise a plurality of controllable emitters, each said emitter providing light for a light path; a plurality of first optical elements, each said first optical element receiving light from one of said emitters; a controllable modulator receiving light from said plurality of first optical elements; a plurality of conduits, each said conduit disposed over a portion of said controllable modulator; a plurality of second optical elements, each of said second optical elements receiving light from at least one of said plurality of conduits, and a controller for sending control signals to said controllable emitters and said controllable modulator. The illumination from the emitters may form a plurality of overlapping areas of illumination upon a projection screen where the image is intended to be formed. | 08-23-2012 |
20120229773 | LIGHT EMITTING DEVICE AND PROJECTOR - A light emitting device includes a first layer that generates light by injection of a current and forms a waveguide of the light, and an electrode that injects the current into the first layer, wherein the waveguide of the light has a belt-like first region and a belt-like second region, the first region has a first part with curvature, the second region has a second part with curvature, the first region and the second region are connected in a reflection part provided on a side surface of the first layer, and a first light output from the first region on a side surface of the first layer as an output surface opposed to the side surface on which the reflection part is provided and a second light output from the second region on the output surface are output in the same direction. | 09-13-2012 |
20120229774 | LIGHT EMITTING DEVICE AND PROJECTOR - A light emitting device includes a first layer that generates light by injection current and forms a waveguide for the light, and an electrode that injects the current into the first layer, wherein the waveguide has a first region, a second region, and a third region, the first region and the second region connect at a first reflection part, the first region and the third region connect at a second reflection part, the second region and the third region extend to an output surface, a longitudinal direction of the first region is parallel to the output surface, and a first light output from the second region at the output surface and a second light output from the third region at the output surface are output in parallel to one another. | 09-13-2012 |
20120229775 | ILLUMINATION DEVICE AND PROJECTOR - An illumination device includes a light source including plural light emitting devices arranged in a pattern and that generate and guide light, the light emitting devices having tilted gain regions wherein guiding directions of the light are tilted with respect to a perpendicular of output surfaces of the light source, an optical axis conversion device that bends optical axes of the light output from the light source, and a light distribution control device that controls a light distribution angle of the light output from the optical axis conversion device, wherein the light emitting devices are super luminescent diodes, and the light output from the light distribution control device diverge. | 09-13-2012 |
20120257170 | LIGHT-EMITTING DEVICE AND PROJECTOR - A light-emitting device includes a first layer that forms a waveguide of light and second and third layers that hold the first layer therebetween. The waveguide of the light includes a first region, a second region, and a third region. The first region includes a first portion having a curvature. The second region includes a second portion having a curvature. The first and second regions are connected in a reflecting section on a side surface of the first layer. The third region forms a resonator. A distance between the third region and at least one of the first and second regions is a distance at which evanescent coupling occurs. First light emitted from a light emitting area of the first region and second light emitted from a light emitting area of the second region are emitted in the same direction. | 10-11-2012 |
20120287407 | PROJECTION SYSTEM - A projection system having a set of projectors that cast images: (i) onto the concave surface of a hemispherical dome, as is usual in planetariums and (ii) onto the surface of a centrally located sphere. The images thus cast may be coordinated by a controlling computer program, so that changes in the content or orientation of the images on the sphere result in corresponding changes in the images on the dome and vice versa. | 11-15-2012 |
20120314190 | 3-D image night light gun - Herein featured is a Night Light which can be held by a user that displays three dimensional projected images. The Night Light also equipped with an additional 3-D lens attachment allows the user added viewing fun of the projected images. The all light calm mode feature allows the user to illuminate the Night Light in the event that a user needs illumination quickly or as a stand alone Night Light. | 12-13-2012 |
20120320342 | Multi-Segment Imager - Several embodiments of projection systems are disclosed that comprise a plurality of controllable emitters, each said emitter providing light for a light path; a plurality of first optical elements, each said first optical element receiving light from one of said emitters; a controllable modulator receiving light from said plurality of first optical elements; a plurality of conduits, each said conduit disposed over a portion of said controllable modulator; a plurality of second optical elements, each of said second optical elements receiving light from at least one of said plurality of conduits, and a controller for sending control signals to said controllable emitters and said controllable modulator. The illumination from the emitters may form a plurality of overlapping areas of illumination upon a projection screen where the image is intended to be formed. | 12-20-2012 |
20130033679 | PROJECTION SYSTEM, PROJECTOR, AND PROJECTION METHOD - A disclosed projection system includes a computer; and a projector configured to project projection image data received from the computer, wherein the computer includes a receiving part configured to receive the projection image data, which are projected, from the projector, a drawing part configured to draw drawing data, which are additionally drawn on the projection image data, and a transmitting part configured to transmit the drawing data to the projector, wherein the projector includes a transmitting part configured to transmit the projection image data to the computer, a receiving part configured to receive the drawing data from the computer, an image combining part configured to generate combined image data by combining the projection image data, which are projected, with the drawing data, and a projecting part configured to project the combined image data as projection image data. | 02-07-2013 |
20130033680 | IMAGING OPTICAL SYSTEM, LENS UNIT, AND IMAGE PROJECTION APPARATUS - An imaging optical system includes a lens unit that includes a plurality of optical elements, and an optical path combining portion that includes a flat plate disposed so as to be inclined with respect to an optical axis of the lens unit, and the lens unit includes a correction portion that has a shape asymmetric with respect to the optical axis in a cross section that is parallel to both a normal of the flat plate and the optical axis. | 02-07-2013 |
20130038841 | LIGHT SOURCE DEVICE AND PROJECTOR - A light source device includes a plurality of solid-state light sources, and a base member on which the plurality of solid-state light sources are provided, wherein each of the solid-state light sources includes a stem on which a light-emitting element is provided and terminals connected to the light-emitting element, and the base member includes a hole portion into which one of the terminals is inserted and a planar portion that is in contact with the stem. | 02-14-2013 |
20130038842 | LIGHT SOURCE DEVICE AND PROJECTOR - Alight source device includes a solid-state light source emitting light, a base member having an arrangement surface (front portion) on which the solid-state light source is arranged, and a pressing member having a pressing portion (projection) provided on the base member to fix the solid-state light source through pressing of the solid-state light source toward the arrangement surface (front portion). Through this, the solid-state light source can be easily arranged on the base member as compared with a case where the solid-state light source is fixed by welding. | 02-14-2013 |
20130120715 | LINE DISPLAY SYSTEM USING PROJECTOR | 05-16-2013 |
20130128231 | IMMERSIVE PROJECTION SYSTEM - In one example arrangement, an immersive projection system includes an enclosure, and a number of projectors suspended outside and near the upper portion of the enclosure. The projectors project portions of a scene through openings in the enclosure and onto an inside surface of the enclosure. In some embodiments, light emanating from the projectors reflects from one or more mirrors before being cast onto the enclosure wall. The projectors and one or more mirrors may be mounted to a mounting frame that maintains the projectors and one or more mirrors in fixed spatial relationship, and the mounting frame may be mounted on a movable gantry for lifting the mounting frame to the upper portion of the enclosure. The enclosure may be a collapsible dome. | 05-23-2013 |
20130162955 | COHERENT LIGHT SOURCE APPARATUS AND PROJECTOR - A coherent light source apparatus includes a coherent light source, a first optical system, a light deflection unit, a second optical system and a light mixing unit disposed in that order. The coherent light source forms a first light emission region, and light projected therefrom forms a second light emission region near the light deflection unit, which deflects light flux from the second light emission region. The second optical system forms a third light emission region which is conjugate to the second light emission region near an input end of the light mixing unit, which mixes angle and a position components of incident light. The light deflection unit is configured to continuously changing a direction in which the light flux is deflected, thereby reducing speckling in light emitted from the light mixing unit. | 06-27-2013 |
20130162956 | LIGHT SOURCE APPARATUS AND PROJECTION DISPLAY APPARATUS - A light source apparatus comprises: a plurality of light sources that emit light having a wide spread angle at a fast axis and a narrow spread angle at a slow axis, a first refractive optical element that converts light emitted from the plurality of light sources at the fast axis to parallel light, and a second refractive optical element that converts the light emitted from the plurality of light sources at the slow axis to parallel light. The plurality of light sources are arranged along the fast axis. | 06-27-2013 |
20130182229 | PROJECTION TYPE IMAGE DISPLAY APPARATUS - An opening cover of a case is removed. A light source module is held, and the light source module is pulled outside an opening of the case while guide groove parts and guide-rail parts slide along each other approximately parallelly to a case base. At this moment, junction cable connection terminals of the light source module become separated from power-supply connection terminals of a composite optical system. Replacement of a light source is conducted by replacing the light source module as a unit, or by replacing a light source section or a light source section each as a unit. | 07-18-2013 |
20130194550 | DISPLAY MODULE, DISPLAY APPARATUS, AND MANUFACTURING METHODS THEREOF - A display module includes a substrate, a plurality of light emitting elements provided on the substrate, a bank provided on the substrate at a position separated by a predetermined distance from an outer circumferential edge of a display region on which the plurality of light emitting elements are arranged, the bank being configured to enclose at least a part of the outer circumferential edge of the display region, and an outer circumference protection part provided on the bank and on an outer circumferential region of the bank, the outer circumference protection part being formed of a resin material. | 08-01-2013 |
20130208249 | MEDICAL IMAGING APPARATUS - A medical imaging apparatus includes a detector unit and a housing unit enclosing the detector unit. A cylindrical receiving region is provided for receiving a patient. The receiving region is enclosed in a cylindrical manner by the housing unit enclosing the detector unit. A projection unit is provided that has at least one projection surface unit, on which images of objects disposed outside the detector unit and the housing unit enclosing the detector unit are displayed to generate a virtual viewing window for an observer. | 08-15-2013 |
20130229629 | MULTI-SCREEN DISPLAY DEVICE - A multi-screen display device according to the present invention is a multi-screen display device in which screens of a plurality of projectors are combined to form one screen. Each of the projectors includes a light source, an illumination optical system that irradiates the light output from the light source as illumination light, a light modulator that modulates the illumination light and forms image light, and a projection optical system that projects the image light onto a screen. The multi-screen display device includes at least one spectral sensor that detects changes in brightness and chromaticity of the image light in each of the projectors. | 09-05-2013 |
20130250247 | LIGHT SOURCE DEVICE AND PROJECTOR - With a view to providing a light source device and a projector which can rearrange the light collection balance even in the event that the number of illuminated light emitting elements changes as a result of a change in the environment where they are used or in the specifications thereof, a light source device includes a holder | 09-26-2013 |
20130258289 | PROJECTION TYPE DISPLAY DEVICE, DISPLAY SYSTEM, AND DISPLAY METHOD - A display system displays images projected by a plurality of projection type display devices so as to overlap each other. When a user uses this system, events occurring in these devices can be reliably delivered to the user. A commander and a slave project and display images so as to overlap each other. When a notification-required event occurs in the commander or the slave, the commander specifies this notification-required event. Then, the commander displays a first OSD image between the first OSD image and a second OSD image, which form an image corresponding to the specified notification-required event, in a predetermined region of a first screen of screens on which images are displayed. Also, the commander outputs to the slave a control signal to display the second OSD image in the predetermined region. The slave displays the second OSD image in the predetermined region when the control signal is received. | 10-03-2013 |
20130258290 | MULTI-SOURCE PROJECTION-TYPE DISPLAY - A display device capable of displaying a plurality of projection images is provided. The display device includes a light source within a base and a plurality of projection outputs. Each projection output comprises an optical modulation device and a projection lens system. The light source includes a switch and a plurality of light sources such as lasers or LEDs with different color to one another. The switch receives and diverts light beams from the light sources in a predetermined sequential order to the plurality of projection outputs. | 10-03-2013 |
20130258291 | PROJECTION DISPLAY DEVICE - A projection display device includes light source device including a plurality of lamp units; a plurality of lamp apertures disposed in main body cabinet such that the plurality of lamp units are replaced therethrough; a plurality of lamp covers for covering respective lamp apertures; four first detection switches for detecting opening and closing of respective lamp covers; and lamp control power source unit for supplying ballast control voltage signal to first detection switches. Four first detection switches are disposed on sub-circuit board. Sub-circuit board also includes conductive pattern for branching ballast control voltage signal input to first jack and leading the branched signal to first detection switches. | 10-03-2013 |
20130265551 | PROJECTION SYSTEM, SUPPORT, AND IMAGE DISPLAY METHOD - A projection system includes a first projector and a second projector. The projection system superimposes images projected from the first and second projectors on a projection surface and displays a projected image. The projection system includes a support configured to support the first projector and the second projector. The support supports the first projector and the second projector in positions where projection distances from the first projector and the second projector to the projection surface are different. | 10-10-2013 |
20130278901 | LIGHT EMITTING APPARATUS, ILLUMINATOR, AND PROJECTOR - A light emitting apparatus includes a first rod integrator and a second rod integrator supported by a support substrate and a light emitting device disposed between the first rod integrator and the second rod integrator. The light emitting device emits a plurality of light beams to be incident on the first rod integrator and a plurality of light beams to be incident on the second rod integrator. Each of the rod integrators has a light incident surface on which the plurality of light beams are incident, a bent portion that changes the propagating direction of the plurality of incident light beams, and a light exiting surface through which the plurality of light beams mixed with each other exit. | 10-24-2013 |
20130293849 | PROJECTOR - A projector includes: a light source having a plurality of light emitting sections; a light modulation device including a reflecting section adapted to reflect the light from the light source in accordance with image information; and a projection lens adapted to project an image formed by the light modulation device, wherein the light from the light source obliquely enters the reflecting section, the light source includes a first region where the light emitting sections are disposed at a first density, and a second region where the light emitting sections are disposed at a second density higher than the first density, and a distance between the first region and the reflecting section is shorter than a distance between the second region and the reflecting section. | 11-07-2013 |
20130301011 | ADVANCED LIGHTPIPE HOMOGENIZER - A faceted lightpipe arrangement and method have been described for use with an imaging projector system. A plurality of facets can be arranged to receive beams of light and to converge the beams of light while traveling from an input end to an output end of the lightpipe. The faceted lightpipe provides for a high degree of color mixing and a high degree of intensity uniformity. | 11-14-2013 |
20130308103 | ILLUMINATING OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUS - An illuminating optical system suppresses deterioration in utilization efficiency of illuminating light and generation of fluctuations in light emission without increasing apparatus size. The illuminating optical system includes a plurality of light sources of different types, a light combining optical system that combines light beams output from each of the light sources such that they converge at a single position, and a rod integrator that uniformizes the light intensity distributions of the light beams which are converged at the single position that enter a first end thereof and outputs the light beams, of which the light intensity distribution has been uniformized, from a second end thereof. The light combining optical system includes relay optical component sets corresponding to each of the light sources, and the relay optical component sets have relay magnification ratios different from each other. | 11-21-2013 |
20130335710 | LIGHT SOURCE APPARATUS AND PROJECTOR - A coherent light source apparatus comprises a first optical system, which has a first light emission region formed by a coherent light source, and which projects light from the first light emission region to form a second light emission region, a light deflection unit which deflects light flux in connection with formation of the second light emission region; a second optical system, which forms a third light emission region in response to the light flux which has been deflected by the light deflection unit, a light mixing unit for mixing a component of an incident light angle and that of a position thereof, and a light deflection unit drive circuit for receiving a periodic optical deflection synchronization signal, thereby driving the light deflection unit, wherein the light deflection unit operates to continuously change a direction in which the light flux is deflected while synchronizing with the optical deflection synchronization signal. | 12-19-2013 |
20140016099 | MULTI-PROJECTION SYSTEM - A multi-projection system having a plurality of projection surfaces onto which images are projected is provided, where the plurality of projection surfaces are disposed on two or more sides not parallel to each other. The multi-projection system provides high three-dimensional images and a high degree of immersion in images and further provides multi-view images, thereby making theater customers feel like they really exist in the space described through the images. | 01-16-2014 |
20140016100 | MULTI-PROJECTION SYSTEM - The present invention provides a multi-projection system including two or more projection devices which project images on a plurality of projection surfaces and a management device which manages the images projected by the two or more projection devices and controls the two or more projection devices, the two or more projection devices projecting synchronized images on the plurality of projection surfaces. | 01-16-2014 |
20140016101 | PROJECTION DEVICE MANAGEMENT SYSTEM - The present invention provides a projection device management system including two or more projection devices which project images on a projection surface; and a management device which corrects the image projected by each projection device based on information on each projection device and manages information for maintenance of each projection device, the two or more projection devices being installed in the same theater. | 01-16-2014 |
20140028983 | ILLUMINATION LIGHT BEAM FORMING DEVICE, ILLUMINATION LIGHT SOURCE DEVICE AND IMAGE DISPLAY DEVICE - An illumination light beam forming device, including a first light source unit projecting a ring shaped light beam group, a second light source unit projecting light beams including a case the light beams being group, a combining unit for combining the light beam group projected from the first light source unit and light beams projected from the second light source unit, in which the combing unit includes a reflecting part formed to reflect one of the light beam groups, a transmitting part disposed able to transmit the other one of the light beam groups, and light beams projected from the second light source unit are disposed at an internal side of the light beam groups projected from the first light source unit when the two light beam groups are viewed from a plane including the reflecting part. | 01-30-2014 |
20140071404 | LOW Z-HEIGHT PROJECTION SYSTEM FOR PROJECTING STRUCTURED LIGHT FOR 3D IMAGING - A low Z-height projection system includes a display panel for displaying a grating pattern that has gratings extended in a first direction. A projection lens system is also included and projects the grating pattern displayed on the display panel onto a surface. The projection lens system is a truncated circular lens system that has a first lens width in the first direction and a second lens width in a second direction. The first lens width is less than the second lens width. The first and second directions are orthogonal. | 03-13-2014 |
20140098348 | OPTICAL MASK FOR BLENDING OVERLAPPING TILED IMAGES - The invention provides an optical mask ( | 04-10-2014 |
20140104580 | PROJECTION DEVICE - The disclosure provides a projection device, including an image source, a light-splitting module, and an imaging lens. The image source provides an image beam. The image beam includes a plurality of sub-image beams respectively emitted from a plurality of image areas of the image sources. The light-splitting module has at least one total reflection plane totally reflecting at least one sub-image beam of the sub-image beams and allowing at least another sub-image beam of the sub-image beams to transmit therethrough. The imaging lens includes a rear refractive-element group and a front refractive-element group. The rear and front refractive-element groups are configured on a transmission path of the image beam, and the light-splitting module is configured between the rear and front refractive-element groups. | 04-17-2014 |
20140104581 | PROJECTOR, AND BLACK LEVEL AREA SETTING METHOD FOR PROJECTOR - A projector includes a projection optical system adapted to project an image modulated by a light modulation device on a projection surface, a guide display section adapted to dispose a plurality of guides used for setting a black level area, which is an adjustment target area of a black level, on the projection image, and then displays the guides in the case in which projection is performed on the projection surface so that the projection images from a plurality of projectors including the present projector partially overlap each other, an input operation section adapted to receive a position adjustment operation of each of the guides, and a black level area setting section adapted to set the black level area, which is the adjustment target area of the black level, based on an arrangement of the guides. | 04-17-2014 |
20140104582 | PROJECTOR, ITS CONTROL METHOD, AND IMAGE PROJECTION SYSTEM - In a projector which constitutes an image projection system to project one image by combining a plurality of projection images projected by a plurality of projectors on a screen while overlapping parts of the projection images with each other, the projector is provided with a deformation unit configured to carry out geometric deformation with respect to an image to be projected therefrom, and a setting unit configured to set a parameter for deformation processing by the deformation unit, wherein the setting unit sets the parameter for deformation processing based on a relation between a position of an overlap area in the projection image before the deformation by the deformation unit is carried out, and a position of an overlap area in the projection image after the deformation by the deformation unit has been carried out. | 04-17-2014 |
20140146290 | PROJECTION DISPLAY AND METHOD FOR DISPLAYING AN OVERALL IMAGE FOR PROJECTION FREE-FORM SURFACES OR TILTED PROJECTION SURFACES - A projection display with an imaging system is described, which is implemented to generate individual images in a distribution, such as a two-dimensional distribution, of sub-areas of an imaging plane of the imaging system, and a multi-channel optics that is configured to map one allocated individual image or one allocated sub-area of the imaging system each per channel, such that the mapping of the individual images is at least partly superimposed to an overall image in a projection surface, wherein the projection surface is a non-planar free-form surface, such as a curved surface, and/or tilted with respect to the imaging plane, and the imaging system is implemented such that constellations of points in the sub-images, each superimposed in a respective common point in the overall image by the multi-channel optics, differ depending on what distance the respective common point in the overall image has to the multi-channel optics. | 05-29-2014 |
20140192330 | ILLUMINATION DEVICE AND PROJECTOR - An illumination device includes: a light emitting element that includes an active layer, a first clad layer and a second clad layer with the active layer interposed therebetween, and a first gain region and a second gain region generating light when a current flows through the active layer; a control unit that operates the light emitting element so that light is alternately generated in the first gain region and the second gain region; and a first lens to which light emitted from a first light emitting portion of the first gain region and light emitted from a second light emitting portion of the second gain region are incident, wherein the light emitted from the first light emitting portion and the light emitted from the second light emitting portion are emitted in the same direction and are incident to the first lens. | 07-10-2014 |
20140211168 | IMAGE PROJECTION APPARATUS, CONTROL METHOD, RECORDING MEDIUM, AND PROJECTION SYSTEM - An image projection apparatus obtains a first partial image, which is a part of a projection target image. The image projection apparatus also receives, from another image projection apparatus, a first overlap image that is a portion of an image corresponding to a predetermined overlap area in which a projected image that the image projection apparatus projects and a projected image projected by another image projection apparatus overlap with each other, and that is not included in the first partial image. Then, the image projection apparatus projects a combined image obtained by combining the received first overlap image and the first partial image. | 07-31-2014 |
20140232992 | LIGHT SOURCE APPARATUS AND PROJECTOR - A light source apparatus includes a light source unit, a light diffusion element that is provided so as to be rotated about a predetermined rotation shaft and includes a plurality of diffusion regions which are consecutively formed around the rotation shaft, and a motor that rotates the light diffusion element so that a region on which light from the light source unit is incident in the light diffusion element is moved between the plurality of diffusion regions. The plurality of diffusion regions include a first diffusion region, and a second diffusion region which has diffusion characteristics different from diffusion characteristics of the first diffusion region and is provided so as to be adjacent to the first diffusion region. | 08-21-2014 |
20140240677 | LIGHT SOURCE, LIGHT COMBINING DEVICE, AND PROJECTION DEVICE WITH THE LIGHT SOURCE - A light source comprises a light combining device for guiding incident light from a first light emitting source ( | 08-28-2014 |
20140268065 | IMAGE PROJECTION SYSTEM AND IMAGE PROJECTION METHOD - An image projection system projects a plurality of same images on a plane of projection by superimposition. The image projection system includes a plurality of projectors configured to have mutually different resolutions and project the plurality of same images on the plane of projection, and an image data output device configured to output to the plurality of projectors image data corresponding to the plurality of same images with the resolutions of the plurality of projectors, respectively. | 09-18-2014 |
20140293233 | PROJECTOR AND ILLUMINATION DEVICE - A projector includes a plurality of light sources, an integrator lens and an overlapping lens, a light guide optical system, a light control device, a light modulation device, and a projection optical system, the light control device includes a pair of light-blocking members opposed to each other across a light path of the light emitted from the light sources in one direction in which the plurality of partial areas is arranged on the integrator lens, and a control device adapted to move the light-blocking members into and out of the light path, and the control device moves the pair of light-blocking members into and out of the light path so that the light entering the overlapping lens has a shape with a symmetric property in accordance with lighting and extinction states of the plurality of light sources. | 10-02-2014 |
20140307230 | SELF ALIGNING IMAGER ARRAY - Implementations described herein generally relate to scanning beam display systems and more specifically, to systems and methods for improved image alignment of such scanning beam display systems. The method comprises providing a display system comprising a display screen having a plurality of display screen region each with a corresponding light engine module having a servo laser beam and an excitation laser beam, scanning the servo laser beam of a light engine module in an outer scanning region outside of the light engine module's corresponding display screen region, detecting servo laser beam feedback light to measure an alignment error of the light engine module relative to the light engine module's corresponding display screen region, and adjusting alignment of the excitation laser beam based on the measured alignment error. | 10-16-2014 |
20140320824 | MULTI-PROJECTION SYSTEM WITH PROJECTION SURFACE COMPRISING NON-SOLID MATERIAL - The present invention provides a multi-projection system including a plurality of projection surfaces arranged in a single theater so as not to be parallel to each other, wherein the plurality of projection surfaces may comprise a projection surface including a non-solid material. | 10-30-2014 |
20140354957 | PROJECTION SYSTEM AND METHOD OF PROJECTING MULTIPLE IMAGES - The present invention relates in part to a print method for an arbitrary grey scale image on a transparent substrate such as glass. The present invention makes use of a printer that can print in continuous grey tones. The printed material should be transparent and resistant to the light which passes through it in a projection system. The present invention also provides a continuous grey scale filter made by a printing techniques using liquid inks or toners. Such a continuous grey scale filter can be used for blending multiple images in a multichannel projector system. The present invention also provides a multichannel projector system using the continuous grey scale filter. | 12-04-2014 |
20140375958 | LIGHT CONVERGING OPTICAL SYSTEM AND PROJECTION-TYPE IMAGE DISPLAY APPARATUS - A light converging optical system ( | 12-25-2014 |
20150029465 | PROJECTION SYSTEM, IMAGE PROCESSING DEVICE, AND PROJECTION METHOD - A projection system includes projection units configured to project an image on a projection body; a preparing unit configured to prepare calibration-use images; an extraction unit configured to extract, from each of the calibration-use images, at least grating points indicating a distortion in a projected image of one of the projection units and alignment points of the projected image of the one of the projection units or another one of the projection units; a conversion unit configured to convert, onto a common coordinate system, the grating points of the projected images of the projection units extracted from the calibration-use images, based on alignment points common to the calibration-use images; and a geometric correction coefficient calculation unit configured to calculate a geometric correction coefficient for providing a projection image to be projected from the projection units, based on the grating points on the common coordinate system. | 01-29-2015 |
20150055099 | PROJECTOR CLUSTERING METHOD, AND MANAGEMENT DEVICE AND MANAGEMENT SYSTEM USING THEREOF - The present invention relates to a projector clustering method including the steps of: (a) arranging projection areas of a plurality of projectors to be overlapped with each other; (b) setting a reference projector among the plurality of projectors; and (c) calculating relative transformation information between the reference projector and the other projectors. | 02-26-2015 |
20150062537 | MULTI-PROJECTION SYSTEM USING INTERIOR SURFACE AS PROJECTION SURFACE - The present invention provides a multi-projection system using an interior surface as a projection surface, the system including a screen installed in a single theater, a plurality of interior surfaces arranged around the screen, and two or more projection devices for projecting synchronized images on the screen and the interior surfaces. | 03-05-2015 |
20150062538 | PROJECTOR - A projector includes a light source device, a diffraction element that converts light from the light source device into 0-th order light and diffracted light, a light modulation device that modulates the diffracted light so as to form image light, and a projection optical system that emits projected light having a chief ray which is tilted with respect to an optical axis of the image light incident from the light modulation device. Defining a reference plane as a plane which is perpendicular to a plane including the optical axis and a chief ray of the projected light and includes the optical axis, a plane including an optical axis of the 0-th order light and a chief ray of the diffracted light intersects the reference plane. | 03-05-2015 |
20150085259 | PROJECTION DISPLAY AND METHOD FOR PROJECTING AN OVERALL IMAGE - A projection display includes an imager for displaying sub-images in a two-dimensional distribution of sub-areas of the imager and a projection optics array with a two-dimensional distribution of projection optics. The projection optics array is configured to superimpose projections of the sub-images to an overall image in an image plane such that a mutual area overlap of the projections of the sub-images in the image plane in pairs results, which is between 0.1 and 0.8 for all pairs. Here, the projection display is implemented such that the overall image is a virtual overall image. | 03-26-2015 |
20150098063 | ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL INTEGRATOR - In at least one embodiment of the disclosure, an illumination system includes a light source that emits an illumination light flux. A first lens array has a plurality of first small lenses arranged therein. The first small lenses divide the illumination light flux emitted from the light source into a plurality of segmental light fluxes. A second lens array has a plurality of second small lenses arranged therein. The second small lenses have a one-to-one correspondence with the first small lenses and are configured to receive the segmental light fluxes exiting from the first small lenses. At least some of the second small lenses each include a plurality of lens elements disposed in a surface direction that is the same as the second small lenses. A superimposing lens superimposes on an illuminated area the segmental light fluxes exiting from the plurality of second small lenses. | 04-09-2015 |
20150109583 | LIGHT SOURCE UNIT AND PROJECTION TYPE DISPLAY APPARATUS - A light source unit includes a green light source, a red light source, a blue light source, and a condenser lens system that condenses green light and red light at positions different from each other. | 04-23-2015 |
20150296191 | PROJECTION DEVICE MANAGEMENT SYSTEM - A projection device management system includes two or more projection devices which project images on a projection surface; and a management device which corrects the image projected by each projection device based on information on each projection device and manages information for maintenance of each projection device, the two or more projection devices being installed in the same theater. | 10-15-2015 |
20150341605 | PROJECTION DISPLAY DEVICE - A projection device includes: first light sources each emitting a first light; a collimator lens that converts the first lights into parallel light beams; a condensing optical system that receives the parallel light beams and emits concentrated light beams; and an optical element having an incident surface through which the concentrated light beams enters the optical element. The condensing optical system is configured so that when a light beam parallel to an optical axis of the condensing optical system is incident on the condensing optical system, the light beam is concentrated at a position on the axis on the incident surface. The parallel light beams are incident at different positions of the condensing optical system while approaching the axis. Emitting positions of the light beams on the condensing optical system and incident positions of the light beams on the incident surface are opposite each other with respect to the axis. | 11-26-2015 |
20160018722 | PROJECTOR - A projector includes an image formation apparatus that forms an image, a lens barrel that accommodates a projection lens that projects the formed image, and a light blocking portion that is configured as a member separate from the lens barrel, is located in a position between the image formation apparatus and the lens barrel, and blocks light to be incident on the lens barrel. The configuration of the projector allows blockage of light incident on the lens barrel and hence prevention of distortion of the lens barrel. | 01-21-2016 |
20160070160 | PROJECTION APPARATUS, PROJECTION METHOD, AND STORAGE MEDIUM STORING PROGRAM - According to one embodiment, a projection apparatus including: a first screen; a projection unit configured to project an image on a projection area including the first screen; a second screen configured to be capable of being disposed at a position within the projection area of projection by the projection unit and away from the first screen; a shifting mechanism configured to shift the second screen; and a screen controller configured to shift the second screen by the shifting mechanism in accordance with an image which is projected by the projection unit. | 03-10-2016 |
20160116829 | IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - An image display apparatus includes: a transparent board that transmits visible light; a screen that is provided on one surface of the transparent board; a projector that projects an image toward the screen from the other surface side of the transparent board; and a support unit that supports the transparent board from the other surface side. The projector is disposed outside of the space that is enclosed by the transparent board and the support unit. | 04-28-2016 |
20160150204 | PROJECTOR SYSTEM - A projector system including a projector unit and a control device. The projector unit includes: a projector; a change mechanism that changes a projection direction; a plurality of optical systems having different optical properties; and a switch mechanism that selects one of the optical systems. The control device includes: a change unit that controls the change mechanism; and a switch unit that causes the switch mechanism to place one of the optical systems to be used for the projector in conjunction with the changing of the projection direction of the projector which is caused by the change unit. | 05-26-2016 |
20160170292 | LIGHT SOURCE DEVICE, ILLUMINATION DEVICE, AND PROJECTOR | 06-16-2016 |
20160202478 | AN IMAGE PROJECTOR AND OPTICAL ASSEMBLY | 07-14-2016 |