Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
06/2000
06/27/2000US6081525 Broadband telecommunications system
06/27/2000US6081514 Method and apparatus for enhanced functions using a reserved field
06/27/2000US6081503 Control architecture using an embedded signal status protocol
06/27/2000CA2095226C Apparatus for generating a ds-3 signal from the data component of an sts-1 payload signal
06/23/2000CA2292939A1 Application-specific integrated circuit (asic) for use in communication facilities of a digital network
06/23/2000CA2292860A1 Method to generate data cells, data cell generating arrangement, and date cell receiving arrangement
06/22/2000WO2000036870A1 Method for data transmission via a packet-oriented communications network
06/22/2000WO2000036837A1 Interactive communication system comprising users connected in groups
06/22/2000WO2000036780A2 High speed linking module
06/22/2000WO2000036766A1 Synchronisation method in a telecommunication system
06/22/2000CA2355263A1 Method for data transmission via a packet-oriented communications network
06/22/2000CA2350821A1 High speed linking module
06/22/2000CA2320970A1 Interactive communication system comprising users connected in groups
06/22/2000CA2320879A1 Synchronisation method in a telecommunication system
06/21/2000EP1011289A1 Method for data transfer over a packet communication network
06/21/2000EP1011224A2 Data rate conversion
06/21/2000EP1011220A2 Method for transmitting a digital broadband signal by repartition into several virtually concatenated signals
06/21/2000EP1010349A2 Modular digital telephone system and method including a universal telephony shelf
06/21/2000EP1010347A1 Arrangement for interleaving data and signalling information
06/21/2000EP1010336A1 Method for performing a countdown function during a mobile-originated transfer for a packet radio system
06/21/2000EP1010299A2 Common architecture for a cross-connecting processor
06/21/2000EP1010278A1 Method and system for controlling speech encoding in a communication system
06/21/2000EP1010265A1 A method for demodulating information in a communication system that supports multiple modulation schemes
06/21/2000EP1010257A1 Method and apparatus for synchronized communication over wireless backbone architecture
06/21/2000CN1257637A Method and network component of a communication network for switching low bit rate connections between input modules and output modules
06/21/2000CN1257384A Management for radio control channel
06/21/2000CN1257382A Frame formatting for aerial interface
06/21/2000CN1257368A Extended interface unit for communication system
06/21/2000CN1257363A Extraneous information superposition method, information signal duplication control method and output and recording equipment
06/21/2000CN1257356A Multi-modulation radio communication
06/21/2000CN1257349A Low dither data transmission device
06/21/2000CN1053782C Method for transmitting broadcasting signal in digital control channel
06/20/2000US6078632 Minimalized decommunication of serialized telemetry data
06/20/2000US6078596 Method and system of SONET line trace
06/20/2000US6078595 Timing synchronization and switchover in a network switch
06/20/2000US6078594 Protocol and procedure for automated channel change in an MPEG-2 compliant datastream
06/20/2000US6078593 Method and apparatus for reliable operation of universal voice grade cards
06/20/2000US6078588 Queuing apparatus and method for avoiding address collision of data in a plurality of frames
06/20/2000US6078574 Process and apparatus for action control in a time slot method
06/20/2000CA2027244C Digital telephone system circuits
06/15/2000WO2000035219A1 Access request in a radio communication system
06/15/2000WO2000035214A1 Transmission frame and radio unit for transmitting short messages with different data format
06/15/2000WO2000035209A1 Method for transmitting a quick paging channel at different power levels
06/15/2000WO2000035140A1 Synchronization tracking method
06/15/2000WO2000013426A3 Packet data communication device and method in mobile communication system
06/15/2000WO2000013419A3 Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals
06/15/2000DE19856440A1 Übertragungsrahmen und Funkeinheit mit Übertragungsrahmen Transmission frame and radio unit with transmission frame
06/14/2000EP1009193A1 An arrangement for synchronization of multiple streams of synchronous traffic delivered by an asynchronous medium
06/14/2000EP1009118A2 A method of and a device for polarization-independent optical demultiplexing
06/14/2000EP1009116A2 Wire-free network and method of establishing time synchronization among a plurality of buses
06/14/2000EP1009111A1 Fiber optic telecommunication system employing continuous downlink, burst uplink transmission format with preset uplink guard band
06/14/2000EP1009106A2 Management of a wireless control channel
06/14/2000EP1008244A1 Method and system for controlling an encoding rate in a variable rate communication system
06/14/2000EP0781495B1 Transmission of control messages in digital telephony
06/14/2000CN1256832A System and method for broadband millmeter wave data communication
06/14/2000CN1256827A Digital data receiver
06/14/2000CN1256563A Method and device for reducing interference of the same channel in hybrid rate communication system
06/14/2000CN1256557A Watermark superpositing method and device and transmission method, editing and video output device
06/13/2000US6076112 Prioritized access to shared buffers
06/13/2000US6075831 FIFO and system synchronization system and method
06/13/2000US6075825 Timing and data recovery circuit for ultra high speed optical communication system
06/13/2000US6075795 Collision detection system for multiple stations in discrete multi-tone data communications network
06/13/2000US6075788 Sonet physical layer device having ATM and PPP interfaces
06/13/2000US6075782 Free channel detecting method and apparatus
06/13/2000US6075769 Method and apparatus for network flow control
06/13/2000US6075576 Method for display time stamping and synchronization of multiple video object planes
06/13/2000US6075387 Phase detector
06/13/2000CA2210841C Hybrid time-slot and sub-time-slot operation in a time-division multiplexed system
06/13/2000CA2013494C Method for dividing a frame structure in a mobile station
06/10/2000CA2292043A1 A method of and a device for polarization-independent optical demultiplexing
06/08/2000WO2000033609A1 An access control mechanism for packet switched communication networks
06/08/2000WO2000033589A1 Air interface capacity scheduling method
06/08/2000WO2000033520A1 System for transmitting speech information
06/08/2000WO2000033519A1 Improved signaling system for telecommunications
06/08/2000WO2000033499A2 Method and apparatus for replacing lost pstn data in a packet network
06/08/2000WO2000033498A2 Method and arrangement for transferring information in a packet radio service
06/08/2000WO2000033494A1 Method and software for user interface device in 'last mile' telecommunications cabling
06/08/2000WO2000013448A3 A method, communication system, mobile station and network element for transmitting background noise information in data transmission in data frames
06/08/2000DE19856022A1 Weltweites Kommunikations- und Informationssystem Global Communication and Information System
06/08/2000CA2352895A1 Method and software for user interface device in "last mile" telecommunications cabling
06/08/2000CA2352889A1 An access control mechanism for packet switched communication networks
06/08/2000CA2291915A1 Multiple access communication system
06/07/2000EP1006749A2 Worldwide communication and information system
06/07/2000EP1006743A1 Methods and apparatus for providing short RACH frames for fast latency
06/07/2000EP1006695A1 Method and arrangement for transferring real time data in a packet radio network
06/07/2000EP1006686A1 Method and system for controlling a frequency through an asynchronous transmission network and radio telephone network including the system
06/07/2000EP1006681A1 Request mechanism for communication system between interactive terminals and head station
06/07/2000EP1006671A2 System and method for cordless communication using radio frequency de-spreading
06/07/2000EP1005780A1 Method and system for encapsulating/decapsulating data on a per channel basis in hardware
06/07/2000EP1005779A1 Device for performing ip forwarding and atm switching
06/07/2000EP1005742A1 A quality of service facility in a device for performing ip forwarding and atm switching
06/07/2000EP1005740A2 A method of transmitting data in a ring-shaped teletransmission network, such as a network and a network element therefor
06/07/2000EP1005727A1 Method and apparatus for establishing a through path for a communication signal
06/07/2000EP1005726A2 TURBO ENCODING/DECODING DEVICE AND METHOD FOR PROCESSING FRAME DATA ACCORDING TO QoS
06/07/2000CN1256064A Method and appts. for formatting synchronous and asynchronous data
06/07/2000CN1256039A Closed-loop synchronisation arrangement for data transmission system
06/07/2000CN1255796A Digital signal processing and signal form
06/07/2000CN1053305C Method and appts. for coordinating clocks in simulcast network
06/06/2000US6072847 Base transceiver station for cellular mobile radio system and system for synchronizing such base transceiver stations
06/06/2000US6072839 DVB frame synchronization