Patents
Patents for H04L 29 - Arrangements, apparatus, circuits or systems, not covered by a single one of groups (330,333)
07/1994
07/20/1994EP0606837A2 Multimedia packet communication system
07/20/1994EP0606718A2 Communications protocol for exchanging interface information between a host and a terminal
07/20/1994EP0606466A1 Apparatus for automatic initiation of data transmission
07/20/1994EP0606401A1 Apparatus and method for providing network security
07/20/1994EP0606396A1 A radio frequency local area network
07/20/1994EP0606368A1 Packet processing method and apparatus
07/20/1994EP0606299A1 Method and apparatus for concurrent packet bus
07/19/1994US5331647 Communication apparatus having function to record communication history
07/19/1994US5331318 Communications protocol for digital telemetry system
07/19/1994US5331136 Hand-held data capture system with interchangeable modules
07/13/1994EP0605751A1 Uart and system using the same
07/13/1994CN2171953Y Numeral subscriber interface device
07/13/1994CN1089412A Digital radio receiver
07/12/1994US5329623 Apparatus for providing cryptographic support in a network
07/12/1994US5329619 Cooperative processing interface and communication broker for heterogeneous computing environments
07/12/1994US5329529 Digital data arbitration apparatus
07/12/1994US5329521 Method and apparatus for redundant local area network systems
07/12/1994US5329520 High-speed facility protection in a digital telecommunications system
07/12/1994CA2063422C Dcd with reprogramming instructions contained in removable cartridge
07/12/1994CA2025753C Method and apparatus for serial data flow control
07/07/1994WO1994015433A1 Facsimile transmission in an rf digital communication system
07/07/1994WO1994015432A1 Escape sequence using monitoring of control signal states
07/07/1994WO1994015413A1 Wireless personal local area network
07/07/1994WO1994015303A1 Method and apparatus for unique address asignment, node self-identification and topology mapping for a directed acyclic graph
07/07/1994WO1994015300A1 Virtual printer
07/07/1994WO1994015294A1 Interactive computer system with multi-protocol capability
07/07/1994WO1994015293A1 Dynamic data distribution network
07/07/1994DE4343704A1 Mediumzugriffsprotokoll mit impliziten Zeichen ohne Kollisionserfassung Medium access protocol with implicit character without collision detection
07/07/1994CA2152670A1 Escape sequence using monitoring of control signal states
07/06/1994EP0605349A2 Switched circuit connection management over public data networks for wide area networks
07/06/1994EP0605339A2 Method and apparatus for making a cluster of computers appear as a single host on a network
07/06/1994EP0605115A2 Program server for interactive television system
07/06/1994EP0605091A2 Method and apparatus for forming an operational configuration of an interface Board
07/06/1994EP0604901A1 Database system and method for accessing the same
07/06/1994CN2171176Y Automatic block cabinet
07/05/1994US5327544 Method and apparatus for designing gateways for computer networks
07/05/1994US5327534 Detection of duplicate alias addresses
07/05/1994US5327436 Communication control system
07/05/1994US5327424 Automatically configuring parallel bridge numbers
07/05/1994US5327125 Apparatus for and method of converting a sampling frequency according to a data driven type processing
07/05/1994US5326652 Flexible battery package with polymer base and inorganic layer with seal of silicon nitride, aluminum nitride and aluminum oxide
06/1994
06/29/1994EP0604341A2 A parallel scalable internetworking unit architecture
06/29/1994EP0603596A2 Call routing in switched digital networks
06/29/1994CN1025266C Radio data system interface of network controlled by present computer
06/28/1994US5325528 Distributed computation recovery management system and method
06/28/1994US5325524 Locating mobile objects in a distributed computer system
06/28/1994US5325518 Adaptive distributed system and method for fault tolerance
06/28/1994US5325423 Interactive multimedia communication system
06/28/1994US5325419 Wireless digital personal communications system having voice/data/image two-way calling and intercell hand-off
06/28/1994US5325362 Scalable and efficient intra-domain tunneling mobile-IP scheme
06/28/1994US5325361 System and method for multiplexing data transmissions
06/28/1994US5325360 Controllable PCM state machine user interface
06/23/1994WO1994014284A1 Reprogrammable terminal for suggesting programs offered on a television program delivery system
06/23/1994WO1994014283A1 Television program delivery system
06/23/1994WO1994014282A1 Set top terminal for cable television delivery systems
06/23/1994WO1994014281A1 An operation center for a television program packaging and delivery system
06/23/1994WO1994014280A1 Network controller for cable television delivery systems
06/23/1994WO1994014279A1 Digital cable headend for cable television delivery system
06/23/1994WO1994014273A1 An information transmission system for increasing the effective rate of transfer of information
06/23/1994WO1994014262A1 A controllable pcm state machine user interface
06/23/1994WO1994014261A1 Pcm pseudo code signalling user interface
06/23/1994WO1994014259A1 Complex document security
06/23/1994WO1994014258A1 Message document security
06/23/1994DE4341886A1 Accessing memory in HDLC communications protocol hardware machine system with server
06/23/1994DE4243635A1 Telephone connection data transmission detection and evaluation system
06/23/1994DE4242438A1 Data transmission procedure using double ring loop
06/22/1994EP0603065A1 Device for the connection of a terminal to a transmission channel
06/22/1994EP0602967A1 An image communication apparatus capable of reproducing data from a data processing apparatus
06/22/1994EP0602948A2 Use of data communications equipment interface leads to signal half-duplex or full-duplex operation
06/22/1994EP0602830A2 Automatic network element identity information distribution apparatus and method
06/22/1994EP0602825A2 Logical integration of multiple network elements in a telecommunications management network
06/22/1994EP0602824A2 Automatic network element identity information registration apparatus and method
06/22/1994EP0602823A2 Automatic detection of reachable network elements
06/22/1994EP0602806A2 High-level data link controller (HDLC) receiver
06/22/1994EP0602787A2 Method and apparatus for obtaining and for controlling the status of a networked peripheral
06/22/1994EP0602786A2 Method and apparatus for managing access to a networked peripheral
06/22/1994EP0602345A1 Synchronous communication system having multiplexed information transfer and transition phases
06/22/1994EP0602325A2 Image forming apparatus which externally receives test/maintenance program
06/22/1994EP0602295A1 Method for configuring and operating a telecommunication apparatus
06/22/1994EP0524199A4 Telecommunication interface apparatus and method
06/21/1994US5323395 Method and system for sending data over a transmission link in variable length blocks in asynchronous transfer mode
06/21/1994US5323393 Method and apparatus for obtaining and for controlling the status of a networked peripheral
06/21/1994US5323392 Adaptation device and method for efficient interconnection of data processing devices and networks
06/21/1994US5323385 Serial bus communication method in a refrigeration system
06/21/1994US5323144 Duplexed bus type network with failure changeover
06/18/1994CA2111543A1 Use of data communications equipment interface leads to signal half-duplex or full-duplex operation
06/16/1994DE4341896A1 Testing data processing equipment - inputting known data into test appts. which produces test data, selectively sending test data over network to second test appts., which determines whether test data corresponds to expected value
06/16/1994DE4319877C1 Commissioning decentralised redundant equipment in communications system - dividing operating programmes before loading into segments common to all peripherals and segments for specific peripherals
06/15/1994EP0601860A1 Server and client
06/15/1994EP0601704A1 Method and apparatus for remotely altering programmable firmware stored in an interface board coupled to a network peripheral
06/15/1994EP0601539A2 Communication apparatus with low power consumption
06/15/1994EP0601260A1 Full-duplex start-up method for modems
06/15/1994EP0601216A1 Serial information transmission method
06/15/1994EP0601013A1 Multiport multidrop digital system
06/15/1994EP0522055A4 Apparatus for networking programmable logic controllers to host computers
06/14/1994US5321840 Distributed-intelligence computer system including remotely reconfigurable, telephone-type user terminal
06/14/1994US5321819 Interface for coupling a host device having a network interface to a computer network having a predetermined communications medium and a predetermined communications physical layer
06/14/1994US5321747 Method and apparatus for preventing extraneous detection of signal information
06/14/1994US5321688 Method and apparatus for transmission of failure information of virtual path in ATM network
06/14/1994US5321421 Portable electronic device capable of receiving and transmitting lower-case letter codes while displaying only upper-case letters