Patents
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
04/2003
04/17/2003CA2462878A1 Rfid time tracking
04/16/2003EP1303101A2 Communication apparatus
04/16/2003EP1303094A2 Noise canceling method and apparatus
04/16/2003EP1303073A1 PRBS generator selection in modem communication
04/16/2003EP1303068A1 Radio communication terminal and demodulation method
04/16/2003EP1303059A1 Method and apparatus for transmission diversity in wireless telecomunication systems providing antenna and/or polarisation hopping sequences
04/16/2003EP1303058A2 Searching and tracking unit for determining the location and/or moving direction of a CDMA mobile station
04/16/2003EP1303057A2 Quadrature receiver for spread spectrum signals
04/16/2003EP1303056A2 Ultra-wideband communications system and method
04/16/2003EP1303055A1 Three-frequency branching circuit, branching circuit, and radio communication device
04/16/2003EP1303054A1 Device for reducing radiation of a hands-free kit of a mobile phone
04/16/2003EP1303053A1 Method and apparatus for continuously controlling the dynamic range from an analog to digital converter
04/16/2003EP1303052A1 Interference decorrelation of multiple strem interpolated data
04/16/2003EP1303051A1 Interference decorrelation of multiple strem interpolated data
04/16/2003EP1303040A2 Gain control method for receiving signals transmitted in bursts and receiver using such method
04/16/2003EP1303038A1 Input circuit for tuner and semiconductor device
04/16/2003EP1302926A1 Apparatus and method for preventing lock-up of LCD in a mobile terminal
04/16/2003EP1302778A2 Device for measuring magnetic fields and manufacturing process thereof
04/16/2003EP1302070A2 Method and system for enabling channel set up in a television signal receiver
04/16/2003EP1302004A2 Methods and apparatus for reducing synchronization code interference in cdma communications systems
04/16/2003EP1302001A2 Carrierless ultra wideband wireless signals for conveying application data
04/16/2003EP1302000A2 Frequency multiplexer
04/16/2003EP1301998A2 Personal computer card radio modem using non-standard power output level
04/16/2003EP1301997A1 A receiver
04/16/2003EP1301990A1 Receiver comprising a digitally controlled capacitor bank
04/16/2003EP1301898A1 Low-power passive transponder
04/16/2003EP1301803A2 Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
04/16/2003EP1301802A2 Method and apparatus for reducing code phase search space
04/16/2003EP1301230A1 Medicament dispenser
04/16/2003EP1301099A1 Casing for a mobile telephone
04/16/2003EP1147662B1 System and method for customizing program guide information to include reminder item or local identifier
04/16/2003EP1082821B1 Multipath propagation delay determining means using periodically inserted pilot symbols
04/16/2003EP1012793B1 System and method for locating individuals
04/16/2003EP0947058B1 System for improving the quality of a received radio signal
04/16/2003EP0870361B1 Efficient parallel-stage power amplifier
04/16/2003EP0799524B1 Differential audio line receiver
04/16/2003EP0784384B1 Antenna switch
04/16/2003CN2545761Y Mobile multifrequency wave suppressor
04/16/2003CN1411651A Single chip CMOS transmitter/receiver and method of using same
04/16/2003CN1411641A Method of chip interleaving in direct sequence spread spectrum communications
04/16/2003CN1411639A Method and device for synchronising mobile radio receiver with frame structure of radio signal
04/16/2003CN1411638A Thermal transmission control of wireless data modem
04/16/2003CN1411637A Radio coverage in closed environments
04/16/2003CN1411635A Apparatus and method for selection of correlation timing rake receivers
04/16/2003CN1411634A Receiver for multiuser detection of CDMA signals
04/16/2003CN1411632A Duplexer with improved transmission/receiving band separation
04/16/2003CN1411631A CDMA communication system having highly selective filter
04/16/2003CN1411312A Apparatus and method for compensating transmitting power in mobile terminal
04/16/2003CN1411309A Mobile wireless terminal apparatus
04/16/2003CN1411306A Communication function control method of mobile telephone
04/16/2003CN1411301A Transmission power controlling method and mobile station thereof
04/16/2003CN1411299A Base station receiver and transmitter radio frequency front end
04/16/2003CN1411297A Base station receiver and transmitter radio frequency front end branching apparatus
04/16/2003CN1411296A Base station receiver and transmitter radio frequency front end route merging apparatus
04/16/2003CN1411292A Apparatus and method for eliminating reverse link interference of mobile communication system in building
04/16/2003CN1411241A Voice frequency decoder and signal processor
04/16/2003CN1411219A Realizing method for enhancing 3G nucleus network reliability using allopatric back-up
04/16/2003CN1411207A Communication apparatus
04/16/2003CN1411195A Interleaving apparatus mode correction
04/16/2003CN1411194A Data stream priority and control for spread spectrum multi-user channel
04/16/2003CN1411193A Receiver and semiconductor device
04/16/2003CN1411191A Channel estimation method and device
04/16/2003CN1411189A Simplified algorithm of double layer weighted parallel interference cancellation algorithm
04/16/2003CN1411188A Adaptive array aerial directivity controlling system
04/16/2003CN1411186A Different base station single first path time delay difference estimation method in WCDMA system and its installation
04/16/2003CN1411180A Demodulation method of physical public packet channel signal of broad band CDMA and apparatus
04/16/2003CN1411171A Information coding/decoding method and apparatus, information recording medium and information transmission method
04/16/2003CN1411160A Automatic gain controlled wireless apparatus and gain controlling method
04/16/2003CN1411158A Diversity antenna and radio communication equipment using same
04/16/2003CN1411155A On-vehicle information communication apparatus
04/16/2003CN1411154A Communication apparatus
04/16/2003CN1411153A Digital radio station possessing multipolar bus structure and loaded by moving object
04/16/2003CN1411100A Converter for receiving satellite broadcasting
04/16/2003CN1411099A Portable radio apparatus
04/16/2003CN1410878A Destination guide system and method, distination guide servicer and user terminal
04/16/2003CN1410297A Communication method of motor vehicle spread spectrum CDMA and bifrequency point
04/16/2003CN1106130C Portable radio equipment
04/16/2003CN1106129C Call forward function for portable radio communication device
04/16/2003CN1106103C Radio apparatus and method for modulating peak value and bandwidth
04/16/2003CN1106096C Estimator of error rate
04/16/2003CN1106094C Method for interference suppression using adaptive equalization in spread spectrum communication system
04/16/2003CN1106091C Noise reducing method, noise reducing apparatus and telephone set
04/16/2003CN1106085C Method and apparatus for encoding of digitalized audio signal
04/16/2003CN1106084C Cradle device having totating hinge in pager
04/15/2003US6549880 Reliability of electrical distribution networks
04/15/2003US6549791 Watch type portable radiotelephone
04/15/2003US6549789 Portable electronic device with an adaptable user interface
04/15/2003US6549788 Combination cellular/satellite wireless communication devices
04/15/2003US6549785 Method for improving performances of a mobile radiocommunication system using a power control algorithm
04/15/2003US6549784 Method and apparatus for implementing measurement based dynamic frequency hopping in wireless communication systems
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
04/15/2003US6549763 Receiving apparatus and method
04/15/2003US6549761 Radio frequency transmission control apparatus for preventing oscillation in wideband wireless local loop terminal
04/15/2003US6549760 Communications device
04/15/2003US6549756 Mobile digital communication/computing device including heart rate monitor
04/15/2003US6549719 Television program record scheduling and satellite receiver control using compressed codes
04/15/2003US6549591 Method and apparatus for digital interference rejection
04/15/2003US6549585 Combined interference cancellation and maximum likelihood decoding of space-time block codes
04/15/2003US6549567 Full duplex ultrawide-band communication system and method