Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 7 - Radio transmission systems, i.e. using radiation field
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
11/2002
11/28/2002US20020176487 Fading pitch measuring apparatus, fading pitch measuring method and portable information terminal using them
11/28/2002US20020176446 Synchronization method and apparatus
11/28/2002US20020176398 Method of allocating communication resources in an MF-TDMA telecommunication system
11/28/2002US20020176397 MF-TDMA telecommunication system and a terminal therefor
11/28/2002US20020176395 User equipment for detecting short codes
11/28/2002US20020176388 Beacon update mechanism
11/28/2002US20020176376 Method of and system for remotely invoking processing tasks at a task processor through voice commands from a terminal device
11/28/2002US20020176364 Interference detection method and interference avoidance system for wireless communication links
11/28/2002US20020176362 Method for retransmitting data through a reverse link in packet data communication system using automatic repeat request
11/28/2002US20020176139 SONET capable millimeter wave communication system
11/28/2002US20020175864 Space diversity slot antennas and apparatus using the same
11/28/2002US20020175856 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris
11/28/2002US20020175855 Autonomous calibration of a wireless-global positioning system
11/28/2002US20020175819 Rescue requesting method in bluetoothTM system
11/28/2002DE10125013A1 Base stations synchronization in radio communication system, involves adjacent base station sending synchronization sequence always in equal time slot
11/28/2002DE10122217A1 Verfahren und Vorrichtung zum Anpassen der Sendeleistung bei einem Time-Division-System A method and apparatus for adjusting transmission power in a Time-Division-System
11/28/2002CA2437736A1 Method and apparatus for transmitting messages in a wireless communication system.
11/27/2002EP1261227A1 Method and apparatus for increased information transfer in a communication system
11/27/2002EP1261226A1 MF-TDMA telecommunication sytem and terminal for such a system
11/27/2002EP1261181A2 Channel estimation for wireless systems with multiple transmit antennas
11/27/2002EP1261176A1 Voice transmission over Bluetooth
11/27/2002EP1261151A1 Resources allocation method in a MF-TDMA telecommunication system
11/27/2002EP1261150A1 Communication system and communication method
11/27/2002EP1261149A1 Mobile radio communicationssystem with reference timing source
11/27/2002EP1261148A1 Method for repeating isofrequency signals and isofrequency signal repeater
11/27/2002EP1261147A1 A method and system for simultaneous bi-directional wireless communication between a user station and first and second base stations
11/27/2002EP1261146A1 Method for updating the SIR target in uplink outer loop power control
11/27/2002EP1261145A1 Downlink transmission power control
11/27/2002EP1261140A2 Interference detection method and interference avoidance system for wireless communication links
11/27/2002EP1260829A1 Autonomous calibration of a wireless-global positioning system
11/27/2002EP1260108A2 Method and apparatus for participating in group communication services in an existing communication system
11/27/2002EP1260062A2 Information gateway system and method
11/27/2002EP1260049A2 A modulation scheme for fdd/tdd transceivers
11/27/2002EP1260037A1 Method, mobile radiotelephone system, and station for determining a timing advance for a connection between two stations
11/27/2002EP1260036A2 Circuit arrangement for carrying out spatial diversity operations with a digital signal receiver
11/27/2002EP1260035A2 Cooperative mobile antenna system
11/27/2002EP1260034A1 Downlink transmit power synchronization during diversity communication with a mobile station
11/27/2002EP1260032A1 Method and apparatus for fast detection of locations of path rays in a rake receiver
11/27/2002EP1260029A2 Receiving station with interference signal suppression
11/27/2002EP1260028A2 Digital wireless basestation
11/27/2002EP1260027A2 Dc-offset correction circuit having a dc control loop and a dc blocking circuit
11/27/2002EP1260017A2 Method and transmission circuit for producing a transmission signal
11/27/2002EP1260016A1 Method and transmission circuit for generating a transmission signal
11/27/2002EP1151428B1 Method and device for obtaining relevant traffic information and dynamic route optimizing
11/27/2002EP1108222B1 System and method for power saving in a wireless telephone with a gps receiver
11/27/2002EP1062645B1 Monitoring system
11/27/2002EP0974230B1 Method of downloading of data to an mpeg receiver/decoder
11/27/2002EP0943195B1 Use of duplex cipher algorithms for satellite channels with delay
11/27/2002EP0907950B1 Encoding mode control method and decoding mode determining apparatus
11/27/2002EP0897649B1 Apparatus and method for transmitting and receiving a signaling message in a communication system
11/27/2002EP0894372B1 Channel-selective repeater for mobile telephony
11/27/2002EP0770289B1 A direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station
11/27/2002EP0746924B1 Digital transmission system with an improved decoder in the receiver
11/27/2002CN1382359A System and method for selecting voice serivce option
11/27/2002CN1382354A Reporting communication link information
11/27/2002CN1382335A Estimation in RAKE receiver of rate of change of channel
11/27/2002CN1382329A Method for synchronizing base stations in mobile communication system
11/27/2002CN1382328A Method for indicating allocation of spread codes in radio communication system
11/27/2002CN1382313A Base station beam sweeping method and apparatus using multiple rotating antennas
11/27/2002CN1381999A Array transmitting method and equipment for broad-band radio communication system
11/27/2002CN1381998A Soft nut-of-range switch over in cellular system using different coding rate
11/27/2002CN1381997A Method and device of high-speed transmission block data
11/27/2002CN1381996A Method for improving performance of adaptive wave beam generator
11/27/2002CN1381992A Method for TV. signal contaning high clarity information equalization at co-channel interference
11/27/2002CN1381964A Fixed user unit for telecommunication
11/27/2002CN1381961A Terminal equipment for CDMA cellular radio network
11/27/2002CN1381957A Automatic gain control circuit and method of direct sequenc spread spectrum receiver
11/27/2002CN1381339A Robot cleaning system using mobile communication network
11/27/2002CN1095309C Method for operating mobile station in radiotelephone system and CDMA radiotelephone
11/27/2002CN1095308C Method of facilitating transmission level measurement and base station
11/27/2002CN1095302C Base station with time-aligned mobile transmitting moments according to distance to base station
11/27/2002CN1095299C Transmission control system capable of carrying pair of multidate transmission through radio group communication
11/27/2002CN1095298C Connection method of CDMA of honeycomb communication system
11/27/2002CN1095296C Pager for removing cross-modulation
11/27/2002CN1095292C Wide-zone beeping business treatment method for wireless beeping system
11/27/2002CN1095258C Circuit apparatus and method for implementation of up-channel from receiver to transmitter in common frequency network
11/27/2002CN1095257C Automatic power control system for code division multiple access (CDMA) communication system
11/27/2002CN1095252C 无线电接收机 Radio receiver
11/26/2002US6487476 Redundant satellite system
11/26/2002US6487426 Self-aligning wireless interface system and method
11/26/2002US6487423 Method and an arrangement in a mobile radio system
11/26/2002US6487420 Adaptive rach power determination for mobile telecommunications user equipment unit
11/26/2002US6487415 Method for initiating call blocking based upon pilot fraction
11/26/2002US6487401 Prepaid wireless telephone account regeneration in a wireless access protocol system
11/26/2002US6487400 Communications device and a method for control of its operation
11/26/2002US6487399 Mobile terminal employing 30kHz/200kHz carrier identification
11/26/2002US6487394 Radio communication device and method of controlling transmission rate
11/26/2002US6487294 Secure satellite communications system
11/26/2002US6487241 Method and apparatus employing cutback probe
11/26/2002US6487237 Spreading code estimating apparatus and spreading code estimating method
11/26/2002US6487208 On-line switch diagnostics
11/26/2002US6487201 Method for managing received data in complex digital cellular terminal
11/26/2002US6487193 Path searched device and CDMA receiver with the same
11/26/2002US6487192 Frequency control method in a CDMA communication system for preventing deterioration in communication quality despite failure to control of transmission power in a mobile station
11/26/2002US6487191 Power control apparatus and method with interference reduction during soft handoff in CDMA cellular communication systems
11/26/2002US6487190 Efficient multichannel filtering for CDMA modems
11/26/2002US6487188 Radio communication system, mobile station apparatus, base station apparatus, and transmission power control method
11/26/2002US6487187 Random access control channel gain control and time slot recovery for remote in-band translator in time division multiple access wireless system
11/26/2002US6487185 Frame erasure for digital data transmission systems
11/26/2002US6487183 Activity based resource assignment medium access control protocol
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