Network data flow control technique
We claim: 1. A system for controlling the flow of data in a communication network of the kind in which a plurality of data streams are sent from an upstream node to a downstream node via a respective ... Read More
Inventors: Soloway, Stuart R.; Steinka, Bradford R.; Humblet, Pierre A.;, Assignee: Codex Corporation (Mansfield, MA) |
Optical fiber cable service system provided with video on demand service
The object of the present invention is to provide an optical fiber cable service system capable of incorporating VOD service having a high concurrent utility rate, and further capable of flexibly resp... Read More
Inventors: Fuse, Masaru; Nakata, Hiroaki; Fujito, Katsuyuki;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
System for interactively distributing information services
The disadvantages heretofore associated with the prior art are overcome by the present invention. The present invention is a system for interactively distributing information services. The system cont... Read More
Inventors: Gordon, Donald; Goode, Christopher; Star, Jack Van der; Knight, Stanley; Chin, Danny;, Assignee: DIVA Systems Corporation (Redwood City, CA) |
Facility for assigning transmission channels to terminals of a service-on-demand system
It is therefore an object of the invention to organize the assignment of transmission channels to terminals of a service-on-demand system in such a manner that the above disadvantages are avoided. Acc... Read More
Inventors: Cesar, Bozo; Keil, Klaus; Riemer, Joachim;, Assignee: Alcatel (Paris, FR) |
Clock synchronous semiconductor memory device
What is claimed is: 1. A semiconductor memory device for taking in an external signal in synchronization with an external clock signal, comprising an input buffer responsive to an inactive level of sa... Read More
Inventors: Ohtani, Jun; Yamazaki, Akira; Dosaka, Katsumi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Configuration memory for programmable logic device
It is therefore an object of the present invention to provide a programmable logic device which utilizes random access memory for performing logic functions. It is a further object of the present inve... Read More
Inventors: Steele, Randy C.;, Assignee: SGS-Thomson Microelectronics, Inc. (Carrollton, TX) |
Serial access semiconductor memory having a reduced number of data registers
Accordingly, it is an object of the present invention to provide a serial access semiconductor memory which has overcome the above mentioned defect of the conventional one. Another object of the prese... Read More
Inventors: Tamaki, Satoshi; Yonezawa, Naomi;, Assignee: NEC Corporation (Tokyo, JP) |
Method and apparatus for the synchronization of a cascaded multi-channel data transmission
OF THE INVENTION An illustrative embodiment of the synchronization method and apparatus of the present invention will be described below in the context of a data transmission network in accordance wi... Read More
Inventors: Perloff, Ronald S.; Hamstra, James R.; Li, Gabriel M.; Yeung, Louise Y. Y.;, Assignee: National Semiconductor Corporation (Santa Clara, CA) |
Method/apparatus for flushing DMA transmit packet in FIFO when self-ID code generated by counter after bus reset is different than FIFO message self-ID field
The present invention discloses a method and apparatus for processing a packet of data received from a direct memory access (DMA) engine. In one embodiment, a counter generates a self-ID code and incr... Read More
Inventors: Hunsaker, Mikal C.; Abramson, Darren L.;, Assignee: Intel Corporation (Santa Clara, CA) |
Apparatus and method for multiple serial data synchronization using channel-lock FIFO buffers optimized for jitter
The present invention is embodied in an apparatus, and related method, for synchronizing parallel digital data transmitted across a plurality of serial data channels. The apparatus includes a pluralit... Read More
Inventors: Johnson, David T.; Robalino, Steven G.;, Assignee: Applied Micro Circuits Corporation (San Diego, CA) |
Perforated debris catcher for a nuclear fuel assembly
In accordance with a preferred embodiment of the present invention, there is provided a filter plate for overlying a cast lower tie plate having a grid formed of spaced bosses having holes and webs in... Read More
Inventors: Elkins, Robert B.;, Assignee: Global Nuclear Fuel -- Americas, LLC (Wilmington, NC) |
Dynamic memory with high speed nibble mode
In accordance with one embodiment of the invention, a semiconductor dynamic memory device has an array of one-transistor cells, with row and column decode to produce a 4-bit wide input or output. Sing... Read More
Inventors: Patel, Pravin P.; Reddy, Chitranjan N.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Local bus interface
Accordingly, it is an object of this invention to overcome the problems in the prior art identified above. It is a further object of this invention to provide an interface connected directly to the lo... Read More
Inventors: Klein, Dean A.; Wilde, Daniel P.;, Assignee: Micron Electronics, Inc. (Nampa, ID) |
Sampling signal analyzer
One embodiment of the present invention provides a sampling signal analyzer in which the frequency of an input signal to be measured is initially ascertained, an appropriate sampling frequency is then... Read More
Inventors: Marzalek, Michael S.; Keiter, Richard C.; Wendler, John A.; Peterson, Stephen R.; Hogan, Ronald J.;, Assignee: Hewlett-Packard Company (Palo Alto, CA) |
Synchronous read channel employing an expected sample value generator for acquiring a preamble
The objects of the present invention are achieved by utilizing an improved method and circuit for implementing timing recovery in a synchronous read channel. A digital phase-locked loop (PLL), compris... Read More
Inventors: Behrens, Richard T.; Dudley, Trent; Bliss, William G.;, Assignee: Cirrus Logic, Inc. (Fremont, CA) |
Evaluation of signal-processor performance
OF THE PREFERRED EMBODIMENTS Having broadly portrayed the nature of the present invention, particular embodiments will now be described by way of example and illustration only. In the following descr... Read More
Inventors: Martin, Andrew Louis;, Assignee: Martin Communications Pty Ltd. (Mount Waverley, AU) |
Method, system, and apparatus for unambiguous phase synchronization
OF THE PREFERRED EMBODIMENT The present invention provides a method, apparatus and system for efficiently and inexpensively acquiring unambiguous phase synchronization of a RF carrier in a digital co... Read More
Inventors: Rzeszewski, Theordore Stanley;, Assignee: |
System and method for selecting the correct group of replicas in a replicated computer database system
Disclosed herein is a system, method and computer program product of a special utility in ensuring that a replicated computer database does not encounter a "split brain" problem. In accordance with th... Read More
Inventors: Cunliffe, Joseph E.; Passmore, Dale R.;, Assignee: Sun Microsystems, Inc. (Mountain View, CA) |
Network management system
It is therefore a first object of the invention to provide a network management system which can manage information from service units and notify manager units, which made a notification request, of i... Read More
Inventors: Nakamura, Jun;, Assignee: Fuji Xerox Co., LTD (Tokyo, JP) |
Signal output circuit operating stably and arrangement of power supply interconnection line therefor in semiconductor integrated circuit device
One object of the present invention is to provide a semiconductor integrated circuit device including a data output circuit providing output data at a high speed and in a stable manner, independent of... Read More
Inventors: Tomishima, Shigeki; Hidaka, Hideto; Hirose, Masakazu; Tsuruda, Takahiro;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Pattern write control circuit
It is an object of the present invention to provide a pattern write control circuit which allows high-speed pattern write in a video RAM for a color graphic display device. It is another object of the... Read More
Inventors: Ishii, Takatoshi;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (Kawasaki, JP) |
High speed image processing computer
In accordance with the present invention, the disclosed methods and apparatus of the image computer substantially reduce or eliminate the disadvantages and shortcomings associated with the correspondi... Read More
Inventors: Pfeiffer, David M.; Stoner, David T.; Norsworthy, John P.; Dipert, Dwight D.; Thompson, Jay A.; Fontaine, James A.; Corry, Michael K.;, Assignee: Visual Information Technologies, Inc. (Plano, TX) |
Programmable logic device with two dimensional memory addressing
This and other objects of the invention are accomplished in accordance with the principles of the present invention by providing a programmable logic device memory array arrangement in which data in t... Read More
Inventors: Lee, Fung Fung;, Assignee: Altera Corporation (San Jose, CA) |
Data transfer control device for controlling data transfer between shared memories of network clusters
In order to dissolve the fault of the above-mentioned conventional data transfer control device, a first object of the present invention is to provide a data transfer control device which is able to t... Read More
Inventors: Yoda, Shigeki;, Assignee: NEC Corporation (Tokyo, JP) |
Exception reporting on function generation in an SIMD processor
What is claimed is: 1. A method for exception reporting in a single instruction multiple data (SIMD) processor, the method comprising: re-arranging a sequence of instructions to allocate a plurality o... Read More
Inventors: Phillips, John William; Saxena, Rahul;, Assignee: Intel Corporation (Santa Clara, CA) |
High performance digital electronic system architecture and memory circuit therefor
The present invention meets the aforementioned needs and overcomes the aforementioned limitations by providing a digital electronic system architecture having one or more system components and a memor... Read More
Inventors: McAlpine, Gary L.;, Assignee: |
Composite communication network
It is an object of the present invention to overcome the problems with the conventional routing methods and to provide a composite communication network including a connection means which makes it pos... Read More
Inventors: Okanoue, Yasuyo; Nakamura, Shinya;, Assignee: |
Parallel processing system having a synchronous SIMD processing with processing elements emulating SIMD operation using individual instruction streams
We have created a new way to make massively parallel processors and other computer systems by creating a new "chip" and systems designed with our new concepts. This application is directed to such sys... Read More
Inventors: Wilkinson, Paul Amba; Dieffenderfer, James Warren; Kogge, Peter Michael; Schoonover, Nicholas Jerome;, Assignee: International Business Machines Corporation (Armonk, NY) |
Distributed routing
OF THE INVENTION U.S. Provisional Patent Application Ser. No. 60/071,012, entitled METHODS FOR DISTRIBUTED PACKET REWRITING, filed Jan. 13, 1998 is incorporated herein by reference. Referring to FIG.... Read More
Inventors: Bestavros, Azer; Crovella, Mark E.;, Assignee: Trustees of Boston University (Boston, MA) |
Event driven interface for a system for monitoring and controlling a data communications network
What is claimed is: 1. In a system which communicates a serial data stream having a characteristic pattern, said system including a control vector source for providing a control vector which describes... Read More
Inventors: Hershey, Paul C.; Barker, Kenneth J.; Lingafelt, Sr., Charles S.; Waclawsky, John G.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Processing Data 
