Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
02/2000
02/15/2000US6026149 Method and apparatus for managing telecommunications
02/15/2000US6026133 Method and apparatus for system clock adjustment
02/15/2000US6026132 Method and apparatus for mitigating the effects of rayleigh fading at low vehicle speeds
02/15/2000US6026117 Method and apparatus for generating complex four-phase sequences for a CDMA communication system
02/15/2000US6026092 High performance fault tolerant switching system for multimedia satellite and terrestrial communications networks
02/15/2000US6026081 Method of controlling power on forward link in a cellular
02/15/2000CA2171029C Slot assign system with each peripheral station pre-assigned
02/15/2000CA2152946C Layer 2 protocol in a cellular communication system
02/15/2000CA2152945C Automatic retransmission request
02/15/2000CA2152943C Enhanced sleep mode in radiocommunication systems
02/13/2000CA2279559A1 A method of changing the encoding level of digital data transmitted between a transmitter and a receiver at a constant rate
02/11/2000CA2279757A1 Multiple user cdma base station modem
02/10/2000WO2000007400A1 Method and system for providing personal base station communications
02/10/2000WO2000007399A1 Apparatus, method of and system for improving capacity in a communications network
02/10/2000WO2000007394A1 Base station device and radio communication method
02/10/2000WO2000007393A1 Features for emergency calling and short messaging system
02/10/2000WO2000007390A1 Call intercept capability in a global mobile satellite communications system
02/10/2000WO2000007389A1 Wireless local loops including horizontally polarized antennas
02/10/2000WO2000007387A1 Information transmission method
02/10/2000WO2000007386A1 Information transmission system
02/10/2000WO2000007377A2 Gated transmission in control hold state in cdma communication system
02/10/2000WO2000007321A2 Method and apparatus for conveying data packets in a communication system
02/10/2000WO2000007318A1 Broadband power management (power banking) within a broadband multi-carrier base station transceiver system
02/10/2000WO2000007315A1 Method and system for determining an estimate of a transmission time of a packet
02/10/2000WO2000007308A1 Testing in an rf communication system
02/10/2000WO2000007307A2 Flexible optical rf receiver
02/10/2000WO2000007306A1 Region based hand-offs in a satellite communication system
02/10/2000WO2000007305A1 Free space combining and diversity antenna system for fixed cellular applications
02/10/2000WO2000007277A1 Self-contained recharging device for portable telephone and/or battery and/or protective case
02/10/2000WO2000007260A2 Method of prioritizing handoff requests in mobile communication system
02/10/2000WO2000007177A1 Communication terminal
02/10/2000WO2000007126A1 Aircraft flight data acquisition and transmission system
02/10/2000WO1999067921A3 Method for digital radio transmission of data from several subscribers
02/10/2000WO1999064974B1 A monitoring system
02/10/2000DE19861108A1 Ermittlung der Dienstgüte von Telekommunikationsdiensten Determining the quality of service of telecommunications services
02/10/2000DE19835051A1 Einrichtung zur Codierung und zur Decodierung von Orten Means for coding and decoding of locations
02/10/2000CA2338622A1 Broadband power management (power banking) within a broadband multi-carrier base station transceiver system
02/10/2000CA2338056A1 Free space combining and diversity antenna system for fixed cellular applications
02/10/2000CA2336636A1 Wireless local loops including horizontally polarized antennas
02/10/2000CA2305263A1 Information transmission method
02/10/2000CA2304791A1 Base station apparatus and radio communication method
02/10/2000CA2304606A1 Information transmission system
02/10/2000CA2279754A1 A time slot including reference symbols used in a cdma type transmission network
02/09/2000EP0978962A1 Transmitting method, receiving method, transmitter, and receiver
02/09/2000EP0978959A1 Management method allowing signalling informations reception in a radio terminal communicating in a TDMA mode with a fixed station
02/09/2000EP0978958A1 Mobile communication method and mobile communication system
02/09/2000EP0978957A1 Method for allocating links between a set of zones and a set of satellites
02/09/2000EP0978956A1 Method for allocating links between a set of zones and a set of satellites
02/09/2000EP0978955A1 Zonal congestion control in a mobile satellite communication system
02/09/2000EP0978954A1 LEO mobile satellite communication system with congestion control
02/09/2000EP0978953A1 Regional limitation for satellite communications
02/09/2000EP0978950A2 Decode circuit for code devision multiple access receiver
02/09/2000EP0978810A2 Intermittent low bandwidth, wireless data network and method of operation thereof
02/09/2000EP0978800A2 Portable electronic banking apparatus
02/09/2000EP0978211A2 Channel selection method in gsm/dcs-based cellular radio network
02/09/2000EP0978208A1 A method of routing a short message and an apparatus for routing a short message
02/09/2000EP0978205A2 Interaction between an adjunct positioning system and a radiocommunication system
02/09/2000EP0978179A2 High rate data transmission using a plurality of low data rate channels
02/09/2000EP0978171A2 A power consumption reduction method in a digital mobile radio system and a mobile radio station
02/09/2000EP0978170A1 Method of and apparatus for controlling transmission power in a communication system
02/09/2000EP0977999A2 Systems and methods for locating remote terminals in radiocommunication systems
02/09/2000CN1244329A Method and device for estimating path loss in radio communication system
02/09/2000CN1244322A Non-coherent six-port receiver
02/09/2000CN1244320A Method, system and mobile communication unit for communicating over multiple channels in wireless communication system
02/09/2000CN1244319A Channel estimating apparatus, and CDMA receiver and transceiver each having the apparatus
02/09/2000CN1244318A Channel allocation methods in communication network and corresponding system
02/09/2000CN1244306A Telephone equipment with rechargeable battery and detection of type of charger used
02/09/2000CN1244300A Method of improving quality of radio connection
02/09/2000CN1244298A Antenna having improved blockage fill-in characteristics
02/09/2000CN1244175A Mixed peroxygen activator compositions
02/09/2000CN1244174A Liquid compositions containing N-Alkyl ammonium acetonitrile salts
02/09/2000CN1244089A Receiving and transmitting device difined by software for wireless communication system
02/09/2000CN1244078A Dynamic fixing method and device for timing parameters of wireless data apparatus
02/09/2000CN1244073A Mobile telephone with identifying unit for communication channel switch
02/09/2000CN1049314C Radio frequency broadcasting systems and methods using two low-cost geosychronous satellites
02/08/2000US6023628 Base stations for TDD telephony and methods for operating the same
02/08/2000US6023616 Satellite broadcast receiver system
02/08/2000US6023615 Method for controlling a diversity receiver apparatus in a radio subscriber unit
02/08/2000US6023612 Modular transmission system and method
02/08/2000US6023610 Communication system including diversity antenna queuing
02/08/2000US6023607 Radio system and a call setup method
02/08/2000US6023606 Method for accounting for user terminal connection to a satellite communications system
02/08/2000US6023605 Dual layer satellite communications system and geostationary satellite therefor
02/08/2000US6023604 Transmission control apparatus and method of earth station for satellite communication
02/08/2000US6023477 System and method of time and frequency synchronization in a radiocommunication system
02/08/2000US6023463 Satellite telephone interference avoidance system
02/08/2000US6023460 Wireless communications system and method using a reusable control channel
02/08/2000CA2163937C Method for channel scanning
02/08/2000CA2153379C Apparatus and method for minimizing the turn on time for a receiver operating in a discontinuous receive mode
02/07/2000CA2275270A1 Intermittent, low bandwidth, wireless data network and method of operation thereof
02/07/2000CA2273782A1 Cdma base station assisted soft handoff
02/07/2000CA2273781A1 Method of operating a portable communication device
02/03/2000WO2000005912A1 Method of allocating resources and allocation scheme therefor
02/03/2000WO2000005902A2 Initial acquisition and frame synchronization in spread spectrum communication system
02/03/2000WO2000005844A1 Method and packet radio system for transmitting modulation and signalling information
02/03/2000WO2000005843A1 Radio communication device for radio packet communication system
02/03/2000WO2000005830A1 Mobile communication system and mobile communication method
02/03/2000WO2000005829A1 Data transmission method, radio network subsystem, and user equipment
02/03/2000WO2000005828A1 Communication system with fast control traffic
02/03/2000WO2000005827A1 Method and device for the antenna selection in a digital telecommunication system