Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
07/2005
07/13/2005CN1640183A Method and systems for optimizing adsl connections in DSL access multiplexor
07/13/2005CN1640043A Signal addition to a wave division multiplex system
07/13/2005CN1640022A Error propagation and signal path protection in optical network
07/13/2005CN1639606A Method and arrangement for signaling in a networkcomprising nodes with optical ports
07/13/2005CN1638316A Group switching method and apparatus for dense wavelength division multiplexing optical networks
07/13/2005CN1210912C Fault recovery method, communication network, network unit and communication interface module
07/13/2005CN1210573C Accumulator battery sensor device
07/12/2005US6917981 Method and apparatus for signalling between terminals
07/12/2005US6917759 Shared mesh signaling algorithm and apparatus
07/12/2005US6917739 Optical cache memory
07/12/2005US6917679 Method for interface ISDN private automatic branch exchange and local exchange
07/12/2005US6917630 Concatenation of containers in synchronous digital hierarchy network
07/12/2005US6917620 Separation of data and control in a switching device
07/12/2005US6917616 Method and apparatus for reduction and restoration of data elements pertaining to transmitted data packets in a communications network
07/12/2005US6917600 Mobile point-to-point protocol
07/12/2005US6917595 Telecommunications transmission test set
07/12/2005US6917586 Communication system architecture and operating methods thereof
07/12/2005US6917584 Channel reassignment method and circuit for implementing the same
07/12/2005US6917583 Information transmission network system and its traffic control method and node equipment
07/12/2005US6917582 Process for synchronizing data streams containing ATM-cells
07/12/2005CA2326245C Communication interface system
07/12/2005CA2319805C Connection set-up and path assignment in wavelength division multiplexed ring networks
07/12/2005CA2289392C Method for individualized-connection determination of the currently permitted transmission rate of atm cells
07/07/2005WO2005062578A1 Method and architecture for optical networking between server and storage area networks
07/07/2005US20050147411 Optical reservation-based network switch fabrics
07/07/2005US20050147128 Method and system for conveying multiple calls on a single telephone line
07/07/2005US20050147121 Method and apparatus to double LAN service unit bandwidth
07/07/2005US20050147106 Transmission system
07/07/2005US20050147101 Broadband telecommunications system
07/07/2005US20050147089 Hybrid fiber twisted pair local loop network service architecture
07/07/2005DE10207283B4 Integrated Services Digital Network (ISDN)- Nebenstellenanlage, befähigt, einen Synchronisationstaktgeber automatisch zu wählen Integrated Services Digital Network (ISDN) - PBX capable to choose a synchronization clock automatically
07/06/2005EP1371259B1 Optical TDM communication system
07/06/2005EP1317808B1 Method and arrangement for forming data streams
07/06/2005EP0929958B1 Rob bit compensation system and method associated with a receiver or codec
07/06/2005CN1636382A Service-specific treatment of a call request in terms of the called subscriber line
07/06/2005CN1636358A Method and device for synchronizing at least one node of a bus system and a corresponding bus system
07/06/2005CN1636340A Priority packet transmission system for telephony, latency-sensitive data, best-effort data and video streams in a shared transmission media such as passive coax distribution
07/06/2005CN1209647C Optical cross-linking system
07/05/2005US6915078 Optical frame format
07/05/2005US6915036 Field reconfigurable line cards for an optical transport system
07/05/2005US6914911 Combining narrowband applications with broadband transport
07/05/2005US6914904 ATM connection band control method and control system
07/05/2005US6914879 Network element with redundant switching matrix
06/2005
06/30/2005WO2004027580A3 System and method for managing an optical networking service
06/30/2005US20050144225 High data rate interface
06/30/2005US20050141804 Group switching method and apparatus for dense wavelength division multiplexing optical networks
06/30/2005US20050141695 Metallic test access for xdsl connectors
06/30/2005US20050141569 Semi-transparent time division multiplexer/demultiplexer
06/30/2005US20050141568 Apparatus for and method of integrating switching and transferring of SONET/SDH, PDH, and Ethernet signals
06/30/2005US20050141563 Communication server apparatus providing XDSL services and method
06/30/2005US20050141550 Communication system architecture and operating methods thereof
06/30/2005US20050141539 Network-based data distribution system
06/30/2005US20050141503 Distriuted packet processing system with internal load distributed
06/30/2005US20050141489 Telecommunications device for use between analog telephones and a packet network
06/30/2005US20050141439 Method for enabling the user of a local computer operating in an instant messenger environment to make a voice communications link
06/30/2005US20050141433 Procedure for sorting flows in a transport network carrying circuit data flows
06/30/2005US20050141415 Extending SONET/SDH automatic protection switching
06/29/2005EP1549103A2 Packet communication system within a communication network node
06/29/2005EP1549102A2 Method and apparatus for performing group switching in dense wavelength division multiplexing optical networks
06/29/2005EP1549006A1 A mobile point-to-point protocol
06/29/2005EP1548964A1 Network-based data distribution system
06/29/2005EP1547329A1 Combining narrowband applications with broadband transport
06/29/2005EP1547326A2 Algorithm for dynamic provisioning of fail-over support in generalized multi-protocol label switching enabled networks
06/29/2005EP1547286A1 Method for transmitting data signals by means of virtually linked partial signals via synchronous data networks
06/29/2005EP1546778A2 Optical cross connect apparatus and method
06/29/2005EP0857386B1 Digital-to-analog communication device and method
06/29/2005CN1633769A Radio transmission apparatus, radio reception apparatus, and radio transmission method
06/29/2005CN1633652A Videoconference application user interface with messaging system
06/29/2005CN1633108A Dynamic reconfigurable multi-granularity optical buffer for all-optical switching network
06/28/2005US6912637 Apparatus and method for managing memory in a network switch
06/28/2005US6912273 PBX switch incorporating methods and apparatus for automatically detecting call appearance values for each primary directory number on a basic rate interface
06/28/2005US6912252 Distributed communicating system, distributed communication data, distributed transmitting means and distributed receiving means
06/28/2005US6912222 Private network access point router for interconnecting among internet route providers
06/28/2005US6912221 Method of providing network services
06/28/2005US6912211 CDMA to packet-switching interface for code division switching in a terrestrial wireless system
06/28/2005CA2259360C Device and method for maintaining synchronization and frequency stability in a wireless telecommunication system
06/23/2005WO2005057421A1 Method and system for providing a download service of real character type movie data
06/23/2005WO2004070429A3 Periodic optical packet switching
06/23/2005US20050135808 Optical network termination device for use in passive optical network based on WDM/SCM scheme
06/23/2005US20050135807 Switching control device for wavelength-division multiplexing optical signal
06/23/2005US20050135806 Hybrid optical burst switching with fixed time slot architecture
06/23/2005US20050135803 Gigabit ethernet passive optical network and method for accurately detecting data errors
06/23/2005US20050135435 Automatic change method of virtual concatenation bandwidth
06/23/2005US20050135414 Scheme for packet allocation in a radiocommunication system
06/23/2005US20050135350 Packet switching system for a communication network node
06/23/2005US20050135280 Distributed processing in conference call systems
06/23/2005US20050135234 Method for routing information over a network
06/23/2005US20050135232 Transmission apparatus having a function of changing path setting
06/22/2005EP1543701A1 Multicast data transfer
06/22/2005EP0726022A4 Advanced communication system architecture
06/22/2005CN1631008A Method and apparatus for scheduling message processing
06/22/2005CN1207925C Transparent optic cross connection device
06/21/2005US6909848 Self-adjusting bit rate transducer in optical transmission system
06/21/2005US6909727 Communications system and associated methods with out-of-band control
06/21/2005US6909720 Device for performing IP forwarding and ATM switching
06/21/2005US6909701 Method and system for distributing a timing signal
06/16/2005WO2005055580A1 Passive optical network unit management and control interface support for a digital subscriber line network
06/16/2005WO2005055510A1 Tributary unit of synchronous digital hierarchy and sdh apparatus node
06/16/2005WO2005034570A3 Call setup using voice over the internet protocol (voip)
06/16/2005WO2005032205A8 A method and apparatus for realizing switching synchronously of clos cross connection matrix