Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
10/2004
10/13/2004CN1171403C Method and device for estimating transmission channel characteristics
10/13/2004CN1171402C Method and device for synchronising mobile radiotelephone receiver with frame structure of radio signal
10/13/2004CN1171400C Data transmission method and radio link system
10/13/2004CN1171399C Method of directional reception using array antenna, and adaptive array antenna unit
10/13/2004CN1171395C Radio device and method of calibration of antenna directivity
10/13/2004CN1171352C Radio Transmitter and transmission directivity adjusting method
10/13/2004CN1170731C Broadcast receiving terminal
10/12/2004US6804772 Dynamic field patchable microarchitecture
10/12/2004US6804542 Sleep modes in peer-to-peer communications
10/12/2004US6804540 Remote band-pass filter in a distributed antenna system
10/12/2004US6804531 Closed loop power control with adjustable width based on channel quality
10/12/2004US6804530 Method and apparatus for detection of forward and reverse DTX mode of operation detection in CDMA systems
10/12/2004US6804528 Apparatus and method for use in the multicast of traffic data in wireless multiple access communications systems
10/12/2004US6804520 Temporary service interruption for high speed data transfer
10/12/2004US6804519 Forward link inter-generation soft handoff between 2G and 3G CDMA systems
10/12/2004US6804516 Information system for a traveler information service and method for providing the service
10/12/2004US6804515 Transportable infrastructure for airborne cellular system
10/12/2004US6804514 Global dual terminal low earth orbit communications system
10/12/2004US6804512 Method for conformance testing of radio communication equipment
10/12/2004US6804498 Method for influencing the level of a radio-frequency transmitted signal in a base station in a fixed radio network
10/12/2004US6804493 Mobile surface terminal communication system
10/12/2004US6804492 High volume uplink in a broadband satellite communications system
10/12/2004US6804491 Mobile communication system and repeater used in the mobile communication system
10/12/2004US6804315 Method for establishing a communication link
10/12/2004US6804314 Synchronism judgment apparatus and communication system
10/12/2004US6804312 Methods and systems for spatial processing
10/12/2004US6804311 Diversity detection for WCDMA
10/12/2004US6804310 Decision feedback loop apparatus and method for channel estimation and de-rotation using burst pilot bits
10/12/2004US6804289 Wireless communication system and method of controlling same
10/12/2004US6804264 Pilot signals for synchronization and/or channel estimation
10/12/2004US6804219 Data transmitting method in a CDMA system
10/12/2004US6804218 Method and apparatus for improved detection of rate errors in variable rate receivers
10/12/2004US6804216 Code division multiple access communication method using dynamic code assignment, and a base station performing the method
10/12/2004US6804214 System and method for implementing multiple carriers in cellular networks
10/12/2004US6804212 Method and arrangement for establishing a connection between a base station and mobile station
10/12/2004US6804211 Frame structure for an adaptive modulation wireless communication system
10/12/2004US6804210 Method and apparatus for signal combining in a high data rate communication system
10/12/2004US6804209 Wireless communication control method and wireless transmission apparatus
10/12/2004US6804208 Method and device for establishing communication links with parallel scheduling operations in a communication system
10/12/2004US6804207 Transmitting station for wireless telephone system with diversity transmission and method
10/12/2004US6804206 Radio communication system
10/12/2004US6804192 OFDM/DMT digital communications system including partial sequence symbol processing
10/12/2004US6803879 Correction data signal diplexing onto the AM band
10/12/2004US6803810 Semiconductor device and portable terminal equipment
10/12/2004US6803496 Method for maintaining or improving skin health
10/12/2004CA2399076C Method and apparatus for achieving 180· phase invariant transmission in a pcm modem system
10/12/2004CA2354748C On-vehicle radio communication equipment, a dedicated short range communication system, and on-vehicle radio communication method
10/12/2004CA2317787C Method for reconnection of a dropped call in mobile communication system
10/12/2004CA2299680C Supplemental satellite communication enhancement techniques
10/12/2004CA2294909C System and method for determining a handoff target base station in a mobile communication system
10/07/2004WO2004086804A1 Communication terminal device and radio communication method
10/07/2004WO2004086794A1 A random access method of tdd system
10/07/2004WO2004086781A1 Method of asking for area restricted location information in location service
10/07/2004WO2004086776A2 Co-channel wireless communication methods and systems using nonsymmetrical alphabets
10/07/2004WO2004086736A1 Method and apparatus for calculating whether power level is sufficient for data transfer
10/07/2004WO2004086730A2 Phase sweeping methods for transmit diversity and diversity combining in bts sector extension and in wireless repeaters
10/07/2004WO2004086705A1 Method and apparatus for processing multiple common frequency signals through a single cable using circulators
10/07/2004WO2004086700A1 Delivery policy tool
10/07/2004WO2004086690A1 Wireless gateway
10/07/2004WO2004086683A1 Information processing device and information processing method, recording medium, and program
10/07/2004WO2004086679A1 Method for activation and deecitation in location service
10/07/2004WO2004086669A1 Method and apparatus for signal detection
10/07/2004WO2004086660A1 A method about data tranmission of a tdd mobile communication system
10/07/2004WO2004086654A1 Apparatus for processing digital if signals capable of detecting jamming signals
10/07/2004WO2004086653A1 Random access control method, base station, and terminal device
10/07/2004WO2004086652A1 Method and apparatus for processing multiple common frequency signals through a single cable
10/07/2004WO2004086651A1 Power saving in a transmitter
10/07/2004WO2004086650A1 A method for determining reference power in the downlink power balance technology in the case of soft hand-off
10/07/2004WO2004086649A1 Method and system for power control during the traffic channel initialization period in a cdma network
10/07/2004WO2004086648A1 Method for storing and running application program in flash-rom
10/07/2004WO2004086647A2 Method of improving power control in a mobile radiocommunication system
10/07/2004WO2004086642A1 Apparatus for selecting cdma reverse link signal
10/07/2004WO2004086332A1 Method for providing vehicle information, system for providing vehicle information, information terminal and center
10/07/2004WO2004086176A2 Satellite assisted push-to-send radioterminal systems and methods
10/07/2004WO2004086081A2 A method and device to improve mobile positioning by using a second frequency source
10/07/2004WO2004084614A2 Method and device for establishing communication links and estimating quality and reporting to olsr in a system
10/07/2004WO2004062301A3 Detection and correction of channel swap in spatial division multiple access systems
10/07/2004WO2004042956A3 Processing diversity signals using a delay
10/07/2004WO2004039027A3 Multicarrier transmission using a plurality of symbol lengths
10/07/2004WO2003069922A3 Layered sim card and security function
10/07/2004US20040199850 Error processing apparatus and method for wireless communication system
10/07/2004US20040199835 Reception device for evaluating the performance of the paths via which receives signals originating from one and the same soooource and method therefore
10/07/2004US20040199831 Work machine maintenance system
10/07/2004US20040199814 Power control method and apparatus using control information in mobile communication system
10/07/2004US20040199432 Information processing system
10/07/2004US20040199379 Method for employing interference canceling with predetection combiners
10/07/2004US20040198473 Wireless telephone antenna diversity system
10/07/2004US20040198469 Radio network system
10/07/2004US20040198467 System and method for reducing power consumption in a wireless communications network
10/07/2004US20040198458 Portable information terminal
10/07/2004US20040198452 Array receiver with subarray selection
10/07/2004US20040198450 Multi-channel demodulation with blind digital beamforming
10/07/2004US20040198434 Wireless communication device
10/07/2004US20040198422 Portable telephone device and external a dapter connected by a short-range wireless link
10/07/2004US20040198420 RF front-end of dual-mode wireless transciver
10/07/2004US20040198410 Radio heads and methods and systems for communicating data between radio heads
10/07/2004US20040198409 Wireless digital key telephone system
10/07/2004US20040198408 Method and apparatus for setting pilot signal transmit powers
10/07/2004US20040198407 Low power interference signal code power (iscp) measurement
10/07/2004US20040198406 Controlling multiple modems in a wireless terminal using energy-per-bit determinations