Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 12 - Data switching networks
Patents for H04L 12 - Data switching networks (448,999)
12/2003
12/03/2003EP1367498A2 Method and device for serial data transfer
12/03/2003EP1367486A2 Crossbar circuit
12/03/2003EP1367470A2 System and method for on-line diagnostics
12/03/2003EP1366634A1 Radio communication system
12/03/2003EP1366631A1 Presence and availability management system
12/03/2003EP1366630A1 Management of pre-paid billing system for wireless communication
12/03/2003EP1366629A1 Managing burst profile characteristics in tdm systems
12/03/2003EP1366614A2 Logical routing system
12/03/2003EP1366613A1 Address translator
12/03/2003EP1366612A1 Method and device for l2tp reconnection handling
12/03/2003EP1366611A2 Transfer of an internet chat session between servers
12/03/2003EP1366607A1 System architecture for linking packet-switched and circuit switched clients
12/03/2003EP1366606A1 Apparatus and methods for establishing virtual private networks in a broadband network
12/03/2003EP1366605A2 Short range rf network with roaming terminals, and method therefor
12/03/2003EP1366603A1 System, method and device for performing communication in a short range radio network
12/03/2003EP1366602A1 Method for transferring data between a service apparatus and a remote management server
12/03/2003EP1366601A1 System for establishing and maintaining a connection
12/03/2003EP1366600A2 Messaging in multicast networks
12/03/2003EP1366599A1 Integration of e-mail with instant messaging services
12/03/2003EP1366598A2 Method of providing service classes in a packet network
12/03/2003EP1366593A1 Method and apparatus for providing secure streaming data transmission facilities using unreliable protocols
12/03/2003EP1366587A1 System and method for real time adaptive capacity scheduling
12/03/2003EP1366586A2 Jitter prevention in a digital communication network
12/03/2003EP1366585A1 Frame to frame timing sychronization system and method
12/03/2003EP1366584A1 System and method for demodulator state controller
12/03/2003EP1366583A2 Method and system for processing downstream packets of an optical network
12/03/2003EP1366581A2 Method for establishing a connection to a broadband communication platform
12/03/2003EP1366575A1 System for code division multi-access communication
12/03/2003EP1366438A1 Apparatus, method and system for directory quality assurance
12/03/2003EP1366419A2 System for embedding correlated performance measurements
12/03/2003EP1366405A2 System and method for determining an evolving combination of network components to maximize the net present value of a provider's cash flow
12/03/2003EP1366372A1 Method and apparatus for facilitating handoff in a wireless local area network
12/03/2003EP1192804B1 Dbs feature extension architecture
12/03/2003EP1010340B1 Management of packet switched connections in a communication network
12/03/2003EP0972394B1 Interconnection of telephone exchanges via a computer network
12/03/2003EP0897627B1 Atm lan emulation
12/03/2003EP0723732B1 Signal processing system
12/03/2003CN2590295Y Household intelligent unit
12/03/2003CN2590294Y Digital wiring apparatus having route tracing function
12/03/2003CN2590236Y Modularized communicating intelligent motor protection
12/03/2003CN1460377A Method for adaptive data/content insertion in MPEG2 transport stream
12/03/2003CN1460369A Token-based personalization of smart appliances
12/03/2003CN1460357A Method and apparatus for internet-based telephone access to prepaid card and PIN systems
12/03/2003CN1460355A Method and apparatus for providing communication service
12/03/2003CN1460351A Device for generating multimedia file addressed to telecommunications teminal and related multimedia file
12/03/2003CN1460350A Method and apparatus for reducing transmission overhead in communication system
12/03/2003CN1460349A Allocating addresses to mobile stations
12/03/2003CN1460347A Method for implementing transparent gateway or proxy in network
12/03/2003CN1460346A Increasing link capacity via concurrent transmissions inc entralized wireless LANS
12/03/2003CN1460345A Power supply control apparatus
12/03/2003CN1460344A DVB CATV transmission system and method with detection of ability to handle unsolicited grants for data transmission
12/03/2003CN1460339A Communication device having proximity controlled transmission
12/03/2003CN1460334A Reverse link initial power setting
12/03/2003CN1460224A Internet enabled household appliance for processing bar code or RFID tags
12/03/2003CN1460215A Method and system for tracking online status of active users of internet-based instant messaging system
12/03/2003CN1460214A System for dynamic process assignment in local area network and method therefor
12/03/2003CN1460213A Updating capability negotiation information in communications system
12/03/2003CN1460212A Media session framework using protocol independent control module direct and manage application and service servers
12/03/2003CN1460207A Network technique for malfunction countermeasure
12/03/2003CN1459972A High speed transmission digital user loop modulator demodulator
12/03/2003CN1459961A Method for packaging length changeable block, corresponding data block packaging device and de-packaging device
12/03/2003CN1459959A IP address searching method
12/03/2003CN1459958A Network forming method and apparatus
12/03/2003CN1459957A Digital home network system
12/03/2003CN1459956A Method of protecting electro magnetic wave interference of local network transmission base plate
12/03/2003CN1459955A Control method of network transmission speed and Ethernet interchanger using said method
12/03/2003CN1459954A Method of transmitting E-mail having warning information used for network monitor
12/03/2003CN1459953A 03 meso interface communication method used for electrocommunication network and 03 mesoservice apparatus
12/03/2003CN1459952A Frame management method and its exchanger and network structure
12/03/2003CN1459951A Redundant interlocking management exchanger and its redundant interlocking management method
12/03/2003CN1459950A Interface display system capable of compatible for multi equipments and method
12/03/2003CN1459941A Automatic set-up method of base station operation maintenance passage in third generation mobile communication system
12/03/2003CN1130105C ATM telecommunication method thereby terminal transmit to common station
12/03/2003CN1130100C Mobile communication device, mobile data communication method and system
12/03/2003CN1130099C Method and system for verifying authenticity of first communication participants in communications network
12/03/2003CN1130088C Communication system and method for addressing multiple capacity wireless trunk
12/03/2003CN1130086C Method and apparatus of providing time sensitive message over variable delay channel
12/03/2003CN1130085C Method and apparatus for producing ATM information source for low bit speed rate application
12/03/2003CN1130062C Method of establishing e-mail monitor
12/03/2003CN1130056C Method for notifying existing of E-mail to E-mail user
12/03/2003CN1130055C Contention resolution element for information source, its operating method central exchanger with same
12/03/2003CN1130054C Data transfer method
12/03/2003CN1130053C Method able to effectively transmit a lot of E-mails
12/03/2003CN1129849C Information processing apparatus
12/03/2003CN1129827C Clock signal supplying apparatus
12/02/2003US6658663 Business model for leasing storage on a digital recorder
12/02/2003US6658620 Burst and packet wireless transmission using product codes with iterative decoding
12/02/2003US6658614 Boundary scan element and communication device made by using the same
12/02/2003US6658586 Method and system for device status tracking
12/02/2003US6658585 Method and system for simple network management protocol status tracking
12/02/2003US6658580 Redundant, synchronous central timing systems with constant master voltage controls and variable slave voltage controls
12/02/2003US6658579 Network device with local timing systems for automatic selection between redundant, synchronous central timing systems
12/02/2003US6658568 Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
12/02/2003US6658565 Distributed filtering and monitoring system for a computer internetwork
12/02/2003US6658546 Storing frame modification information in a bank in memory
12/02/2003US6658518 Serial bus connection controller for establishing a logical connection between initiator and target nodes in a first-to-win racing condition
12/02/2003US6658512 Admission control method for data communications over peripheral buses
12/02/2003US6658499 System and method for ADSL USB bandwidth negotiation
12/02/2003US6658495 Data communication apparatus and method for transmitting predetermined address for opening communication ports
12/02/2003US6658494 Router topology having N on 1 redundancy
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