Patents for H04L 12 - Data switching networks (448,999)
12/1994
12/28/1994EP0630539A1 Network management system
12/28/1994EP0630496A1 Accelerated token ring network
12/28/1994CN1027214C Hub and interface for isochronous token-ring
12/28/1994CN1027209C Data transfer apparatus
12/27/1994USRE34811 Growable packet switch architecture
12/27/1994US5377354 Method and system for sorting and prioritizing electronic mail messages
12/27/1994US5377327 Congestion avoidance scheme for computer networks
12/27/1994US5377228 Data repeating apparatus
12/27/1994US5377196 System and method of proactively and reactively diagnosing a data communication network
12/27/1994US5377192 Radio data communication system having means for reducing collisions between contending remote stations
12/27/1994US5377191 Network communication system
12/27/1994US5377190 Frame removal mechanism using frame count for token ring networks
12/27/1994US5377189 Hybrid data communications systems
12/27/1994US5377187 Addressing method and apparatus for a data conveyance modular network
12/27/1994US5377182 N x N crossbar for routing packets
12/27/1994US5377180 Data switching device
12/27/1994CA2029390C Data format for packets of information
12/27/1994CA2027740C Electronic device with data transmission function
12/27/1994CA1333727C Multiprocessor digital data processing system
12/26/1994CA2124378A1 Communications signaling protocols
12/22/1994WO1994030028A1 Multi protocol personal communications system
12/22/1994WO1994029988A1 A method and a device for resequencing
12/22/1994WO1994029987A1 Communication system
12/22/1994WO1994029986A1 Network link controller
12/22/1994WO1994029983A1 Performance monitoring and failure isolation in a point-to-multipoint communication network
12/22/1994WO1994029979A1 Method and apparatus for multiple media digital communication system
12/22/1994DE4419072A1 Module for an electrical device
12/22/1994CA2173355A1 Method and apparatus for multiple media digital communication system
12/22/1994CA2165424A1 Multiple protocol personal communications network system
12/22/1994CA2164597A1 Communication system
12/22/1994CA2163634A1 A method and a device for resequencing
12/22/1994CA2141613A1 Network link controller
12/21/1994EP0630163A2 Improvements in or relating to cellular mobile radio systems
12/21/1994EP0630141A2 Computer-based multifunction personal communications system
12/21/1994EP0629325A1 Apparatus and method for reducing message collision between mobile stations simultaneously accessing a base station in a cdma cellular communications system
12/20/1994US5375126 Integrated logical and physical fault diagnosis in data transmission systems
12/20/1994US5375121 ATM cell assembling and disassembling system and method
12/20/1994US5375119 Method for handling data transmission frames of variable length with a channel controller and for writing them to a cyclic buffer memory
12/20/1994US5375118 Apparatus for transmitting data between two parties belonging to at least one narrow band integrated services digital network
12/20/1994US5375070 Information collection architecture and method for a data communications network
12/20/1994US5375055 Credit management for electronic brokerage system
12/20/1994US5375051 For conserving power in an electrical device
12/20/1994US5374926 Communications circuit having an interface for external address decoding
12/14/1994EP0629100A1 Method and arrangement for transmitting in cell mode narrowband circuit switched information
12/14/1994EP0629092A2 Routing to intelligence
12/14/1994EP0629091A2 Routing to intelligence
12/14/1994EP0629065A2 Traffic management in packet communications networks
12/14/1994EP0629064A1 Method and structure for managing speech and data transmission in time division multiplexing
12/14/1994EP0629063A1 Serial bus system
12/14/1994EP0552216B1 Network traffic management
12/14/1994EP0408648B1 Multichannel bandwith allocation
12/13/1994US5373550 Transmission of check images by way of a public switched telephone network
12/13/1994US5373504 Apparatus and a method for setting a communication path
12/13/1994US5373503 Group randomly addressed polling method
12/13/1994US5373502 Process, transmitter and receiver for data transmission with variable traffic volume and a control station for coordinating several such transmitters and receivers
12/13/1994US5373501 Telecommunications switching network including improved port selector and control circuitry
12/13/1994US5373288 Initializing terminals in a signal distribution system
12/13/1994CA2033706C Apparatus and method for detecting and eliminating call looping in a node-by-node routing network
12/13/1994CA2025496C Packet communication system using a telephone switching network and a data flow control method
12/13/1994CA2025336C Cell transfer apparatus and method using a variable rate codec
12/08/1994WO1994028683A1 Communications apparatus
12/08/1994WO1994028660A1 Intelligent broadband communication system and method
12/08/1994WO1994028645A1 Method and apparatus for supporting mobile communications in asynchronous transfer mode based networks
12/08/1994WO1994028492A1 Distributed control system and method of configurating the system
12/08/1994DE4321484C1 Method for coordinating and controlling digital data transmission processes in a communications network
12/08/1994DE4318638A1 Ring or bus line arrangement with a branch box for stub lines
12/08/1994CA2163770A1 Method and apparatus for supporting mobile communications in asynchronous transfer mode based networks
12/07/1994EP0627866A2 Burst server switching system and method
12/07/1994EP0627154A1 A person paging method
12/07/1994EP0627143A1 Management in telecom and open systems
12/07/1994EP0505407A4 Wireless in-building telecommunications system for voice and data communications
12/07/1994EP0441787B1 Communication switching element for transferring cells divided into subcells
12/06/1994US5371868 Method and apparatus for deriving addresses from stored address information for use in identifying devices during communication
12/06/1994US5371858 Data communication system for assigning addresses to hand-held data terminals
12/06/1994US5371852 Method and apparatus for making a cluster of computers appear as a single host on a network
12/06/1994US5371837 Virtual printer
12/06/1994US5371780 Communications resource assignment in a wireless telecommunications system
12/06/1994US5371766 Clock extraction and data regeneration logic for multiple speed data communications systems
12/06/1994US5371739 Sequential polling bus access method for radio communication systems
12/06/1994US5371738 Wireless local area network system with mobile station handover
12/06/1994US5371735 Communication network with non-unique device identifiers and method of establishing connection paths in such a network
12/06/1994US5371734 Medium access control protocol for wireless network
12/06/1994US5371732 Method of detecting a routing loop in a telecommunication network, telecommunication network for using the method, and detection means for use in the telecommunication network
12/06/1994US5371731 For a relay-based communications network
12/06/1994US5371607 Interactive communication and transport system for still pictures
12/06/1994US5371547 Apparatus for excising (and reinserting) specific data from a compressed video data stream to reduce its transmission bandwidth
12/06/1994US5371532 Communications architecture and method for distributing information services
12/06/1994US5371494 Method for optimizing the transmission of authorization of access to a network comprising open channels
11/1994
11/30/1994EP0626771A2 Method and apparatus for detection of the sampling phase and subsequent sampling of the bits of a data packet
11/30/1994EP0626635A2 Improved graphical user interface with method and apparatus for interfacing to remote devices
11/30/1994EP0524994B1 Process for determining quality parameters in a transmission path for digital-data streams with a cellular structure
11/30/1994EP0493381B1 Circuit arrangement with at least one input and one output for transmitting a signal which can be filtered, parallelized and digitized
11/29/1994US5369784 Radio communications system using multiple simultaneously transmitting transceivers
11/29/1994US5369755 Computer communication bus system using multiple content induced transaction overlap (CITO) communication channels
11/29/1994US5369704 Down-line transcription system for manipulating real-time testimony
11/29/1994US5369692 Page party system
11/29/1994US5369686 Method and apparatus for secondary-option message delivery through enhanced service message handlers
11/29/1994US5369649 Signaling data receiving and processing unit provided in a broadband integrated services digital network
11/29/1994US5369639 Local area network having a wireless transmission link
11/29/1994US5369635 High bit rate cell switching element in CMOS technology