Abstract: A method is disclosed for producing signals representative of an image of a scene including the following steps: providing an image sensor with a lenticular lens pattern thereon, and projecting the image onto the image sensor via the lenticular lens pattern, the image sensor having a pixel element pattern and the lenticular lens pattern having diamond shaped lenticles and being diagonally oriented with respect to the horizontal scanning direction of the pixel element pattern; and producing image-representative signals by reading out signals from the pixel elements of the image sensor.

Abstract: A method for converting an encoded digital video signal from a decoded relatively lower frame rate to a decoded relatively higher frame rate, including the following steps: deriving, from the encoded video signal, at the relatively lower frame rate, a decoded high resolution component and a decoded low resolution component; increasing the frame rate of the decoded low resolution component by interpolating successive frames of the decoded low resolution component; increasing the frame rate of the decoded high resolution component by duplicating frames of the decoded high resolution component; and obtaining an output relatively higher frame rate video signal by combining the increased frame rate low resolution component and the increased frame rate high resolution component.

Abstract: A method is disclosed for producing signals representative of an image of a scene including the following steps: providing an image sensor with a lenticular lens pattern thereon, and projecting the image onto the image sensor via the lenticular lens pattern, the image sensor having a pixel element pattern and the lenticular lens pattern having diamond shaped lenticles and being diagonally oriented with respect to the horizontal scanning direction of the pixel element pattern; and producing image-representative signals by reading out signals from the pixel elements of the image sensor.

Abstract: A method is disclosed for producing signals representative of an image of a scene including the following steps: providing an image sensor with a lenticular lens pattern thereon, and projecting the image onto the image sensor via the lenticular lens pattern, the image sensor having a pixel element pattern and the lenticular lens pattern having diamond shaped lenticles and being diagonally oriented with respect to the horizontal scanning direction of the pixel element pattern; and producing image-representative signals by reading out signals from the pixel elements of the image sensor.

Abstract: A method for converting an encoded digital video signal from a decoded relatively lower frame rate to a decoded relatively higher frame rate, including the following steps: deriving, from the encoded video signal, at the relatively lower frame rate, a decoded high resolution component and a decoded low resolution component; increasing the frame rate of the decoded low resolution component by interpolating successive frames of the decoded low resolution component; increasing the frame rate of the decoded high resolution component by duplicating frames of the decoded high resolution component; and obtaining an output relatively higher frame rate video signal by combining the increased frame rate low resolution component and the increased frame rate high resolution component.

Abstract: A method for generating color video signals representative of color images of a scene includes the following steps: focusing light from the scene on an electronic image sensor via a filter having a tri-color filter pattern; producing, from outputs of the sensor, first and second relatively low resolution luminance signals; producing, from outputs of the sensor, a relatively high resolution luminance signal; producing, from a ratio of the relatively high resolution luminance signal to the first relatively low resolution luminance signal, a high band luminance component signal; producing, from outputs of the sensor, relatively low resolution color component signals; and combining each of the relatively low resolution color component signals with the high band luminance component signal to obtain relatively high resolution color component signals.

Abstract: A method for three-dimensional viewing includes the following steps: providing first and second stereoscopic video component signals representative of a three-dimensional scene; providing first and second orthogonally oriented two-dimensional liquid crystal display panels, and respectively coupling the first and second video component signals to the first and second LCD panels to produce first and second two-dimensional polarized images; providing a 90 degree polarization rotation with respect to one of the first and second images, so that the first and second images are orthogonally polarized; providing a polarization-sensitive reflector angularly between the first and second orthogonally polarized images to superimpose and direct both of the first and second orthogonally polarized images toward a viewer; and viewing the superimposed first and second orthogonally polarized images with Polaroid glasses.

Abstract: A method is disclosed for producing signals representative of an image of a scene including the following steps: providing an image sensor with a lenticular lens pattern thereon, and projecting the image onto the image sensor via the lenticular lens pattern, the image sensor having a pixel element pattern and the lenticular lens pattern having diamond shaped lenticles and being diagonally oriented with respect to the horizontal scanning direction of the pixel element pattern; and producing image-representative signals by reading out signals from the pixel elements of the image sensor.

Abstract: A method is disclosed for producing signals representative of an image of a scene including the following steps: providing an image sensor with a lenticular lens pattern thereon, and projecting the image onto the image sensor via the lenticular lens pattern, the image sensor having a pixel element pattern and the lenticular lens pattern being diagonally oriented with respect to said pixel element pattern; and producing image-representative signals by reading out signals from the pixel elements of the image sensor.

Abstract: A method for producing electronic video signals representative of color images of a scene, includes the following steps: providing a sensor having a color filter thereover; providing a motion picture film camera type of lens system that focuses light from the image onto the color filter and sensor; and producing electronic video signals from the output of the sensor; the sensor including a sensor array having alternate lines offset by half a pixel spacing, and diagonally coupled pixels on successive lines, and the color filter having repeating R, G, and B patterns offset on successive lines so that R pixels are arranged diagonally, G pixels are arranged diagonally, and B pixels are arranged diagonally.

Abstract: A method is disclosed for producing progressive scan signals representative of an image of a scene, including the following steps: providing an image sensor onto which the image is projected, the image sensor having a diagonal pixel pattern; producing frame pairs as follows: during one frame of a frame pair, outputting pixel values alternately from successive adjacent line pairs of the sensor, starting at an odd numbered line, and, during the other frame of a frame pair, outputting pixel values alternately from successive adjacent line pairs of the sensor, starting at an even numbered line.

Abstract: A method for producing electronic video signals representative of a focused moveable image includs the following steps: providing a charge coupled device, masking substantially less than half of the lines of the device to form a masked storage area and a substantially larger unmasked sensing area; disposing the sensing area in the path of the image; providing a shutter for periodically blocking the image from the sensing area; and providing clocking signals to the device to shift sensed lines of the image from the sensing area to the storage area and to clock image representative electronic video signals out of the device.

Abstract: A method for producing electronic signals representative of images on a source film includes the following steps: illuminating the film with a light source to obtain an illuminated frame; providing an electronic image sensor; providing a lens array for projecting the illuminated frame on the electronic image sensor, and providing an aperture in conjunction with the lens array for high spatial frequency cutoff in the image; and reading out image representative electronic signals from the electronic image sensor.

Abstract: A technique for producing electronic video signals representative of color images of a scene includes use of a regular CCD for the color channel and a back-thinned CCD for a luminance channel; a technique for deriving blue and reconstructing full resolution R, G, B from full resolution white and a red and green checkerboard pattern; and a technique for deriving an automatic gain control signal using an unshielded white area on the CCD to obtain a white reference.

Abstract: Methods and systems are disclosed for displaying images represented by image-representative video signals. In one embodiment, an apparatus is provided for displaying images represented by image-representative input signals, including: rows of micro light sources, such as microlasers or LEDs for producing sheets of light; a diffractive panel, in the path of the sheets of light, which receives the input signals and diffracts the sheets of light to obtain diffracted light imparted with image-representative information; and a Schleiren optical system for processing the diffracted light to produce images represented by the image-representative input signals.

Abstract: An apparatus for displaying images represented by electronic image information, that includes a light source and a reflective light modulator for optically modulating, with the image information, light from the light source to obtain a diffraction pattern that depends on the image information. An optical system is provided for converting the diffraction pattern into an image, and projection optics are provided for projecting the image obtained with the optical system. The optical system includes an array of schlieren bars and a focusing reflector.

Abstract: A technique for producing electronic video signals representative of color images of a scene, includes the following steps: providing a luminance sensor and a color sensor having a color filter thereover; providing a pellicle beamsplitter, and providing a motion picture film camera type of lens system that focuses light from the image, via the beamsplitter, onto the luminance sensor and the color sensor; and producing electronic video signals from outputs of the luminance sensor and the color sensor. The pellicle can be ultrasonically excited to effect optical prefiltering.

Abstract: Methods and systems are disclosed for displaying images represented by image-representative video signals. In one embodiment, as apparatus is provided for displaying images represented by image-representative input signals, including: rows of micro light sources, such as microlasers or LEDs for producing sheets of light; a diffractive panel, in the path of the sheets of light, which receives the input signals and diffracts the sheets of light to obtain diffracted light imparted with image-representative information; and a Schleiren optical system for processing the diffracted light to produce images represented by the image-representative input signals.

Abstract: A technique for producing electronic video signals representative of color images of a scene, includes the following steps: providing a luminance sensor and a color sensor having a color filter thereover; providing a beamsplitter, and providing a motion picture film camera type of lens system that focuses light from the image, via the beamsplitter, onto the luminance sensor and the color sensor; and producing electronic video signals from outputs of the luminance sensor and the color sensor.

Abstract: A method for producing electronic signals representative of images on a source film includes the following steps: illuminating the film with a light source to obtain an illuminated frame; providing an electronic image sensor; providing a lens array for projecting the illuminated frame on the electronic image sensor, and providing an aperture in conjunction with the lens array for high spatial frequency cutoff in the image; and reading out image representative electronic signals from the electronic image sensor.