| 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) |
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| 04/21/2004 | CN1491500A Wireless receiver |
| 04/21/2004 | CN1491491A CDMA radio receiver and determination of interference power thereof |
| 04/21/2004 | CN1491488A Interference elimination apparatus and interference elimination method |
| 04/21/2004 | CN1491479A Transmitter and receiver circuit for radio frequency |
| 04/21/2004 | CN1491450A Ask收发器 Ask Transceivers |
| 04/21/2004 | CN1491063A Method for shortening active receiving time and saving power in stand-by mode |
| 04/21/2004 | CN1491059A Method for acquiring bursting signal signal-to-noise ratio in global mobile communication system |
| 04/21/2004 | CN1491053A Discrete Fourier transform based space-time combined inspecting device and method for radio transmission |
| 04/21/2004 | CN1491052A Method for contracting and enlarging signal peak value power amplitude |
| 04/21/2004 | CN1491047A Signal locking indicating judging method and apparatus thereof |
| 04/21/2004 | CN1491021A 便携式终端装置 The portable terminal device |
| 04/21/2004 | CN1491011A Multicarrier transmitting system for inserting pilot signal in frequency domain and inserting method thereof |
| 04/21/2004 | CN1491000A Method for realizing RTP stream continuity after switching host facility with stand-by one |
| 04/21/2004 | CN1490968A Light wavelength channel protecting method and apparatus for compact WDM system |
| 04/21/2004 | CN1490967A Method and device for deciding closed loop emission diversity feedback bits of CDMA system |
| 04/21/2004 | CN1490966A Method for lowering interference in spread spectrum receiver |
| 04/21/2004 | CN1490963A Multipath searching method and apparatus for CDMA communication system |
| 04/21/2004 | CN1490962A Automatic frequency controller and method thereof |
| 04/21/2004 | CN1490955A Method for obtaining rough estimate of frequency diviation by frequency domain PV sequence guidance |
| 04/21/2004 | CN1490954A Frequency domain guiding and verifying symbol computing method for OFDM precisive synchronization |
| 04/21/2004 | CN1490951A Multicarrier transmitting system for inserting pilot signal in time-domain and inserting method thereof |
| 04/21/2004 | CN1490687A Data transmission system and weared communication device |
| 04/21/2004 | CN1490663A Camera lens assembly and portable wireless terminal therewith |
| 04/21/2004 | CN1490490A Hinge for portable machine and portable machine therewith |
| 04/21/2004 | CN1147203C Communication terminal device and method of prevention of excessive interference |
| 04/21/2004 | CN1147197C Uncoordinated frequency hopping cellular system |
| 04/21/2004 | CN1147188C Method for protecting circuit module in communication facility |
| 04/21/2004 | CN1147186C Portable radio equipment |
| 04/21/2004 | CN1147182C Mobile communication devices with camera |
| 04/21/2004 | CN1147180C Multi-frequency band mobile unit communication equipment |
| 04/21/2004 | CN1147179C Mobile station with duplex antenna amplifier |
| 04/21/2004 | CN1147177C Method and apparatus for raising carrier output power of wide band multi-carrier base station |
| 04/21/2004 | CN1147168C CDMA cellular communication system |
| 04/21/2004 | CN1147137C Medium frequency input circuit |
| 04/21/2004 | CN1147111C Ear microphone |
| 04/21/2004 | CN1147109C 携带式信息终端 A portable information terminal |
| 04/21/2004 | CN1147108C Portable radiotelephone arrangement |
| 04/21/2004 | CN1147098C Balanced transversed I, Q filter for quadrature modulators |
| 04/21/2004 | CN1147081C Data transmission device and method |
| 04/21/2004 | CN1147073C Data transmitting method in CDMA system |
| 04/21/2004 | CN1147067C Cell search apparatus and method in asynchronous communication system |
| 04/21/2004 | CN1147066C Radio receiving device and radio receiving method |
| 04/21/2004 | CN1147058C Apparatus and method for expanding channels in CDMA system |
| 04/21/2004 | CN1147056C Method and device for electrical supply of mobile apparatus |
| 04/21/2004 | CN1147055C Portable radio communication apparatus |
| 04/21/2004 | CN1147054C Method and apparatus for receiving signal |
| 04/21/2004 | CN1147053C Method and receiver for filtering of receive frequency band |
| 04/21/2004 | CN1147024C Transceiver arrangement for smart antenna system in mobile communication base station |
| 04/21/2004 | CN1147023C Dual frequency band diversity antenna having papasitic radiating element |
| 04/20/2004 | US6725461 Reminder system for broadcast and non-broadcast events based on broadcast interactive applications |
| 04/20/2004 | US6725192 Audio coding and quantization method |
| 04/20/2004 | US6725159 GPS receiver and method for processing GPS signals |
| 04/20/2004 | US6725070 Portable radio device |
| 04/20/2004 | US6725069 Wireless telephone airplane and alarm clock modes |
| 04/20/2004 | US6725067 Method and system for restarting a reference clock of a mobile station after a sleep period with a zero mean time error |
| 04/20/2004 | US6725065 Alerting device for notifying incoming call by using earphone jack in portable mobile phone |
| 04/20/2004 | US6725064 Portable terminal device with power saving backlight control |
| 04/20/2004 | US6725061 System and method for the automatic identification of accessories coupled to a wireless communication device |
| 04/20/2004 | US6725060 Method and apparatus for conserving power in an integrated electronic device that includes a PDA and A wireless telephone |
| 04/20/2004 | US6725046 Frequency list implemented using a plurality of basic frequencies and bit maps for use in a GSM system |
| 04/20/2004 | US6725028 Receiving station with interference signal suppression |
| 04/20/2004 | US6725027 Multipath noise reducer, audio output circuit, and FM receiver |
| 04/20/2004 | US6725026 Intermodulation control device and method in mobile communication system |
| 04/20/2004 | US6725025 Interference cancellation among wireless units using Gibbs sampling |
| 04/20/2004 | US6725023 Radio FM receiver |
| 04/20/2004 | US6725022 Method and apparatus for enabling the selection of content on a wireless communication device |
| 04/20/2004 | US6725020 Helmet with incorporated communication system |
| 04/20/2004 | US6725019 Multi-band radio terminal apparatus |
| 04/20/2004 | US6725016 Method and apparatus for managing multipath signals for a receiver with multiple demodulators |
| 04/20/2004 | US6724912 Indicia formed in opacification layer applied to translucent substrate or laminate; two dimensional pattern applied by an algorithmic transformation to a plural bit payload; computers |
| 04/20/2004 | US6724849 Method and apparatus for timing recovery in ADSL transceivers under a TCM-ISDN crosstalk environment |
| 04/20/2004 | US6724845 Modified filtering for asynchronous inputs |
| 04/20/2004 | US6724840 Adaptive interference cancellation method |
| 04/20/2004 | US6724839 Adaptive inter-symbol interference boost equalization apparatus and method |
| 04/20/2004 | US6724837 Timing estimation for GSM bursts based on past history |
| 04/20/2004 | US6724833 Method and apparatus for communicating information |
| 04/20/2004 | US6724831 Pre-distortion apparatus and method thereof |
| 04/20/2004 | US6724826 Method and apparatus for improving the image quality of transmitted video signals via pre-filtering |
| 04/20/2004 | US6724812 Matching filter calculating correlation valve utilizing exclusive-or of two data and exclusive-or of two codes corresponding to the input data |
| 04/20/2004 | US6724811 Pseudo-noise correlator for GPS spread-spectrum receiver |
| 04/20/2004 | US6724810 Method and apparatus for de-spreading spread spectrum signals |
| 04/20/2004 | US6724809 Parallel interference cancellation receiver for multiuser detection of CDMA signals |
| 04/20/2004 | US6724808 Transmission power control method of measuring Eb/N0 after weighted signals are combined |
| 04/20/2004 | US6724806 Variable rate transmission and reception methods, and variable rate transmission and reception devices |
| 04/20/2004 | US6724805 Nonlinear dynamic system for spread spectrum code generation and acquisition |
| 04/20/2004 | US6724804 Frequency converter and radio communications system employing the same |
| 04/20/2004 | US6724745 Processing reduction in CDMA telephones |
| 04/20/2004 | US6724743 Method of conjoint detection of a set of CDMA codes |
| 04/20/2004 | US6724742 Method for controlling gated transmission of dedicated channel in W-CDMA communication system |
| 04/20/2004 | US6724740 Channel communication device and method for CDMA communication system |
| 04/20/2004 | US6724739 Method for handoff between an asynchronous CDMA base station and a synchronous CDMA base station |
| 04/20/2004 | US6724738 Method and apparatus for acquiring a pilot signal in a CDMA receiver |
| 04/20/2004 | US6724719 Determining transmit signal powers of channels in a CDMA communications system |
| 04/20/2004 | US6724342 Compensation for frequency adjustment in mobile communication-positioning device with shared oscillator |
| 04/20/2004 | US6724296 Communications system having an authentication function |
| 04/20/2004 | US6724278 Duplex filtering |
| 04/20/2004 | US6724269 PSK transmitter and correlator receiver for UWB communications system |
| 04/20/2004 | US6722539 Mechanism for engaging portable equipment against a belt clip |
| 04/20/2004 | CA2190546C Enhanced uplink modulated backscatter system |
| 04/15/2004 | WO2004032537A2 Scheduling techniques for a packet-access network |