Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
08/2001
08/15/2001CN1308383A Method of improving tracking speed of satellite antenna
08/15/2001CN1307990A Vehicle communicatino equipment
08/15/2001CN1069807C Method for supervising base station radio channel
08/15/2001CN1069798C Method for a radio communication system
08/15/2001CA2335207A1 Enhanced satellite data terminal
08/15/2001CA2330176A1 Mobile radio telecommunication system with improved uplink resource allocation
08/14/2001US6275715 Transmission power restriction
08/14/2001US6275709 Arrangement for improving availability of services in a communication system
08/14/2001US6275691 Method for managing data in digital cellular system
08/14/2001US6275679 Secure communication using array transmitter
08/14/2001US6275678 Method and apparatus for determining an operating point of a non-linear amplifier of a communication channel
08/14/2001US6275677 Method and apparatus for managing a constellation of satellites in low earth orbit
08/14/2001US6275552 Method and system for data communications using synchronizing signals of different data length
08/14/2001US6275543 Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
08/14/2001US6275525 Enhanced method for adaptive equalization technique in mobile wireless systems
08/14/2001US6275521 Demodulating apparatus and demodulating method
08/14/2001US6275518 Frequency hopping radio LAN system and frequency hopping control method
08/14/2001US6275496 Content provider for pull based intelligent caching system
08/14/2001US6275486 Adaptive resource allocation scheme for a fixed wireless access communications system
08/14/2001US6275485 Noise characterization in a wireless communication system
08/14/2001US6275484 Methods and apparatus for increasing the uplink gain for a CDMA base station
08/14/2001US6275483 Fast and accurate identification of spread spectrum signals
08/14/2001US6275480 Fast associated control channel coding for speech channel
08/14/2001US6275479 Multiplexed power amplifiers for satellite communication system
08/14/2001US6275478 Methods and apparatuses for fast power control of signals transmitted on a multiple access channel
08/14/2001US6275476 Method of addressing messages and communications system
08/14/2001US6275475 System and method for maintaining spectral capacity in time division duplex (TDD) systems
08/14/2001US6275188 Nulling direct radiating array
08/14/2001US6275187 System and method for directing an adaptive antenna array
08/14/2001US6275186 Device and method for locating a mobile station in a mobile communication system
08/14/2001US6275184 Multi-level system and method for steering an antenna
08/14/2001CA2330985A1 Mobile to mobile digital wireless connection having enhanced voice quality
08/14/2001CA2240884C Delay line antenna array system and method thereof
08/14/2001CA2214061C Differential psk signalling in cdma networks
08/14/2001CA2045211C Method for regulating power in a digital mobile telephony system
08/09/2001WO2001058194A1 Method and apparatus for simulating and planning of wireless position location networks
08/09/2001WO2001058192A1 Sim toolkit application service detection
08/09/2001WO2001058191A2 Interface between modem and subscriber interface module (sim)
08/09/2001WO2001058186A1 A messaging applications router
08/09/2001WO2001058072A1 Single-carrier/ds-cdma packet transmitting method, uplink packet transmitting method in multicarrier/ds-cdma mobile communication system, and structure of downlink channel in multicarrier/ds-cdma mobile communication system
08/09/2001WO2001058061A1 Real-time transceiver gain and path loss calibration for wireless systems
08/09/2001WO2001058059A1 Method and apparatus for achieving 180° phase invariant transmission in a pcm modem system
08/09/2001WO2001058054A1 Scheduling apparatus and method for packet data service in a wireless communication system
08/09/2001WO2001058052A1 A communication system transmit power control method
08/09/2001WO2001058051A1 Synchronised fdma/tdma satellite telecommunication method using a large number of carriers
08/09/2001WO2001058050A1 Satellite communications network and method for routing connections
08/09/2001WO2001058049A2 Linear signal separation using polarization diversity
08/09/2001WO2001058048A1 Calibration method for an adaptive antenna system
08/09/2001WO2001058046A2 Method and apparatus for supervising transmit power in a high data rate system
08/09/2001WO2001058045A2 Reducing radio link supervision time in a high data rate system
08/09/2001WO2001058044A2 Minimal maintenance link to support synchronization
08/09/2001WO2001058043A2 Maintenance link using active/standby request channels
08/09/2001WO2001058041A2 Support of multiuser detection in the downlink
08/09/2001WO2001058040A2 Device for carrying out search procedures in a mobile radio receiver
08/09/2001WO2001058036A1 Method and apparatus for the control of modem transmit power
08/09/2001WO2001058030A1 Architecture of a base station of a radio communications system
08/09/2001WO2001057956A1 Rf receiving antenna system
08/09/2001WO2001057953A1 Passive anti-jamming antenna system
08/09/2001WO2001057549A2 Multi-frequency pseudolites for carrier-based differential-position determination
08/09/2001WO2001056881A1 Virtually geostationary satellite array
08/09/2001WO2001008426A3 Multiplexing of real time users and non-priority users on an egprs channel
08/09/2001WO2001008344A3 Method and apparatus for sequentially synchronizing a radio network
08/09/2001WO2001001598A3 Method and circuit for the mobile reception of radio broadcast signals
08/09/2001WO2000072463A3 Wireless communications system and method
08/09/2001US20010013133 Transmission system between a distribution center and a subscriber
08/09/2001US20010013071 System and method for pushing information from a host system to a mobile data communication device
08/09/2001US20010013062 Radio terminal, information processing system using radio terminal, and external processing terminal for assisting radio terminal
08/09/2001US20010012785 Methods and apparatus for power allocation on a reverse link power control channel of a communication system
08/09/2001US20010012782 Navigation apparatus using radio communication device
08/09/2001US20010012776 Distributed circuit switchboard radio communications network
08/09/2001US20010012775 Network control center for satellite communication system
08/09/2001US20010012774 Communication device and communication method
08/09/2001US20010012773 Directory assistance with automatic return to operator
08/09/2001US20010012772 Method of providing connection to destination communication device to alleviate calling customer
08/09/2001US20010012766 Wireless communication apparatus and transmission power control method thereof
08/09/2001US20010012764 Fixed wireless access channel radio communication system
08/09/2001US20010012760 Discontinuous receive operation in a wireless terminal
08/09/2001US20010012759 Elliptical satellite system which emulates the characteristics of geosynchronous satellites
08/09/2001US20010012758 Method and apparatus for providing interactive two-way communications using a single one-way channel in satellite systems
08/09/2001US20010012316 Rake receiver with low pass filer
08/09/2001US20010012302 Methods and arrangement in a communication system
08/09/2001US20010012284 Signal transmission method, mobile station device, and base station device for cdma mobile communication system
08/09/2001US20010012278 Non-SDMA system with an SDMA method
08/09/2001US20010012277 Satellite direct radio broadcast system
08/09/2001US20010012276 CDMA communication system and its transmission power control method
08/09/2001US20010012275 Radio Communication system
08/09/2001DE10005324A1 Transmit signal optimisation scheme for CDMA cellular networks uses impulse response knowledge simplifies reception
08/09/2001DE10004847A1 Detecting service quality of telecommunication service in mobile radio telecommunications network by using SIM toolkit application to determine service quality data and transmit to network
08/09/2001DE10004081A1 Satellitenkommunikationsnetzwerk sowie Verfahren zum Routen von Verbindungen in einem Satellitenkommunikationsnetzwerk Satellite communication network and method for routing calls in a satellite communication network
08/09/2001DE10002327A1 Verfahren zur Bestimmung des aktuellen Signal-zu-Rausch-Verhältnisses und zur Leistungsregelung in Mobilfunksystemen mit Codemultiplex A method for determining the current signal-to-noise ratio and for power control in mobile radio systems with code division
08/09/2001DE10001384A1 Verfahren zum Kalibrieren eines Testgerätes A method for calibrating a test apparatus
08/09/2001CA2625425A1 Support of multiuser detection in the downlink
08/09/2001CA2399930A1 Multi-frequency pseudolites for carrier-based differential-position determination
08/09/2001CA2399665A1 Method and apparatus for simulating and planning of wireless position location networks
08/09/2001CA2399444A1 Rf receiving antenna system
08/09/2001CA2330710A1 Relay service control feature to enable mobile subscribers to access services in 3g wireless networks
08/08/2001EP1122965A1 Radio communication device and method of controlling transmission rate
08/08/2001EP1122896A2 Radio communication system
08/08/2001EP1122895A1 Time division duplex cellular communications system with dynamic slot allocation and reduced interference
08/08/2001EP1122894A2 Satellite communication network and method for routing of links