Two-dimensional kernel generator for transversal filters
In the present invention, image processing is performed at speeds comparable to those achieved in parallel processing without requiring substantially more area on the substrate than that required in s... Read More
Inventors: Fouse, Scott D.;, Assignee: Hughes Aircraft Company (El Segundo, CA) |
Digital processor system with conditional carry and status function in arithmetic unit
OF SPECIFIC EMBODIMENT Hand-held Electronic Calculator System Referring to FIG. 1, a typical small electronic calculator in which the invention may find utility is shown, comprising a case or housing... Read More
Inventors: Tubbs, Graham S.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Arithmetic and logic unit with prior state dependent logic operations
The present invention has been accomplished in view of such necessity and it is an object of the present invention to provide an arithmetic and logic unit in a microprocessor, in which hardware is imp... Read More
Inventors: Ando, Hideki; Machida, Hirohisa;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Attribute filter for computer graphics applications
In general, the present invention contemplates a hardware filter for controlling the detectability, highlighting and invisibility of graphics primitives. Each of the three display attributes (detectab... Read More
Inventors: Gibbons, Daniel G.; Harstad, James A.; Tannenbaum, David C.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method for extraction of a variable length record from fixed length sectors on a disk drive
A method enables a host processor, which employs variable length (VL) records, to transparently communicate with disk storage which employs fixed length (FL) sectors for storage of the VL records. The... Read More
Inventors: Benhase, Michael T.; Brady, James Thomas; Finney, Damon W.; Hartung, Michael Howard; Ko, Michael Anthony; Lang, Donald J.; Menon, Jaishankar Moothedath;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method for rewriting partial program data in an IC card and apparatus therefor
An object of the present invention is to provide an IC card and a method for rewriting its program in which the rewrite can be accomplished in a very short time by only transferring a divided program ... Read More
Inventors: Shinagawa, Toru;, Assignee: Hatachi Maxell, Ltd. (Osaka, JP) |
Partially resettable, segmented DMA counter
The present invention provides an improved DMA controller, as well as an improved method of operating a DMA controller. The invention recognizes that in many applications (such as data reads from a di... Read More
Inventors: Macachor, Edgar R.;, Assignee: Chips and Technologies, Inc. (San Jose, CA) |
Multi-level large scale complex integrated circuit having functional interconnected circuit routed to master patterns
Objects, features and advantages of this invention can be attained with provision of an integrated circuit wafer having a nonuniform yield distribution of usable cells and alternate layers of dielectr... Read More
Inventors: Calhoun, Donald F.; Bennett, Barry;, Assignee: Hughes Aircraft Company (Culver City, CA) |
Dynamic replacement of defective memory words
The present invention proceeds from a different system architecture hypothesis than recognized in the prior art. Specifically, the present invention utilizes partially good components in the construct... Read More
Inventors: LaVallee, Russell W.; Ryan, Philip M.; Sollitto, Jr., Vincent F.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Fabrication of large power semiconductor composite by wafer interconnection of individual devices
A primary objective of the invention is therefore to provide a method for forming a composite semiconductor from semiconductor devices formed on a single wafer and differentiating the unacceptable dev... Read More
Inventors: Yerman, Alexander J.; Neugebauer, Constantine A.;, Assignee: General Electric Company (Schenectady, NY) |
Dynamic semiconductor memory device having an enlarged operating margin for information reading
An object of this invention is to improve reliability of the reading operation in the dynamic semiconductor memory. Another object of this invention is to enlarge the operating margin for the reading ... Read More
Inventors: Arimoto, Kazutami;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Semiconductor integrated circuit device
In view of the aforesaid problems, an object of the present invention is to provide a semiconductor integrated circuit device comprising power source wirings with improved EMD resistance. Another obje... Read More
Inventors: Kozono, Kazuhiko; Shintani, Yoshio;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Barrel driving device for camera
An object of the present invention is to eliminate the above-described problem, and to prevent the distance adjusting ring from turning a longer distance than necessary by providing a member for hinde... Read More
Inventors: Namai, Akihiro; Egawa, Akira; Kodaira, Takanori;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Cellular automaton for generating random data
We claim: 1. A cellular automaton which generates pseudorandom data, comprising: a series of cells arranged such that each cell receives signals from first and second electrically adjacent cells; each... Read More
Inventors: McLeod, Robert; Card, Howard; Hortensius, Peter; Pries, Werner;, Assignee: University of Manitoba (Winnipeg, CA) |
Explicit specification of valid compound document data stream structure and content
It is therefore an object of the present invention to provide a way to explicitly define the valid organizations and content for function sets and associate the definitions with one or more documents.... Read More
Inventors: Barker, Barbara A.; Edel, Thomas R.; Stark, Jeffrey A.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Output buffer with ground bounce compensation
It is a general object of the present invention to provide a ground bounce compensating output buffer which may be used with high speed memories. It is another object of the present invention to provi... Read More
Inventors: Sandhu, Bal S.;, Assignee: National Semiconductor Corporation (Santa Clara, CA) |
Stored logic program scanner for a data processor having internal plural data and instruction streams
In order to achieve the above-identified objects, the present invention is directed toward an improved program scanner for a processor having multiple internal streams of instruction and data flow. Th... Read More
Inventors: Reynard, Fred T.; Manco, Richard J.;, Assignee: Burroughs Corporation (Detroit, MI) |
Routing address bit selection in a packet switching network
Turning now to the drawing, FIG. 1 is a representation of a packet switching network 100 of the type that may be used to configure a packet switching system. In such a system (not shown), trunk contr... Read More
Inventors: Larson, Mikiel L.;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Optical distribution of analog and digital signals using optical modulators with complementary outputs
This specification discloses the application of integrated-optic devices, and the exploitation of the peculiar tree-and-branch architecture of video distribution, to effectively eliminate the intrins... Read More
Inventors: Nazarathy, Moshe; Berger, Josef;, Assignee: Harmonic Lightwaves, Inc. (Santa Clara, CA) |
Apparatus and method for reconstructing data
OF THE PREFERRED EMBODIMENT FIG. 1 shows a schematic and block diagram of the exact embodiment of the instant invention, i.e., when the data gathering is performed continuously. A source S of radiati... Read More
Inventors: Pavkovich, John M.;, Assignee: Varian Associates, Inc. (Palo Alto, CA) |
Method and apparatus for determining vertical heat flux of geothermal field
An object of this invention is to provide a method of measuring geothermal heat flux in boreholes by means of a transducer without the need of measuring separately the vertical temperature gradient in... Read More
Inventors: Poppendiek, Heinz F.;, Assignee: The United States of America as represented by the United States (Washington, DC) |
Divergent ultrasound arrays
OF PREFERRED EMBODIMENTS The above figures show the theoretical calculation of the field patterns produced by an array of transducers comprising four equally spaced transducers disposed about a centr... Read More
Inventors: Watmough, David; Chan, Kwok K.;, Assignee: Aberdeen University (GB6) |
Microcomputer
I claim: 1. A method of operating a plurality of concurrent processes in a computer system of the type having a network of interconnected integrated circuit chips each having a processor and a plurali... Read More
Inventors: May, M. David;, Assignee: Inmos Limited (Bristol, GB2) |
Static type semiconductor memory circuit
It is an object of the present invention to provide a semiconductor memory circuit capable of shortening the read access time to accomplish high-speed operation. In order to achieve the above object o... Read More
Inventors: Ochii, Kiyofumi;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (JP) |
Video still player with internal capability for executing externally-generated viewing programs
OF A PREFERRED EMBODIMENT A video player system including an enhanced picture display capability according to the invention is shown by FIG. 3. The magazine 2, which is removable from the player as s... Read More
Inventors: Compton, John T.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Single-chip microcomputer having a memory including a one-bit memory element which has 3 inputs and a selector for selecting one of the inputs
An object of the present invention is to provide a microcomputer in which the above five processing functions can be performed and there is provided a multi-functional logic-in-memory (multi-functiona... Read More
Inventors: Masumura, Shigeki; Aizawa, Tatsuya; Naito, Kazuo; Miwa, Yoshiyuki; Nakamura, Hideo; Sawase, Terumi; Akao, Yasushi;, Assignee: Hitachi, Ltd. (Tokyo, JP); Hitachi VLSI Engineering Corporation (Tokyo, JP) |
Method for storing data from an external processor in storage devices through buffer devices
According to the invention, a data storage system having a local processor and a plurality of memory storage elements is used for storing data from one or more external CPUs. The storage system includ... Read More
Inventors: Nguyen, Anh; Gajjar, Kumar;, Assignee: MTI Technology Corporation (Anaheim, CA) |
Method and system for implementing pointers to members in a compiler for an object-oriented programming language
It is an object of the present invention to provide a method and system for implementing pointers to data members and function members in a compiler for an object-oriented programming language. It is ... Read More
Inventors: Gray, Jan; Jones, D. T.; O'Riordan, Martin;, Assignee: Microsoft Corporation (Redmond, WA) |
Control system having optimality decision means
An object of the present invention is to provide a control system having an optimality decision unit which contains know-how of skilled operators and which is excellent in expandability. In order to a... Read More
Inventors: Hattori, Satoshi; Ueki, Shigeru; Saito, Yutaka; Manchu, Tetsuo; Katayama, Yasunori; Morooka, Yasuo; Matsumoto, Hiroshi; Nakajima, Masaaki;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Control device for controlling a controlled apparatus, and a control method therefor
A--GENERAL PRINCIPLES Referring to FIG. 1, there is shown a control system in which the present invention may be used. A controlled system has therein one or more actuators 2 and a sensor 3 for detec... Read More
Inventors: Nakajima, Masaaki; Hattori, Satoshi; Saito, Yutaka; Katayama, Yasunori; Morooka, Yasuo; Kawakami, Junzo;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
CPUs 
