Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
05/2002
05/22/2002EP1206851A1 Synchronization deviation detection
05/22/2002EP1206850A1 Frame based system information transmission
05/22/2002EP1206849A1 Method for synchronizing base stations in a mobile communication system
05/22/2002EP1206848A1 Communication between a fixed network and a movable network with means for suspending operation of the moveable network
05/22/2002EP1206847A1 Method and arrangement for power amplification in a basestation
05/22/2002EP1206844A1 A method and a device for improving the capacity of a GSM base station
05/22/2002EP1206843A1 Adaptive channel estimation in a wireless communication system
05/22/2002EP1206766A1 Location-related wap traffic jam map by associating map excerpts in a traffic information center
05/22/2002EP1206755A1 Remote ordering device
05/22/2002EP1097571A4 Apparatus and method for processing signals selected from multiple data streams
05/22/2002EP0960451B1 Method and apparatus for directional radio communication
05/22/2002EP0925706B1 Immediate channel assignment in a wireless system
05/22/2002EP0615347B1 Adaptative equalizing receiver and maximum likelihood sequence estimation receiver
05/22/2002EP0536334B1 System and method for generating signal waveforms in a cdma cellular telephone system
05/22/2002CN1350763A Method and apparatus for setting up a communication with a target base station in a cellular or corldess mobile telecommunications system
05/22/2002CN1350762A Systems and methods for communicating messages to disadvantaged mobile user terminals
05/22/2002CN1350755A 移动通信终端 The mobile communication terminal
05/22/2002CN1350734A A method for noise energy estimation m TDMA systems
05/22/2002CN1350733A Method and apparatus for maximizing the use of available capacity in a communicaltion system
05/22/2002CN1350732A Transmit diversity method and system
05/22/2002CN1350731A Method for transmitting signals from a plurality of base stations to a mobile station
05/22/2002CN1350730A Adaptive power control in a radio communications system
05/22/2002CN1350729A Method and apparatus for automatically controlling frequency and demodulation device
05/22/2002CN1350728A Method for controlling transmission power
05/22/2002CN1350726A Method for synchronising the frequency in a wireless telephone system, anddevice for carrying out said method
05/22/2002CN1350721A Method and apparatus for symbol-estimation in a received signal
05/22/2002CN1350672A A protable telephone and a method of switching power on
05/22/2002CN1350414A Mobile phone, mobile phone system and base station therefor
05/22/2002CN1350412A 移动通信终端 The mobile communication terminal
05/22/2002CN1350408A Radiuo urer calling control system and method in personal hand-held phone system base station
05/22/2002CN1350406A Bump interconnected decoding equalizer
05/22/2002CN1350403A Communication method in wireless communication system
05/22/2002CN1350380A Expanded symbol synchronizing method, receiving apparatus and mobile station
05/22/2002CN1350378A System and method for managing power consumption in main station driving time-division duplex radio network
05/22/2002CN1350376A Method of raising channel estimation accuracy in radio mobile communication system
05/22/2002CN1350375A Household information education server
05/22/2002CN1350373A Portable automatic tourist guide playback device and method
05/22/2002CN1350372A Short-distance wireless continuous communication method and system
05/22/2002CN1350371A Multi waveband portable wireless terminal
05/22/2002CN1350348A Apparatus and method for controlling directivity of transmitting antenna
05/22/2002CN1085481C Telephone having a speech band limiting function
05/22/2002CN1085478C Output control unit of mobile communication system and its controlling method
05/22/2002CN1085476C Methods for assigning subscriber units to visited gateways
05/22/2002CN1085452C Method of controlling transmitting power of base station in CDMa mobile communicaltion
05/22/2002CN1085451C Synchronous trap circuit in CDMA communication
05/22/2002CN1085449C Diversity gain controlled cell-site transmission to prevent traffic from propagating beyond reachable extent of control signals
05/21/2002US6393548 Variable 16 or 32 bit PCI interface which supports steering and swapping of data
05/21/2002US6393307 Method for displaying status of radio terminal
05/21/2002US6393303 Method and apparatus for directional radio communication
05/21/2002US6393297 Method of remotely controlling an external appliance by a mobile radio phone system providing short message service
05/21/2002US6393295 Dual event slotted paging
05/21/2002US6393281 Seamless hand-off for air-to-ground systems
05/21/2002US6393280 Radio interface unit and method of controlling multiple/single mode thereof in wireless local loop network system
05/21/2002US6393276 Mobile station assisted forward link open loop power and rate control in a CDMA system
05/21/2002US6393257 Wireless communications receiver and decoder for receiving encoded transmissions, such as transmissions using turbo codes, and estimating channel conditions
05/21/2002US6393255 Satellite antenna pointing system
05/21/2002US6393071 Circuit and method of identifying a burst frequency
05/21/2002US6393049 Two-stage synchronization of spread-spectrum signals
05/21/2002US6393047 Quadriphase spreading codes in code division multiple access communications
05/21/2002US6393046 Spread spectrum receiver with multi-bit correlator
05/21/2002US6393030 Method for maximizing cellular capacity in muti-media CDMA system
05/21/2002US6393021 Integrated multiport switch having shared data receive FIFO structure
05/21/2002US6393014 Method and system for providing data communication with a mobile station
05/21/2002US6393013 CDMA mobile communication system and communication method
05/21/2002US6393010 Time offset technique for increasing the capacity of a CDMA system
05/21/2002US6393009 Method for managing trunk status of a CDMA mobile communication exchange
05/21/2002US6393005 Method of controlling transmitting power of a base station in a CDMA mobile communication system
05/21/2002US6393003 Semi-soft handoff method that uses multiple common frequency
05/21/2002US6393002 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
05/21/2002US6393001 Satellite communication system, routing method for the system and storage device with program of the routing
05/21/2002US6393000 Communication method and apparatus with transmission of a second signal during absence of a first one
05/21/2002US6392988 Transmitter architecture employing space time spreading and orthogonal transmit diversity techniques
05/21/2002US6392697 Digital still camera
05/21/2002US6392596 Single-port weighting systems for GPS reception in multiple-interference environments
05/21/2002US6392595 Method and apparatus for directional radio communication
05/21/2002US6392590 Positioning device and method capable of reducing the amount of operation
05/21/2002CA2363193A1 Oscillation prevention circuit
05/21/2002CA2231202C Broadband telecommunications system
05/21/2002CA2223781C Packet data transmission in code-division multiple access communication systems
05/21/2002CA2212817C Method and apparatus for adaptively selecting a communication strategy in a selective call radio communication system
05/17/2002CA2363294A1 Process for increasing the rate of transmission in a data and voice telecommunications system
05/16/2002WO2002039774A1 Method for allocating radio resources to mobile stations, telecommunications network and mobile station
05/16/2002WO2002039763A1 A system and method for wireless data transmission
05/16/2002WO2002039761A2 Context aware wireless communication device and method
05/16/2002WO2002039686A1 A channel estimating method and apparatus thereof
05/16/2002WO2002039679A1 System control through portable devices broadcasting inquiry messages with an additional data field
05/16/2002WO2002039633A1 Diversity receiver and orthogonal frequency division multiplexed signal receiving method
05/16/2002WO2002039626A1 Desired wave/interference power ratio measuring circuit and desired wave/interference power ratio measuring method
05/16/2002WO2002039623A1 Apparatus and method for transmitting tfci used for dsch in a w-cdma mobile communication system
05/16/2002WO2002039622A1 Random access channel access apparatus for mobile satellite communication system and method therefor
05/16/2002WO2002039621A1 Method and apparatus in a wireless communication system for facilitating detection of, and synchronization with, a predetermined synchronization signal
05/16/2002WO2002039620A1 Time division protocol for an ad-hoc, peer-to-peer radio network
05/16/2002WO2002039619A1 Dynamic resource management systems
05/16/2002WO2002039618A2 Fast forward link power control for cdma system with diversity transmission
05/16/2002WO2002039617A1 Method and apparatus for downlink power control in radio communication systems employing virtual cells
05/16/2002WO2002039616A2 Virtual geostationary satellite constellation and method of satellite communications
05/16/2002WO2002039614A2 Device and method for performing synchronization in a radio communications system
05/16/2002WO2002039612A2 Channel structure of a radio communication system
05/16/2002WO2002039609A1 Method and apparatus for controlling signal power level in a communication system
05/16/2002WO2002039608A1 Rake receiver apparatus and receiving method