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)
12/1996
12/05/1996WO1996038931A1 Apparatus and method of establishing a downlink communication path in a wireless telecommunications system
12/05/1996WO1996038930A1 Apparatus and method of establishing and maintaining communication paths in a wireless telecommunications system
12/05/1996WO1996038929A1 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
12/05/1996WO1996038795A1 System for distributed task execution
12/05/1996WO1996038786A1 Machine control module for a processor
12/05/1996DE19543036C1 Electronic multipurpose field bus port for data transfer device
12/05/1996CA2222707A1 Method for detecting and compensating for missing and/or incorrectly inserted cells in the asynchronous transfer method (atm)
12/05/1996CA2222705A1 Apparatus and method of controlling transmitting power and transmit rate of a wireless telecommunications system
12/04/1996EP0746176A2 Methods for routing DTAT packets, using a spanning tree
12/04/1996EP0746175A2 Method and system for allocating a bandwidth-limited shared resource
12/04/1996EP0746174A1 Method for realising logical communications partners in communication systems
12/04/1996EP0746172A2 Handoff in a cellular commuinication system
12/04/1996EP0746127A2 Selective participation in a multimedia communication conference call
12/04/1996EP0746123A1 Method and device for fast synchronisation of received data blocks comprising a checksum field
12/04/1996EP0746119A2 Satellite communications system for transmitting information from an information centre to a satellite receiving terminal with identifier allocated to information
12/04/1996EP0745937A2 Information tracing system and information tracing method
12/04/1996EP0745302A1 High speed communications system for analog subscriber connections
12/04/1996EP0745297A1 Robust frequency management and acquisition in a wireless local area network that uses frequency-hopping radios
12/04/1996EP0745290A1 A high-data-rate wireless local-area network
12/04/1996EP0566610B1 Method and apparatus for transparently bridging traffic across wide area networks
12/04/1996CN1137336A Multimedia enabled network
12/04/1996CN1137204A Packet communication system capable of rapidly confirming receipt of downward packet signals
12/04/1996CN1137203A Improvements in or relating to telecommunications systems
12/03/1996US5581791 Method for transmitting high-priority programs and data in a communication system
12/03/1996US5581782 Computer system with distributed bus arbitration scheme for symmetric and priority agents
12/03/1996US5581710 Full duplex communication on a single communication ring
12/03/1996US5581707 System for wireless collection of data from a plurality of remote data collection units such as portable bar code readers
12/03/1996US5581703 Method and apparatus for reserving system resources to assure quality of service
12/03/1996US5581702 Computer conferencing system for selectively linking and unlinking private page with public page by selectively activating linked mode and non-linked mode for each participant
12/03/1996US5581701 Factory automation network system
12/03/1996US5581689 Multi link type self healing system for communication networks
12/03/1996US5581688 Tele- and data communication system
12/03/1996US5581597 Radio personal communications system and method for selecting a frequency for use in communications between a base station and a cellular terminal
12/03/1996US5581559 Inverse packet disrupt for secure networks
12/03/1996US5581558 Apparatus for bridging non-compatible network architectures
12/03/1996US5581557 Method used in a communication network for determining access of user stations to a main station thereof
12/03/1996US5581556 Local area network system
12/03/1996US5581555 Reverse path allocation and contention resolution scheme for a broadband communications system
12/03/1996US5581552 Multimedia server
12/03/1996US5581551 Method for transmitting digital signals in an ATM communication network
12/03/1996US5581550 Procedure for time spacing of transmittals from cells relating to messages, as well as devices for the implementation of such a procedure
12/03/1996US5581549 Processor resetting method and apparatus
12/03/1996US5581547 Random access communication method by CDMA and mobile station equipment using the same
12/03/1996US5581546 Apparatus for monitoring an ATM system
12/03/1996US5581545 Traffic control device in private ATM network
12/03/1996US5581544 Method and apparatus for evaluating QOS in ATM multiplexing apparatus in which priority control is performed and for controlling call admissions and optimizing priority control on the basis of the evaluation
12/03/1996US5581543 Communication network and method which respond to a failed link
12/03/1996US5581542 Device and method of performing a switching control to standby system in hybrid system of duplex system and backup line
12/03/1996CA2177897A1 Method for synchronizing a received data block comprising information data and subsequent checksum field, and a device for carrying out the method
12/01/1996CA2173166A1 Method for faciliting physical mail delivery using non-physical messages
11/1996
11/28/1996WO1996038018A1 Method and system for setting up a speech connection in different networks
11/28/1996WO1996038012A1 Method and apparatus for optimizing and testing a communication system
11/28/1996WO1996037999A1 Logical and composite channel mapping in an mpeg network
11/28/1996WO1996037992A1 Condition responsive indicating system for interactively indicating status of a plurality of electrical appliances
11/28/1996WO1996037985A1 A ring bus data transfer system
11/28/1996WO1996037984A1 A digital data bus system including arbitration
11/28/1996WO1996037983A1 Video pedestal network
11/28/1996WO1996037849A1 Sequential polling/arbitration method using signal bisection and device therefor for multinode network
11/28/1996WO1996037845A1 Linked caches for context data search
11/28/1996WO1996037835A1 Data communication network with highly efficient polling procedure
11/28/1996WO1996031033A3 System for providing a predetermined timing relation between inputting and outputting of data; transmitter and receiver for such a system
11/28/1996CA2778121A1 Asymmetric data communications system permitting subscriber interaction
11/28/1996CA2221183A1 Method and system for setting up a speech connection in different networks
11/28/1996CA2194787A1 Method and apparatus for optimizing and testing a communication system
11/27/1996EP0744879A2 Switching system
11/27/1996EP0744858A2 Variable communication handwidth for conference call initiation
11/27/1996EP0744857A2 Multimedia conference call providing adjustable bandwidth for individual communication terminals
11/27/1996EP0744851A1 Distributed data processing system
11/27/1996EP0744850A2 Digital network including early packet discard mechanism with adjustable threshold
11/27/1996EP0744849A2 Multiple access method for common radio channel
11/27/1996EP0744843A2 Data communication system
11/27/1996EP0744695A2 Information tracing system and information tracing method
11/27/1996EP0744108A1 Signalling method and structure suitable for out-of-band information transfer in communication network
11/27/1996EP0744053A1 Ranking-based address assignment in a modular system
11/27/1996EP0744052A1 Method and device to control a memory
11/27/1996EP0658258B1 Network interface
11/27/1996CN1136873A Communications network management
11/27/1996CN1136872A Broadband communication system
11/27/1996CN1136749A Data receiver, data transmitting and receiving device and data transmission system
11/27/1996CN1136740A Error detecting apparatus for packet exchanger
11/27/1996CN1136739A Communication system with group image error detection
11/26/1996US5579503 Direct cache coupled network interface for low latency
11/26/1996US5579482 Method and apparatus for storing interface information in a computer system
11/26/1996US5579480 System and method for traversing ATM networks based on forward and reverse virtual connection labels
11/26/1996US5579389 Histogram-based processing of audio signals
11/26/1996US5579324 Synchronizing circuit arrangement
11/26/1996US5579315 Heartbeat collision prevention circuit and method
11/26/1996US5579312 Method and apparatus for scheduling the transmission of cells of guaranteed-bandwidth virtual channels
11/26/1996US5579309 Object oriented program-controlled broadband communication equipment for optimized method calls
11/26/1996US5579308 Crossbar/hub arrangement for multimedia network
11/26/1996US5579307 Packet routing system and method with quasi-real-time control
11/26/1996US5579303 Data transmission apparatus
11/26/1996US5579302 Method and apparatus for regulating virtual-channel cell transmission
11/26/1996US5579301 System for, and method of, managing voice congestion in a network environment
11/26/1996US5579299 Communications network, a dual mode data transfer system therefor
11/26/1996US5579183 Recording and reproducing an MPEG information signal on/from a record carrier
11/26/1996US5579087 Constructing a multi-segment print job from multiple local or remote sources using a network interface
11/21/1996WO1996037081A1 Credit bandwidth allocator for a radio system
11/21/1996WO1996037079A1 Random access communications channel for data services
11/21/1996WO1996037068A1 Data conferencing between remotely located participants
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