Patents for H04J 3 - Time-division multiplex systems (63,408) |
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12/12/2002 | WO2002100012A1 Method and apparatus for reducing the impact of cell reselection on gprs/edge data rates |
12/12/2002 | WO2002100010A2 System and method for locating and aligning to framing bits |
12/12/2002 | WO2002100004A1 Mobile radio communication system with reference signal emitter and method for base station synchronisation |
12/12/2002 | WO2002099979A2 System and method of multiplexing data from multiple ports |
12/12/2002 | WO2002099609A1 Multi-layer control interface for clock switching in a communications element |
12/12/2002 | WO2002099564A2 Method and apparatus for line and path selection within sonet/sdh based networks |
12/12/2002 | WO2002056475A3 Phase locked loop |
12/12/2002 | WO2002005441A3 Code power measurement for dynamic channel allocation |
12/12/2002 | US20020188754 Method and system for domain addressing in a communications network |
12/12/2002 | US20020187798 System clock synchronization using phase-locked loop |
12/12/2002 | US20020187767 Timing recovery switching for an adaptive digital broadband beamforming (antenna diversity) for ATSC terrestrial DTV based on segment sync detection |
12/12/2002 | US20020186803 Compensation of reference frequency drift in system requiring critical upstream timing |
12/12/2002 | US20020186793 Detection and mitigation of temporary impairments in a communications channel |
12/12/2002 | US20020186756 Channel equalization with SCDMA modulation |
12/12/2002 | US20020186753 Chip blanking and processing in SCDMA to mitigate impulse and burst noise and/or distortion |
12/12/2002 | US20020186724 Data transmission system |
12/12/2002 | US20020186722 Compensating for random robbed bit signaling |
12/12/2002 | US20020186721 Methods and systems for monitoring traffic received from and loading simulated traffic on broadband communication link |
12/12/2002 | US20020186719 Pointer adjustment wander and jitter reduction apparatus for a desynchronizer |
12/12/2002 | US20020186718 Multi-layer control interface for clock switching in a communications element |
12/12/2002 | US20020186716 Synchronizing clocks across sub-nets |
12/12/2002 | US20020186689 Path route modification method and switching system using the same |
12/12/2002 | US20020186681 Minimizing the effect of jitter upon the quality of service operation of networked gateway devices |
12/12/2002 | US20020186678 Method and apparatus for resolving half duplex message collisions |
12/12/2002 | US20020186675 Method and apparatus for reducing the impact of cell reselection on GPRS/EDGE data rates |
12/12/2002 | US20020186667 Communication in a bidirectional ring network with single-direction receiving |
12/12/2002 | US20020186659 Information transfer equipment |
12/12/2002 | DE10125390A1 Mobile radio communication system has a clock generator for synchronising a number of base stations |
12/11/2002 | EP1265389A2 Method of impairment mitigation in a communication system |
12/11/2002 | EP1265388A1 Multiplex transmission device |
12/11/2002 | EP1265124A1 Method for transmitting time information in a packet data network |
12/11/2002 | EP1264486A1 A method for filtering digital images, and a filtering device |
12/11/2002 | EP1264435A1 Frame structure for variable rate wireless channels transmitting high speed data |
12/11/2002 | EP1264415A2 Multi-user detection using an adaptive combination of joint detection and successive interference cancellation |
12/11/2002 | EP0683963B1 Apparatuses and mobile stations for providing packet data communication in digital tdma cellular systems |
12/11/2002 | EP0579595B1 Clock dejitter circuits for regenerating jittered clock signals |
12/11/2002 | CN1385048A Method and system for frequency spectrum resource allocation |
12/11/2002 | CN1385010A Overlapping slot transmission using phased arrays |
12/11/2002 | CN1384681A Operation method of radio communiation system |
12/11/2002 | CN1384670A Signal processing device and method |
12/11/2002 | CN1384638A Communication system capable of preventing data block from being missed |
12/11/2002 | CN1384461A Information sending and receiving device and method, transceiving system and method, and record meidum and program |
12/11/2002 | CN1096165C Data bus system comprising resource control means |
12/11/2002 | CN1096161C Method and apparatus for formatting of data for transmission |
12/10/2002 | US6493847 Sonet B2 parity byte calculation method and apparatus |
12/10/2002 | US6493838 Coding apparatus and decoding apparatus for transmission/storage of information |
12/10/2002 | US6493408 Low-jitter data transmission apparatus |
12/10/2002 | US6493362 Data recording method and data recording system |
12/10/2002 | US6493360 Reception synchronization circuit, receiver using the same, and digital communication system |
12/10/2002 | US6493359 Reconfigurable frame counter |
12/10/2002 | US6493354 Resource allocator |
12/10/2002 | US6493352 Automatic configuration system which analyzes HDLC flag data in TDM time slots for determining which time slot(s) is dedicated for frame relay service |
12/10/2002 | US6493331 Method and apparatus for controlling transmissions of a communications systems |
12/10/2002 | US6493319 Test access system and method for digital communication networks |
12/10/2002 | CA2249260C Dynamic bandwidth allocation for a communication network |
12/05/2002 | WO2002098163A1 Communication system architecture to converge voice and data services for point-to-multipoint transmission |
12/05/2002 | WO2002098161A1 Carrier selection method |
12/05/2002 | WO2002098087A1 Method and apparatus for desynchronizing a ds-3 signal and/or an e3 signal from the data portion of an sts/stm payload |
12/05/2002 | WO2002098035A1 Multi-protocol agile framer |
12/05/2002 | WO2002098033A1 Communication system, switch, inlet and outlet stores |
12/05/2002 | WO2002097476A2 Point-to-multipoint passive optical network that utilizes variable-length packets and variable-length upstream tine slots |
12/05/2002 | WO2002076031A3 Synchronization of at least one node of a bus system |
12/05/2002 | WO2002049247A3 Data stream separation circuit |
12/05/2002 | WO2002032085A3 Data transmission via a radio interface |
12/05/2002 | US20020184529 Communicating data through a network |
12/05/2002 | US20020184412 System and method for locating and aligning to framing bits |
12/05/2002 | US20020181638 Arrangement for time-correct combination of two data streams |
12/05/2002 | US20020181622 Methods and apparatus for efficient and accurate coarse timing synchronization in burst demodulators |
12/05/2002 | US20020181606 Embedding a first digital information signal into a second digital information signal for transmission via a transmission medium |
12/05/2002 | US20020181600 Stream converting apparatus that converts data stream of first format possibly containing error into correct data stream of second format |
12/05/2002 | US20020181581 ATSC digital television system |
12/05/2002 | US20020181503 Dynamic communication channel allocation method and system |
12/05/2002 | US20020181501 System and method for machine to machine communication |
12/05/2002 | US20020181499 Method and device for delivering communication in ethernet-over-synchronous networks |
12/05/2002 | US20020181493 Communication apparatus and method for setting line capacity thereof |
12/05/2002 | US20020181490 Method and apparatus for line and path selection within SONET/SDH based networks |
12/05/2002 | US20020181486 System and method of multiplexing data from multiple ports |
12/05/2002 | US20020181485 Apparatus and method for internet protocol flow ring protection switching |
12/05/2002 | US20020181482 Architectures for a single-stage grooming switch |
12/05/2002 | US20020181479 Protection system, virtual concatenation processing block, node and ring network |
12/05/2002 | US20020181450 Switch having virtual shared memory |
12/05/2002 | US20020181439 Data transmitting apparatus, radio communication system and radio communication method |
12/05/2002 | US20020181438 Centralized synchronization for wireless networks |
12/05/2002 | US20020181422 Advanced method and arrangement for transferring information in a packet radio service |
12/05/2002 | US20020181414 Method and apparatus for detecting robbed bit location in PCM modems and the like |
12/05/2002 | US20020181395 Communicating data through a network so as to ensure quality of service |
12/05/2002 | US20020181053 Optical communication system including replaceable electro-optic and opto-electric converters |
12/05/2002 | US20020180498 Direct digital synthesizer phase locked loop |
12/04/2002 | EP1263234A2 Apparatus for arranging compressed video data for transmission over a noisy communication channel |
12/04/2002 | EP1262070A1 Dual rate periodic ranging system to reduce time to ascertain cable modem failure |
12/04/2002 | EP1262068A1 Interactive television system and method for simultaneous transmission and rendering of multiple encoded video streams |
12/04/2002 | EP1262026A2 Forward error correction with channel adaptation |
12/04/2002 | EP1262022A2 Phase lock loop system and method |
12/04/2002 | CN1383695A Base station appts. and channel assigning method |
12/04/2002 | CN1383636A Method and appts. for transmitting data rate control information in mobile telecommunication system for packet data transmission |
12/04/2002 | CN1383622A Appts. and method for encoding and decoding TFCI in mobile communication system |
12/04/2002 | CN1383324A Complex digit broadcasting method able to fully obtained complex digit broadcasting data |
12/03/2002 | US6490704 Method for correcting synchronization error and radio system |
12/03/2002 | US6490406 Recording and reproducing an MPEG information signal on/from a record carrier |
12/03/2002 | US6490329 Device and method for generating clock signals from a single reference frequency signal and for synchronizing data signals with a generated clock |