Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
01/2001
01/31/2001EP1073212A2 Wireless system with transmitter with multiple antennas and combining open loop and closed loop transmit diversity
01/31/2001EP1073210A1 Apparatus for spread spectrum data transmission comprising a data receiver
01/31/2001EP1072900A2 Apparatus and method for finding location of a mobile unit
01/31/2001EP1072297A1 Information processor, portable device, electronic pet device, recorded medium on which information processing procedure is recorded, and information processing method
01/31/2001EP1072162A2 Method and apparatus for power control in a mobile telecommunication system
01/31/2001EP1072159A2 System and procedure for implementing an answering service
01/31/2001EP1072128A1 Method of identifying wireless units
01/31/2001EP1072120A1 Apparatus and method for allocating forward common channels in cdma communication system
01/31/2001EP1072116A1 A wireless internet access method and system
01/31/2001EP1072111A1 Digital broadcast system using satellite direct broadcast and terrestrial repeater
01/31/2001EP1072108A2 Telecommunications system with wireless code and time-division multiplex based telecommuncation between mobile and/or stationary transmitting/receiving devices
01/31/2001EP1072107A1 Device and method of continuous outer-loop power control in dtx mode for cdma mobile communication system
01/31/2001EP1072106A1 Power control apparatus and method for inter-frequency handoff in cdma communication system
01/31/2001EP1072105A2 Wireless local area network spread spectrum transceiver with multipath interference mitigation
01/31/2001EP1072102A1 Device and method for controlling transmission on reverse link in mobile communication system
01/31/2001EP1042932A4 A method for uplink power control for distributed satellite networks to compensate for rain fade
01/31/2001CN1282493A An adaptive time division duplexing method and apparatus for dynamic bandwidth allocation within wireless communication system
01/31/2001CN1282472A Method and radio station for data transmission
01/31/2001CN1282471A Method and radio station for data transmission
01/31/2001CN1282468A A transmitter that selectively polarizes radio wave
01/31/2001CN1282467A Upgrading of resources in communications network
01/31/2001CN1282187A Power supply method and device for mobile telephone
01/31/2001CN1282184A Information transfer and state indicator for wireless communication equipment
01/31/2001CN1282183A Method and equipment for moving terminal in high efficiency pager wireless net
01/31/2001CN1282165A Carrier changer and changing method
01/31/2001CN1282158A Channel selector
01/31/2001CN1282157A Carrier integrated method and device for carrier integrated method
01/31/2001CN1282156A CDMA receiver and receiving signal power measuring equipment for CDMA mobile communication system
01/31/2001CN1282154A Low Earth's orbit distributed net communication system
01/31/2001CN1282151A Power amplifying circuit with power supply regulator for controlling adjacent and alternate channel power
01/31/2001CN1282150A Mobile communication device and mobile communication method
01/31/2001CN1061495C A message transmission system and method and radiocommunication system
01/31/2001CN1061494C 无线电话装置 Wireless telephone apparatus
01/31/2001CN1061493C Reception method and CDMA receiver
01/31/2001CN1061492C Method of exchanging data between base transceiver station of mobile radio network and mobile in network
01/31/2001CN1061479C Electronic device having internal charge regulator controlled by charge current
01/30/2001US6182260 Channel encoding apparatus using single concatenated encoder
01/30/2001US6181990 Aircraft flight data acquisition and transmission system
01/30/2001US6181952 Unit and system for mobile communications
01/30/2001US6181949 Method of controlling initial power ramp-up in CDMA systems by using short codes
01/30/2001US6181948 Radio base station receiving data transmission system for uplink site diversity of mobile communication system
01/30/2001US6181947 System for the wireless transmission of a frame-synchronized signal between a radio base station and at least one mobile terminal
01/30/2001US6181943 Method and apparatus for inter-frequency hand-off in wireless communication systems
01/30/2001US6181932 Methods and systems for reducing location update procedures in satellite communications systems
01/30/2001US6181931 Method and apparatus for dynamic address allocation in a wireless communication system
01/30/2001US6181930 Method for automatic setting of area code in code division multiple access (CDMA) mobile telephone system
01/30/2001US6181924 Method and system for rejecting interfering signals
01/30/2001US6181920 Transmitter that selectively polarizes a radio wave
01/30/2001US6181919 Global channel power control to minimize spillover in a wireless communication environment
01/30/2001US6181914 Active repeater for a transmission system
01/30/2001US6181913 Method for establishing a connection in a satellite system and satellite system suitable for practicing such method
01/30/2001US6181912 System and method for user terminal clock error measurement and correction
01/30/2001US6181750 Apparatus for estimating the frequency difference existing between the carrier frequency of a digital signal and the frequency of a receiver local oscillator
01/30/2001US6181749 Diversity reception apparatus
01/30/2001US6181738 Reverse link power control using a frame quality metric
01/30/2001US6181702 Method and apparatus for capturing source and destination traffic
01/30/2001US6181685 Method and apparatus for group calls in a wireless CDMA communication system
01/30/2001US6181684 Air interface statistical multiplexing in communication systems
01/30/2001US6181683 Packet data transmission in code-division multiple access communication systems
01/30/2001US6181450 System and method for free space optical communications
01/30/2001US6181276 Sector shaping transition system and method
01/30/2001US6181107 Li-ion secondary battery pack, recharger, method and system for recharging the same
01/30/2001US6179649 SIM card incorporated in battery pack of terminal
01/30/2001CA2107066C Method of establishing line of sight propagation
01/29/2001CA2314303A1 Method and apparatus for performing a key update using bidirectional validation
01/29/2001CA2313937A1 Communication system for transmitting data between first and second platforms in relative rotation, and a method thereof
01/28/2001CA2314266A1 Providing an accurate timing source for locating the geographical position of a mobile
01/26/2001CA2313814A1 Apparatus and method for finding location of a mobile unit
01/25/2001WO2001006803A1 Mobile communication terminal device
01/25/2001WO2001006802A1 Terminal and method for compressing and/or decompressing messages received or to be sent
01/25/2001WO2001006724A2 Burst structure for edge 8-psk
01/25/2001WO2001006710A1 Dynamic bandwidth negotiation scheme for wireless computer networks
01/25/2001WO2001006709A1 Network slot synchronization scheme for a computer network communication channel
01/25/2001WO2001006695A1 Method and apparatus for channel estimation with transmit diversity
01/25/2001WO2001006690A1 On-board receiver
01/25/2001WO2001006689A1 Vehicle-to-roadside communication system, roadside communication station, and on-board mobile station
01/25/2001WO2001006679A1 Method and system for providing customized information during call setup process in telecommunication systems
01/25/2001WO2001006678A1 Broadcast location signal switching in a satellite communication system
01/25/2001WO2001006677A1 Modal selection transceiver device for tunnels
01/25/2001WO2001006673A1 Path searching method and device
01/25/2001WO2001006671A1 Method and device for synchronising mobile telephone receivers in a mobile telephone system
01/25/2001WO2001006670A1 Method for estimating the channel impulse response of a mobile radio channel
01/25/2001WO2001006665A1 Method and apparatus for power amplification
01/25/2001WO2001006664A2 Cdma multiple access interference cancellation using signal estimation
01/25/2001WO2001006595A2 Active antenna array configuration and control for cellular communication systems
01/25/2001WO2001006491A1 Method and apparatus for providing feedback from decoder to encoder to improve performance in a predictive speech coder under frame erasure conditions
01/25/2001WO2001006298A1 Integrated method and system for communication
01/25/2001WO2001006274A1 Method for determining a change in a communication signal and using this information to improve sps signal reception and processing
01/25/2001WO2000054437A3 Method and apparatus for maximizing the use of available capacity in a communication system
01/25/2001DE3645360C2 Digital multi-user radio telephone system
01/25/2001DE19933544A1 Demodulator for time division multiplex communication system
01/25/2001DE19933542A1 Verfahren und Vorrichtung zur Synchronisation von Mobilfunkempfängern in einem Mobilfunksystem Method and apparatus for synchronization of mobile radio receivers in a mobile radio system
01/25/2001DE19925262A1 Modem data transmission method for TDMA radio system
01/25/2001DE19848572C1 Verfahren und Einrichtung zur Nachführung von Satellitenantennen Method and apparatus for tracking of satellite antennas
01/25/2001DE10024220A1 Pilot signal acquirement in code division multiple access radio telephone system, by comparing correlation energy with threshold energy until PN sequence timing which produces suitable correlation energy is found
01/25/2001CA2379854A1 Dynamic bandwidth negotiation scheme for wireless computer networks
01/25/2001CA2379844A1 Network slot synchronization scheme for a computer network communication channel
01/25/2001CA2379692A1 Method for determining a change in a communication signal and using this information to improve sps signal reception and processing
01/24/2001EP1071305A2 Method and apparatus for base station controlled handoff
01/24/2001EP1071304A1 Method and apparatus for efficiently paging a mobile terminal in a cellular network