Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
03/2004
03/24/2004EP1400013A2 Method and apparatus for a transceiver having a constant power output
03/24/2004EP1399987A2 Method for accurately tracking and communicating with a satellite from a mobile platform
03/24/2004EP1399201A2 Device and system for in-vivo procedures
03/24/2004EP1319268B1 Method for calibrating the frequency of an hf-oscillator in a mobile part of a mobile communications device
03/24/2004EP1232571A4 Method and apparatus for determining remote unit location using phased array antenna elements
03/24/2004EP1177636B1 Satellite communication card
03/24/2004EP1125369B1 Method and apparatus for improved signal extraction in cdma systems
03/24/2004EP1113693B1 Base station device and method for preventing degradation of circuit quality
03/24/2004EP1082826A4 Selective call receiver with automatic re-registration capability
03/24/2004EP1077006A4 Flux density reduction in ocdma satellite communication system
03/24/2004EP1062746B1 Practical space-time radio method for cdma communication capacity enhancement
03/24/2004EP1002272A4 Method and apparatus for adaptive control of forward error correction codes
03/24/2004EP0988718A4 Communication satellite system with dynamic downlink resource allocation
03/24/2004EP0927362B1 Position determination using multiple base station signals
03/24/2004EP0809900B1 An adaptive noise cancelling arrangement, a noise reduction system and a transceiver
03/24/2004EP0809892B1 Spread spectrum telecommunication system
03/24/2004EP0763309B1 Wideband wireless basestation making use of time division multiple-access bus to effect switchable connections to modulator/demodulator resources
03/24/2004CN2607699Y Microcellular distributed antenna system
03/24/2004CN1484930A Preamble transmission method mobile station mobile communication system preamlbe transmission program and computer data signal
03/24/2004CN1484929A Method of invoking privacy on telecommunications network
03/24/2004CN1484926A A method of invoking privacy
03/24/2004CN1484900A Simple block space time transmit diversity using multiple spreading codes
03/24/2004CN1484895A Sub-channels for the random access channel in time division duplex
03/24/2004CN1484894A Time tracking in a non-negligible multipath spacing environment
03/24/2004CN1484893A RAKE receiver apparatus and receiving method
03/24/2004CN1484800A System and method for pushing calendar event messages from a host system to a mobile data communication device
03/24/2004CN1484469A Collection of internal infor mation of mobile communication terminal by external module
03/24/2004CN1484465A Overflow control method for diiping base station data frame sychronization in wireless communication network system
03/24/2004CN1484458A Method for controlling reverse business channel rate based on TDM reverse activated channel
03/24/2004CN1484450A Quick digital channel switching
03/24/2004CN1484429A Radio modem terminal for mobile communication terminal
03/24/2004CN1484419A Selection of transmission alphabet sets for short message service
03/24/2004CN1484413A Method for realizing polylink flow equalization
03/24/2004CN1484409A Method for distributing enciphered key in wireless local area network
03/24/2004CN1484399A Power control during inter generation soft hand-offs
03/24/2004CN1484398A 无线通信系统 The wireless communication system
03/24/2004CN1484396A Method for setting side reference frequency source of base station in time division communication system
03/24/2004CN1484388A Diversity shared transmission method between users of wireless communication system
03/24/2004CN1484379A Automatic frequency control system, operation control method thereof and mobile communication device using same
03/24/2004CN1484206A automatic vehicle dispatching system and method
03/24/2004CN1484038A Client-aided Doppler estimation
03/24/2004CN1484000A Long distance wireless intelligent meter data recording system
03/24/2004CN1483616A Stolen vehicle tracking system and method
03/24/2004CN1143589C Method of and apparatus for estimating a characteristic of a signal
03/24/2004CN1143587C Method of cell re-selection and network part and subscriber terminal
03/24/2004CN1143585C Process and base station for transmitting organisation information in radiocommunication system
03/24/2004CN1143577C Method and apparatus for transmission and receive of random insertted pulse train in CDMA system
03/24/2004CN1143575C Method for switching call in base station to post service
03/24/2004CN1143574C Device for transmitting data to mobile radio telephone networks
03/24/2004CN1143572C Method and telecommunication interface for transmission of continuous and/or discontinuous data steams in hybrid telecommunication system
03/24/2004CN1143571C Method and apparatus for uplink scheduling
03/24/2004CN1143570C System and method for sending multimedia attachments to text message in radiocommunication systems
03/24/2004CN1143566C Method for transmitting short news to called asers
03/24/2004CN1143541C Interactive communication system comprising users connected in groups
03/24/2004CN1143499C Method and apparatus for preventing mobile telephone from too hot
03/24/2004CN1143494C Data distribution method and data distribution apparatus
03/24/2004CN1143491C Signal transmitter and receiver and method for receiving signal
03/24/2004CN1143482C Method and system of using SIM card in CDMA service region
03/24/2004CN1143475C Frame erasion for numerical data transmission system
03/24/2004CN1143468C Transmitting and receiving methods and transmitter and receiver
03/24/2004CN1143467C Communication methods and apparatus based on orthogonal Hadamard-based sequences having selected correlation properties
03/24/2004CN1143465C Method for synchronising uplik signal transmission in radio communication system, relative base station and communication system
03/24/2004CN1143464C Synchronization for cellular telecommunications network
03/24/2004CN1143460C System controlling the emitted power of base station in initial switching stage
03/24/2004CN1143459C Mobile communication with chain-circuit ID code test function
03/24/2004CN1143457C Radio interface for small wireless installation in 2.4 GHz ISM band for industry, science and medicine
03/24/2004CN1143455C Wireless telecommunication system, base station thereof and beam forming telecommunications method
03/24/2004CN1143454C Output power adjustment in mobile communications system
03/24/2004CN1143453C Diversity aerial system and mobile communication terminal
03/24/2004CN1143452C Antenna-gain diversity
03/24/2004CN1143451C Method for influencing the level of a high-frequency transmitted signal in a base station of a radio fixed network
03/24/2004CN1143450C Time-division multiple-access communication system
03/24/2004CN1143443C Spread frequency spectrum signal receiving method and radio communication terminal equipment
03/24/2004CN1143442C Transmission control device and transmission power control method
03/24/2004CN1143409C System and method for directing an adaptive antenna array
03/24/2004CN1143250C System and mehtod for handset integrated emergency audible beacon
03/23/2004US6711710 Robust carrier identifying method and apparatus for bandwidth-on-demand (BOD) system
03/23/2004US6711545 Hand-held transmitter having speech storage actuated by transmission failure
03/23/2004US6711495 Method and apparatus for gathering vehicle information
03/23/2004US6711420 Modified finger assignment algorithm for high data rate calls
03/23/2004US6711415 Method and system for minimizing transmitter power levels within a cellular telephone communications network
03/23/2004US6711410 Broadcast communication method, mobile communication system and mobile station using the broadcast communication method
03/23/2004US6711407 Array of processors architecture for a space-based network router
03/23/2004US6711404 Apparatus and method for geostatistical analysis of wireless signal propagation
03/23/2004US6711403 Wireless network with signaling sequence exchange between a base station and a plurality of terminals
03/23/2004US6711398 Radio signal broadcast system and method
03/23/2004US6711388 Distributed power level control system of transmitter for cellular communication
03/23/2004US6711384 Apparatus and method for controlling communications based on moving speed
03/23/2004US6711382 Mobile communication system and communication method performed in the system
03/23/2004US6711224 Timing acquisition algorithm for an adaptive antenna array
03/23/2004US6711223 Base station emulator
03/23/2004US6711216 Method and apparatus for an ultra-wideband radio utilizing MEMS filtering
03/23/2004US6711208 Estimation of traffic-to-pilot ratios
03/23/2004US6711204 Channel sounding for a spread-spectrum signal
03/23/2004US6711182 Method and apparatus for processing data from multiple sources
03/23/2004US6711151 Apparatus and method using paging for synchronizing to a communication network without joining the network
03/23/2004US6711150 System and method for data burst communications in a CDMA network
03/23/2004US6711145 Spread spectrum base station notch filtering transmitted signals
03/23/2004US6711144 Multi-user communication of voice and data
03/23/2004US6711140 Method and apparatus for fast acquisition and synchronization of transmission frames