Chroma-key signal generator
It is an object of an the invention to avoid the disadvantages of the prior art by providing a chroma-key signal generator which permits the extraction of arbitrary hue as a key signal having a narrow... Read More
Inventors: Shirakami, Toshiaki;, Assignee: Kokusai Denshin Denwa Kabushiki Kaisha (Tokyo, JP) |
Generating a chroma keying signal
It is an object of the invention to enable the provision of a method of and apparatus for generating chroma keying signals from R-Y and B-Y component signals. The invention provides a method of genera... Read More
Inventors: Cosh, Ian S.;, Assignee: U.S. Philips Corporation (New York, NY) |
System and method for converting component video signals to a composite video signal compatible with the PAL standard
OF THE INVENTION OVERVIEW FIG. 1 shows an exemplary prior art system which generated a digital PAL composite video signal from digital component signals Y, U and V which have a sampling rate that is ... Read More
Inventors: Stec, Kevin J.;, Assignee: Matsushita Electric Corporation of America (Secaucus, NJ) |
Image synthesizing apparatus for superposing a second image on a first image
It is therefore an object of the present invention to solve the problems in the prior art. It is another object of the present invention to provide an apparatus which is relatively small in scale and ... Read More
Inventors: Komatsu, Shigeru;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Method and apparatus for generating video signals
In accordance with the present invention, higher speed flicker-free images are provided by maintaining parallel digital pixel processing through the output of the look-up table, and only at a final ou... Read More
Inventors: Frankenbach, David C.;, Assignee: Hughes Aircraft Company (Los Angeles, CA) |
Manually actuatable wrist alarm having a high-intensity sonic alarm signal
What is claimed is: 1. A compact wrist alarm which is worn on the wrist of a potential victim for producing a high-intensity sonic alarm signal in response to manual actuation by said potential victim... Read More
Inventors: Leitten, Brian J.; Claypoole, Gary L.; Gallant, Dennis J.; Stepp, Elvin D.; Umans, Kenneth R.;, Assignee: K & B Protection, Inc. (Batesville, IN) |
Color corrector
What is claimed is: 1. In a television receiver adapted to receive chroma signals for demodulation thereof by a (B-Y) demodulator, an (R-Y) demodulator, and means for generating a (G-Y) demodulated si... Read More
Inventors: Srivastava, Gopal;, Assignee: Zenith Radio Corporation (Glenview, IL) |
Integratable color correction circuit
What is claimed is: 1. In a television receiver having a source of color difference signals, a color difference demultiplexer for developing R-Y and B-Y color difference signals therefrom, an I matrix... Read More
Inventors: Srivastava, Gopal K.;, Assignee: Zenith Electronics Corporation (Glenview, IL) |
Color subcarrier frequency comparator
In a conventional television network, a transmitter located at the station modulates a radio frequency signal with a color burst for each scan of a television receiver. The color burst is derived from... Read More
Inventors: Davis, Dicky D.;, Assignee: The United States of America as represented by the Secretary of Commerce (Washington, DC) |
Apparatus for allowing operator selection of a color region of a video image for receiving color corrections
The present invention overcomes certain disadvantages in the control-per-hue approach employed in the referenced copending application and the Belmares-Sarabia patent by allowing selection of a hue or... Read More
Inventors: Fearing, Craig; Orsburn, Michael L.;, Assignee: Utah Scientific Advanced Development Center, Inc. (Ft. Lauderdale, FL) |
Apparatus for combining and separating constituent components of a video signal
What is claimed is: 1. A system for encoding video signal luminance and chrominance information, comprising: means for providing processed luminance information, exclusive of chrominance information, ... Read More
Inventors: Isnardi, Michael A.;, Assignee: General Electric Company (Princeton, NJ) |
Space-saving optical fiber cable closure
Referring now to FIG. 1 there is shown an optical fiber cable closure which is designated generally by the numeral 20. The closure 20 is suitable, for example, for use in fiber-in-the-loop. For examp... Read More
Inventors: Cobb, Gary S.; Dunn, Lawrence R.; Evers, Melvin W.; Jones, Wesley W.;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Fiber optic splice organizer and associated method
In view of the foregoing background, it is therefore an object of the present invention to provide a splice organizer and method for securing optical fiber splices and slack associated therewith that ... Read More
Inventors: Hunsinger, Terrance D.; Ray, Craig D.;, Assignee: |
Fiber optic splice closure
In view of the foregoing background, it is therefore an object of the present invention to provide a splice closure for securing optical fiber splices and slack, while facilitating initial access and ... Read More
Inventors: Daems, Daniel F.; Holman, John R.; Claunch, II, Carney P.; Wilcox, Edward J.;, Assignee: Raychem Corporation (Menlo Park, CA) |
Optical fiber splice case
In accordance with one aspect of the invention, there is provided a housing assembly for enclosing cable splices generally comprising a pair of housing members having main body portions with periphera... Read More
Inventors: Cloud, Randy G.; Gioitta, Jeff M.; Goetter, Erwin H.; Grubish, Christopher S.;, Assignee: Preformed Line Products Company (Mayfield Village, OH) |
Fiber optic splice closure and associated methods
In view of the foregoing background, it is therefore an object of the present invention to provide a splice closure for securing optical fiber splices and slack, while facilitating initial access and ... Read More
Inventors: Daems, Daniel Francois; Holman, John Randolph; Claunch, II, Carney Preston; Wilcox, Edward Jackson;, Assignee: Raychem Corporation (Menlo Park, CA) |
Fiber optic splice closure including end pivoting slack storage holder and associated methods
In view of the foregoing background, it is therefore an object of the present invention to provide a fiber optic splice closure and associated method that provides a compact arrangement for the routin... Read More
Inventors: Wittmeier, II, David Arthur; Heisey, William Keith; Wandels, Jean-Pierre; Radelet, Christopher; Vanhentenrijk, Robert;, Assignee: |
Devices for protecting and routing optical fibers in a rack
The present invention includes devices for protecting and routing optical fibers in a rack. The present invention includes a strain relief member. The strain relief member includes a body and strain r... Read More
Inventors: Bechamps, Ronald D.; Leib, III, William S.;, Assignee: |
Submersible camera
We claim: 1. A camera which includes: a housing; a transparent closure at one end of said housing; an image pick-up tube within said housing; a lens within said housing positioned with its field of vi... Read More
Inventors: Laikin, Milton; Hatchett, George L.;, Assignee: Hydro Products, Inc. (San Diego, CA) |
Visibility expander
What I claim is: 1. A picture visibility expander system comprising a viewing device for producing signals indicative of that which is viewed thereby, a display device, a low pass filter means connect... Read More
Inventors: Danos, Michael;, Assignee: |
Damping spacers for conductor bundles
Having thus described my invention and certain embodiments thereof, I claim: 1. A frameless damping spacer for spacing at least two, parallel, overhead conductors, the damping spacer comprising at lea... Read More
Inventors: Hawkins, Ronald G.;, Assignee: Aluminum Company of America (Pittsburgh, PA) |
Video/audio coded data recovery from a record medium
The present invention resides in a method and apparatus for the recording and playback of audio messages along with selected video data. According to one aspect of the present invention, a method is p... Read More
Inventors: Dakin, Wayne R.;, Assignee: Discovision Associates (Costa Mesa, CA) |
Electronic non-volatile elapsed time meter
OF THE PREFERRED EMBODIMENT FIG. 1 is a schematic diagram of a preferred embodiment of an electronic non-volatile elapsed time meter 10. With positive (+) and negative (-) input terminals 11 and 13 r... Read More
Inventors: Sulcer, Jr., James R.;, Assignee: Chrysler Motors Corporation (Highland Park, MI) |
Display apparatus time-division controlled in a dynamic driving system
An object of the present invention is to provide a display apparatus in which the active periods of display control signals can be easily varied. Another object of the present invention is to provide ... Read More
Inventors: Hikichi, Hiroshi;, Assignee: Nippon Electric Co., Ltd. (Tokyo, JP) |
Medium for recording visual images and laser written data
I claim: 1. An optical data and image medium comprising, a photographic film substrate having a major surface, a coating of photosensitive silver-halide photographic emulsion disposed over said major ... Read More
Inventors: Drexler, Jerome;, Assignee: Drexler Technology Corporation (Mountain View, CA) |
Light spot position control system and method by sampled servo
An object of the present invention is to provide a light spot position control system and method using a sampling control for a position control such as a tracking control, a focusing control and/or a... Read More
Inventors: Tsuyoshi, Toshiaki; Ohtake, Masatoshi; Takasugi, Wasao; Yonezawa, Seiji;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Image data processing apparatus with editing function
It is accordingly the object of this invention to provide a new and improved image data processing apparatus with an editing function, which can register all of the displayed image data, as image data... Read More
Inventors: Kimoto, Katsumi;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Optical device for the recording and reading of data media and optical memory system incorporating such a device
To obviate the disadvantages of the prior art the present invention aims at proposing an optical recording and reading device of a simplified nature, which is able to record (or read) on or from at le... Read More
Inventors: Bricot, Claude; Le Carvennec, Francois; Lepetit, Pierre;, Assignee: Thomson-CSF (Paris, FR) |
Optical disk apparatus
It is an object of the present invention to provide an optical disk apparatus for quickly and steadily detecting a jump direction and the number of jumped tracks when a tracking jump occurs. According... Read More
Inventors: Nakagawa, Akira;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Video display processor having an integral composite video generator
In a monolithic video display processor for providing a composite video signal for application to a video display unit, a video generator includes a color phase generator responsive to a color referen... Read More
Inventors: Sexton, Joe F.;, Assignee: Texas Instruments Incorporated () |
TV Signal 
