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)
11/2003
11/12/2003EP1360799A1 Packet data recording method and system
11/12/2003EP1360798A1 Control unit for multipoint multimedia/audio conference
11/12/2003EP1360797A2 Method and system for packet communication employing path diversity
11/12/2003EP1360796A2 Method and system for a set of network appliances which can be connected to provide enhanced collaboration, scalability, and reliability
11/12/2003EP1360788A1 Method and apparatus for enabling multimedia calls using session initiation protocol
11/12/2003EP1360786A2 Method and apparatus for data alignment
11/12/2003EP1360785A2 Method and device for downlink packet switching
11/12/2003EP1360772A2 A method of data compression
11/12/2003EP1360626A2 Electronic messaging system and method thereof
11/12/2003EP1360623A2 An information management system
11/12/2003EP1360605A1 A method and apparatus for managing a network
11/12/2003EP1360599A1 Method and device for monitoring data traffic and preventing unauthorized access to a network
11/12/2003EP1360597A1 E-mail messaging system
11/12/2003EP1360595A2 Scaleable interconnect structure for parallel computing and parallel memory access
11/12/2003EP1360574A2 Navigation control unit for a wireless computer resource access device, such as a wireless web content access device
11/12/2003EP1360566A2 Live navigation web-conferencing system and method
11/12/2003EP1360562A2 Buried data stream in a wireless home network
11/12/2003EP1271981B1 Radio communication system and its mobile terminal, and direction determining method
11/12/2003EP1228575B1 Apparatus and method of implementing a universal home network on a customer premises isdn bus
11/12/2003EP1226673A4 Fixed ofdm wireless man utilizing cpe having internal antenna
11/12/2003EP1183166B1 Automobile electrical installation configuration system
11/12/2003EP1147635B1 Controlled data network error recovery
11/12/2003EP1145520B1 Method and arrangement for implementing ipsec policy management using filter code
11/12/2003EP1142210B1 Interface interlace
11/12/2003EP1121785B1 Network and coupling device for connecting two segments in such a network
11/12/2003EP1016271B1 Digital television apparatus for controlling a peripheral device via a digital bus
11/12/2003EP1016261B1 Internet telephony call routing engine
11/12/2003EP1002395B1 Device for operating a network management system
11/12/2003EP1002316B1 Model and command set for an av/c-based disc player/recorder subunit
11/12/2003EP0860087B1 Video transmission system
11/12/2003CN2586306Y Family gate
11/12/2003CN1456020A Base station device and raio transmission method
11/12/2003CN1456019A Raio communication system and its mobile terminal, and direction determining method
11/12/2003CN1456007A Electronics chat and instant messaging with ink data
11/12/2003CN1456006A Methods and arrangements in a telecommunications system
11/12/2003CN1456005A Messaging proxy system
11/12/2003CN1456004A Method for layer 3 address self learning capable of programming in network exchanger
11/12/2003CN1456003A Method and device for exchange of data between at least two users linked by means of bus system
11/12/2003CN1456002A Connectionless broadcast signalling
11/12/2003CN1456001A Apparatus for converting 8-line/4-line ethernet into 2-line ethernet
11/12/2003CN1455997A Method and apparatus for enabling maltimedia calls using session initlation protocol
11/12/2003CN1455926A Method for transferring data, storage device, its controlling method and controller for data transfer
11/12/2003CN1455903A Establishment and maintenance of a managed community
11/12/2003CN1455896A Information providing method using carry-about type communication terminals
11/12/2003CN1455607A Apparatus and method for sending and receiving up link power bias information
11/12/2003CN1455605A Communication system and communication method with base tranceiver and multiple moveable tranceiver
11/12/2003CN1455576A Digital subscriber-line modem and relevant method and computer programme product
11/12/2003CN1455568A Label synchronous control method concurrently operating multi-MPLS protocol in MPLS group network
11/12/2003CN1455564A Method for solving stability of OSPF protocol at multi-neighbour high route
11/12/2003CN1455563A Method of distruting network protocol address of distributed wideband connecting-in authenticated node users
11/12/2003CN1455562A Concentrated exchanging and route-selecting treatment apparatus
11/12/2003CN1455561A Developed control device, moveable joint, control joint communication method and system
11/12/2003CN1455560A Method of intercommunication of multi-protocol label exchange virtual special network
11/12/2003CN1455559A Bridge connecting method of ethernet carrying point-to-point protocol and network protocol of ethernet protocol
11/12/2003CN1455558A Communication system, recording medium of connecting management servor device and recording programme
11/12/2003CN1455556A Wireless LAN safety connecting-in control method
11/12/2003CN1455555A Source address selection system, router device and communication joint and source address selection method
11/12/2003CN1455554A Voice network system on network agreement
11/12/2003CN1455553A Solution method of web page inter lock problem of label exchange router group
11/12/2003CN1455552A Far-end real-time monitoring system realizing method
11/12/2003CN1455551A Wideband network connecting-in intelligent control system and method
11/12/2003CN1455550A Network apparatus management system and its control method
11/12/2003CN1455549A Method of configuration and upgrade of network apparatus in communication system
11/12/2003CN1455548A Management method of user's connecting network in wideband network
11/12/2003CN1455547A Method of realizing mass business in communication system
11/12/2003CN1455546A Network apparatus power supply method and power source device
11/12/2003CN1455545A Double-processor apparatus capable of pulsing and writing data at same time
11/12/2003CN1455541A Data transmission method and system
11/12/2003CN1455539A Apparatus and method for controlling group data to provide multi-media broadcasting/multi-point transmission service
11/12/2003CN1455526A Communication device, communication system and programme
11/12/2003CN1455522A Back-up system and method for mobile terminal data network
11/12/2003CN1455488A Integrated protection, measuring and controlling technique of converting station based on multi-agency
11/12/2003CN1455408A Method and apparatus for controlling audio-frequency flow buffering
11/12/2003CN1455350A Method and system for determining position of mobile computer
11/12/2003CN1455345A Device for parallelly treating route selection
11/12/2003CN1455333A Environment setting device, environment setting programme storage medium, information processing device and environment setting method
11/12/2003CN1127877C Method of controlling signallings in telecommunication system and telecommunication system
11/12/2003CN1127870C Mobile communications system and transcoder unit
11/12/2003CN1127869C Method fo group call in mobile communication system and mobile communication system
11/12/2003CN1127868C Wireless telecommunications system and connection establishment method thereof
11/12/2003CN1127866C Packet-seitched data transmission in radio system
11/12/2003CN1127865C Method for delivering messages of various content types between terminal and recipient, wireless telecommunication system message service center and
11/12/2003CN1127861C Method for transmitting defined interface between network management system and network unit and telecommunication system
11/12/2003CN1127857C Transmission system for transimitting multimedia signal
11/12/2003CN1127833C Packet processing equipment, packet processing method and packet switching
11/12/2003CN1127832C Method and device for controlling data link layer transmission between unidirectional and bidirectional adapters
11/12/2003CN1127831C Method for forming routing data
11/12/2003CN1127830C Node for one point to multiple points network
11/12/2003CN1127829C Method and device for transmitting previous definite priority classification data packet using ethernet from first device to at least one other device
11/12/2003CN1127828C Method for calling non-on line user to connect network
11/12/2003CN1127822C Broadband telecommunications system interface
11/12/2003CN1127695C Appication availability and response monitoring and reporting for distributed computing environments
11/11/2003USRE38309 Full duplex flow control for Ethernet networks
11/11/2003US6647509 Network system having function of changing route upon failure
11/11/2003US6647504 System and method for outputting a sample using a time stamp predicted at a receiving station coupled to an output station via a variable latency bus
11/11/2003US6647494 System and method for checking authorization of remote configuration operations
11/11/2003US6647477 Transporting data transmission units of different sizes using segments of fixed sizes
11/11/2003US6647448 Method and apparatus for managing resource schedules in a peer to peer distributed networking environment
11/11/2003US6647443 Multi-queue quality of service communication device
11/11/2003US6647440 End-of-message handling and interrupt generation in a CAN module providing hardware assembly of multi-frame CAN messages
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