Video signal processing apparatus for processing a video signal which is transmitted in accordance with a dot interlaced schanning system and inputted thereto
Accordingly, it is a general object of the present invention to provide a novel and useful video signal processing apparatus in which the disadvantages described heretofore are eliminated. Another and... Read More
Inventors: Fujita, Akira; Shimizu, Kyoichi;, Assignee: Victor Company of Japan, Ltd. (Yokohama, JP) |
Video monitor using encoded sync signals
What is claimed is: 1. A video display terminal having a plurality of operating modes including: input terminals for receiving incoming horizontal and vertical sync signals with the polarity of at lea... Read More
Inventors: McBeath, Les L.; Sheikholeslami, Amir M.; Turro, Glenn T.;, Assignee: Zenith Electronics Corporation (Glenview, IL) |
Image processing system with external storage of special effect data
What is claimed is: 1. An image processing system for applying a video special effect to input image data, comprising: a memory for storing image processing data; coefficient generator means for gener... Read More
Inventors: Fujita, Shinichi;, Assignee: Sony Corporation (Tokyo, JP) |
Improvements in or relating to video image keying systems and methods
The object of the present invention is to reduce the problem of spurious signals such as illustrated above. According to one aspect of the present invention there is provided an image processing syste... Read More
Inventors: Hinson, Neil R.;, Assignee: Quantel Limited (Newbury, GB2) |
Video mixing apparatus
A video mixing apparatus for mixing a first video signal and a second video signal in accordance with a first key signal and a second key signal according to the present invention includes: a key sign... Read More
Inventors: Yamada, Yoshiki; Suzuki, Norio;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Digital apparatus for contour enhancement of video signal
An object of the present invention is to provide apparatus for producing a contour enhancement signal that enhances the contours of a video signal without overenhancing already fine contours. Another ... Read More
Inventors: Tanji, Ichiro; Kihara, Taku;, Assignee: Sony Corporation (Tokyo, JP) |
Digital circuit for suppressing changes in a digital signal
Accordingly, it is one object of the invention to provide a digital circuit with which the aforementioned disturbances can be eliminated. In accordance with the principles of the invention, as far as ... Read More
Inventors: Flamm, Peter M.;, Assignee: ITT Industries, Inc. (New York, NY) |
Method and apparatus for dynamically setting a background level
OF THE PREFERRED EMBODIMENTS FIG. 2 shows an overview of data flow in an apparatus for generating a background level, which constitutes a part of an image scanning system. Scan bar sensor 205 moves a... Read More
Inventors: Lin, Ying-wei;, Assignee: Xerox Corporation (Stamford, CT) |
Directional running average segmentation
In accordance with the teachings of the present invention, an adaptive threshold level for each pixel is set based upon a running horizontal and/or running vertical average of the pixel intensities co... Read More
Inventors: Lepore, Robert G.; Braunreiter, Dennis C.;, Assignee: Hughes Aircraft Company (Los Angeles, CA) |
Automatic identification and correction of bad pixels in a large area solid state x-ray detector
The present invention provides such a means for identifying and correcting for bad pixels in a large area solid state x-ray detector, whereby bad pixel values are replaced by values that blend in with... Read More
Inventors: Granfors, Paul R.; Morvan, Jean Claude;, Assignee: General Electric Company (Milwaukee, WI) |
Signal processing system having reduced memory space
I have invented a technique for signal processing that transposes row and column information in a single memory array. In this technique, the information that is written into the memory array is suppl... Read More
Inventors: Fadavi-Ardekani, Jalil;, Assignee: AT&T Corp. (Murray Hill, NJ) |
Character recognition
We claim: 1. A method for recognising a script written character comprising the steps of: entering the character using character enter means into a frame in a predetermined manner dependent on the cha... Read More
Inventors: Gallo, Girolamo; Marotta, Giulio;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Block adaptive linear predictive coding with adaptive gain and bias
According to one aspect of the present invention, the object is achieved by taking into account the block-to-block variations of the centroid (preferrably mean) of the error signal from zero as well a... Read More
Inventors: Sullivan, James R.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Image information signal transmitting system
It is a general object of this invention to provide an image information signal transmission system capable of solving the above-stated problems of the prior art. It is a more specific object of this ... Read More
Inventors: Nakayama, Tadayoshi; Sato, Chikara; Nagasawa, Kenichi; Sasatani, Tomohiko; Takahashi, Koji; Kozuki, Susumu; Yoshimura, Katsuji;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Fibre modulators
We claim: 1. An optical signal modulator formed by an optical fibre assembly comprising: an optical fibre for carrying the optical signal to be modulated and having a tapered portion suspended between... Read More
Inventors: Hicks, Andrew M.; Wilkinson, Iain J.; Achurch, Nicholas E.; Hornung, Stephen;, Assignee: British Telecommunications public limited company (London, GB2) |
Weed plucker
The present invention comprises a device by which weed plants may be withdrawn, roots and all, from the ground by means of positive locking jaws grasping the weed plant where as the plant is being ini... Read More
Inventors: Rodriguez, Victor N.;, Assignee: |
Light bulb changing apparatus
We claim: 1. A light bulb changing apparatus, comprising: a body having a rod receptor which is shaped to receive one end of a rod therein to thereby support body by said rod; a cavity, said cavity ha... Read More
Inventors: Grudgfield, Ross; Holmes, Melvyn;, Assignee: |
Carpet brush attachment for a floor treating machine
Having thus described the invention, what is claimed as new and desired to be secured by Letters Patent is: 1. A carpet brush attachment for a floor treating machine comprising: (a) a circular surface... Read More
Inventors: Wulff, Richard F.;, Assignee: Advance Machine Company (Spring Park, MN) |
Universal brush plate assembly
I claim: 1. A scrubbing plate assembly for use on a carpet scrubbing machine, comprising: (a) an annular mounting plate having at least one side adapted for mounting scrubbing elements thereon, said m... Read More
Inventors: Brown, Robert S.;, Assignee: Milliken Research Corporation (Spartanburg, SC) |
Brush roller attachment kit
What is claimed is: 1. An attachment system for attaching at least one end of a brush roller to a vacuum cleaner housing comprising: an elongated cylindrical brush roller sized for reception within a ... Read More
Inventors: Parker, Winfred C.; Parker, Randy L.;, Assignee: |
Attachment tool for a vacuum cleaner hose
The novel construction of the present invention provides several advantages over the prior crevice tool constructions. Applicant's multi-purpose tool is adapted for use both as a crevice tool in the c... Read More
Inventors: LaMonte, Salvatore;, Assignee: |
Current limiter circuit for battery feed in a telephone circuit
OF PREFERRED EMBODIMENTS Referring now to FIG. 1, the current limiter circuit 1 which supplies a fixed current to a subscriber loop is illustrated generally within the environment of a telephone cent... Read More
Inventors: Huft, John M.;, Assignee: GTE Communication Systems Corporation (Phoenix, AZ) |
Surface inspection apparatus using a mask system to monitor uneven surfaces
Therefore, it is an object of the present invention to propose a novel inspection apparatus for the surface of an object that is free from the defects inherent in the prior art apparatus. According to... Read More
Inventors: Hajime, Yoshida;, Assignee: Hajime Industries, Ltd. (Tokyo, JP) |
Light source system for endoscope
An object of the present invention is to provide a light source system for an endoscope which is designed so that a change in the quantity of illumination light which is incident on a light guide caus... Read More
Inventors: Sugimoto, Hideo; Adachi, Rensuke;, Assignee: Asahi Kogaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Apparatus for detecting three-dimensional configuration of object employing optical cutting method
What is claimed is: 1. An apparatus for detecting the three-dimensional configuration of an object employing an optical cutting method comprising: light projecting means for pulse-flashing slit-shaped... Read More
Inventors: Inoue, Yasuo; Yamaguchi, Yasuo;, Assignee: Mitsubishi Denki Kabushiki Kaisha (JP) |
Method and apparatus for real-time film surface detection for large area wafers
It is therefore an object of the present invention to provide a system and method for detecting and measuring properties of a conventional double-side polished sample (e.g., silicon wafers), which wou... Read More
Inventors: Barbee, Steven G.; Heinz, Tony F.; Lebel, Richard J.; Li, Leping; Silvestri, Victor J.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Reflection light barrier apparatus for recognizing both strongly and weakly reflecting objects
We claim: 1. Reflection light barrier apparatus for recognizing both strongly reflecting and weakly reflecting objects within a region monitored by the light barrier apparatus said apparatus comprisin... Read More
Inventors: Buchholz, Karl-Otto; Erdmann, Jurgen; Fetzer, Gunter;, Assignee: Erwin Sick GmbH Optik-Elektronik (DE) |
Apparatus including a focused UV light source for non-contact measurement and alteration of electrical properties of conductors
I claim: 1. Apparatus for performing non-contact measurement and alteration of electrical properties of conductors comprising, source means for providing a focused beam of UV light, sample holder mean... Read More
Inventors: Patterson, Joseph M.;, Assignee: Ultra-Probe (Laguna Hills, CA) |
Apparatus for detecting a polarization altering substance on a surface
Accordingly, an object of the present invention is to provide a method for detecting ice on a surface that overcomes the drawbacks and limitations of the prior art. Another object of the present inven... Read More
Inventors: Schoeffler, Daniel; Stern, Howard; Costa, Pat V.;, Assignee: Robotic Vision Systems, Inc. (Hauppauge, NY) |
Three dimensional imaging device
The present invention provides an imaging device that can obtain the three dimensional data of a moving target surface. Moreover, it is not necessary in the present invention to move the imaging devic... Read More
Inventors: Rioux, Marc;, Assignee: Canadian Patents and Development Limited-Societe Canadienne des Brevets (Ottawa, CA) |
Image Analysis 
