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)
11/2000
11/15/2000EP1051870A1 Method for connection reconfiguration in cellular radio network
11/15/2000EP1051869A1 Air interface capacity scheduling method
11/15/2000EP1051834A1 Call setup for ip/internet telephony
11/15/2000EP1051824A1 System for transmitting subscription information and content to a mobile device
11/15/2000EP1051823A1 System for delivering data content over a low bit rate transmission channel
11/15/2000EP1051821A1 Arbitration scheme for a serial interface
11/15/2000EP1051681A1 Channel definition architecture extension
11/15/2000EP1051633A1 Testing of catv systems
11/15/2000EP1023781A4 Method of controlling number of messages received by personal messaging unit
11/15/2000EP0660955B1 A device with host indication combination
11/15/2000CN2406422Y Route device
11/15/2000CN1273749A Management of packet switched connections in a communication network
11/15/2000CN1273743A System for selectively downloading information at user terminals from the internet using satellite broadcast system
11/15/2000CN1273652A Method of optimizing topology of IEEE 1394 serial bus
11/15/2000CN1273492A Signal service routing method for No.7 signal command network link group
11/15/2000CN1273474A Method for inhibiting continuous errors in ring-shaped optical SDH network
11/15/2000CN1273473A Asynchronous transmission model packet network and method for transmitting block data in it
11/15/2000CN1273472A Maintenance and management method for user access network
11/15/2000CN1273394A Integrated IP network
11/14/2000US6148421 Error detection and recovery for sequential access devices in a fibre channel protocol
11/14/2000US6148411 Network system having function of changing route upon failure
11/14/2000US6148410 Fault tolerant recoverable TCP/IP connection router
11/14/2000US6148405 Method and system for secure lightweight transactions in wireless data networks
11/14/2000US6148403 Data receiving with security feature
11/14/2000US6148355 Configuration management method for hot adding and hot replacing devices
11/14/2000US6148344 System and method for enabling an IPX driver to accommodate multiple LAN adapters
11/14/2000US6148339 Health check system in network control system utilizing CORBA's event service
11/14/2000US6148338 System for logging and enabling ordered retrieval of management events
11/14/2000US6148337 Method and system for monitoring and manipulating the flow of private information on public networks
11/14/2000US6148336 Ordering of multiple plugin applications using extensible layered service provider with network traffic filtering
11/14/2000US6148335 Performance/capacity management framework over many servers
11/14/2000US6148329 Method and system for maintaining the format of messages in a messaging system database
11/14/2000US6148328 Method and system for signaling presence of users in a networked environment
11/14/2000US6148287 Voice data transmission/storage system
11/14/2000US6148241 Method and system for providing a user interface for a networked device using panel subunit descriptor information
11/14/2000US6148177 Subscriber unit and method for linking a message to an application
11/14/2000US6148074 Personal desktop router
11/14/2000US6148068 System for managing an audio conference
11/14/2000US6148051 Synchronous data transfer system using time stamp
11/14/2000US6148010 Method and apparatus for distributing and consolidating data packets onto multiple network interfaces
11/14/2000US6148004 Method and apparatus for establishment of dynamic ESCON connections from fibre channel frames
11/14/2000US6148003 Information distribution system
11/14/2000US6148002 Shared auto-negotiation logic for multiple port network devices
11/14/2000US6148001 Multipoint-to-point system which multiplexes complete packets comprised of ATM cells on to a single virtual channel connection
11/14/2000US6148000 Merging of data cells at network nodes
11/14/2000US6147998 Method and apparatus for performing in-service quality of service testing
11/14/2000US6147997 Mechanism to support an UTOPIA interface over a backplane
11/14/2000US6147996 Pipelined multiple issue packet switch
11/14/2000US6147995 Method for establishing restricted broadcast groups in a switched network
11/14/2000US6147994 Telecommunications system with a connection processing system
11/14/2000US6147993 Method and apparatus for implementing forwarding decision shortcuts at a network switch
11/14/2000US6147992 Connectionless group addressing for directory services in high speed packet switching networks
11/14/2000US6147991 Scalable high speed packet switch using packet diversion through dedicated channels
11/14/2000US6147990 Method for providing communications network stability
11/14/2000US6147989 ATM communication system with high speed connection-less service function
11/14/2000US6147987 Supporting load sharing across multiple network access servers
11/14/2000US6147980 Avionics satellite based data message routing and delivery system
11/14/2000US6147977 Method and apparatus for processing messages based on originator and recipient priorities
11/14/2000US6147976 Fast network layer packet filter
11/14/2000US6147975 System, method and article of manufacture of a proactive threhold manager in a hybrid communication system architecture
11/14/2000US6147972 Method and system for achieving cell diagnosis of continuity in cell exchange
11/14/2000US6147971 Optimized routing method based on minimal hop count for use in PNNI based asynchronous transfer mode networks
11/14/2000US6147970 Quality of service management for aggregated flows in a network system
11/14/2000US6147969 Flow control method for ABR service in an asynchronous transfer mode network
11/14/2000US6147966 Route finding in communications networks
11/14/2000US6147965 Switched connections diagnostics in a signalling network
11/14/2000US6147774 Multifunction interface card for interfacing a facsimile machine, secure modem, and a personal computer
11/14/2000US6147773 System and method for a communication system
11/14/2000US6146026 System and apparatus for selectively publishing electronic-mail
11/14/2000CA2308533A1 Method and apparatus for an optimized digital subscriber loop access multiplexer
11/14/2000CA2308353A1 Backpressure mechanism for a network device
11/14/2000CA2308243A1 Programmable multicast scheduling for a network device
11/14/2000CA2308233A1 Multicast and unicast scheduling for a network device
11/14/2000CA2308231A1 Multicast scheduling for a network device
11/14/2000CA2220424C Network based multimedia messaging method for non-ccitt compliant switches
11/14/2000CA2201191C Alternate ring restoration technique
11/14/2000CA2196235C Method and apparatus for dynamically forming multimedia emulated local area networks
11/14/2000CA2196126C Voice band signal cell assembly apparatus for atm
11/14/2000CA2185411C Atm cell flow control apparatus
11/14/2000CA2182912C Out-of-band control for performing a loopback test for asynchronous transfer mode (atm) networks
11/14/2000CA2006393C Modular expandable digital single-stage switching network in atm (asynchronous transfer mode) technology for a fast packet-switched transmission of information
11/12/2000CA2308103A1 Technique for load balancing internet traffic over a hybrid asymmetric satellite-terrestrial network
11/11/2000CA2308430A1 System, device, and method for supporting virtual private networks
11/11/2000CA2308405A1 A transmission system taking account of the requirements of the different kinds of traffic carried, and a corresponding transmitter and receiver
11/11/2000CA2307455A1 System and method for variable bandwidth transmission facilities between a local telephone switch and a remote line unit
11/11/2000CA2306598A1 System and method for using a data network as a transmission medium in a local telecommunications loop
11/11/2000CA2271828A1 Internet based telephone line
11/10/2000CA2307968A1 A memory management technique for maintaining packet order in a packet processing system
11/09/2000WO2000067520A1 System and method for automatic identification of equipment within an interworking switching system
11/09/2000WO2000067511A1 An improved method and arrangement for managing cell reselection in a terminal for a cellular system
11/09/2000WO2000067506A1 Device and method for measuring the usage of system resources in a communication network
11/09/2000WO2000067471A1 A status monitoring and data processing system suitable for use in a bi-directional communication device
11/09/2000WO2000067469A1 Data transmission
11/09/2000WO2000067458A1 System and method for retrofitting existing building telecommunications infrastructures
11/09/2000WO2000067457A1 Expanded home lan
11/09/2000WO2000067452A1 Computer network telephony adapter device
11/09/2000WO2000067451A1 Communication system and its method, and communication device
11/09/2000WO2000067450A1 Systems and methods for determining, collecting, and using geographic locations of internet users
11/09/2000WO2000067449A1 System and method for dynamic time and bandwidth allocation
11/09/2000WO2000067443A2 Adaption of services in a telephone network
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