Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
01/1996
01/17/1996CN1115140A Portable field strength detector capable of correcting frequency deviation contained in field strength detected value
01/16/1996US5485520 Automatic real-time highway toll collection from moving vehicles
01/16/1996US5485486 Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
01/16/1996US5485485 Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites and hemispherical coverage antennas
01/16/1996US5485464 Communication protocol for a high data rate satellite communication system
01/16/1996CA2074800C Local oscillating frequency synthesizer for use in a tdma system
01/16/1996CA2046675C Mobile radio communication system
01/11/1996WO1996001013A1 Spread-spectrum changeable base station
01/11/1996WO1996001012A1 A method and apparatus for identifying a coded communication signal
01/11/1996WO1996001004A1 Compensation for multi-path interference using pilot symbols
01/11/1996WO1996000991A1 Phased array spread spectrum system and method
01/11/1996WO1995034154A3 Method for synchronizing subscriber equipments, a base station and a subscriber equipment
01/11/1996CA2193659A1 Compensation for multi-path interference using pilot symbols
01/11/1996CA2167709A1 A method and apparatus for identifying a coded communication signal
01/10/1996EP0691058A1 Self-diagnostic system for cellular-transceiver systems
01/10/1996EP0691053A1 Tdma communication system
01/10/1996EP0677223A4 Automatic retransmission request.
01/10/1996CN1114851A Radio system and a subscriber terminal for a radio system
01/10/1996CN1114850A Method for digital semi-duplex transmission
01/10/1996CN1114849A Transcoding and transdecoding unit, and method for adjusting the output thereof
01/10/1996CN1114816A Selector bank subsystem structure and data transmitting method of code division multiple access system
01/10/1996CN1114815A Virtual mobile location area
01/10/1996CN1114808A Data demodulation circuit and method for spread spectrum communication
01/10/1996CN1030676C Communication system for mining vertical shaft
01/09/1996US5483693 Combining antenna element signals
01/09/1996US5483682 Apparatus for controlling an efficiency control signal to be supplied to a power amplification circuit in a time division multiple access mode
01/09/1996US5483677 Radio system with measurement and adjustment of transfer delay
01/09/1996US5483676 Mobile radio data communication system and method
01/09/1996US5483667 Frequency plan for a cellular network
01/09/1996US5483665 Simulcast satellite paging system with over lapping paging reception locales
01/09/1996US5483664 Cellular communications with scheduled handoffs
01/09/1996US5483662 Spade signal receiving station
01/09/1996US5483557 Channel equalisation in particular for fading channels
01/09/1996US5483554 Modulator especially for digital cellular telephone system
01/09/1996US5483551 Transceiver apparatus
01/09/1996US5483550 Mobile cellular radio systems
01/09/1996US5483537 Method for allocating a timeslot within a frame to a mobile entering a communications cell and base transceiver station implementing this method
01/09/1996US5483529 Data recovery device
01/09/1996CA2069488C Paging system employing designated frame commencing information service data message transmission
01/04/1996WO1996000484A1 Intra-cell handover with antenna arrays
01/04/1996WO1996000466A1 Adaptive sectorization in a spread spectrum communication system
01/04/1996WO1996000465A1 Paging method and apparatus
01/04/1996WO1995032589A3 Establishment of a call in a mobile communication system
01/04/1996DE4421643A1 Antenna Diversity-Funksendeanordnung und -Funkempfangsanordnung für Telekommunikationssysteme mit einer blockorientierten Übertragung von Funknachrichten Antenna diversity radio transmitter arrangement and -Funkempfangsanordnung for telecommunication systems with a block-oriented transmission of radio messages
01/03/1996EP0690643A2 Base stations arrangement for zone covering radio network
01/03/1996EP0690642A1 System containing a radiotelephone and a modulator/demodulator and method for setting up a wireless data-connection
01/03/1996EP0690637A2 Method and system for providing a digital wireless local loop
01/03/1996EP0690593A2 Transmitter and receiver for use in TDMA/TDD mobile radio communications systems having loopback test facilities
01/03/1996EP0690590A1 Communication apparatus for TDMA system with transmission of speech and control data
01/03/1996EP0690589A2 Apparatus for interference compensation in a digital microwave relay system
01/03/1996CN1114521A Method and apparatus for power estimation in a communication system
01/03/1996CN1114520A Apparatus for automatically controlling gain, communication apparatus, and method for automatically controlling gain
01/03/1996CN1114519A Method for supervising base station radio channels
01/03/1996CN1114491A Microcomputer-based carrier detection system for a cordless telephone
01/03/1996CN1114477A Double-frequency beeper
01/02/1996US5481592 System for automatically completing calls to mobile telephone subscribers
01/02/1996US5481572 Method of and apparatus for reducing the complexitiy of a diversity combining and sequence estimation receiver
01/02/1996US5481571 Method and apparatus for switching between radio frequency circuits
01/02/1996US5481570 Block radio and adaptive arrays for wireless systems
01/02/1996US5481569 Optimizing the analog bit function in a diversity radio receiver by varying the relative attenuation level between two channels after optimizing the relative phase between the two channels
01/02/1996US5481565 Method for identifying symbols
01/02/1996US5481561 Fully meshed CDMA network for personal communications terminals
01/02/1996US5481546 Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
01/02/1996US5481539 Datagram communication service over a cellular telephone network
01/02/1996US5481533 Hybrid intra-cell TDMA/inter-cell CDMA for wireless networks
01/02/1996US5481258 Paging system
01/02/1996US5481249 Bidirectional communication apparatus for transmitting/receiving information by wireless communication or through a power line
12/1995
12/28/1995WO1995035639A2 Transceiver handlers load sharing
12/28/1995WO1995035637A2 Data transmission method, base station, and subscriber terminal
12/28/1995WO1995035612A2 Communication network
12/28/1995WO1995035603A1 Arrangement for radio system with short range
12/28/1995WO1995035602A2 Radiocommunication system using geostationary and non-geostationary satellites
12/28/1995WO1995035601A1 Communications system
12/28/1995WO1995035600A1 Aerial diversity radio receiving arrangement for telecommunication systems with block-oriented radio information transmission
12/28/1995WO1995032558A3 A method for improving connection quality in a cellular radio system, and a base station
12/28/1995CA2193474A1 Radiocommunication system using geostationary and non-geostationary satellites
12/27/1995EP0689303A1 TDMA mobile communication system with simultaneous communication between base and mobiles at a first frequency and between mobiles at a second one
12/27/1995EP0689302A1 Control signal for receivers, device for synchronisation and equalisation, method for synchronisation and receivers therefor
12/27/1995EP0689301A1 System of omnidirectional antennae having angular and polarisation diversity
12/27/1995EP0689299A2 Portable radio unit and antenna gain switching method thereof
12/27/1995EP0689149A1 Non-contacting information cards
12/27/1995EP0689062A1 Method for radio positioning of a mobile using a satellite, apparatus for radio positioning, and method for corresponding emission
12/27/1995EP0688482A1 A cellular/satellite communications system with improved frequency re-use
12/27/1995EP0688479A1 Method of transmitting and receiving power control messages in a cdma cellular radio system
12/27/1995EP0688454A1 Multi-mode identification system
12/27/1995EP0679304A4 Enhanced sleep mode in radiocommunication systems.
12/27/1995EP0677222A4 Layer 2 protocol in a cellular communication system.
12/27/1995EP0674823A4 Path gain estimation in a receiver.
12/27/1995EP0584248A4 Dual mode transmitter and receiver
12/27/1995CN1114128A A method for selecting a channel in a mobile radio system and a base station in a mobile radio system
12/27/1995CN1114127A Mobile communication method and mobile receiver
12/27/1995CN1114125A Apparatus for storing messages in a cellular mobile terminal
12/27/1995CN1114092A Wireless direct sequence -spread spectrum digital crllular telephone system
12/26/1995US5479486 Cordless telephone set having a warning signal representing that a storage battery is not being charged
12/26/1995US5479479 Method and apparatus for transmission of and receiving signals having digital information using an air link
12/26/1995US5479478 Method and system for pull communication
12/26/1995US5479475 Method and system for providing communication between standard terminal equipment using a remote communication unit
12/26/1995US5479453 Wireless telecommunication digital receiver
12/26/1995US5479448 Method and apparatus for providing antenna diversity
12/26/1995US5479447 Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines