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Match Document Document Title
7554586 System and method for scene image acquisition and spectral estimation using a wide-band multi-channel image capture  
A system and method for multi-spectral image capture of a first scene includes acquiring a first series of images of the first scene with one or more image acquisition systems and filtering each of...
7426065 System and method for alternating between transmitting and reducing incident light on pixel portion of an imager  
An imager apparatus comprises a pixel and a first filter positioned in an incident light path for a portion of the pixel, the filter being operable to alternate between transmitting and reducing...
7290883 System and method for projecting video onto a screen  
The disclosed embodiments relate to a system and method for projecting video onto a screen. A video unit ( 10 ) may comprise a color wheel ( 14 ), a light source ( 12 ) configured to project light...
7158323 Apparatus for switching optical low pass filters for use in optical instrument  
Disclosed is an optical filter switching apparatus used in an optical instrument for converting externally input image information into video image information and outputting the video image...
7139040 Method to correct non-periodic index event time-of-arrival data in a synchronization system  
A system and method for correcting non-periodic event time of arrival data in a control system. The system and methods are particularly applicable to the speed and phase control of a color wheel...
7098952 Imager having multiple storage locations for each pixel sensor  
An imager includes an array of pixel sensors. Each pixel sensor indicates at least two different primary color components of an image. For each pixel sensor, at least two storage locations are...
7042506 Solid state image pick-up system  
A solid-state image pick-up system according to the present invention comprises an image pick-up lens for making incident light from a subject form an image on an image pick-up surface, a light...
6738104 Robust color wheel phase error method for improved channel change re-lock performance  
A new method for phase locking the color wheel in a color field-sequential projection display. At periodic interrupts, the method determines which color wheel index mark should be driven into...
6639694 Imaging apparatus with divers resolution  
An imaging apparatus with divers resolution includes a light source, a reflection lens set, a major lens and an image-capture unit. The light source is used to illuminate a document for further...
6567134 Secondary color boost in sequential color systems  
A method and system of increasing the intensity of secondary colors in sequential color display systems. The method utilizes light during a transition period between two primary color periods to...
6400511 Projection system and method of controlling a square-wave current light source in a projection system  
A projection system is provided with a square-wave current light source and a color wheel with differently colored segments. The lifetime of the light source is long since the square-wave current...
6388709 Image sensing apparatus with optical modulation elements having transmission characteristics controllable by pixel  
An image sensing apparatus having a solid-state image sensing device is provided with an optical modulation element, made of electrochromic element for R, G, and B layers, whose spectral...
5905479 Coloring device with rotary filter and detection sensor mounted on the drive motor rotor  
A coloring device for use, for example, in a color image display device, includes a rotary filter rotated by a motor and includes color filter sections of the three colors which pass over the...
5754229 Electronic image sensor with multiple, sequential or staggered exposure capability for color snap shot cameras and other high speed applications  
An image sensor device capable of snap shot color applications comprising an array of image registers for converting the light from successive image frame exposures into indicative charge packets,...
5748236 Color mixing prevention and color balance setting device and method for a field-sequential color television camera  
A device and method provides high-speed processing in a color television camera without color mixing and achieves a color balance. The device comprises a color filter for color separating the light...
5654756 Image pick-up apparatus having color space converter and/or shield disc with slit  
An image pick-up apparatus, wherein a light emitting device sequentially emits a plurality of colors of light to a subject, a mono-color image pick-up element photo-electrically converts light...
5592221 Photographic camera with rotatable filter assembly having interchangeable filter disks and charge-coupled surface sensor  
A photographic camera (1) includes a back part (8) attachment that houses a charge-coupled surface sensor (9) and an associated filter system (11 and 13-17). The filter system includes a plurality...
5526048 White balance adjusting device for an electronic still camera  
A white balance adjusting device includes a dichroic prism for dividing light reflected from an object into a green-component, a red-component and a blue-component. These primary color components...
5448652 Adaptive display system  
The present invention relates to a digital image analysis method for automatically identifying an object in a background, characterizing the object by color by determining at least one interior...
5448314 Method and apparatus for sequential color imaging  
A sequential color system is provided in which a processor (22) is coupled to a memory (24) and a receiver (27). Images are generated by shining light from a light source (28) through a color wheel...
5430476 Device for supplying light to endoscopes  
A device has a light source apparatus, which, as required, feeds white continuous light or sequential colored light by means of a filter device having several color surface regions and two filter...
5410347 Color optical scanner with image registration holding assembly  
A scanning apparatus having a linear photosensor, an imaging assembly, and a scanning displacement assembly adapted for producing relatively constant rate linear displacement between an imaged...
5406331 Digital camera for recording color images  
A method of operation for a digital color camera permits the rapid accumulation of three basic color images that can be combined into a full-color reproduction. The scene to be captured is focused...
5398058 Color image pickup device having color temperature converting filters  
A filter member which can alternatively arrange a proper one of a plurality of kinds of color temperature converting filters onto an optical axis of an image pickup device is provided and the...
5371543 Monolithic color wheel  
A color wheel comprised of two or more interference filters deposited on or bonded to a substrate 30 without the use of a frame or spokes. Filters 32, 34, and 36 preferably abut and are typically...
5363136 Cam actuated optical offset image sampling system  
The system of the present invention increases the resolution of an image that may be formed from an image sensor without increasing the resolution of the sensor. An image beam is directed along a...
5339107 Color optical scanner with rotating color filter assembly  
A color optical scanner for generating data representative of a color image of an object which is scanned including: a linear sensor array located on an image plane for generating a data signal...
5325190 Color field sequential imaging apparatus having color-misregistration correction function based on correlations in units of colors  
A field sequential imaging apparatus includes an imaging unit for imaging an object in units of colors by sequentially switching a plurality of color filters, and a correction unit for correcting...
5282043 Color video camera and method for improving resolution of a semiconductor image sensor  
A color television camera has a semiconductor image sensor composed of sensor elements of the CCD type arranged in a raster. The charges produced in the sensor elements within an integration...
5258834 Electronic endoscope for producing a color image by extracting a plurality of field picture images in one field period without changing a horizontal clock rate  
An electronic endoscope system having an electronic endoscope inserted into a body cavity, a light source unit for successively supplying illumination lights into the electronic endoscope, a...
5245416 Multicolor solid state imager with rotational swing drive  
A color camera having good to-noise ratio and good resolution uses a single CCD image sensor chip with an optical color filter having a multiplicity of clusters of three circular areas, each of a...
5233416 Electronic endoscope system  
An electronic endoscope system compatible with solid-state image sensor elements of different types, including a rotary color wheel located in the path of illuminating light from a light source and...
5233385 White light enhanced color field sequential projection  
A method for increasing the brightness of a scene in a color projection system is disclosed. The brightness can be increased in both temporal and spatial filtering systems. In a temporal system, a...
5162647 Color image intensifier device utilizing color input and output filters being offset by a slight phase lag  
A color image intensifier device combines an image intensifier tube providing monochrome output with input and output color members each having a plurality of color portions for passing respective...
5155585 Image pickup apparatus for receiving light and converting to an electrical signal corresponding to the light  
An image pickup apparatus receives light on image sensing elements and generates an electrical signal corresponding to integrals of luminances thereon with respect to time and outputs the...
5153717 Color camera of surface-sequence system  
A color camera of a surface-sequence system comprises a rotational filter having a plurality of filtering parts respectively for red, green, and blue color signals, an image pick up for...
5113254 Electronic endoscope apparatus outputting ternary drive signal  
An endoscope apparatus is disclosed in which the horizontal transfer of the charge of a solid imaging device such as a CCD and the resetting for the detection of the charge are conducted by a...
5103300 Rotary filter color camera with control of filter rotation and pickup output  
A camera of the type in which a rotary filter having color filter sections formed for three different colors is rotated between an image pickup and an object and the image pickup repeatedly stores...
5084761 Video camera with rotatable color filter and registration correction  
In a color camera in which each time a rotatable filter is changed over to the positions of the filter portions of R, G and B, the reading operation of an image pickup device is performed to...
5046162 Image input device having color filters and filter position detector  
An image input device for inputting a light image of an object with the use of a filter unit having at least two color filters for receiving the light image and separating the light image into the...
5000570 Optical system for stagger compensation in an optical scanner  
An optical scanner is provided wherein each waveband, i.e. blue, green and red, is detected during successive revolutions of an analyzing drum. A variable scanning aperture disc selectively...
4998163 Stepping motor control having a dynamically variable loop filter circuit  
Apparatus for controlling a stepping motor drive system during start up and maintenance of a desired oeprating speed. A dynamically variable loop filter i.e. a boot strap loop filter is used in a...
4937663 Apparatus for scanning and recording a color image having a scanning element with scanning periods equal to the reciprocal of the flicker rate of a light source illuminating the color image and a rotating multi-segment color filter  
A scanning apparatus for scanning and recording a color image. A source of light having a certain flicker rate illuminates the color image, and a scanning element, such as a charge-coupled device,...
4916528 Color stripe filter in color image pickup apparatus  
A color separation stripe filter in a color image pickup apparatus in which a color image is focused on a photo-electric conversion target through the filter to be converted to an electrostatic...
4909600 Light chopper assembly  
A light chopper wheel for use in a video system that is capable of producing either black and white or full color images. The wheel is formed of two circular sheet metal plates that are joined in...
4885634 Endoscope apparatus capable of monochrome display with respect to specific wavelength regions in the visible region  
An endoscope apparatus equipped with a device for generating color image signals for a normal color display from image signals picked up by using a solid image pickup element under an illuminating...
4879592 Camera with two-bladed shutter mechanism with multiple filter apertures disposed for relative movement to provide sequential color separation exposures  
A color component separation camera is provided with a shutter blade mechanism in which the different color exposing filters are integrated to provide a quick series of succeeding color component...
4851899 Field-sequential color television camera  
To prevent color turbidity due to residual image characteristics of an image sensor and to improve low color saturation due to rise-response characteristics of the image sensor, a object image to...
4841358 Device for reading a color image from an original document with reciprocating filter  
A color document image reading device provides for inputting of a color image on an original document to various kinds of image processing apparatus. The color document image is decomposed into...
4839739 Image signal binary circuit with a variable-frequency clock signal generator for driving an image sensor  
A one-dimensional image sensor comprising a solid image pick-up element takes images in sequence, and generates an image signal. Clock pulses from a frequency variable type clock pulse generator...
Matches 1 - 50 out of 84 1 2 >