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)
12/1999
12/28/1999US6009085 Arrangement for the synchronization of the radio transmission in a radiotelephone subscriber connection network
12/28/1999US6008760 Cancellation system for frequency reuse in microwave communications
12/28/1999US6008758 Method and apparatus for Doppler compensation in a satellite communications system
12/28/1999US6008706 Wide band contiguous multiplexer having a contiguous diplexer
12/28/1999US6007027 Method and apparatus for early service using phased satellite depolyment
12/28/1999CA2162332C Variable transmission bit rate discrimination method and apparatus
12/28/1999CA2158391C Apparatus for and method of broadcast satellite network return-link signal transmission
12/28/1999CA2152810C Embedded transmission line coupler for radio frequency signal amplifiers
12/28/1999CA2143592C Techniques for expeditiously predicting electromagnetic wave propagation
12/28/1999CA2141402C Portable radio communication device
12/23/1999WO1999066755A1 Method of sending time slots in base station system and such a system
12/23/1999WO1999066754A1 Method, apparatus, and system for fast base station synchronization and sector identification
12/23/1999WO1999066747A2 Headline hyperlink broadcast service and system
12/23/1999WO1999066746A2 A method for delivering messages in a wireless communications system using the same protocol for all types of messages
12/23/1999WO1999066744A1 Power control device and method for mobile communication system
12/23/1999WO1999066743A1 Forward link power control device and methods for a mobile communication system supporting transmission diversity
12/23/1999WO1999066719A1 Techniques for intelligent video ad insertion
12/23/1999WO1999066663A1 State synchronizing method and device of base and mobile station in cdma system
12/23/1999WO1999066662A1 Method and system for connectionless communication in a cell relay satellite network
12/23/1999WO1999066659A1 Method for communicating a cellular radio and satellite communication terminal, and terminal for implementing said method
12/23/1999WO1999066658A1 Method and device for quantizing the input to soft decoders
12/23/1999WO1999066657A1 Device and method for communicating power control signals in mobile communication system
12/23/1999WO1999066656A1 Method and system for regulating the transmission power of a mobile station of a mobile radio system
12/23/1999WO1999066649A1 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
12/23/1999WO1999066645A2 Quadriphase spreading codes in code division multiple access communications
12/23/1999WO1999066644A2 Device and method for controlling transmission power of punctured frame
12/23/1999WO1999066643A2 Device and method for measuring non-orthogonal noise power for cdma communication system
12/23/1999WO1999066587A1 Multiband vehicle antenna
12/23/1999WO1999066586A2 Device and method for controlling channel access by access slot reserving in a mobile communication system
12/23/1999WO1999066455A2 Roadside control device for a toll apparatus installed in a motor vehicle
12/23/1999WO1999053629A3 Method and system for controlling the transmission power of certain parts of a radio transmission
12/23/1999WO1999053628A3 Data communication and radio system
12/23/1999CA2335706A1 Headline hyperlink broadcast service and system
12/23/1999CA2335136A1 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
12/23/1999CA2335021A1 Method and system for connectionless communication in a cell relay satellite network
12/23/1999CA2295795A1 Separate antennas for common channel signals and spread signals
12/23/1999CA2275384A1 Proportional diversity radio receiver system
12/23/1999CA2275114A1 Diversity radio system with rds
12/22/1999EP0966171A2 Method for using radio measurement equipment and device therefor
12/22/1999EP0966144A2 Apparatus method and system for providing information to a called party in multiple leg telecommunication sessions
12/22/1999EP0966143A2 Apparatus method and system for controlling the start of alerting of multiple leg telecommunication sessions
12/22/1999EP0966142A2 Apparatus method and system for controlling secondary treatment by a distant switch for multiple leg telecommunication sessions
12/22/1999EP0966139A2 Portable communication device and a method of transmitting information
12/22/1999EP0966138A2 A portable communication device and a method of generating E-mail messages
12/22/1999EP0966125A1 Method and apparatus for improving capacity in a radio communications system
12/22/1999EP0966124A2 Method and system for transmission and reception of punctured convolutionally encoded data
12/22/1999EP0966119A2 Method and device for measuring field strenght of received signal in time-division multiple access
12/22/1999EP0966116A2 Apparatus, and associated method, for synchronizing a mobile station in a radio communication system
12/22/1999EP0966115A2 A tranceiver for wireless communication
12/22/1999EP0966114A2 Transmission power control for use in a transmitting apparatus in a CDMA communication system
12/22/1999EP0966113A1 Method and apparatus for performing equalisation in a radio receiver
12/22/1999EP0966110A2 Finger receiver unit capable of tracking a quick variation of a delay profile
12/22/1999EP0966099A1 A power amplifier system using transform combiners
12/22/1999EP0966098A1 A power sharing amplifier with transform combining networks
12/22/1999EP0965959A1 A method of using a portable communication device
12/22/1999EP0965941A2 Electronic banking device
12/22/1999EP0965940A2 Electronic banking device
12/22/1999EP0965939A2 Electronic banking device
12/22/1999EP0965938A2 Portable communication device
12/22/1999EP0965933A2 Shelf talker management system and method
12/22/1999EP0965237A1 Method for transferring operating parameters from a control center to a locally limited wireless telecommunications system and a corresponding wireless telecommunications system
12/22/1999EP0965203A2 Cellular communication system with mobile stations acting as relay stations
12/22/1999EP0965191A1 Radio apparatus with adjustable reception quality
12/22/1999EP0965188A1 Method and apparatus for generating complex four-phase sequences for a cdma communication system
12/22/1999EP0965187A1 A radio communication system selectively using multicast with variable offset time
12/22/1999EP0965186A1 Transmission timing offset method for ds-cdma mobile telephone systems
12/22/1999EP0965185A1 A local-area information offering system and a local-area information receiver for the system
12/22/1999EP0965184A2 System and method for data link synchronization
12/22/1999EP0965183A1 A circuit and method for controlling the power used by a portable radiotelephone
12/22/1999EP0965182A2 Method and apparatus for performing a fast downward move in a cellular telephone forward link power control system
12/22/1999EP0965177A2 A multi-user communication system architecture with distributed transmitters
12/22/1999EP0965112A1 Reprogrammable remote sensor monitoring system
12/22/1999CN2355380Y Remote control switch for electric appliances and power supply
12/22/1999CN1239633A Dual mode portable telephone unit
12/22/1999CN1239631A Carrier sensor
12/22/1999CN1239615A Method and appts. for generating complex four-phase sequences for CDMA communication system
12/22/1999CN1239614A Method for synchronizing transaction identifiers in mobile satellite communication system
12/22/1999CN1239613A 移动通信系统 The mobile communication system
12/22/1999CN1239612A Determination of frequency offsets in communication systems
12/22/1999CN1239611A Global channel power control to minimie spillover in wireless communication environment
12/22/1999CN1239610A Method and device for increasing anti-interference of receiver
12/22/1999CN1239550A Unambiguous position determination method using two low-earth orbit satellites and system using this method
12/22/1999CN1239549A Passive position determination using two low-earth orbit satellites
12/22/1999CN1239391A Method for determining execution time of inter-frequency hard handoff and establishing hard handoff environment
12/22/1999CN1239390A CDMA handoff arrangement for mobile station encountering sudden field strength variations at boundary of adjacent cells
12/22/1999CN1239388A Multi-band mobile telecommunications station
12/22/1999CN1239386A Method of transmitting datas and radio communicating system
12/22/1999CN1239385A Method for direct communication between handsets
12/22/1999CN1239364A Apparatus and methods for determining rate of transmitted variable rate data
12/22/1999CN1239361A Route estimating device and communication terminal device
12/22/1999CN1239360A Transfer method and mobile wireless transceiver
12/22/1999CN1239358A Finger receiver unit capable of tracking quick variation of delay profile
12/22/1999CN1047714C Cellular type far distance communication system with cell range after cell extension relative to normal range cell
12/22/1999CN1047713C Communication network, method of establishing connection, and appts. and registration procedure in such network
12/22/1999CN1047705C Method of rearranging channels
12/22/1999CN1047704C 接收机 Receiver
12/21/1999US6006116 Time-division radio that is powered by a low-power energy source
12/21/1999US6006113 Radio signal scanning and targeting system for use in land mobile radio base sites
12/21/1999US6006112 Transceiver with RF loopback and downlink frequency scanning
12/21/1999US6006109 Wireless data communication system using a microphone/headphone jack of a portable phone
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