Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
05/2001
05/10/2001WO2001033734A1 A system and method for monitoring a wiretap
05/10/2001WO2001033733A2 Power control in a transmitting station of a communication system
05/10/2001WO2001033731A2 Method for synchronising an uplink signal transmission in a radio communication system
05/10/2001WO2001033729A1 Method and system for providing geographic specific services in a satellite communications network
05/10/2001WO2001033728A1 Closed loop power control for low earth orbit satellite communications system
05/10/2001WO2001033727A1 Wide band radio transmission method
05/10/2001WO2001033725A1 Information communication system, noncontact ic card, and ic chip
05/10/2001WO2001033720A2 Method and apparatus for selectively operating satellites in tundra orbits to reduce receiver buffering requirements for time diversity signals
05/10/2001WO2001033302A2 Method and apparatus for position determination using reduced number of gps satellites and synchronized and unsynchronized base stations
05/10/2001WO2001003371A3 Distributed management of an extended network containing short-range wireless links
05/10/2001WO2000057591A8 Common packet channel
05/10/2001WO2000033479A9 Forward link closed loop power control based on mobile station mobility
05/10/2001US20010000959 System and method of radio transmission between a radio transmitter and radio receiver
05/10/2001CA2389384A1 System and method for increasing feeder link capacity in a satellite communications system
05/10/2001CA2388636A1 Method and apparatus for selectively operating satellites in tundra orbits to reduce receiver buffering requirements for time diversity signals
05/10/2001CA2387676A1 Method and apparatus for activating a high frequency clock following a sleep mode within a mobile station operating in a slotted paging mode
05/10/2001CA2386022A1 Mobile cellular radio system
05/09/2001EP1098548A2 Acoustic system comprised of components connected by wireless
05/09/2001EP1098546A2 Methods and apparatus for derivative based optimization of wireless network performance
05/09/2001EP1098545A2 Methods and apparatus for characterization, adjustment and optimization of wireless networks
05/09/2001EP1098544A2 Road-based evaluation and interpolation of wireless network parameters
05/09/2001EP1098542A2 Method, base station and mobile station for timeslot selection and timeslot assignment
05/09/2001EP1098481A2 System and method for a push service for a mobile device
05/09/2001EP1098456A2 Closed loop power control for low earth orbit satellite communications system
05/09/2001EP1098454A2 Method for selecting an antenna among a plurality of antennas in an antenna diversity reception installation and antenna diversity reception installation
05/09/2001EP1098453A2 Method for selecting an antenna among a plurality of antennas in an antenna diversity reception installation and antenna diversity reception installation
05/09/2001EP1098452A1 Method of increasing the capacity of a CDMA network, and associated units
05/09/2001EP1098252A1 A device for transferring data between an unconscious capture device and another device
05/09/2001EP1097595A1 Technique for reduction of awake time in a wireless communication device utilizing slotted paging
05/09/2001EP1097594A2 Transmission of data packets over cdma type cellular telephone
05/09/2001EP1097571A2 Apparatus and method for processing signals selected from multiple data streams
05/09/2001EP1097549A1 Method and apparatus for establishing tdd/tty service over vocoded channels
05/09/2001EP1097543A1 Data transmission within a wireless communication system
05/09/2001EP1097537A1 Channel assignment within a broad-band communication system
05/09/2001EP1097530A2 Laser satellite communication systems
05/09/2001EP1097529A2 Method for transmitting information and radio station
05/09/2001EP1097528A1 Method and apparatus for transmitting and receiving high speed data using code division multiple access channels
05/09/2001EP1097527A1 Method and apparatus for performing an inter-frequency search
05/09/2001EP1097526A1 Channel assignment method for a base station in a mobile communication system
05/09/2001EP1097525A1 Transmit diversity method and system
05/09/2001EP1097524A1 Methods and apparatuses for fast power control of signals transmitted on a multiple access channel
05/09/2001EP1097523A1 Method for controlling transmission power in wcdma system
05/09/2001EP1097520A2 Cdma receiver and method of operation
05/09/2001EP1097519A2 Method and apparatus for identifying the source of a digital signal
05/09/2001EP1097518A1 Method and system for allocating transmit power to subscriber units in a wireless communications system
05/09/2001EP0799535A4 A practical means for digital generation and combination of a multiplicity of cdma/fdma signals
05/09/2001CN1294828A Method for generating broadcast challenge value
05/09/2001CN1294823A Method and radiocommunications system for controlling connections for calls to and by radio subsceibers
05/09/2001CN1294804A Pulse shaping according to modulation scheme
05/09/2001CN1294803A Pulse shaping which compensates for component distortion
05/09/2001CN1294799A Appts. and method for allocating forward common channels in CDMA communication system
05/09/2001CN1294794A 选择性跳频 Selective hopping
05/09/2001CN1294793A Method and device for allocating channels in CDMA radio communications system
05/09/2001CN1294792A Device and method for assigning spreading code for reverse common channel massage in CDMA communication system
05/09/2001CN1294791A Method and system for providing estimate of signal strength of received signal
05/09/2001CN1294706A Embedded system
05/09/2001CN1065699C Enhanced sleep mode in radiocommunication systems
05/09/2001CN1065697C Digital control channels having logical channels for multiple access radiocommunication
05/09/2001CN1065696C Method for recovering from sun transit in communication of very small aperture terminal
05/09/2001CN1065695C Radio receiver
05/09/2001CN1065694C Intermediate frequency combiner for radio communication system
05/09/2001CA2323372A1 Transmitting/receiving apparatus for electromagnetic signals
05/08/2001US6230298 Digital messaging method and apparatus
05/08/2001US6230134 Process for separating and characterizing spoken announcements in a radio transmission
05/08/2001US6230032 Method device and terminal for mobile radio communication
05/08/2001US6230027 Method of issuing a time information signal via a satellite station of a transmission system
05/08/2001US6230026 Basestation architecture supporting baseband frequency hopping utilizing time division multiplexed mapping between a radio transceiver and digital signal processing resources
05/08/2001US6230023 Method and device for a transmit power control for connections between a base station and mobile stations of a radio communications system
05/08/2001US6230022 Transmitting method and apparatus, and sending power controlling method
05/08/2001US6230021 Digital cordless communication system with frequency deviation correction capability
05/08/2001US6230019 Apparatus and methods for displaying short message transmission state information in mobile radio terminal
05/08/2001US6230015 Picking up of mobile stations from a direct mode channel
05/08/2001US6230013 Diversity handling moveover for CDMA mobile telecommunications
05/08/2001US6230010 Method and apparatus for transmission of analog and digital
05/08/2001US6230009 Method and apparatus for alerting a station in one network of a requested communication from a second network
05/08/2001US6229995 Power control device in radio transmitter
05/08/2001US6229986 Reconfigurable analog channel processor for multibeam satellites
05/08/2001US6229844 Device and method for locating a mobile station in a mobile communication system
05/08/2001US6229843 Pilot adaptive vector correlator
05/08/2001US6229842 Adaptive path selection threshold setting for DS-CDMA receivers
05/08/2001US6229841 Method and apparatus for energy estimation in a wireless receiver capable of receiving multiple instances of a common signal
05/08/2001US6229840 Diversity circuit
05/08/2001US6229824 Method and apparatus for concatenated convolutional endcoding and interleaving
05/08/2001US6229800 Establishing a wireless link between a central terminal and a subscriber terminal of a wireless telecommunications system
05/08/2001US6229797 Circuit for eliminating external interference signals in code division multiple access mobile phone
05/08/2001US6229794 Selective call device and method for monitoring at least two communication systems
05/08/2001US6229792 Spread spectrum communication system
05/08/2001US6229490 Antenna coupler for testing mobile telephones
05/08/2001US6229482 Method and apparatus for interference mitigation for phased-array beam pointing
05/08/2001US6229481 Method of improving quality of radio connection
05/08/2001CA2265208C Diversity antenna system
05/08/2001CA2250646C Adaptive frequency channel assignment based on battery power level in wireless access protocols
05/08/2001CA2224990C Synchronization to pseudo random number sequence with sign ambiguity in communications systems
05/08/2001CA2207965C Radio loop-back test method having improved reliability and a system using the test method
05/08/2001CA2206813C A practical means for dynamic allocation of individual demodulators to a multiplicity of received rf signals
05/08/2001CA2206796C Network entry channel for cdma systems
05/08/2001CA2195489C Introducing processing delay as a multiple of the time slot duration
05/08/2001CA2171998C Fast fading packet diversity transmission method and system
05/08/2001CA2156454C Code division multiple access communication system
05/08/2001CA2075835C Data bus interface apparatus