Concentrator system with polling-response means for detecting failures to stop tariff charges on locally established intraoffice calls
It is therefore an object of the present invention to discontinue the operation of the tariff counter of a calling party setting up a local call in the event that the master station of the system fail... Read More
Inventors: Shimizu, Toshimitsu;, Assignee: NEC Corporation (Tokyo, JP) |
Method for testing a transceiver, and base station of a time-divisional radicommunication system
FIG. 1 shows part of a preferred embodiment of the base station according to the invention. FIG. 1 illustrates a transceiver unit 1 of a base station in the GSM system. The unit 1 illustrated in the ... Read More
Inventors: Jylha, Raimo;, Assignee: Nokia Telecommunications OY (Espoo, FI) |
N+K sparing in a telecommunications switching environment
FIGS. 1 and 2 show in block diagram form an illustrative switching system of a self-routing telecommunications system. The switching system comprises a switching network 300 having a plurality of swi... Read More
Inventors: Teraslinna, Kari T.;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Heatsink package for flip-chip IC
Accordingly, it is a general object of the present invention to provide a novel and useful semiconductor device and a method of producing the semiconductor device, in which the problems described here... Read More
Inventors: Sugimoto, Masahiro; Wakasugi, Yasumasa; Harada, Shigeki;, Assignee: Fujitsu Limited (Kawasaki, JP) |
Color television transmission or information storage system, respectively with time-division multiplex coding and data generator and receiver suitable therefor
The invention has for its object to provide a color television transmission or information storage system, respectively using time-division multiplex coding, in which using simple signal processing op... Read More
Inventors: de Haan, Gerard;, Assignee: U.S. Philips Corporation (New York, NY) |
Coordinate input system and input implement used in the system
Accordingly, an object of the present invention is to provide a coordinate input system which does not necessitate any cable or other means to be connected to the input pen and which is capable of pro... Read More
Inventors: Murakami, Azuma; Yamanami, Tsuguya; Funahashi, Takahiko; Senda, Toshiaki; Chikami, Toshihide;, Assignee: Wacom Co., Ltd. (Saitama, JP) |
Integrated circuit board system and an integrated circuit board assembly for application thereto
Accordingly, an object of the present invention is to provide a wide variety of system control functions with a limited number of unique circuit board designs. A more specific object of the present in... Read More
Inventors: Barnes, Richard A.;, Assignee: General Electric Company (Syracuse, NY) |
Variable length backplane bus
The present invention solves these and other problems by providing a backplane bus that can serve a varying number of bus groups. The bus and the number of bus groups served per backplane can be easil... Read More
Inventors: Grimes, Gary J.;, Assignee: AT&T Information Systems Inc. (Holmdel, NJ) |
Method for reclaiming unused system resources
This need and others are substantially met by the method for reclaiming unused system resources disclosed herein. In a network of communication systems each communication system includes a plurality o... Read More
Inventors: Nilles, Robert B.; Collins, Craig J.; Killigrew, James J.; Sasuta, Michael D.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Electro-optical header connector
The object of this invention is to provide an improved header connector for a connection system which includes at least one fiber optic data link to an electro/optical device of the lead frame type. A... Read More
Inventors: Suverison, Lyle B.; Messuri, Dominic A.; Lu, Songchin S.;, Assignee: General Motors Corporation (Detroit, MI) |
Installation of an optical component in an optical device
What is claimed is: 1. An installation structure of an optical component for use in an optical device, said optical device being provided with a housing for mounting thereon said optical component, sa... Read More
Inventors: Suwashita, Masakuni;, Assignee: Asahi Kogaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Switching element and method for controlling the same
The object of the invention is to introduce a new switching element and method for controlling the same, by means of which element for instance high-speed broadband data networks can be realized, as w... Read More
Inventors: Martikainen, Olli; Raatikainen, Pertti; Suoknuutti, Marko; Zidbeck, Juha;, Assignee: |
Electrical contact and connector
It is therefore a primary object of the present invention to enhance the electrical contact art. It is another object of the invention to provide an electrical contact which may be manufactured withou... Read More
Inventors: Benasutti, John Eugene;, Assignee: GTE Sylvania Incorporated (Stamford, CT) |
Zero-insertion force electrical connector
OF THE INVENTION A preferred embodiment of the connector 20 of this invention includes the female member designated generally as 22 (FIGS. 1-5) having a slot 24 therein to receive a complementary mem... Read More
Inventors: Eifort, Ralph C.;, Assignee: NCR Corporation (Dayton, OH) |
Reduced insertion force connector
It is one of the objects of the present invention to provide a simplified way of manufacturing low insertion force connectors (where "low" includes "zero") by forming the complete connector of individ... Read More
Inventors: Minter, Jerry B.;, Assignee: |
Connector device for printed boards
The primary object of the present invention is to provide a connector device for a pair of printed boards, which can easily and reliably effect the connection and disconnection therebetween. According... Read More
Inventors: Murase, Teruo; Kawano, Kyoichiro; Oshitani, Akiyoshi;, Assignee: Fujitsu Limited (Kawasaki, JP) |
Contact probe assembly having rotatable contacting probe elements
We claim: 1. An electrical probe assembly comprising a plurality of elongated probe elements formed of conductive and flexible material, each having a length many times its diameter, spaced upper and ... Read More
Inventors: Byrnes, Herbert P.; Wahl, Richard;, Assignee: International Business Machines Corporation (Armonk, NY) |
Low insertion force connector with improved cam actuator
In accordance with the present invention, there is provided a zero or low insertion force connector capable of being mounted and supported upon a support assembly for making external electrical connec... Read More
Inventors: Steele, Thomas S.;, Assignee: Sperry Corporation (New York, NY) |
Low insertion force connection arrangement
OF THE INVENTION Referring now to FIG. 1 there is shown an arrangement for connecting a first printed wiring board 1 to a second printed wiring board 2. The first printed wiring board 1 includes a fi... Read More
Inventors: Reimer, William A.;, Assignee: GTE Communication Systems Corporation (Northlake, IL) |
Card edge connector
We claim: 1. A zero insertion force, card edge connector for interconnecting circuits on a circuit board and on a circuit card by means of circuits on a flexible film where some circuits thereon are a... Read More
Inventors: Andrews, Jr., Howard W.; Bobb, Clifford F.; Taylor, Attalee S.;, Assignee: AMP Incorporated (Harrisburg, PA) |
ZIE edge connector
Referring now to the Drawings, and particularly referring to FIG. 1, there is shown a circuit module 10 and a frame 12 of a computer (not shown) interconnected by the ZIF edge connectors 14 of the in... Read More
Inventors: August, Melvin C.; Bowen, Stephen A.; Williams, John T.;, Assignee: Cray Research, Inc. (Minneapolis, MN) |
High density stacking connector
An electrical connector in accordance with the present invention comprises a nonconductive base which is formed with a channel or cavity. A plurality of electrically conductive contacts are provided w... Read More
Inventors: Werner, Oskar O.;, Assignee: Teledyne Kinetics (Solana Beach, CA) |
Method for providing for automatic topology discovery in an ATM network or the like
The present invention provides a method and apparatus for providing for automatic topology discovery in an ATM network or the like. Importantly, as demand for ATM networks grow, the number of switches... Read More
Inventors: Chatwani, Dilip; Subramanian, Rajan; Chiang, Winnis; Davar, Jonathan; Opher, Ayal; Sawant, Shiva;, Assignee: Bay Networks, Inc. (Santa Clara, CA) |
Method of straightening backplane-supported pins
In a method of straightening pins supported in a backplane, in accordance with certain principles of the invention, a straightening amplitude for processing the pins in a straightening operation is se... Read More
Inventors: Chisholm, William M.; Davis, George S.; Dougherty, James C.;, Assignee: Western Electric Co., Inc. (New York, NY) |
Backplane structure for a computer superpositioning scalar and vector operations
I claim: 1. A backplane structure for a computer, comprising; first and second spaced apart, coplanar backplane sections, each having a series of spaced parallel connector assemblies in a first orient... Read More
Inventors: Potash, Hanan;, Assignee: Scientific Computer Systems Corporation (San Diego, CA) |
Network interface unit
FIG. 1 illustrates a portion of the apparatus according to the invention. The unit includes a housing, 10, with a top portion 11 and a bottom portion 12. A cover, 13, is attached to the top portion b... Read More
Inventors: DeBalko, George A.; Dellinger, Thomas A.; Hughes, Philip;, Assignee: Siecor Corporation (Hickory, NC); AT&T Bell Laboratories (Murray Hill, NJ) |
Microprocessor system having instruction cache with reserved branch target section
In accordance with the present invention, a computer system includes an instruction cache that includes both general instruction and branch target sections. When a processor requests an instruction, b... Read More
Inventors: Dockser, Kenneth A.;, Assignee: VLSI Technology, Inc. (San Jose, CA) |
Connector for printed circuit board
The present invention provides a connector comprises a fixed baseplate having a base portion provided with contacts, a movable block and a device for displacing the movable block in a direction which ... Read More
Inventors: Guilcher, Bernard; Jonchere, Julien; Thiebaut, Georges;, Assignee: Compagnie Industrielle des Telecommunications Cit-Alcatel (Paris, FR) |
Wideband digital switching network
Many-to-Many Communications--Overview FIG. 1 depicts a wideband switching system that is capable of handling one-to-one and many-to-many modes of communications, without blocking, for any signal tran... Read More
Inventors: Huang, Alan; Knauer, Scott C.;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Minimum insertion force connector
What is claimed is: 1. A connector comprising a plug and a receptacle, said plug comprising a housing having at least one row of socket terminals positioned in the housing, each of said socket termina... Read More
Inventors: Aujla, Sharanjit S.;, Assignee: Northern Telecom Limited (Montreal, CA) |
CPUs 
