Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
04/1998
04/14/1998US5740159 Loopback mechanism for frame relay OAM
04/14/1998US5740158 ATM communication system
04/14/1998US5740157 Distributed control methodology and mechanism for implementing automatic protection switching
04/14/1998US5740156 Packet switching system having self-routing switches
04/14/1998US5740075 Communication network
04/14/1998US5739935 Modular optical cross-connect architecture with optical wavelength switching
04/14/1998US5739933 Optically controlled optical switching module, method of optically controlling an optical switching network, and optical switching network
04/14/1998US5739932 Optical transmission system constructing method and system
04/14/1998CA2122934C Wiring scheme and network adapter with digital and analog outputs to allow old pots coexistence with isdn
04/14/1998CA2084364C Synchronous circuit
04/14/1998CA2069927C Communications system
04/09/1998WO1998015157A1 Arrangement for interleaving data and signalling information
04/09/1998WO1998015156A1 Real time call display for a switching computer
04/09/1998WO1998015155A1 Method of multi-point connection in an atm transmission system with individual connection waiting queues
04/09/1998WO1998015143A1 A system for transferring a call and a mobile station
04/09/1998WO1998015123A1 Apparatus, method and system for wireline audio and video conferencing and telephony
04/09/1998WO1998015066A2 Private branch exchange, telecommunication system and methods of transmitting signals in subrate channels
04/09/1998DE19639609A1 Mobiles Kommunikationsendgerät mit Telefonfunktion und einem ISDN-Basisanschluß The mobile communication terminal with telephone function and an ISDN basic access
04/08/1998EP0835038A2 ISDN BRI link restoration without loss of calls
04/08/1998EP0835037A2 Data transmitting node, and network inter-connection node suitable for home network environment
04/08/1998EP0835036A1 Optical switch
04/08/1998EP0835035A1 Variable delay apparatus for optical signals
04/08/1998EP0835034A2 Mobile location management in ATM networks
04/08/1998EP0835009A2 Network node and method of frame transfer
04/08/1998EP0834238A1 Process and device for transmitting confidential connection and service information between subscriber terminals and one or more digital exchanges
04/08/1998EP0834123A1 Machine control module for a processor
04/08/1998EP0687402B1 Circuit arrangement for integrating edp systems in the use of telephone installations
04/08/1998EP0631704A4 Device and method for adaptively adjusting loading capacity for a node in a packetized communication system.
04/07/1998US5737570 For use with a computer
04/07/1998US5737390 Digital exchange system with function of displaying operation state of system
04/07/1998US5737338 ATM exchange and method of testing same
04/07/1998US5737334 Pipeline architecture for an ATM switch backplane bus
04/07/1998US5737333 Method and apparatus for interconnecting ATM-attached hosts with telephone-network attached hosts
04/07/1998US5737321 Multi-media teleconference system
04/07/1998US5737320 Method of transferring information
04/07/1998US5737317 Communication system testing method
04/07/1998US5737315 Traffic control device in private ATM network
04/07/1998US5737314 ATM exchange, ATM multiplexer and network trunk apparatus
04/07/1998US5737313 In an atm network
04/07/1998US5737312 Cell assembly and disassembly apparatus in an ATM network
04/07/1998US5737310 Synchronous ring network system
04/07/1998US5737106 Wavelength selective optical delay line
04/07/1998US5736889 Duplexing control apparatus for use in a time division switching device
04/07/1998CA2216010A1 Variable delay device for optical signals
04/07/1998CA2216008A1 Optical switch
04/07/1998CA2079654C Transmission circuit for transmitting fixed-length data
04/02/1998WO1998014030A1 Monitoring aom cell assisted method to detect bit errors occurring in atm useful cells on an atm transmission link
04/02/1998WO1998014029A1 Monitoring aom cell assisted method to detect bit errors occurring in atm useful cells on an atm transmission link
04/02/1998WO1998014028A1 Mobile communication terminal with telephone function and an isdn base connection
04/02/1998WO1998014015A2 A method and apparatus for having multiple virtual paths in one serial i/o controller channel
04/02/1998WO1998013992A1 Voice dialing system
04/02/1998WO1998013988A1 Automated test call generation and execution system
04/02/1998WO1998013975A1 Packet routing in a telecommunications network
04/02/1998WO1998013969A1 Method and apparatus for synchronization of time stamping
04/02/1998WO1998013961A2 Architecture for a modular communications switching system
04/02/1998WO1998013764A1 Method, system, and computer program product for automatic detection of multiprotocol encapsulation for fr/atm service interworking
04/02/1998DE19644787C1 Verfahren und Einrichtung zum Verbinden von Teilnehmern eines Telekommunikationsnetzwerkes in einer Vermittlungsstelle Method and apparatus for connecting subscribers of a telecommunication network in an exchange
04/02/1998DE19641399A1 Verfahren zum Ermitteln von auf einer ATM-Übertragungsstrecke in ATM-Nutzzellen aufgetretenen Bitfehlern mit Hilfe von Monitoring-OAM-Zellen Method for determining occurred on an ATM transmission path in ATM useful bit errors with the aid of monitoring OAM cells
04/02/1998DE19641398A1 Verfahren zum Ermitteln von auf einer ATM-Übertragungsstrecke in ATM-Nutzzellen aufgetretenen Bitfehlern mit Hilfe von Monitoring-OAM-Zellen Method for determining occurred on an ATM transmission path in ATM useful bit errors with the aid of monitoring OAM cells
04/02/1998DE19640547A1 Digital signal circuit switching method
04/02/1998DE19637302A1 Range increasing method for ISDN transmission path
04/02/1998CA2266390A1 Packet routing in a telecommunications network
04/02/1998CA2265707A1 Method and apparatus for synchronization of time stamping
04/01/1998EP0833543A2 Network interface
04/01/1998EP0833542A2 Local network with transmitting and receiving apparatus
04/01/1998EP0833535A2 Method of synchronising a radio network termination equipment for RLL/WLL systems connected to an ISDN system
04/01/1998EP0833532A2 Method and apparatus for message communication
04/01/1998EP0833530A2 Call set-up method towards a wireless terminal linked to a communications network
04/01/1998EP0833480A2 Contention control circuit
04/01/1998EP0833257A2 Apparatus and method for concurrent search content addressable memory circuit
04/01/1998EP0832542A1 Process and device for authenticating subscribers to digital exchanges
04/01/1998EP0832530A1 Media access control for isochronous data packets in carrier sensing multiple access systems
04/01/1998EP0832528A1 Reverse path allocation and contention resolution scheme for a broadband communications system
04/01/1998EP0832524A1 Synchronisation in an sdh network
04/01/1998CN1177887A Information communication method and apparatus thereof
04/01/1998CN1177873A Apparatus for noticing and comtrolling crowd condition in asynchronous transmission type network and method thereof
03/1998
03/31/1998US5734826 Variable cyclic redundancy coding method and apparatus for use in a multistage network
03/31/1998US5734825 For a computer network
03/31/1998US5734764 Method and apparatus for achieving a fully-connected nonblocking optical crossbar switch having wide transfer paths and minimal latency by exploiting the transparency of silicon at selected wavelengths
03/31/1998US5734678 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
03/31/1998US5734656 Method and apparatus for dynamically allocating bandwidth on a TDM bus
03/31/1998US5734655 Distributed type switching system
03/31/1998US5734653 Cell/ packet assembly and disassembly apparatus and network system
03/31/1998US5734652 ATM extended autoregistration and VPI/VCI assignment in a hybrid fiber-coax cable network
03/31/1998US5734641 Device and method for discriminating timeout
03/31/1998US5734589 Digital entertainment terminal with channel mapping
03/31/1998US5734486 Optical packet switching system
03/27/1998CA2213961A1 Apparatus and method for concurrent search content addressable memory circuit
03/26/1998WO1998012885A2 Method and apparatus for determining virtual cell area
03/26/1998WO1998012843A1 Data receiver
03/26/1998WO1998012842A1 Address allocation method for records of values representing various parameters
03/26/1998WO1998012841A1 Frame transfer normalized priority
03/26/1998WO1998012706A1 Device and method for testing integrated circuit dice in an integrated circuit module
03/26/1998WO1998005138A3 Testing facility for a broadband communications system
03/26/1998DE19650833C1 Measurement apparatus for full-duplex two-wire transmission interface
03/26/1998DE19638174A1 Verfahren, durch welches Sätzen von verschiedene Parameter repräsentierenden Werten Adressen zuweisbar sind Method by which sets of data representing parameter values ​​of different addresses are assignable
03/26/1998CA2265794A1 Address allocation method for records of values representing various parameters
03/25/1998EP0831671A2 Method and communication system for transmitting compressed voice data in a communication network
03/25/1998EP0831670A1 Telecommunication network based on distributed control
03/25/1998EP0831668A1 Auto-adaptive intercommunication protocol between base stations of a cellular telephone network