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9039187 Illumination optical system and a projector using the same  
The present invention seeks to realize a small etendu illumination optical system, a longer operating life and a higher brightness. The illumination optical system comprises: a laser light source...
9039207 Three dimensional image projector stabilization circuit  
A method for providing a feedback circuit for a three dimensional projector. First and second input devices and a sensor for determining the rotational speed of the second input device are...
9039204 Projector having a projector lens part and a cover part  
A thin type projector is disclosed. The thin type projector according to present invention includes a panel part slidingly mounted at the front surface of the housing to open and close the...
9033521 Projection device and method for decreasing stray light  
A projection device having an image beam and an off-state light is provided, which includes a camera module, a condensing element, a digital micromirror device (DMD) and a shading element, wherein...
9028071 Light emitting element, light source device, and projection display device  
Light source layer (4) includes substrate (10) and a pair of layers, namely, hole-transport layer (11) and electron-transport layer (13), formed on substrate (10). Directional control layer (5)...
9030108 Gaussian surface lens quantum photon converter and methods of controlling LED colour and intensity  
This invention is a photon-interactive Gaussian surface lens method means that converts incident photons from a single or a plurality of wide band gap semiconductor class light emitting diode...
9016873 Three dimensional image projector stabilization circuit  
A method for providing a feedback circuit for a three dimensional projector. First and second input devices and a sensor for determining the rotational speed of the second input device are...
9010943 Display device  
A display device includes: a display portion having a screen that can display an image; and an image forming substrate formed into a plate, wherein the image forming substrate are configured to be...
9004700 Three dimensional image projector stabilization circuit  
A projector system that includes a first input device, a second input device, a control device, a sensor and a phase locked loop (PLL). A phase reference signal is created based on a signal rate...
9004694 Projection type display device used with another projection type display device for projecting overlapping images, display system, and display  
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...
8998422 System and method for displaying control room data  
Systems, devices and methods for displaying control room data are disclosed. In some embodiments, the systems, devices and methods are employed by operators of infrastructure to depict the status...
9001028 Projector pen  
A small device for projecting images from a video generating device such as a computer, television receiver, or similar device onto a screen or other surface is described in this invention. The...
8998423 Image Projection apparatus  
Assuming that a normal line of an image display surface of a DMD is a normal line Ax of the image display surface, that a direction in which a light beam specularly reflected by a mirror is...
8998421 Projector having polarization conversion  
A projector includes a solid-state light source that emits linearly polarized light, a birefringence element that converts the linearly polarized light emitted from the solid-state light source...
8994764 Image display apparatus and image display method  
An image display apparatus includes: a light source that outputs light; a light modulation device that has plural pixels arranged in a matrix and modulates the light from the light source; a...
8985781 Projector control device and computer-readable recording medium  
A corrector corrects a main image acquired by an image acquirer based on correction setting acquired by a correction setting acquirer, and stores corrected main image in a buffer. An unused area...
8985776 Projection objective having four groups for projecting light onto a projection surface and a projector including the projection objective  
A projector for projecting light onto a projection surface includes a first group (1) with a negative meniscus, a second group (2) with positive refractive power, a third group (3) with a single...
8985777 Content display system and method for displaying content  
Wallpaper serving as a screen and display content such as an image to be projected onto the wallpaper are created while maintaining their correlation. The created display content is projected on...
8985786 Image projection apparatus  
Provided is an image projection apparatus, such as a projector, including a light source; an image generating element such as a DMD that receives light from the light source and forms an image; an...
8985782 Projector and method for controlling projector  
A projector that projects an image allows selection of one of a plurality of controlled objects located in correspondence with the vertices of the contour of the image and the sides of the...
8982286 Projection apparatus, projection method and computer-readable storage medium for correcting a projection state being projected onto curved surface  
A chart generation unit generates an adjustment chart, and a projection unit projects the adjustment chart onto a circular cylinder. A parameter acquiring unit acquires 12 parameters in total,...
8967812 Projection optical system and projection display apparatus  
A projection optical system substantially consists of a first optical system composed of a plurality of lenses and a second optical system composed of one reflection mirror having a convex...
8960913 Three dimensional image projector with two color imaging  
A system is provided for projecting a three-dimensional image. The system includes a first light source, emitting a light of a first color and a second light source emitting light of a second...
8960918 Light source system for a stereoscopic projection apparatus  
A light source system for a stereoscopic projection apparatus is provided. The light source system has a light source module, a first lens unit, a light splitting element, a color wheel module and...
8960917 Digital light processing projector using laser and light emitting diode  
A digital light processing projector includes a light emitting diode (LED), a laser, a rotatable optical element, a reflector, a first filter, a second filter, a digital micro-mirror device (DMD),...
8955977 Projection-type image display apparatus  
A projection-type image display apparatus includes a color separation element including a color separation surface, a light modulation element configured to receive the light divided by the color...
8955981 Projector, projection unit, and interactive board  
A projector includes: a main body section including a light source, a display surface illuminated by light from the light source, and an emission optical system adapted to emit light from the...
8950874 Projection optical system and image display apparatus  
A projection optical system for use in an image display apparatus having an illumination optical system applying light from a light source, and an image display device receiving the light from the...
8950869 Three dimensional image projector with two color imaging  
A method for projecting a three-dimensional image, that includes providing a first light source and a second light source. A polarizing beam splitter (PBS) is disposed adjacent the first light...
8950871 Projection device and projection-type video display device  
Provided are a projection device and a projection-type video display device capable of displaying a plurality of videos, allowing speckles to be inconspicuous, and miniaturizing an optical system....
8944611 Projector, projector control method, and projection system  
When images are projected in a superposing manner on a screen by a plurality of projectors, a controller of a projector obtains drive timing information of liquid crystal panels of the plurality...
8944612 Multi-projector system and method  
A method for automatic delivery of consistent imagery in a multi-projector system includes the steps of dividing the projectors into a plurality of sub-groups of projectors, each projector...
8944610 Image projection apparatus, control method, control program, and storage medium  
An image projection apparatus includes a light source; a projected image outputting unit having multiple mirrors arranged in a matrix, to which radiating light emitted from the light source while...
8944605 Laser projector and method of processing signal thereof  
There is disclosed a laser projector and a method of processing a signal thereof. The laser projector includes a plurality of laser sources configured to generate lasers, a controller configured...
8939586 Systems and methods for projecting in response to position  
The present disclosure relates to systems and methods that are related to projection.
8933982 Display-camera systems  
A display-camera system includes a liquid crystal panel having a screen side and a back side that is opposed to the screen side. A visible light camera is positioned a first spaced distance from...
8926102 Safety Protection method for laser projection apparatus  
A safety protection method for a laser projection apparatus is provided. The laser scanning apparatus includes a laser source, a laser source driver, a scanning mirror, and a light-outputting...
8919969 On-product projection for digital merchandizing  
A system for on-product projection and display of electronic content. The system includes a projector for projecting electronic content, a mirror film stack having a reflective surface facing the...
8919962 Optical apparatus and projection apparatus  
Provided is an optical apparatus including a polarization separation element for separating an incident light beam into a first polarization component and a second polarization component and...
8913183 Video projector and associated data transmission  
A video projector, a cluster of video projectors and a method for wirelessly transmitting image data within the cluster of video projectors. The video projector includes a first antenna located at...
8905551 Unpowered augmented reality projection accessory display device  
An augmented reality system may generate an augmented reality environment by projecting images onto various surfaces within a scene. A projection accessory display device (PADD) provides known...
8905555 Image projection apparatus provided with no relay lens  
An image projection apparatus is provided, which includes an illumination unit which generates illumination light, a first prism which receives the illumination light from the illumination unit...
8899757 Portable video production system  
A portable video production system includes a stand, a prompter portion, a mirror, a piece of glass, and a measuring device. The stand includes a table and a plurality of legs, and is configured...
8899754 Projection type image display apparatus and control method therefor  
There is provided a projection-type image display apparatus which is capable of solving the problem in which the reduction ratio of speckles is small. Light source emits a light beam that is...
RE45258 Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus  
In a projection optical system for use in an image projection apparatus illuminating an image display panel forming an image in accordance with a modulating signal with illumination light from a...
8894217 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Image projection apparatus, control method, control program, and storage medium
 
An image projection apparatus includes a light source; a projected image outputting unit having multiple mirrors arranged in a matrix, to which radiating light emitted from the light source while...
8894211 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,...
8882275 Light source device  
In a light source device, in each division of an image frame, two or more of the color lights X, Y and Z (e.g., red, green and blue) can be projected simultaneously. Each of the color lights X, Y...
8876298 Projector and projector system  
This projector includes a laser beam generation portion outputting a laser beam, an image projection portion, including a scanning portion scanning the laser beam, projecting an image on a...
8870380 System and method for time-multiplexed autostereoscopic display  
A system and a method for time-multiplexed autostereoscopic display are disclosed, wherein the system includes a projector, an optical relaying device and a slit array. The projector can project a...