Image processing method and apparatus
Accordingly, an object of the present invention is to provide an image processing method and apparatus in which a high-quality output color image that is faithful to an input color image can be obtain... Read More
Inventors: Shingu, Toshiaki; Inoue, Hiroshi; Imaizumi, Masaaki;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
X-ray image detecting apparatus and image reading apparatus
In view of the above conventional example, an object of the present invention is to provide an X-ray image detecting apparatus and an image reading apparatus that can improve operation efficiency with... Read More
Inventors: Inoue, Hitoshi; Saigusa, Akio;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Methods and apparatus for monitoring and quantifying the movement of fluid
OF THE INVENTION While the present invention may be embodied in many different forms, disclosed herein are specific illustrative embodiments thereof that exemplify the principles of the invention. It... Read More
Inventors: Schutt, Ernest G.;, Assignee: |
Video segmentation using statistical pixel modeling
The present invention is directed to a method for segmentation of video into foreground information and background information, based on statistical properties of the source video. More particularly, ... Read More
Inventors: Lipton, Alan J.; Allmen, Mark; Haering, Niels; Severson, William; Strat, Thomas M.;, Assignee: DiamondBack Vision, Inc. (Reston, VA) |
Tracking semantic objects in vector image sequences
The invention provides a method for tracking semantic objects in vector image sequences. The invention is particularly well suited for tracking semantic video objects in digital video clips, but can a... Read More
Inventors: Gu, Chuang; Lee, Ming-Chieh;, Assignee: Microsoft Corporation (Redmond, WA) |
Method for video-based nose location tracking and hands-free computer input devices based thereon
According to the invention, a convex shape such as the shape of the tip of the nose, is a robust object for precise and smooth location tracking with a video camera. In its method aspect, the inventio... Read More
Inventors: Gorodnichy, Dmitry O.;, Assignee: National Research Council (Ottawa, CA) |
Three direction measurements for characterization of a surface containing metallic particles
OF THE INVENTION In optically characterizing surfaces containing metallic particles such as metallic paints and films, it was recognized that directional reflectance had to be considered. Metallic pa... Read More
Inventors: Alman, David H.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Visual calibrator for color halftone imaging
A visual calibration table is described in which specific target images (combining at least two and up to four or more color separations) are prepared for comparison with a proofing calibration chart.... Read More
Inventors: Fisch, Richard S.; Larshus, David A.; Sands, John A.; VerMurlen, Mark E.;, Assignee: Imation, Inc. (Oakdale, MN) |
Image processing apparatus and method
The present invention is made in consideration of the above drawbacks and it is an object of the invention to eliminate a discontinuous portion and to allow a compression result of a color space to ha... Read More
Inventors: Ohga, Manabu;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
3-D ultrasound imaging system with pre-set, user-selectable anatomical images
An ultrasound imaging system incorporating the invention enables a user to select a pre-set anatomical view from a 3-D data set. The system includes a transducer which produces an ultrasound beam that... Read More
Inventors: Clark, David W.;, Assignee: Agilent Technologies, Inc. (Palo Alto, CA) |
Gamut correction with color separation and methods and apparatuses for performing same
In one aspect of the present invention, an improved gamut mapping technique consists of redefining the red, green, and blue monitor chromaticities to values for which corresponding hues appear as inte... Read More
Inventors: Marsden, Jonathan; Samadani, Ramin;, Assignee: Electronics for Imaging, Inc. (Foster City, CA) |
Arrangement for mapping colors between imaging systems and method therefor
According to one embodiment, the present invention is directed to a color mapping method for use in transforming colors between color imaging systems. The color mapping method includes using forward t... Read More
Inventors: Edge, Christopher J.; Fischer, Timothy A.; Rozzi, William A.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Image processing method and apparatus
The present invention is made in consideration of the above situation, and has as its object to provide an image processing method and apparatus for realizing excellent color reproduction regardless o... Read More
Inventors: Kumada, Shuichi; Ohga, Manabu;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Image processing apparatus and method, and profile generating method
The present invention is made in consideration of the above situation, and has as its object to provide an image processing apparatus and method for performing color matching, which enables human visi... Read More
Inventors: Ohga, Manabu;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Digital/analog television signal receiving set
It is a primary object of the present invention to provide a digital/analog television signal receiving set capable of simply conducting tuning of a desired television channel. [Means for Solving the ... Read More
Inventors: Onomatsu, Takehiro;, Assignee: Funai Electric Co., Ltd. (JP) |
Signal transmission method
The invention has the object of creating a signal transmission method in accordance with the principle of quadrature/amplitude modulation, in which method digital data occurring at a time interval T a... Read More
Inventors: Dzung, Dacfey;, Assignee: BBC Brown Boveri AG (Baden, CH) |
Recursive median filtering
My copending patent application Ser. No. 07/173,859 filed March 15, 1988 titled "Automatic Target Detection and Recognition" (hereby incorporated by reference) covers a target screener using a segmen... Read More
Inventors: May, Roger A.;, Assignee: The United States of America as represented by the Secretary of the Air (Washington, DC) |
Transmission system comprising receiver with improved timing means
It is an object of the invention to provide a system as defined in the opening paragraph in which the clock recovery system produces a clock signal having reduced phase jitter without the tracking rat... Read More
Inventors: Bergmans, Johannes W. M.;, Assignee: U.S. Philips Corporation (New York, NY) |
Method and apparatus for context sensitive post processing to select an appropriate modulation pattern for a pixel based upon neighboring pixels
In the system and method in accordance with the preferred embodiment of the present invention, a pixel map sends a multibit representation of the output pixel data for a given image to a modulator. Th... Read More
Inventors: Guay, Randall G.; Chen, Kok;, Assignee: Apple Computer, Inc. (Cupertino, CA) |
Apparatus and method for arbitrary binary resolution conversion
OF THE PRESENT INVENTION The following will be a detailed description of the drawings illustrating the present invention. In this description, as well as in the drawings, like reference numerals repr... Read More
Inventors: Lin, Ying-wei; Shiau, Jeng-Nan;, Assignee: Xerox Corporation (Stamford, CT) |
Systems and methods for template matching of multicolored images
Accordingly, when tasks such as resolution conversion, restoration, appearance tuning and descreening are performed on monochrome or color images, a filter is often applied independently to each color... Read More
Inventors: Loce, Robert P.; Cianciosi, Michael S.; Lin, Ying-Wei;, Assignee: Xerox Corporation (Stamford, CT) |
Compact rendering for processing binary high addressability images
In accordance with the present invention, there is provided a method of processing a high addressability binary image comprises converting the high addressability binary image to gray-scale image data... Read More
Inventors: Loce, Robert P.; Zhang, Yeqing; Williams, Leon C.; Branciforte, Michael;, Assignee: Xerox Corporation (Stamford, CT) |
Method of improving a digital image as a function of its dynamic range
Accordingly, it is an object of the present invention to provide a method of improving an image created with digital data for both color and non-color images. Another object of the present invention t... Read More
Inventors: Woodell, Glenn A.; Jobson, Daniel J.; Rahman, Zia-ur;, Assignee: Science and Technology Corp. (Hampton, VA); The United States of America as represented by the Administrator of the (Washington, DC) |
Video noise reduction system
The present invention has application in the field of film to video tape conversation, but works in conjunction with any video signal from which it is desired to reduce noise which results from film g... Read More
Inventors: Spears, Steven; Walker, David;, Assignee: Walker Digital Audio Video Systems, Inc. (Covina, CA) |
Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
FIG. 1 illustrates a portion of a high definition television (HDTV) receiver for receiving and digitally processing an HDTV signal of the type shown in FIG. 2. This signal will be described before pr... Read More
Inventors: White, Hugh E.;, Assignee: RCA Thomson Licensing Corporation (Princeton, NJ) |
Television scan line doubler including temporal median filter
WITH OBJECTS A general object of the present invention is to provide an improved method and apparatus for television scan line doubling and display which includes a temporal median filter for pixel in... Read More
Inventors: Campbell, Jack J.; Faroudja, Yves C.; Lyon, Thomas C.;, Assignee: Faroudja; Yves C. (Sunnyvale, CA) |
Fifty channel television transmitter
What is claimed is: 1. A device that simultaneously transmits a plurality of television channels, comprising; a local oscillator that generates a predetermined frequency; a mixer having an input port,... Read More
Inventors: Gabor, William D.;, Assignee: |
Apparatus for reducing artifacts in error diffused images
What is claimed is: 1. Apparatus for a recursive spatial filter which eliminates visible grain patterns from bilevel digital images, said apparatus comprising: means, responsive to pel values that for... Read More
Inventors: Klees, Kevin J.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Noise reducing apparatus and methods for television receivers
The invention is embodied in a principal one of its aspects in a television system including a source of an intermediate frequency (IF) signal comprising an IF picture carrier amplitude modulated with... Read More
Inventors: Harford, Jack R.;, Assignee: Samsung Electronics Co., Ltd. (Suwon, KR) |
Method of forming halftone screen
It is a primary object of the present invention to provide a method of forming a halftone screen to produce a better halftone dot image by eliminating a periodic pattern in the halftone dot image thro... Read More
Inventors: Inoda, Masahiro;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Image Analysis 
