Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
04/2003
04/16/2003CN1411152A Wireless communication apparatus and communication system using same
04/16/2003CN1410970A Algebraic code block of selective signal pulse amplitude for quickly speech encoding
04/16/2003CN1410919A Sign supporting system, method and readable medium therefor
04/16/2003CN1410321A Motor game system
04/16/2003CN1106129C Call forward function for portable radio communication device
04/16/2003CN1106094C Method for interference suppression using adaptive equalization in spread spectrum communication system
04/16/2003CN1106088C PHS Handset and theft prevention system using PHS handset
04/16/2003CN1106087C Data transmission method, base station equipment and mobile station
04/16/2003CN1106086C Signal processing method utilizing eigenvector corresponding to maximum eigenvalue of autocorrelation matrix of received signals for antenna array system
04/15/2003US6549833 Repair and maintenance support system and a car corresponding to the system
04/15/2003US6549787 System and method for use in an MSC-BS interface for supporting an access state handoff
04/15/2003US6549786 Method and apparatus for connecting a wireless LAN to a wired LAN
04/15/2003US6549785 Method for improving performances of a mobile radiocommunication system using a power control algorithm
04/15/2003US6549783 Telecommunications system, a channel extension protocol, and a radio station
04/15/2003US6549776 System, method, and apparatus for pushing data in a direct digital call environment
04/15/2003US6549774 Digital audio service satellite receiver having switchable operating modes for stationary or mobile use
04/15/2003US6549765 Phase locked loop circuitry for synthesizing high-frequency signals and associated method
04/15/2003US6549762 Method for estimating arrival direction of desired wave
04/15/2003US6549761 Radio frequency transmission control apparatus for preventing oscillation in wideband wireless local loop terminal
04/15/2003US6549760 Communications device
04/15/2003US6549758 Method of testing telecommunication connections in radio system
04/15/2003US6549755 Method and apparatus for monitoring and controlling gain compression in a transmitted signal
04/15/2003US6549585 Combined interference cancellation and maximum likelihood decoding of space-time block codes
04/15/2003US6549582 Method and apparatus for combining transponders on multiple satellites into virtual channels
04/15/2003US6549568 Method and apparatus for automatically adjusting the transmit power of data communication equipment operating in a multipoint environment
04/15/2003US6549565 Code division multiple access system and method of operation with improved signal acquisition and processing
04/15/2003US6549542 Variable channel device for wideband CDMA system
04/15/2003US6549531 Multi-cell TDMA radio communication through limited subsets of time slots
04/15/2003US6549530 Integrated signalling for asynchronous networks
04/15/2003US6549529 System and method for controlling antenna downtilt/uptilt in a wireless communication network
04/15/2003US6549527 Radio receiver and despreader
04/15/2003US6549526 CDMA radio multiplex transmitting device and a CDMA multiplex receiving device
04/15/2003US6549525 High data rate CDMA wireless communication system
04/15/2003US6549524 Inter-frequency handoff method
04/15/2003US6549523 Background noise contrast reduction for handovers involving a change of speech codec
04/15/2003US6549162 Method and apparatus for transmitting real time data from aircraft to ground stations using a data protocol over a satellite system
04/15/2003US6548862 Structure of semiconductor device and method for manufacturing the same
04/15/2003CA2296091C Method and apparatus for adaptive control of forward error correction codes
04/15/2003CA2288682C Device and method for controlling powers of orthogonal channel and quasi-orthogonal channel in cdma communication system
04/15/2003CA2276812C A method for formatting and conveying information in a wireless telecommunication system
04/15/2003CA2273377C Method and apparatus for channel estimation for multicarrier systems
04/15/2003CA2265103C Direction determination in cellular mobile communications network
04/15/2003CA2248515C An asymmetric multiple access protocol for a communications system
04/15/2003CA2247449C A communication network terminal supporting a plurality of applications
04/10/2003WO2003030577A1 Communication system with detection of extra-system interference
04/10/2003WO2003030575A1 Contact management for mobile communication devices in wireless packet switched networks
04/10/2003WO2003030574A2 A system and related methods for clustering multi-point communication targets
04/10/2003WO2003030573A2 Channell assignments in a wireless communication system having spatial channels including grouping existing subscribers in anticipation of new subscribers
04/10/2003WO2003030569A1 Method and apparatus for transmission rate control in telecommunication systeme
04/10/2003WO2003030561A2 Burst detector
04/10/2003WO2003030478A1 Method and apparatus for cancelling co-channel interference in a receiving system using spatio-temporal whitening
04/10/2003WO2003030469A2 Method of improving the performances of a transmission protocol using a retransmission timer
04/10/2003WO2003030451A1 Ip multicast service over a broadcast channel
04/10/2003WO2003030438A1 A method realizing data retransmission in the high speed media access control layer
04/10/2003WO2003030406A1 Mobile telephone for personal communication
04/10/2003WO2003030405A1 Broadband medical emergency response system
04/10/2003WO2003030403A1 A method and apparatus for providing spatial processing in a remote unit
04/10/2003WO2003030402A1 Communications methods, apparatus and computer programs products for channel characterization
04/10/2003WO2003030401A1 Method and apparatus for multi-channel reverse link outer-loop power control
04/10/2003WO2003030377A2 Method and apparatus for reducing interference in multiple-input-multiple-output (mimo) systems
04/10/2003WO2003021816A8 Persistent links between hierarchical proxies for mobile communications
04/10/2003WO2002103920A3 Methods and systems for reducing interference across coverage cells
04/10/2003WO2002089247A3 Apparatus and method for minimizing multipath interference
04/10/2003WO2002060138A3 Method and apparatus for producing a channel estimate with reduced rank
04/10/2003WO2002052748A9 Method and apparatus for mitigating inter-channel interference in adaptive array systems
04/10/2003US20030070177 Computer program product for TV telephone system
04/10/2003US20030069669 Robot performing dance along music
04/10/2003US20030069047 Adaptive array antenna directivity control system
04/10/2003US20030069046 Base station apparatus provided with array antennas and reception method using the same antennas
04/10/2003US20030069045 Radio receiving apparatus and radio receiving method
04/10/2003US20030069035 Control of a multi-carrier power amplifier
04/10/2003US20030069034 Method for processing query effectively in radio data broadcast environment
04/10/2003US20030069033 Method and apparatus for wireless network timekeeping and synchronization
04/10/2003US20030069017 Method of blind transport format detection
04/10/2003US20030069015 Method and apparatus for remote initiation of ARINC 615 downloads
04/10/2003US20030069008 System information download method and mobile communication terminal
04/10/2003US20030069004 System and protocol for providing pictures in wireless communication messages
04/10/2003US20030068993 Radio base station apparatus and radio communication method
04/10/2003US20030068990 Method and system for frequency up-conversion with a variety of transmitter configurations
04/10/2003US20030068984 Pathloss aided closed loop power control
04/10/2003US20030068983 Mobile communication apparatus with antenna array and mobile communication method therefor
04/10/2003US20030068979 Satellite transponder architecture with integral redundancy and beam selection capabilities
04/10/2003US20030068978 Space-based network architectures for satellite radiotelephone systems
04/10/2003US20030068976 Scalable switch matrix and demodulator bank architecture for a satellite uplink receiver
04/10/2003US20030068973 Design support system, design support method, and computer readable record medium on which program for use in those system and method is recorded
04/10/2003US20030067993 Open-loop diversity technique for systems employing multi-transmitter antennas
04/10/2003US20030067971 Interference signal canceling apparatus and interference signal canceling method
04/10/2003US20030067970 Signal path searching method and apparatus thereof in mobile communication system provided with plurality of array antenna elements
04/10/2003US20030067967 Interference signal apparatus and interference signal canceling method
04/10/2003US20030067907 Method and system for efficient and reliable data packet transmission
04/10/2003US20030067906 Method and apparatus for managing communication resources using speculation slots
04/10/2003US20030067905 Method for configuring a telecommunication system
04/10/2003US20030067901 Hopping on random access channels
04/10/2003US20030067899 Shared channel structure, ARQ systems and methods
04/10/2003US20030067897 Capacity-efficient flow control mechanism
04/10/2003US20030067895 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
04/10/2003US20030067893 Uplink frame at the transcoder rate adaptation unit/base transceiver station interface in a cellular mobile radio network
04/10/2003US20030067892 System and method for collision-free transmission scheduling using neighborhood information and advertised transmission times
04/10/2003US20030067889 System and method for monitoring and controlling remote devices
04/10/2003US20030067409 Method and apparatus for providing an integrated communications, navigation and surveillance satellite system