Top 100 US Patents in Networking
section h - electricity > electric communication technique > transmission of digital information, e.g. telegraphic communication
Sorted by IPQ® Score, an objective measure of patent quality. View scores and methodology at PatentRatings.com. You can also view all by publication date instead.
US5727157 (A), filed
Thu Dec 19 00:00:00 CST 1996
, published
Tue Mar 10 00:00:00 CST 1998
- CABLETRON SYSTEMS INC
An apparatus and method for determining the topology of a computer network including data-relay devices and node devices, based on a comparison of source adddresses heard by the various data relay-devices. A source address table is compiled for each port of...
US5768269 (A), filed
Fri Aug 25 00:00:00 CDT 1995
, published
Tue Jun 16 00:00:00 CDT 1998
- TERAYON CORP
A method and apparatus for carrying out synchronous codivision multiple access (SCDMA) communication of multiple channels of digital data over a shared transmission media such as a cable television system coaxial cable, a fiber optic or copper conductor...
US5029183 (A), filed
Thu Jun 29 00:00:00 CDT 1989
, published
Tue Jul 02 00:00:00 CDT 1991
- SYMBOL TECHNOLOGIES INC
US5826014 (A), filed
Tue Feb 06 00:00:00 CST 1996
, published
Tue Oct 20 00:00:00 CDT 1998
- NETWORK ENGINEERING SOFTWARE
Providing a firewall for isolating network elements from a publicly accessible network to which such network elements are attached. The firewall operates on a stand alone computer connected between the public network and the network elements to be protected...
USRE39812 (E1), filed
Thu Jul 28 00:00:00 CDT 2005
, published
Tue Sep 04 00:00:00 CDT 2007
- NAT SEMICONDUCTOR CORP
An apparatus matches the configuration of a first station of a local area network to the configuration of the second station of the local area network. The first station detects a protocol advertisement from the second station that indicates a protocol in...
US6325294 (B2), filed
Thu Feb 01 00:00:00 CST 2001
, published
Tue Dec 04 00:00:00 CST 2001
- MICRON TECHNOLOGY INC
The present invention teaches a method of manufacturing an enclosed transceiver, such as a radio frequency identification ("RFID") tag. Structurally, in one embodiment, the tag comprises an integrated circuit (IC) chip, and an RF antenna mounted on a thin film...
US5689641 (A), filed
Fri Oct 01 00:00:00 CDT 1993
, published
Tue Nov 18 00:00:00 CST 1997
- VICOR INC
A multimedia collaboration system that integrates separate real-time and asynchronous networks-the former for real-time audio and video, and the latter for control signals and textual, graphical and other data-in a manner that is interoperable across different...
US6244512 (B1), filed
Tue Aug 25 00:00:00 CDT 1998
, published
Tue Jun 12 00:00:00 CDT 2001
- INTERMEC IP CORP
A hand-held data collection device with a user interface surface that is wider than its handgrip area. Also, a hand-held data collection device with an upwardly facing surface containing a user interface and a side surface containing a plurality of actuators....
US5619503 (A), filed
Tue Jan 11 00:00:00 CST 1994
, published
Tue Apr 08 00:00:00 CDT 1997
- ERICSSON GE MOBILE INC
The invention relates to a radio communication system and method for minimizing co-channel interference. The system and method employ a matrix processor to separate signals received from, or transmitted to, a plurality of mobile units. The coefficients of the...
US5142550 (A), filed
Fri Dec 28 00:00:00 CST 1990
, published
Tue Aug 25 00:00:00 CDT 1992
- SYMBOL TECHNOLOGIES INC
A packet data transmission system is used to link a number of remote hand-held data-gathering units such as bar code readers to a central computer which maintains a database management system. Data packets are sent from the remote units by an RF link to...
US5331641 (A), filed
Mon Mar 09 00:00:00 CST 1992
, published
Tue Jul 19 00:00:00 CDT 1994
- TRANSWITCH CORP
Apparatus and methods for retiming an STS-3 type signal are provided. The SPE of an incoming STS-3 type signal is demultiplexed into three STS-1 payloads and fed to three FIFOs, and a byte which is synchronous with the TOH is tracked through the three FIFOs to...
US7260395 (B1), filed
Mon Oct 30 00:00:00 CST 2000
, published
Tue Aug 21 00:00:00 CDT 2007
- SYMBOL TECHNOLOGIES INC
The present invention relates to apparatus and methods for adapting a mobile unit to communication requirements of a particular country or geographic region. A wireless local area network communications system may include access points and remote terminals....
US5799010 (A), filed
Thu Jun 27 00:00:00 CDT 1996
, published
Tue Aug 25 00:00:00 CDT 1998
- INTERDIGITAL TECH CORP
A multiple access, spread-spectrum communication system processes a plurality of information signals received by a Radio Carrier Station (RCS) over telecommunication lines for simultaneous transmission over a radio frequency (RF) channel as a code-division-mul...
US5918013 (A), filed
Mon Jun 03 00:00:00 CDT 1996
, published
Tue Jun 29 00:00:00 CDT 1999
- WEBTV NETWORKS INC
A method of providing a document to a client coupled to a server is provided. The server provides a number of Internet services to the client, including functioning as a caching proxy on behalf of the client for purposes of accessing the World Wide Web. The...
US5594910 (A), filed
Fri Nov 26 00:00:00 CST 1993
, published
Tue Jan 14 00:00:00 CST 1997
- IBM
A distributed processing, interactive computer network and method of operation is described. The network is designed to provide very large numbers of simultaneous users access to large numbers of applications which feature interactive text/graphic sessions....
US5553094 (A), filed
Thu Jul 07 00:00:00 CDT 1994
, published
Tue Sep 03 00:00:00 CDT 1996
- IRIS SYSTEMS INC
A wide area communications network communicating data from a plurality of network service modules through a plurality of remote cell nodes and intermediate data terminals to a central data terminal. The wide area communications network collects network data...
US4304001 (A), filed
Thu Jan 24 00:00:00 CST 1980
, published
Tue Dec 01 00:00:00 CST 1981
- FORNEY INTERNATIONAL
A control system for controlling an industrial process includes a plurality of remotely located process control units (remotes) each coupled to an associated input/output device(s) and adapted to communicate with one another through a dual channel communicatio...
US5870474 (A), filed
Fri Dec 29 00:00:00 CST 1995
, published
Tue Feb 09 00:00:00 CST 1999
- SCIENTIFIC ATLANTA
A control system provides secure transmission of programs, including at least one of video, audio, and data, between a service provider and a customer's set top unit over a digital network. Program bearing data packets are recieved in a first network protocol...
US6580717 (B1), filed
Thu Feb 25 00:00:00 CST 1999
, published
Tue Jun 17 00:00:00 CDT 2003
- HITACHI LTD
A packet communication method and a packet communication system capable of making an IPv4-compatible application operating on an information processing apparatus communicate with another information processing apparatus connected to an IPv6 network without...
US6430722 (B1), filed
Fri Jan 22 00:00:00 CST 1999
, published
Tue Aug 06 00:00:00 CDT 2002
- HUGHES ELECTRONICS CORP
A method of providing forward error correction for data services uses a parallel concatenated convolutional code which is a Turbo Code comprising a plurality of constituent encoders wherein a plurality of data block sizes are used in conjunction with said...
US5613012 (A), filed
Wed May 17 00:00:00 CDT 1995
, published
Tue Mar 18 00:00:00 CST 1997
- SMARTTOUCH LLC
A tokenless identification system and method for authorization of transactions and transmissions. The tokenless system and method are principally based on a correlative comparison of a unique biometrics sample, such as a finger print or voice recording,...
US6438591 (B1), filed
Wed Jul 05 00:00:00 CDT 2000
, published
Tue Aug 20 00:00:00 CDT 2002
- COMPAQ INFORMATION TECHNOLOGIE
A system for managing an assemblage of entities. The entities interface within the assemblage for control of primary information handling functions and further interface with the system to permit the carrying out of management functions. The system includes...
US5732212 (A), filed
Thu Jan 13 00:00:00 CST 1994
, published
Tue Mar 24 00:00:00 CST 1998
- FOX NETWORK SYSTEMS INC
A system and method for accessing, controlling and monitoring a data processing device in which a video raster signal from the data processing device is analyzed to determine the information displayed on a video display monitor attached to the data processing...
US5648982 (A), filed
Fri Sep 09 00:00:00 CDT 1994
, published
Tue Jul 15 00:00:00 CDT 1997
- OMNIPOINT CORP
A technique for modulating and demodulating CPM spread spectrum signals and variations of CPM spread spectrum signals. A transmitter divides a signal data stream into a plurality of data streams (such as I and Q data streams), independently modulates the I and...
US7298851 (B1), filed
Tue Sep 21 00:00:00 CDT 1999
, published
Tue Nov 20 00:00:00 CST 2007
- DISCOVERY COMMUNICAT INC
The invention, electronic book security and copyright protection system, provides for secure distribution of electronic text and graphics to subscribers and secure storage. The method may be executed at a content provider's site, at an operations center, over...
US6351499 (B1), filed
Wed Dec 15 00:00:00 CST 1999
, published
Tue Feb 26 00:00:00 CST 2002
- IOSPAN WIRELESS INC
A method of maximizing a communication parameter, such as data capacity, signal quality or throughput of a channel between a transmit unit with M transmit antennas and a receive unit with N receive antennas and a communication system such as a wireless network...
US5933421 (A), filed
Thu Feb 06 00:00:00 CST 1997
, published
Tue Aug 03 00:00:00 CDT 1999
- AT T WIRELESS SERVICES INC
The high quality PCS communications are enabled in environments where adjacent PCS service bands operate with out-of-band harmonics that would otherwise interfere with the system's operation. The highly bandwidth-efficient communications method combines a form...
US7437475 (B2), filed
Tue Oct 21 00:00:00 CDT 2003
, published
Tue Oct 14 00:00:00 CDT 2008
- LV PARTNERS L P
A Method and apparatus for utilizing a coded audio/video signal to conduct commerce over the Internet. Broadcast information is broadcast from a remote location on a secondary network containing video over the secondary network to a location thereon proximate...
US5054020 (A), filed
Wed Apr 11 00:00:00 CDT 1990
, published
Tue Oct 01 00:00:00 CDT 1991
- DIGITAL ACCESS CORP
A general purpose communications processor for communicating data between an asynchronous data terminal and a synchronous data communication facility, includes (I) a transmit module, having (a) a transmit processor, (b) an input serial communication controller...
US6353614 (B1), filed
Thu Mar 05 00:00:00 CST 1998
, published
Tue Mar 05 00:00:00 CST 2002
- 3COM CORP
A method and protocol for Distributed Network Address Translation ("DNAT") is provided. DNAT is used to overcome the limited address 32-bit address space used for versions of the Internet Protocol ("IP"). DNAT is used with small office or home office networks...
US6438678 (B1), filed
Tue Aug 11 00:00:00 CDT 1998
, published
Tue Aug 20 00:00:00 CDT 2002
- CISCO TECH IND
A programmable data communications device is provided to process multiple streams of data according to multiple protocols. The device is equipped with a co-processor including multiple, programmable processors allowing data to be operated on by multiple...
US7460507 (B2), filed
Fri Feb 20 00:00:00 CST 2004
, published
Tue Dec 02 00:00:00 CST 2008
- BROADCOM CORP
A packet-based, hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different characteristics are employed in an overall scheme to link portable...
US5479441 (A), filed
Tue Jan 18 00:00:00 CST 1994
, published
Tue Dec 26 00:00:00 CST 1995
- SYMBOL TECHNOLOGIES INC
A packet data transmission system is used to link a number of remote hand-held data-gathering units such as bar code readers to a central computer which maintains a database management system. Data packets are sent from the remote units by an RF link to...
US5347632 (A), filed
Fri Jul 28 00:00:00 CDT 1989
, published
Tue Sep 13 00:00:00 CDT 1994
- PRODIGY SERVICES COMPANY
An interactive computer system network enables a user to display desired information, such as news, financial and cultural information, and perform desired transactional services, such as banking and shopping, through any of a plurality of types of personal...
US6219032 (B1), filed
Wed Dec 13 00:00:00 CST 1995
, published
Tue Apr 17 00:00:00 CDT 2001
- IMMERSION CORP
A method and apparatus for providing force feedback to a user operating a human/computer interface device in conjunction with a graphical user interface (GUI) displayed by a host computer system. A physical object, such as a joystick or a mouse, controls a...
US5586117 (A), filed
Mon Jun 20 00:00:00 CDT 1994
, published
Tue Dec 17 00:00:00 CST 1996
- NAT SEMICONDUCTOR CORP
An apparatus matches the configuration of a first station of a local area network to the configuration of the second station of the local area network. The first station detects a protocol advertisement from the second station that indicates a protocol in...
US7333957 (B2), filed
Mon Jan 06 00:00:00 CST 2003
, published
Tue Feb 19 00:00:00 CST 2008
- DIGIMARC CORP
Media objects are transformed into active, connected objects via identifiers embedded into them or their containers. In the context of a user's playback experience, a decoding process extracts the identifier from a media object and possibly additional context...
US4549302 (A), filed
Tue Oct 11 00:00:00 CDT 1983
, published
Tue Oct 22 00:00:00 CDT 1985
- HAYES MICROCOMPUTER PROD
An FSK modem for coupling a standard data port (50) to a telephone line (45) in which the signal path between the phone line and the data port passes through a processor (55). When the modem is in a transparent mode of operation, for transmitting data, a timer...
US7433855 (B2), filed
Thu Jul 24 00:00:00 CDT 2003
, published
Tue Oct 07 00:00:00 CDT 2008
- MCI COMMUNICATIONS CORP
A system, method and computer program product for processing event records. The present invention includes a detection layer, an analysis layer, an expert systems layer and a presentation layer. The layered system includes a core infrastructure and a...
US6717864 (B2), filed
Tue Oct 15 00:00:00 CDT 2002
, published
Tue Apr 06 00:00:00 CDT 2004
- MONLITHIC SYSTEM TECHNOLOGY IN
A memory system includes a plurality of memory modules, each including at least one memory array. Each memory array has an associated line of sense amplifier latches, wherein each line of sense amplifier latches is activated independently. Each line of sense...
US5327018 (A), filed
Fri Oct 30 00:00:00 CST 1992
, published
Tue Jul 05 00:00:00 CDT 1994
- GEMPLUS CARD INT
The invention concerns interface circuits for chip card readers. It consists of providing link connections between this circuit and the reader, these connections being identical to those established between the circuit and the chip card. An internal switch...
US6061504 (A), filed
Mon Jun 10 00:00:00 CDT 1996
, published
Tue May 09 00:00:00 CDT 2000
- EMC CORP
A video file server includes an integrated cached disk array storage subsystem and a plurality of stream server computers linking the cached disk storage system to the data network for the transfer of video data streams. The video file server further includes...
US6219694 (B1), filed
Fri May 29 00:00:00 CDT 1998
, published
Tue Apr 17 00:00:00 CDT 2001
- RES IN MOTION LTD
A system and method for pushing information from a host system to a mobile data communication device upon sensing a triggering event is disclosed. A redirector program operating at the host system enables a user to continuously redirect certain user-selected...
US5949891 (A), filed
Wed Nov 16 00:00:00 CST 1994
, published
Tue Sep 07 00:00:00 CDT 1999
- INTEL CORP
An audio processing system applies a filter to convert the audio signals generated by the microphone of a combined microphone/speaker earpiece into filtered audio signals, where the filter is designed to correct for distortions in the audio signals that result...
US7424737 (B2), filed
Thu May 06 00:00:00 CDT 2004
, published
Tue Sep 09 00:00:00 CDT 2008
- GRAPHON CORP
A virtual host for protocol transforming traffic traversing between an IP-compliant source and non-IP compliant destination is disclosed. The virtual host includes a communications channel configured to channel process traffic, transforming IP-compliant...
US6412073 (B1), filed
Tue Dec 08 00:00:00 CST 1998
, published
Tue Jun 25 00:00:00 CDT 2002
- YODLEE COM INC
An Internet Portal is enabled by software executing on an Internet-connected server. The Portal, in response to a log-on by a user, presents a secure and personalized page for and to the user, the personalized page having listed plural Internet destinations...
US7432910 (B2), filed
Mon Feb 23 00:00:00 CST 2004
, published
Tue Oct 07 00:00:00 CDT 2008
- IMMERSION CORP
An interface device and method providing haptic sensations to a user. A user physically contacts a housing of the interface device, and a sensor device detects the manipulation of the interface device by the user. An actuator assembly includes an actuator that...
US5506954 (A), filed
Wed Nov 24 00:00:00 CST 1993
, published
Tue Apr 09 00:00:00 CDT 1996
- INTEL CORP
A video subsystem resides partially on a host processor and partially on a video board. Audio and communications subsystems reside partially on the host processor and partially on a audio/communications board. The video subsystem generates and passes local...
US5982891 (A), filed
Tue Nov 04 00:00:00 CST 1997
, published
Tue Nov 09 00:00:00 CST 1999
- INTERTRUST TECH CORP
The present invention provides systems and methods for secure transaction management and electronic rights protection. Electronic appliances such as computers equipped in accordance with the present invention help to ensure that information is accessed and...
US5878186 (A), filed
Mon May 24 00:00:00 CDT 1993
, published
Tue Mar 02 00:00:00 CST 1999
- ENGATE INC
A transcription network having linked computer terminals for a court reporter and for examining, defending, and associate attorneys is disclosed. Based on the hardware present, the court reporter terminal automatically selects the most appropriate synchronizat...
US6137839 (A), filed
Thu Oct 31 00:00:00 CST 1996
, published
Tue Oct 24 00:00:00 CDT 2000
- TEXAS INSTRUMENTS INC
A discrete multitone (DMT) digital subscriber loop (xDSL) telecommunication system has a transmitter portion including a bit encoder, inverse fast Fourier transform (FFT), parallel-to-serial converter, digital-to-analog converter and line driver for transmitti...
US7475137 (B2), filed
Fri Jun 25 00:00:00 CDT 2004
, published
Tue Jan 06 00:00:00 CST 2009
- MICRON TECHNOLOGY INC
A multi-level network security system is disclosed for a computer host device coupled to at least one computer network. The system including a secure network interface Unit (SNIU) contained within a communications stack of the computer device that operates at...
US7313813 (B2), filed
Fri Jul 11 00:00:00 CDT 2003
, published
Tue Dec 25 00:00:00 CST 2007
- YODLEE COM INC
An Internet Portal is enabled by software executing on an Internet-connected server. The Portal, in response to a log-on by a user, presents a secure and personalized page for and to the user, the personalized page having listed plural Internet destinations...
US6819749 (B1), filed
Tue Jul 27 00:00:00 CDT 1999
, published
Tue Nov 16 00:00:00 CST 2004
- MINDSPEED TECH INC
A fast startup procedure for a modem system utilizes known characteristics of a previously established communication channel to reduce the initialization period associated with subsequent connections over the same channel. In response to the establishment of a...
US6085192 (A), filed
Fri Apr 11 00:00:00 CDT 1997
, published
Tue Jul 04 00:00:00 CDT 2000
- ROAMPAGE INC
A system includes a general synchronization module at the client site for operating within a first firewall and for examining first version information to determine whether a first workspace element has been modified. The system further includes a synchronizat...
US5008900 (A), filed
Mon Aug 14 00:00:00 CDT 1989
, published
Tue Apr 16 00:00:00 CDT 1991
- INT MOBILE MACHINES
A subscriber unit for wireless communication with a base station in a wireless subscriber communication system includes a FIR chip, a DIF (digital intermediate frequency) chip, a single processor chip and a radio. The processor chip transcodes a digital voice...
US6020881 (A), filed
Tue Feb 18 00:00:00 CST 1997
, published
Tue Feb 01 00:00:00 CST 2000
- SUN MICROSYSTEMS
An intuitive graphical user interface is based upon a geographic map structure, and includes a system for controlling remote external electronic devices. In the defined graphical user interface, each Space of the geographic map structure is rendered on a touch...
US6618429 (B2), filed
Wed Oct 02 00:00:00 CDT 2002
, published
Tue Sep 09 00:00:00 CDT 2003
- OUALCOMM INC
A system and method for communicating information signals using spread spectrum communication techniques. PN sequences are constructed that provide orthogonality between the users so that mutual interference will be reduced, allowing higher capacity and better...
US5548226 (A), filed
Thu Jun 30 00:00:00 CDT 1994
, published
Tue Aug 20 00:00:00 CDT 1996
- HITACHI LTD
A signal transmitting circuit includes one or more circuit blocks having a driving circuit and an intra-block transmission line for transmitting a signal produced by the driving circuit, one or more circuit blocks having a receiving circuit and an intra-block...
US5742792 (A), filed
Tue May 28 00:00:00 CDT 1996
, published
Tue Apr 21 00:00:00 CDT 1998
- EMC CORP
Two data storage systems are interconnected by a data link for remote mirroring of data. Each volume of data is configured as local, primary in a remotely mirrored volume pair, or secondary in a remotely mirrored volume pair. Normally, a host computer directly...
US5793763 (A), filed
Fri Nov 03 00:00:00 CST 1995
, published
Tue Aug 11 00:00:00 CDT 1998
- CISCO TECH IND
A system and method are provided for translating local IP addresses to globally unique IP addresses. This allows local hosts in an enterprise network to share global IP addresses from a limited pool of such addresses available to the enterprise. The translatio...
US7440416 (B2), filed
Mon Dec 15 00:00:00 CST 2003
, published
Tue Oct 21 00:00:00 CDT 2008
- BROADCOM CORP
A hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different characteristics are employed in an overall scheme to link portable or mobile...
USRE40540 (E1), filed
Wed Dec 17 00:00:00 CST 2003
, published
Tue Oct 14 00:00:00 CDT 2008
- MLR LLC
A network and method of operating a network of wireless service providers adapted to interact with a plurality of omni-modal wireless products within a given geographic area in a manner to permit the wireless service providers to "borrow" radio frequencies...
US5615277 (A), filed
Mon Nov 28 00:00:00 CST 1994
, published
Tue Mar 25 00:00:00 CST 1997
A tokenless security system and method for preventing unauthorized access to one or more secured computer systems is shown. The security system and method are principally based on a correlative comparison of a unique biometric sample, such as a finger print or...
US7366900 (B2), filed
Fri Jan 12 00:00:00 CST 2001
, published
Tue Apr 29 00:00:00 CDT 2008
- VERIZON LAB INC
A method, system and computer program product are disclosed for enhancing the security of a message sent through a network server from a client computer to a destination server running any computer platform. Credentials for authorizing a principal are obtained...
US6985883 (B1), filed
Tue May 02 00:00:00 CDT 2000
, published
Tue Jan 10 00:00:00 CST 2006
- EBS DEALING RESOURCES INC
An anonymous trading system (FIG. 1 ) identifies the best bids and offers (QuoteSubmit, FIG. 3 ) from those counterparties (WS A 1 a 1 ) with which each party (WS A 1 fb 1, WS A 1 b 2 , ... WS A 2 a 2 ) is currently eligible to deal, while maintaining the...
US6496940 (B1), filed
Wed Jun 07 00:00:00 CDT 1995
, published
Tue Dec 17 00:00:00 CST 2002
- COMPAQ COMPUTER CORP
A multiprocessor system includes a number of sub-processor systems, each substantially identically constructed, and each comprising a central processing unit (CPU), and at least one I/O device, interconnected by routing apparatus that also interconnects the...
US7415511 (B2), filed
Tue Nov 09 00:00:00 CST 2004
, published
Tue Aug 19 00:00:00 CDT 2008
- LV PARTNERS L P
A method for interfacing scanned product information with a source for the product over a global network. A method is provided for obtaining information regarding the source of a product from a remote information source location on a global communication...
US4675863 (A), filed
Wed Mar 20 00:00:00 CST 1985
, published
Tue Jun 23 00:00:00 CDT 1987
- INT MOBILE MACHINES
A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits...
US5717510 (A), filed
Wed Aug 02 00:00:00 CDT 1995
, published
Tue Feb 10 00:00:00 CST 1998
- FUJITSU LTD
The invention provides a technique for optimizing transmission conditions to achieve large-capacity transmission, and also provides peripheral techniques for the practical implementation of optical multiplexing that makes large-capacity transmission possible....
US6154465 (A), filed
Tue Oct 06 00:00:00 CDT 1998
, published
Tue Nov 28 00:00:00 CST 2000
- VERTICAL NETWORKS INC
Systems and methods by which voice/data communications may occur in multiple modes/protocols are disclosed. In particular, systems and methods are provided for multiple native mode/protocol voice and data transmissions and receptions with a computing system...
US6546488 (B2), filed
Mon Sep 21 00:00:00 CDT 1998
, published
Tue Apr 08 00:00:00 CDT 2003
- HUGHES ELECTRONICS CORP
A method and apparatus for broadcasting newsgroup information to a plurality of users uses a news server, which is in communication with the Internet, a newscast transmitter, a satellite gateway, and a subscriber station. The news server gathers newsgroup...
US5778181 (A), filed
Thu Mar 14 00:00:00 CST 1996
, published
Tue Jul 07 00:00:00 CDT 1998
- ACTV INC
A system for integrating video programming with the vast information resources of the Internet. A computer based system receives a video program with embedded uniform resource locators (URLs). The URLs, the effective addresses of locations or Web sites on the...
US4397020 (A), filed
Tue Oct 13 00:00:00 CDT 1981
, published
Tue Aug 02 00:00:00 CDT 1983
- BELL TELEPHONE LABOR INC
Errors in digital transmission are monitored by employing a cyclical-redundancy-check (CRC). A CRC code word having a predetermined number of bits is generated (via 310) from a block of bits (ESF) of a presently transmitted time division muliplexed (XTDM)...
USRE40530 (E1), filed
Fri Oct 20 00:00:00 CDT 2000
, published
Tue Oct 07 00:00:00 CDT 2008
- HEWLETT PACKARD DEVELOPMENT CO
A method and apparatus are disclosed for improving public key encryption and decryption schemes that employ a composite number formed from three or more distinct primes. The encryption or decryption tasks may be broken down into sub-tasks to obtain encrypted...
US4484027 (A), filed
Thu Nov 19 00:00:00 CST 1981
, published
Tue Nov 20 00:00:00 CST 1984
- COMMUNICATIONS SATELLITE CORP
In a secure communications system, a key number which is changed periodically, e.g. monthly, and a random number from a random number generator are combined and used as a seed to reset a PN sequence generator, with the output of the generator being used to...
US6745234 (B1), filed
Thu Aug 19 00:00:00 CDT 1999
, published
Tue Jun 01 00:00:00 CDT 2004
- DIGITAL CONVERGENCE CORP
A method for controlling a computer is disclosed wherein one or more remote locations disposed on a network are accessed in response to scanning an optical code. A first computer disposed on the network connects to a scanner for scanning the optical code of a...
US5369704 (A), filed
Wed Mar 24 00:00:00 CST 1993
, published
Tue Nov 29 00:00:00 CST 1994
- ENGATE INC
A transcription network having linked computer terminals for a court reporter and for examining, defending, and associate attorneys is disclosed. Real-time transcription text is communicated from the reporter's terminal through the network. Secure message...
US6275852 (B1), filed
Fri Aug 06 00:00:00 CDT 1999
, published
Tue Aug 14 00:00:00 CDT 2001
- IBM
A method of operating a distributed processing, interactive computer network is described. The network is designed to provide very large numbers of simultaneous users access to large numbers of applications which feature interactive text/graphic sessions. The...
US7257619 (B2), filed
Tue Jun 29 00:00:00 CDT 2004
, published
Tue Aug 14 00:00:00 CDT 2007
- LV PARTNERS LP
An interlocking architecture for a software interface and a bar code scanner. Upon power-up, a handshaking operation is performed between a scanner ( 1600 ) having a scanner processor ( 2600 ) and a computer processor ( 2612 ) of a computer ( 302 ) based upon...
US5103459 (A), filed
Mon Jun 25 00:00:00 CDT 1990
, published
Tue Apr 07 00:00:00 CDT 1992
- QUALCOMM INC
A system and method for communicating information signals using spread spectrum communication techniques. PN sequences are constructed that provide orthogonality between the users so that mutual interference will be reduced, allowing higher capacity and better...
US5103459 (B1), filed
Mon Jun 25 00:00:00 CDT 1990
, published
Tue Jul 06 00:00:00 CDT 1999
- QUALCOMM INC
US6449647 (B1), filed
Tue Sep 21 00:00:00 CDT 1999
, published
Tue Sep 10 00:00:00 CDT 2002
- CISCO SYSTEMS INC
A content-aware flow switch intercepts a client content request in an IP network, and transparently directs the content request to a best-fit server. The best-fit server is chosen based on the type of content requested, the quality of service requirements...
US6658480 (B2), filed
Fri Mar 09 00:00:00 CST 2001
, published
Tue Dec 02 00:00:00 CST 2003
- ALACRITECH INC
A system for protocol processing in a computer network has an intelligent network interface card (INIC) or communication processing device (CPD) associated with a host computer. The CPD provides a fast-path that avoids protocol processing for most large...
US5566169 (A), filed
Mon Nov 01 00:00:00 CST 1993
, published
Tue Oct 15 00:00:00 CDT 1996
- NAT SEMICONDUCTOR CORP
A data communication system, such as a local area network, is provided with a capability of transmitting isochronous data. Preferably the system conveys both isochronous data and non-isochronous data by time-multiplexing the data into a recurring frame...
US5594734 (A), filed
Mon Nov 01 00:00:00 CST 1993
, published
Tue Jan 14 00:00:00 CST 1997
- NAT SEMICONDUCTOR CORP
A data communication system, such as a local area network, is provided with a capability of transmitting isochronous data. Preferably the system conveys both isochronous data and non-isochronous data by time-multiplexing the data into a recurring frame...
US5941972 (A), filed
Wed Dec 31 00:00:00 CST 1997
, published
Tue Aug 24 00:00:00 CDT 1999
- CROSSROADS SYS INC
A storage router (56) and storage network (50) provide virtual local storage on remote SCSI storage devices (60, 62, 64) to Fiber Channel devices. A plurality of Fiber Channel devices, such as workstations (58), are connected to a Fiber Channel transport...
US7024189 (B2), filed
Thu Apr 15 00:00:00 CDT 2004
, published
Tue Apr 04 00:00:00 CDT 2006
- TELULAR CORP
A Bluetooth-wireless docking station for use with a Bluetooth-enabled cellular mobile handset, which docking station allows mobility to the cellular mobile handset rather than having to be fixed stationarily in the docking station, which docking station...
US7045289 (B2), filed
Thu May 24 00:00:00 CDT 2001
, published
Tue May 16 00:00:00 CDT 2006
- THIRD WAVE TECH INC
The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations...
US7471698 (B2), filed
Tue Apr 08 00:00:00 CDT 2003
, published
Tue Dec 30 00:00:00 CST 2008
- SPRINT COMMUNICATIONS CO
The present invention is an apparatus, system, and method for converting point codes in a signal transfer point in a telecommunications signaling system. The STP converts point codes which designate the origination and destination signaling points for the...
US4301507 (A), filed
Tue Oct 30 00:00:00 CST 1979
, published
Tue Nov 17 00:00:00 CST 1981
- PITNEY BOWES INC
An electronic postal meter has a control unit, an accounting unit and a printing unit, each incorporating a CPU having a separate crystal controlled clock. Communication between the units is serial character asynchronous, bit synchronous, in message form, with...
US6658568 (B1), filed
Tue Oct 26 00:00:00 CDT 1999
, published
Tue Dec 02 00:00:00 CST 2003
- INTERTRUST TECH CORP
The present invention provides methods and systems for secure, automated transaction processing for use in electronic commerce and electronic rights and transaction management over an electronic network such as the Internet and/or over organization internal...
US4644564 (A), filed
Tue Oct 15 00:00:00 CDT 1985
, published
Tue Feb 17 00:00:00 CST 1987
- IBM
A maximum-likelihood sequence decoder is used with a partial-response signaling system for processing sequences of sampled values from a communication channel or recording device. The partial-response signals can be duobinary, dicode, or partial-response...
US5946387 (A), filed
Wed Feb 19 00:00:00 CST 1997
, published
Tue Aug 31 00:00:00 CDT 1999
- GENESYS TELECOMM LAB INC
A computerized telephony call center for serving a customer base has a central switch connected to a plurality of telephones at operator workstations and adapted to route calls to individual ones of the telephones, and also connected to a public switched...
US5821885 (A), filed
Wed Jun 07 00:00:00 CDT 1995
, published
Tue Oct 13 00:00:00 CDT 1998
- DISCOVISION ASS
An MPEG video decompression method and apparatus utilizing a plurality of stages interconnected by a two-wire interface arranged as a pipeline processing machine. Control tokens and DATA Tokens pass over the single two-wire interface for carrying both control...
US6532256 (B2), filed
Wed Jun 27 00:00:00 CDT 2001
, published
Tue Mar 11 00:00:00 CST 2003
- RAINMAKER TECHNOLOGIES INC
Serial input data is partitioned into parallel data elements prior to rotation by an invertible linear mapping. The resulting frames of parallel signal elements are sequentially transmitted over the link. After receipt from the link, the signal is demodulated...
USRE36633 (E), filed
Wed Nov 08 00:00:00 CST 1995
, published
Tue Mar 28 00:00:00 CST 2000
- TELCORDIA TECH INC
A Residual Time Stamp (RTS) technique provides a method and apparatus for recovering the timing signal of a constant bit rate input service signal at the destination node of a synchronous ATM telecommunication network. At the source node, a free-running P-bit...
US5819034 (A), filed
Thu Apr 28 00:00:00 CDT 1994
, published
Tue Oct 06 00:00:00 CDT 1998
- THOMSON CONSUMER ELECTRONICS
A distributed computer system, as for transmitting and receiving executable multimedia applications, includes a source of a continuous data stream repetitively transfering data representing a distributed computing application and a client computer, receiving...
US6144711 (A), filed
Wed Aug 27 00:00:00 CDT 1997
, published
Tue Nov 07 00:00:00 CST 2000
- CISCO SYSTEMS INC
A space-time signal processing system with advantageously reduced complexity. The system may take advantage of multiple transmitter antenna elements and/or multiple receiver antenna elements, or multiple polarizations of a single transmitter antenna element...
US5603081 (A), filed
Mon Nov 01 00:00:00 CST 1993
, published
Tue Feb 11 00:00:00 CST 1997
- ERICSSON TELEFON AB L M
A communications system in which information is transmitted in a plurality of time slots grouped into a plurality of superframes which are, in turn, grouped into a plurality of paging frames. A remote station receives paging messages once in each paging frame.
