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)
10/1999
10/13/1999CN1231561A Information input transmission and receiving system
10/13/1999CN1231445A Grouped data communication between multiple controllers
10/12/1999US5966714 Method and apparatus for scaling large electronic mail databases for devices with limited storage
10/12/1999US5966664 Communication control method for requesting priority data
10/12/1999US5966663 Data communications protocol for facilitating communications between a message entry device and a messaging center
10/12/1999US5966651 Apparatus for communicating a user created message from a portable transceiver to a caller
10/12/1999US5966636 Method and apparatus for multiple access over randomized slots with collision detection in a cable telephony system
10/12/1999US5966546 Method and apparatus for performing TX raw cell status report frequency and interrupt frequency mitigation in a network node
10/12/1999US5966531 Apparatus and method for providing decoupled data communications between software processes
10/12/1999US5966513 ATM network topology management method
10/12/1999US5966509 Network management device
10/12/1999US5966431 SS7 gateway
10/12/1999US5966427 Apparatus and method for troubleshooting internet protocol telephony networks
10/12/1999US5966387 Apparatus and method for correcting jitter in data packets
10/12/1999US5966382 Network communications using sine waves
10/12/1999US5966381 Method and apparatus for explicit rate flow control in ATM networks
10/12/1999US5966380 Processing of TLV based link-state packets
10/12/1999US5966379 Multiplex extender for discrete I/O devices on a time division network
10/12/1999US5966376 Apparatus and method for digital data transmission using orthogonal cyclic codes
10/12/1999US5966375 Method and apparatus for radio communication with control according to priority of data to be transmitted
10/12/1999US5966372 Methods for resource control in a non-unitary service system
10/12/1999US5966351 System and method for changing the priority of voice mail messages within the recipient's mailbox
10/12/1999US5966225 Multi-channel optical transceiver
10/12/1999US5966163 Providing constant bit rate upstream data transport in a two way cable system by scheduling preemptive grants for upstream data slots using selected fields of a plurality of grant fields
10/12/1999US5966128 Implementation of flat networks in hierarchical network management systems
10/12/1999US5964891 Diagnostic system for a distributed data access networked system
10/12/1999US5964887 Method of electing an active station in a data-processing system made reliable by replication
10/12/1999US5964841 Technique for handling forwarding transients with link state routing protocol
10/12/1999US5964837 Computer network management using dynamic switching between event-driven and polling type of monitoring from manager station
10/12/1999US5964835 Storage access validation to data messages using partial storage address data indexed entries containing permissible address range validation for message source
10/12/1999US5964833 Client/server e-mail system
10/12/1999CA2168255C Communications system with monitoring or control functions
10/12/1999CA2152177C Method and system for synchronizing an encoder and a decoder when an error is detected upon transmission of encoded data on communication networks
10/12/1999CA2145817C Device for the phase realignment of atm cells in optical atm nodes
10/12/1999CA2116308C Packet switching system
10/12/1999CA2098590C Call admission control in atm network
10/12/1999CA2092664C High bit rate cell switching element in cmos technology
10/09/1999CA2268701A1 Scheduling method for input-buffer switch architecture
10/07/1999WO1999051056A1 Method and apparatus for signalling between terminals
10/07/1999WO1999051055A2 A method in packet data transmission between a wireless terminal and a mobile ip router
10/07/1999WO1999051051A2 A method for controlling connections to a mobile station
10/07/1999WO1999051018A1 System and method for remotely initializing, operating and monitoring a general-purpose computer
10/07/1999WO1999051001A1 Method and device for bandwidth pooling
10/07/1999WO1999051000A1 Ampic dram system in a telecommunication switch
10/07/1999WO1999050999A1 A communications network end station
10/07/1999WO1999050998A1 Method and device for data flow control
10/07/1999WO1999050997A1 Method and apparatus for frame relay congestion interworking with abr flow-control loops
10/07/1999WO1999050996A1 Signaling output stage for generating digital voltage signals on a bus system
10/07/1999WO1999050994A2 Improvements in, or relating to, data conferences
10/07/1999WO1999050993A2 Repair time-to-live (ttl) computation and correction method and apparatus to perform localized retransmission of data in a multicast data distribution setup/framework
10/07/1999WO1999050967A1 ACTIVATION OF MULTIPLE xDSL MODEMS WITH IMPLICIT CHANNEL PROBE
10/07/1999WO1999050964A2 Managing bandwidth on demand for internet protocol messaging with capability of telephone call processing
10/07/1999WO1999050805A1 System and method for active detection of connection to a network
10/07/1999WO1999050754A1 Method and system for converting computer peripheral equipment to scsi-compliant devices
10/07/1999WO1999050106A1 Method for transmitting power and data in a bus system provided for occupant protection devices
10/07/1999WO1999050104A1 Device for controlling restraint devices in an automobile using similarly constructed data processing units
10/07/1999WO1999050102A2 Method for operating a restraint system connected by a bus line in case of a short circuit
10/07/1999WO1999049717A2 System and method for multicasting multimedia content
10/07/1999WO1999044339A3 Remote computer communication
10/07/1999WO1999037102A3 Method and communication system for processing alarms using a management network involving several layers of management
10/07/1999WO1999037101A9 Method and communication system for processing alarms using a management network involving several layers of management
10/07/1999WO1999037049A9 Self-healing optical network
10/07/1999WO1999035753A3 Method and system related to an audio/video network
10/07/1999WO1999027688A8 Method and apparatus for performing cut-through virtual circuit merging
10/07/1999WO1999021322A9 Method and system for fault-tolerant network connection switchover
10/07/1999WO1999016203A3 Integrated proxy interface for web based data management reports
10/07/1999WO1999016177B1 Communication processor having buffer list modifier control bits
10/07/1999WO1998047298A9 A system, method and article of manufacture for switched telephony communication
10/07/1999DE19815135A1 Acoustic information , e.g. telephone speech, transmission over a TCP/IP protocol data network
10/07/1999DE19815097A1 Busmasterumschalteinheit Bus master
10/07/1999CA2326595A1 Method and apparatus for frame relay congestion interworking with abr flow-control loops
10/07/1999CA2324615A1 Managing bandwidth on demand for internet protocol messaging with capability for transforming telephony calls from one media type to another media type
10/07/1999CA2323930A1 Ampic dram system in a telecommunication switch
10/07/1999CA2287417A1 System and method for multicasting multimedia content
10/07/1999CA2268589A1 Architecture repartitioning to simplify outside-plant component of fiber-based access system
10/07/1999CA2266782A1 Low bandwidth aal5 data communication system
10/07/1999CA2266007A1 Traffic based shortcut method and traffic based shortcut router device
10/07/1999CA2266005A1 Traffic based shortcut method and traffic based shortcut router device
10/06/1999EP0948235A2 Communication system architecture and a connection verification mechnism therefor
10/06/1999EP0948234A1 ATM data network analysis
10/06/1999EP0948233A1 Method and apparatus for signalling between terminals
10/06/1999EP0948176A2 System for providing enhanced security for transactions transmitted through a distributed network
10/06/1999EP0948169A2 Method and apparatus for multicasting in common memory switches
10/06/1999EP0948168A1 Method and device for data flow control
10/06/1999EP0948167A2 Network system
10/06/1999EP0948166A1 Method for radio communication and device for radio communication
10/06/1999EP0948165A1 Generating service detail records
10/06/1999EP0948164A1 Generating telephony service detail records
10/06/1999EP0948163A1 Generating telephony service detail records
10/06/1999EP0948162A2 Method for billing services, network node and network gateway node
10/06/1999EP0948161A2 Network device management apparatus and method, and storage medium
10/06/1999EP0948160A2 Apparatus and method for automated event notification
10/06/1999EP0948154A2 Data communication system and method using an hybrid ARQ scheme
10/06/1999EP0948149A2 Method of communication between mobile station and base station in mobile communication system
10/06/1999EP0947935A2 System and method for ascertaining and displaying connection-related performance data in networks
10/06/1999EP0947090A2 Method and device for remote feeding several consumers of the same type from one energy source
10/06/1999EP0947086A2 Distributed voice processing system
10/06/1999EP0947079A1 Internet telephony
10/06/1999EP0947078A2 High speed switching device
10/06/1999EP0947077A1 Communications system and method
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