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)
04/2004
04/07/2004CN1145338C Mobile communication machine
04/07/2004CN1145331C Method for detecting pilot sound
04/07/2004CN1145304C Method and device for generating information signals of channel code and subscriber code
04/07/2004CN1145303C Method for removing interference
04/07/2004CN1145298C Simplified multi-user testnig method for radio receiver
04/07/2004CN1145289C Pilot frequency auxiliary decision feed back array receiver in radio communication system and feed back method thereof
04/07/2004CN1145288C Receiving terminal and information receiving method used for code division multiple access system
04/07/2004CN1145282C Channel distributing method for base station in mobile communication system
04/07/2004CN1145281C Adaptive interference-free spread-spectrum system employing binary code sequence set with zero correlation zone properties
04/07/2004CN1145279C Receiving circuit, mobile terminal with receiving circuit and method for receiving data
04/07/2004CN1145275C Data terminal and coding method for increasing data packet reliability in frequency hopping system
04/07/2004CN1145274C Spread-spectrum communication system
04/07/2004CN1145273C Spectrum extended receiver
04/07/2004CN1145271C Active antenna for communication system
04/07/2004CN1145270C A communication signal receiver and operating method thereof
04/07/2004CN1145269C Receiving method and receiver for mobile wireless telephone application
04/07/2004CN1145268C Radio receiver capable of adjusting regenerating speed of voice signal
04/07/2004CN1145240C Inverse F antenna and radio communication system equipped with said antenna
04/07/2004CN1145128C Low-power radio frequency identification reader
04/07/2004CN1145119C Telecommunication system for remotely controlling electronic equipment
04/07/2004CN1145086C Telephone watch installed with SIM card therein
04/07/2004CN1145036C Signal power measuring equipment
04/06/2004USRE38492 Signal processing apparatus and method
04/06/2004US6718508 High-performance error-correcting codes with skew mapping
04/06/2004US6718395 Apparatus and method using an inquiry response for synchronizing to a communication network
04/06/2004US6718295 Speech band division decoder
04/06/2004US6718188 Mobile wireless apparatus
04/06/2004US6718182 Modularized functionality enhancement for a cellular telephone
04/06/2004US6718181 Communication terminal, and over-interference prevention method
04/06/2004US6718167 Filter center frequency temperature compensation by adjustment of the operating frequency of the host system
04/06/2004US6718166 Multiple carrier adaptive notch filter
04/06/2004US6718165 Apparatus and method for reducing nonlinear distortion in an automatic gain control system
04/06/2004US6718162 Receiver for a CDMA mobile radiocommunication system
04/06/2004US6718157 Apparatus for commonly using antenna for call signal and television broadcasting signal in radio communication terminal
04/06/2004US6717996 Digital signal timing synchronization process
04/06/2004US6717995 Method for correcting DC offsets in a receiver
04/06/2004US6717992 Method and apparatus for receiving a plurality of time spaced signals
04/06/2004US6717981 Transmitter image suppression in TDD transceivers
04/06/2004US6717980 Reduction of transmitter induced cross modulation in a receiver
04/06/2004US6717978 Method and apparatus for system time alignment
04/06/2004US6717977 Apparatus for acquiring pseudo noise code and direct sequence code division multiple access receiver including the same
04/06/2004US6717976 Method and apparatus for signal to noise power ratio estimation in a multi sub-channel CDMA receiver
04/06/2004US6717975 Common packet channel
04/06/2004US6717930 Cell search procedure for time division duplex communication systems using code division multiple access
04/06/2004US6717929 Multi-antenna radio apparatus with simplified circuit structure
04/06/2004US6717927 System for efficient recovery of node B buffered data following serving high speed downlink shared channel cell change
04/06/2004US6717909 Ethernet protection system providing fault tolerence for communication lines and interface cards according to classified failure states
04/06/2004US6717694 Data transmission apparatus, system and method, and recording medium
04/06/2004US6717620 Method and apparatus for decompressing compressed data
04/06/2004US6717533 Method and apparatus for combining a wireless receiver and a non-wireless receiver
04/06/2004US6717484 Circuits for use in radio communications
04/06/2004CA2382024C Adaptive rf amplifier prelimiter
04/06/2004CA2373258C Glass antenna device for vehicle and radio receiver apparatus using the same
04/06/2004CA2304133C Channel communication apparatus and method in cdma communication system
04/06/2004CA2279923C Predictive coding method and decoding method for dynamic image
04/06/2004CA2264175C Muting a microphone in radiocommunication systems
04/06/2004CA2243210C Time-duplex wireless telephone with improved hearing-aid compatibility
04/06/2004CA2087909C Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators
04/01/2004WO2004028153A1 A video recorder unit and method of operation therefor
04/01/2004WO2004028068A1 Timing correction circuit for digital transceivers
04/01/2004WO2004028043A1 The method for route distribution in multi-service optimization of sdh transmission network
04/01/2004WO2004028041A1 Multicast service providing method in mobile communication system
04/01/2004WO2004028031A1 Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
04/01/2004WO2004028027A1 Wireless transceiver using a simplified prism ii system
04/01/2004WO2004028026A1 Portable communication device used as an accessory for a mobile communication system
04/01/2004WO2004028023A1 Radio communication device and radio communication system using the same
04/01/2004WO2004028022A1 Method and apparatus for selectively applying interference cancellation in spread spectrum systems
04/01/2004WO2004028021A1 Advanced rake delay control
04/01/2004WO2004028020A1 Delay estimation and path selection for common and dedicated channels
04/01/2004WO2004028019A1 Method and device for detection of a umts signal
04/01/2004WO2004028018A1 Assessment of delay estimation quality using interference estimates
04/01/2004WO2004028017A1 Robust delay estimation architecture
04/01/2004WO2004028016A1 Receivers and methods for searching for cells using recorded data
04/01/2004WO2004028015A1 Methods, systems, and computer program products for selecting delay positions for a rake receiver by adjusting the delay positions based on comparisons of signal to interference ratios and/or powers for multi-path signals overtime
04/01/2004WO2004028014A1 Variable-length correlator for spread-spectrum communications
04/01/2004WO2004028013A1 Portable communication device used as an accessory for a portable two-way radio
04/01/2004WO2004028012A1 Inter-system monitor function
04/01/2004WO2004028010A1 Multi display device
04/01/2004WO2004028009A1 A battery pack having a dual-type smart card interface
04/01/2004WO2004028008A2 Device and method for protecting against the possible adverse health effects of electromagnetic radiation emissions
04/01/2004WO2004028007A1 Watertight case for mobile electronic devices
04/01/2004WO2004028006A2 Filtering device and method with out-of-band attenuation
04/01/2004WO2004028005A1 Enhancing reception using intercellular interference cancellation
04/01/2004WO2004028004A2 Method for decoding data using windows of data
04/01/2004WO2004027988A1 Variable gain amplifier
04/01/2004WO2004027924A1 Wireless communication device having a reduced sar value
04/01/2004WO2004027763A2 Multitrack readback and multiuser detection for disk drives
04/01/2004WO2004027725A1 Mobile telephone
04/01/2004WO2004027705A1 Adaptive problem determination and recovery in a computer system
04/01/2004WO2004027681A2 Rfid tag wide bandwidth logarithmic spiral antenna method and system
04/01/2004WO2004027566A2 Multichannel digital recording system with multi-user detection
04/01/2004WO2004015884A3 Harmonic ultra-wideband high data-rate communications
04/01/2004WO2004008647A3 Multistage adaptive parallel interference canceller
04/01/2004WO2004006460A3 Frequency tracking using inner and outer loops
04/01/2004WO2004006426A3 Flexible method and apparatus for performing digital modulation and demodulation
04/01/2004WO2003105390A3 System and method for a direct conversion multi-carrier processor
04/01/2004WO2003105363A3 Method and apparatus for pilot estimation using a prediction error method with a kalman filter and pseudo-linear regression
04/01/2004WO2003100534A3 System and method for automatically setting up a universal remote control
04/01/2004WO2003096551A3 Method and apparatus for reducing power of a cdma mobile station by controlled transition from control hold to active state
04/01/2004WO2003089952A3 Compensation for frequency adjustment in a mobile communication-positioning device with shared oscillator