Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
12/2001
12/04/2001US6327255 Method of CDMA radio wave communication and a base station and mobile station using CDMA system
12/04/2001US6327254 Method for bandwidth sharing in a multiple access system for communications networks
12/04/2001US6325332 Coordinatable system of inclined geosynchronous satellite orbits
12/04/2001CA2322356C Credit card system and method
12/04/2001CA2190300C Networked satellite and terrestrial cellular radiotelephone systems
12/04/2001CA2092744C Spectrum recovery apparatus and method therefor
12/01/2001CA2347648A1 Wireless provision of audio content
11/2001
11/30/2001CA2342533A1 Code-division, multiple-access base station having transmit diversity
11/29/2001WO2001091502A1 Data communication system and method, and mobile body apparatus
11/29/2001WO2001091491A1 Radio base station apparatus and radio communication method
11/29/2001WO2001091476A2 A diversity transmitter based on linear transform processing of transmitted information
11/29/2001WO2001091407A1 Quality dependent data communication channel
11/29/2001WO2001091359A1 Radio system and stations for, and method of, multicast communication
11/29/2001WO2001091358A1 Data transfer system and data transfer method
11/29/2001WO2001091354A1 Wireless communication device and wireless communication method
11/29/2001WO2001091347A1 Mobile radio system with synchronised base stations
11/29/2001WO2001091338A1 Method and apparatus for soft handoff in a cdma communication system
11/29/2001WO2001091337A2 Method for synchronizing a receiver with a transmitter
11/29/2001WO2001091336A1 System for reducing fast fading effects in radio communications systems
11/29/2001WO2001091335A1 Methods of reducing fast fading effects in radio communication systems
11/29/2001WO2001091334A1 Apparatus for reducing fast fading radio propagation effects for stationary and slow moving mobiles in radio communication systems
11/29/2001WO2001091333A1 Methods of reducing fast fading radio propagation effects for stationary and slow moving mobiles in radio communication systems
11/29/2001WO2001091332A1 Base station apparatus and packet transmitting method
11/29/2001WO2001091331A2 Method and apparatus for reducing multipath distortion in a wireless lan system
11/29/2001WO2001091330A1 Calibration system for array antenna receiving apparatus
11/29/2001WO2001091329A1 Method and device for evaluating an uplink radio signal
11/29/2001WO2001091328A1 Array antenna base station device and radio transmission method
11/29/2001WO2001091327A1 Radio communication apparatus and radio communication method
11/29/2001WO2001091326A1 Beam formation method for the downlink in a radio communication system
11/29/2001WO2001091325A1 Method for controlling the formation of a downlink beam
11/29/2001WO2001091324A1 Method and communications system for estimating an error covariance matrix for the downlink in cellular mobile radio telephone networks with adaptive antennae
11/29/2001WO2001091323A1 Beam forming method
11/29/2001WO2001091322A1 Link adaptation method and quality estimation in a cellular radio system
11/29/2001WO2001091321A1 Method for determining amplification factors in a data channel and a control channel of a data transfer system
11/29/2001WO2001091320A1 Method for regulating the transmitting power of a master station, and corresponding master station
11/29/2001WO2001091318A1 Apparatus and method for transmission diversity using more than two antennas
11/29/2001WO2001091317A1 Rake receiver and method of receiving desired signal
11/29/2001WO2001091312A2 Method and apparatus for providing a broadband, wireless, communications network
11/29/2001WO2001091310A2 Multi-node point-to-point satellite communication system employing multiple geo satellites
11/29/2001WO2001091113A1 Transmitter for transmitting a signal encoded in a narrow band, and receiver for extending the band of the encoded signal at the receiving end, and corresponding transmission and receiving methods, and system
11/29/2001WO2001090868A1 Information terminal device using automatically switchable power supply
11/29/2001WO2001090769A2 System for interconnection of audio program data transmitted to remote vehicle or individual with gps location
11/29/2001WO2001041531A3 Digital beamforming acquisition system
11/29/2001WO2001039390A3 Method for synchronising fixed radio stations in a gsm mobile radio system
11/29/2001WO2001026314A3 Method for channel equalisation by means of givens rotation of a data matrix
11/29/2001WO2000067449A9 System and method for dynamic time and bandwidth allocation
11/29/2001WO2000060770A9 Integrated high speed terrestrial & satellite communications systems for internet & other uses
11/29/2001WO2000057625A3 Satellite communication card
11/29/2001US20010047432 Distributed command of a satellite location
11/29/2001US20010047424 Method for arranging communication between terminals and an access point in a communication system
11/29/2001US20010047416 Network administration system and method of re-arranging network resources
11/29/2001US20010047264 Automated reservation and appointment system using interactive voice recognition
11/29/2001US20010047243 GPS receiver with cross-track hold
11/29/2001US20010047229 Method, apparatus and computer program product for managing line-of-sight communications
11/29/2001US20010046888 Portable communication device with an automatic operation-keeping system and method of keeping such a device in operation
11/29/2001US20010046885 Information input device, cursor moving device and portable telephone
11/29/2001US20010046883 Method of distributing communications within a cell of a radio-communication network, and a corresponding device and base station
11/29/2001US20010046882 Cellular radio telecommunications network, a method, protocol and computer program for operating the same
11/29/2001US20010046878 Method of supporting power control on supplemental channel in base station
11/29/2001US20010046877 Multicast signal transmission power control method and base station using the same
11/29/2001US20010046876 System of managing the power emitted by a base station at the start of a handover phase
11/29/2001US20010046875 Radio system and stations for, and method of, multicast communication
11/29/2001US20010046874 Apparatus for relaying a transmission signal
11/29/2001US20010046873 Mobile terminal for transmission diversity CDMA communication system
11/29/2001US20010046872 Time correction method and mobile communication apparatus using such method
11/29/2001US20010046870 Modified transmission method for improving accuracy for E-911 calls
11/29/2001US20010046868 Channel allocation method and apparatus
11/29/2001US20010046867 Mobile radio communication device provided with functions for detecting and informing interference
11/29/2001US20010046864 Cellular mobile telephone network and method of operating the same
11/29/2001US20010046863 Method and system for controlling radio communications network and radio network controller
11/29/2001US20010046855 Method and apparatus for alarming on occurrence of cell secession of a mobile station in a mobile communication system
11/29/2001US20010046848 Method and apparatus for predictably switching diversity antennas on signal dropout
11/29/2001US20010046844 Array antenna transceiver capable of continuing transmission and reception regardless of failure of reference signal
11/29/2001US20010046842 Global channel power control to minimize spillover in a wireless communication environment
11/29/2001US20010046841 Multi-beam TDMA satellite mobile communications system
11/29/2001US20010046840 Apparatus for transmitting and receiving radio signals in a pico-BTS
11/29/2001US20010046297 Distribution result verification method for information distribution system
11/29/2001US20010046271 Space diversity method and system for broadband wireless access
11/29/2001US20010046270 Adaptive array communication system and receiver
11/29/2001US20010046266 Apparatus and method for scdma digital data transmission using orthogonal codes and head end modem with no tracking loops
11/29/2001US20010046255 Spread spectrum communication method and system using diversity correlation and multi-user detection
11/29/2001US20010046240 Frame synchronization mechanism
11/29/2001US20010046220 Apparatus and method for assigning a common packet channel in a CDMA communication system
11/29/2001US20010046219 Base station apparatus and transmission power control method
11/29/2001US20010046218 Mobile radio telecommunications system with sychronized handover
11/29/2001US20010046217 Method and system for providing inter-frequency handoff in a telephone system
11/29/2001US20010046213 Comunication system, Communication method and communication apparatus
11/29/2001US20010046205 Multipath search processor for a spread spectrum multiple access communication system
11/29/2001US20010045914 Device and system for providing a wireless high-speed communications network
11/29/2001US20010045906 Method and system of directing an antenna in a two-way satellite system
11/29/2001US20010045904 Recreational facility management system
11/29/2001US20010045494 Method for limiting interference between satellite communications systems
11/29/2001DE10125728A1 Transferring data packets over TDMA path involves allocating second time slot at time interval from first slot greater than typical burst length, transferring packets in second slot
11/29/2001DE10125330A1 Data signal receiver compares parts of received signal corresponding to known and data signals with modulated known signal and modulated data signal parts to derive path characteristic
11/29/2001DE10026538A1 Verfahren und Diversity-Empfangsvorrichtung zum Empfangen eines Mehrträger-Signals A diversity receiving method and apparatus for receiving a multi-carrier signal
11/29/2001CA2405813A1 System for interconnection of audio program data transmitted by radio to remote vehicle or individual with gps location
11/28/2001EP1158824A2 Control technique for a communication system
11/28/2001EP1158740A1 Quality of Service negotiation
11/28/2001EP1158716A2 MIMO OFDM system
11/28/2001EP1158709A1 Signal format in multi-carrier cdma transmission system