Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
05/2002
05/23/2002WO2002041576A2 Serial compressed bus interface having a reduced pin count
05/23/2002WO2002041545A2 Wireless clock synchronization
05/23/2002WO2002041540A1 Apparatus and method for measuring propagation delay in an nb-tdd cdma mobile communication system
05/23/2002WO2002041504A2 Methods and apparatus for identifying asset location in communication networks
05/23/2002WO2001097437A3 A bridging device for mapping/demapping ethernet packet data directly onto and from a sonet network
05/23/2002WO2001091346A3 Method for synchronizing communication stations in mutually independent power line communication (plc) networks
05/23/2002WO2001078489A3 Frame-based communication with variable rate payload
05/23/2002US20020061083 Device and method for digitally generating equidistant synchronous frequency-multiplied clock pulses
05/23/2002US20020061029 System and method for multicasting multimedia content
05/23/2002US20020061027 Relaying apparatus
05/23/2002US20020061023 ATM communication terminal and ATM communication system
05/23/2002US20020061021 System and method for multicasting multimedia content
05/23/2002US20020061018 Switch transferring data using data encapsulation and decapsulation
05/23/2002US20020061016 High speed cross point switch routing circuit with word-synchronous serial back plane
05/23/2002US20020061015 Matrix switch circuit
05/23/2002US20020061012 Cable modem with voice processing capability
05/23/2002US20020061007 System for allocating resources in a communication system
05/23/2002US20020061005 TSTD apparatus and method for a TDD CDMA mobile communication system
05/23/2002US20020060823 Optical subscriber system and transmission line distance monitoring method
05/23/2002CA2398781A1 Wireless clock synchronization
05/22/2002EP1207695A1 Targeted advertising in a cable television system
05/22/2002EP1207659A2 Data transmission method, data transmission system, transmitter and receiver
05/22/2002EP1207641A2 Method for synchronisation in a communication network and devices for the same
05/22/2002EP1207640A2 Method and apparatus for reducing clock speed and power consumption
05/22/2002EP1207636A2 Channel acquisition in a mobile system using CDMA-TDD and CDMA-FDD
05/22/2002EP1207507A2 Method and apparatus for reducing differential delay problems in audio communications systems with at least two transmitters
05/22/2002EP1207457A1 External bus arbitration technique for multicore DSP device
05/22/2002EP1206858A1 System and method for packet transport in a ring network
05/22/2002EP1206857A2 Method and apparatus for transmission and reception of compressed audio frames with prioritized messages for digital audio broadcasting
05/22/2002EP1206849A1 Method for synchronizing base stations in a mobile communication system
05/22/2002EP1072114B1 Mismatch detection method and circuit in trace identifiers in a sdh frame
05/22/2002EP0536334B1 System and method for generating signal waveforms in a cdma cellular telephone system
05/22/2002CN1350734A A method for noise energy estimation m TDMA systems
05/22/2002CN1350726A Method for synchronising the frequency in a wireless telephone system, anddevice for carrying out said method
05/22/2002CN1350682A Jitter buffer and methods for control of same
05/22/2002CN1350403A Communication method in wireless communication system
05/21/2002US6393548 Variable 16 or 32 bit PCI interface which supports steering and swapping of data
05/21/2002US6393284 Systems and methods for searching for TDMA signals in cellular radiotelephones
05/21/2002US6393263 Mobile communications terminal and system with offset time feature
05/21/2002US6393082 Signal synchronism detecting circuit
05/21/2002US6393081 Plural circuit selection using role reversing control inputs
05/21/2002US6393021 Integrated multiport switch having shared data receive FIFO structure
05/21/2002US6393012 System for allocating resources in a communication system
05/21/2002US6393007 Method of and a system for voice and data radio communication providing improved interference diversity
05/21/2002US6393002 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
05/21/2002US6393000 Communication method and apparatus with transmission of a second signal during absence of a first one
05/21/2002US6392988 Transmitter architecture employing space time spreading and orthogonal transmit diversity techniques
05/21/2002CA2231202C Broadband telecommunications system
05/16/2002WO2002039631A1 Method for prioritization of network resources in networks
05/16/2002WO2002039630A2 Management of synchronization network
05/16/2002WO2002039595A2 Method and apparatus for multiplexing high-speed packet data transmission with voice/data transmission
05/16/2002WO2002019569A9 Data transmitting apparatus, radio communication system and radio communication method
05/16/2002WO2002012913A3 Method, apparatus, and system for gps signal prediction
05/16/2002WO2002007322A3 Coding a data stream
05/16/2002US20020059535 Wireless clock synchronization
05/16/2002US20020059488 Data transfer control device and electronic instrument
05/16/2002US20020059408 Dynamic traffic management on a shared medium
05/16/2002US20020057900 Information processing apparatus and method, and recording medium
05/16/2002US20020057717 Method of sharing information among a plurality of stations in a frame-based communications networK
05/16/2002US20020057713 Method for selecting frame encoding parameters to improve transmission performance in a frame-based communications network
05/16/2002US20020057711 External bus arbitration technique for multicore DSP device
05/16/2002US20020057709 Method and apparatus enabling multiple access on a broadband communication network
05/16/2002US20020057689 Communication system and data-format to be used in the same
05/16/2002US20020057686 Response time measurement for adaptive playout algorithms
05/16/2002US20020057680 Switching methods with common time reference and plurality of time frame durations
05/16/2002US20020057679 Channel reassignment method and circuit for implementing the same
05/16/2002US20020057656 Cellular communication system
05/16/2002US20020057018 Network device power distribution scheme
05/16/2002CA2428965A1 Method and apparatus for multiplexing high-speed packet data transmission with voice/data transmission
05/15/2002EP1206150A1 Enhanced cell range in time division duplexed utran
05/15/2002EP1206092A2 Automatic bit-rate detection scheme for a sonet transceiver
05/15/2002EP1206082A1 Apparatus for processing packet, and medium storing packet processing program
05/15/2002EP1206078A1 Light burst transmission/reception control system, parent station device used in the same, child station device, and light burst transmission/reception control method
05/15/2002EP1206076A2 Linked network switch configuration
05/15/2002EP1206068A2 Method of increasing data rate via clacl switching in a wireless data communication network
05/15/2002EP1206059A2 Method for transmission of concatenated data signals
05/15/2002EP1206055A2 Time slot assignment method and apparatus in mobile communication system
05/15/2002EP1205084A1 System and method for performing soft handoff between frequency division duplex and time division duplex communication systems
05/15/2002EP1205080A1 Apparatus, and associated method, for communicating packet data in a radio communication system
05/15/2002EP1205046A1 Method and apparatus for combining a plurality of 8b/10b encoded data streams
05/15/2002EP1205044A1 Method and apparatus for transmitting data rate control information in mobile telecommunication system for packet data transmission
05/15/2002CN1349715A Method and apparatus for converting data streams
05/15/2002CN1349696A Emulating circuit-switched communications in a packet-switched environment
05/15/2002CN1349363A Channel coding and decoding control method in the base band processing of global mobile communication system
05/15/2002CN1349349A Image transmission device, image transmission method, recoding medium and image transmission program
05/15/2002CN1349315A Frequency multiple cellular/satelite communication system
05/15/2002CN1349314A Frequency multiple cellular/satellite communication system
05/15/2002CN1349310A Improved frequency multiplex cellular/satellite communication system
05/15/2002CN1085033C Apparatus for embodying combined time switching and conference calling functions
05/15/2002CN1084989C Retiming arrangement for SDH data transmission system
05/15/2002CN1084988C Added bit signalling in a telecommunicaltions system
05/15/2002CN1084985C Method for indicating a multi-slot channel in a TDMA radio-system
05/15/2002CN1084979C Method and arrangement for separating signals operating in the same channel
05/14/2002US6389547 Method and apparatus to synchronize a bus bridge to a master clock
05/14/2002US6389036 Airlink transport container
05/14/2002US6389032 Internet voice transmission
05/14/2002US6389014 ATM switching device and method capable of providing voice call service
05/14/2002US6389013 OC3 delivery unit; low level maintenance bus
05/14/2002US6389003 Method for decreasing false positives in frame synchronization of code division multiple access
05/14/2002US6388997 Timing adjustment control for efficient time division duplex communication