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8154584 |
Image capture system for a digital holographic printer
An image capture system for a digital holographic printer is disclosed comprising a digital camera (22) having a relatively small horizontal field of view (29). The camera (22) is translated along...
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8149265 |
Holographic video display system
A holographic video display comprises a monochromatic light source, a video signal generator, guided-wave acousto-optic modulators for diffracting light according to signals received from the video...
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8149266 |
Holographic reconstruction system having an enlarged visibility region
The invention relates to a holographic reconstruction system for the reconstruction of scenes having at least one video hologram modulated wave front, and an enlarged visibility region. The system...
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8139103 |
Traveling lens for video display
A video display includes a light signal generator that generates modulated light signals containing video information propagating along an optical guideway. A light-releasing mechanism releases...
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8125578 |
Table type bi-directional imaging apparatus
Disclosed is a table type bi-directional imaging apparatus, in which left and right viewers located at left and right sides simultaneously view the same picture or different pictures. The table...
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8098275 |
Three-dimensional imaging system using optical pulses, non-linear optical mixers and holographic calibration
A three dimensional imaging system is disclosed which includes a three dimensional display (12), three-dimensional calibration equipment (16), and one or more two-dimensional (15) or three...
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8063930 |
Automatic conversion from monoscopic video to stereoscopic video
The invention is a method for converting a monoscopic video movie passively acquired using a single camera to a stereoscopic video movie. The method comprises generating stereoscopic pairs...
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8049814 |
Holographic microscope
The preferred embodiments of the present invention include a holography attachment device that is attachable to a digital imaging device to form a holographic microscope. The holography attachment...
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7990467 |
Parallax image pickup apparatus and image pickup method
A parallax image pickup apparatus for forming a parallax image train by photographing an object from a plurality of directions includes an image pickup unit in which an image pickup device and an...
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7986318 |
Volume management system for volumetric displays
The present invention is a system that manages a volumetric display using volume windows. The volume windows have the typical functions, such as minimize, resize, etc., which operate in a volume....
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7961182 |
Stereoscopic image display method
A stereoscopic image display method capable of stereoscopic display of a photographed image. One two-dimensional image is selected, and one pixel capable of being viewed from a corresponding...
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7952777 |
Three-dimensional video display apparatus
In a three-dimensional video display apparatus, accommodation and convergence among physiological characteristics of eyes are abandoned, thereby resulting in generation of unnatural...
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7932873 |
Image transfer apparatus
An apparatus includes a light source configured to provide a path of light and a spatial light modulator located in the path of light and configured to modulate the light source. Relay optics are...
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7847227 |
Optical measuring system
Apparatus and methods are described for measuring amplitude and phase variations in a spatially coherent beam of light. A beam of coherent light is made incident upon a spatial array of phase...
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7804632 |
Display device using 1 dimensional hologram
An image display device using a one-dimensional hologram is disclosed. The image display device includes a light deflection unit which deflects a parallel light ray and adjusts the incident angle...
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7791560 |
Image transfer apparatus
An apparatus includes a light source configured to provide a path of light and a spatial light modulator located in the path of light and configured to modulate the light source. Relay optics are...
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7565003 |
Image processing apparatus and method, printed matter production apparatus and method, and printed matter production system
A method capable of converting motion image data, which is captured in an ordinary way without intending to produce parallax image printed matter, to data that can be printed as parallax image...
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7558421 |
Distortion correcting rendering techniques for autostereoscopic displays
Characterization of hologram elements (hogels) produced using specially designed test pattern images provides more accurate information that can be used to render images for use in hogel...
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7379096 |
Image processing method for processing image data based on conditions customized for each user
Preference of tone and color for a specific target is reflected on image data obtained by a digital camera, and colors and tones can be set as desired for each model of a digital camera. A...
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7150531 |
Autostereoscopic projection viewer
An autostereoscopic viewer is employed to produce aberration corrected images to simulate a virtual presence by employing pairs of projector optical components coupled with an image corrector plate...
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7151849 |
Efficient block transform including pre-processing and post processing for autostereoscopic displays
Image data processing techniques utilizing multiple processes operating on one or more processors of one or more computer systems can be used to efficiently rearrange or reparameterizing image data...
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6940653 |
Radiation conditioning system
A holographic imaging system and method includes a radiation source for generating radiation. A data base has a set of elements, each element is indicative of a trajectory of a light ray exiting a...
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6771402 |
Method and apparatus for generating a hologram
A method and system for generating a hologram include a computer (104) connected to a printer (108). A mathematical description (102) of an object, including for example the physical dimensions of...
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6765545 |
Stereoscopic image display system using polarization characteristics of a liquid crystal device panel
The present invention relates to a stereoscopic image display system using polarization characteristics of a liquid crystal display panel, which realizes a stereoscopic image by disposing in an...
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6727937 |
Holographic device for formation of colored, polarized and angularly separated light beams and video image projector which utilizes it
A holographic device, which has first and second roughly coplanar and superposed holograms, which are illuminated by the same non-polarized light beam with at least first and second spectral...
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6690408 |
Use of a holographic video screen as a display surface for information systems
A display unit for an information processing system comprises a holographic image generating system. The information processing system may be a computer, television, telephone or other information...
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6639631 |
Projection television using a holographic screen
A projection television receiver having red, green and blue image projectors for respective images of different colors and a high gain projection screen formed by at least one hologram disposed on...
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6628321 |
Method and apparatus for simulating views from a window
A remote viewing system for simulating the views from a window includes a camera assembly and a remote viewing assembly. The camera assembly obtains views of a site and transmits the views to the...
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6621530 |
Projection televisions with mirrors incident on holographic screens
A projection television has a screen with a three dimensional hologram on a film substrate for collecting light over a range of incident angles and redirecting the light more nearly forward....
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6513259 |
Slide assembly with adjustable sliding resistance
A slide is mounted on a slideway with a pair of tongue and groove interconnections. The slideway has a pair of engagement rails or tongues provided on a pair of cantilevered arms. The rails are...
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6512607 |
Holographic display overlay
A wireless communication device having a display screen with a holographic overlay. The holographic overlay includes an image that is visible when the display screen is viewed at predetermined...
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6483534 |
Stereoscopic image production method and device for implementing same
A device and a method for producing a stereoscopic image with horizontal parallax including diffracting electromagnetic rays emitted by an object to provide a first dispersion of dispersed...
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6483533 |
Projection televisions with three dimensional holographic screens
A projection television is provided comprising at least three image projectors for projecting respective images of different colors onto a holographic projection screen. One of the projectors has a...
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6400417 |
Projection television with three-dimensional holographic screen and centered blue CRT for balanced CRT drive
In a method for controlling color temperature a projection television having green, blue and red image projectors and a projection screen, holographically improving color shift performance of the...
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6382798 |
Optical device for projection display system
An optical device for projection display system comprising: a LCD projector, a luminescent spot projector for forming a luminescent spot on a screen, a luminescent spot extracting means for...
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6339486 |
Holographic technique for illumination of image displays using ambient illumination
An apparatus and method is disclosed for illuminating an image display with ambient light using holographic techniques. The apparatus includes a pair of holographic optical elements each having a...
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6269170 |
Method and system for producing computer generated holograms realizing real time holographic video production and display
A scheme for producing computer generated holograms in which a motion vector of each object to be displayed is detected, objects are classified according to their motions, a hologram fringe pattern...
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6201565 |
Method and apparatus for displaying three-dimensional images
The method and apparatus of the invention pertains to a simultaneously modulated light beam carrying the information of a three-dimensional image is directed to pixels (image points) defining a...
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6185016 |
System for generating an image
A system for generating an image comprising an illumination system having a light source and a plurality of holographic devices switchable between an active state wherein light from the light...
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6009189 |
Apparatus and method for making accurate three-dimensional size measurements of inaccessible objects
Spatial locations of individual points on an inaccessible object are determined by measuring two images acquired with one or more cameras which can be moved to a plurality of positions and...
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5952988 |
Display having gradient response pixels
A display includes a plurality of individually electrically controllable pixels. Each pixel has a layer of light controlling medium extending over a predetermined area of the pixel. The light...
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5805316 |
Twin-image elimination apparatus and method
The twin-image elimination apparatus of the present invention comprises (a) a scanning light source for emitting a scanning light beam; (b) an interference device which converts the scanning light...
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5767993 |
Holographic display transmitting device
A holographic apparatus for continually sensing, transmitting and reconstructing a three-dimensional image including a device for receiving a holographic interference pattern such as a video...
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5739812 |
System for inputting image and commond using three-dimensional mouse capable of generating, in real time, three-dimensional image
In a system for inputting image and command using a three-dimensional mouse, a transmitting dipole antenna (13) is movable in an out side real space which responds to a virtual space to radiate an...
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5715383 |
Compound depth image display system
A system and method that captures depth images of different content documents or scenes to be provided in a compound document. The viewpoints for the captured depth images are used to adjust the...
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5696552 |
Stereoscopic display apparatus
An image display to display a 2-dimensional image and a beam deflector to deflect the lights from the pixels constructing the image of the image display are provided. The beam deflector is arranged...
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5652666 |
Holographic 3-D display system with spatial light modulator
A method of using a display system having a spatial light modulator (14) to display holographic images. The spatial light modulator (14) generates images that represent vertical strips of a...
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5581378 |
Electro-optical holographic display
A display device which is capable of producing a plurality of different views of an image simultaneously is provided. The display includes an array of semiconductor devices with an electro-optical...
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5515183 |
Real-time holography system
A real-time holography system includes a matrix liquid crystal display, as used in a liquid-crystal television set, for producing a hologram. An image of an interference-fringe pattern caused by an...
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5303043 |
Projection television display utilizing Bragg diffraction cell for producing horizontal scan
Apparatus for horizontally scanning an image corresponding to electronic video input information utilizing a Bragg Diffraction cell in which collimated light from a laser directed through the cell...
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