| 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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| 12/13/2001 | US20010050614 Warning device for in-car use of mobile phones |
| 12/13/2001 | DE10126624A1 Duplexer for mobile phones has multilayer circuit with attached SAW filter is miniaturised |
| 12/13/2001 | DE10115235A1 Bildunterdrückungsmischstufe Image rejection mixer |
| 12/13/2001 | DE10026615A1 Verfahren und Anordnung zum Empfang von CDMA-Signalen Method and apparatus for receiving CDMA signals |
| 12/13/2001 | DE10025837A1 Broadband receiver controls attenuation range depending on input to control amplifier |
| 12/12/2001 | EP1162869A2 Tuner with non-edge RF input PIN/LEAD |
| 12/12/2001 | EP1162767A2 Ultra-wide band communication system and method |
| 12/12/2001 | EP1162763A1 Intermittent calibrator |
| 12/12/2001 | EP1162758A2 Synchronicity detection apparatus |
| 12/12/2001 | EP1162757A2 Received path timing detecting circuit in DS-CDMA system |
| 12/12/2001 | EP1162756A2 Rake reception apparatus |
| 12/12/2001 | EP1162755A1 Code matched filter for a CDMA diversity radio receiver |
| 12/12/2001 | EP1162754A2 Multi-mode cellular phone terminal |
| 12/12/2001 | EP1162753A2 Communication apparatus and portable telephone |
| 12/12/2001 | EP1162752A1 Time synchronisation for mobile systems. |
| 12/12/2001 | EP1162740A1 Radiofrequency transmitter and/or receiver |
| 12/12/2001 | EP1162733A2 Linearization of power amplifier |
| 12/12/2001 | EP1162729A2 Circuit and method for signal phase control in a radio transceiver |
| 12/12/2001 | EP1162687A2 Antenna element, adaptive antenna apparatus, and radio communication apparatus |
| 12/12/2001 | EP1162601A2 Variable rate vocoder |
| 12/12/2001 | EP1162102A2 Speed indication using navigation unit |
| 12/12/2001 | EP1161807A1 Data transmission device and method |
| 12/12/2001 | EP1161802A2 Adaptive power control in a radio communication system |
| 12/12/2001 | EP1161800A1 A portable radio transceiver |
| 12/12/2001 | EP1161799A1 Transmitter-receiver |
| 12/12/2001 | EP1161793A1 Electromagnetic wave receiver front end |
| 12/12/2001 | EP1161719A1 Laptop touchpad with integrated antenna |
| 12/12/2001 | EP1161358A1 Case for mobile terminal |
| 12/12/2001 | EP1038257B1 System for the transmission of data from a data carrier to a station by means of at least one other auxiliary carrier signal |
| 12/12/2001 | EP1012843B1 Recording and reproducing apparatus provided with teletext recording capability |
| 12/12/2001 | EP0693828B1 Data encoding method and apparatus, data decoding method and apparatus, data recording medium, and data transmission method |
| 12/12/2001 | CN2465403Y Low-temp. heating controller for receiving/transmitting apparatus |
| 12/12/2001 | CN2465402Y Wireless meter reading apparatus |
| 12/12/2001 | CN2465401Y Differential square law detecting circuit |
| 12/12/2001 | CN2465400Y Switch circuit board for radio receiver |
| 12/12/2001 | CN2465399Y Portable multi-function radio receiver |
| 12/12/2001 | CN2465398Y Multi-function remote controlled transmitter |
| 12/12/2001 | CN2465397Y Solar energy radio transmitted theft-proof device |
| 12/12/2001 | CN1326645A Method for dynamic allocation of wirelss base station DSP resources |
| 12/12/2001 | CN1326632A Frequency correction in pilot symbol assisted demodulator |
| 12/12/2001 | CN1326628A Method and apparatus for transmitting and receiving variable rate data |
| 12/12/2001 | CN1326621A Synchronization method and apparatus employing partial sequence correlation |
| 12/12/2001 | CN1326620A Method for transmitting data in radiocommunication system with CDMA subscriber separation and variable spread factors |
| 12/12/2001 | CN1326619A Portable radiotelephones including patch antennas |
| 12/12/2001 | CN1326618A Method and arrangement for reducing distortion in radio receiver arrangement |
| 12/12/2001 | CN1326615A Data transfer in fixed-site radio transceiver station with power supply current |
| 12/12/2001 | CN1326614A High efficiency switched gain power amplifier |
| 12/12/2001 | CN1326612A Circuit and method for linearizing amplitude modulation in power amplifier |
| 12/12/2001 | CN1326609A Circuit and method for I/Q modulation with independent, high efficiency amplitude modulation |
| 12/12/2001 | CN1326272A Reextending circuit and extending method |
| 12/12/2001 | CN1326269A Transmitting system for carrying different encoding principles |
| 12/12/2001 | CN1326241A Isotropic antenna system and notebook computer |
| 12/12/2001 | CN1076153C Dual-dandwidth cellular telephone switching apparatus |
| 12/12/2001 | CN1076148C 双超外差调谐器 Double superheterodyne tuner |
| 12/12/2001 | CN1076144C Intermittent operation receiver with variable preheat time for its phase-locked circuit |
| 12/11/2001 | US6330537 Automatic filtering of TV contents using speech recognition and natural language |
| 12/11/2001 | US6330457 Telephone call service by sensing hand-held state of cellular telephone |
| 12/11/2001 | US6330455 Transmission power controller for use in mobile communication terminal equipment |
| 12/11/2001 | US6330430 Case for mobile terminal |
| 12/11/2001 | US6330337 Automotive entertainment system for rear seat passengers |
| 12/11/2001 | US6330335 Audio steganography |
| 12/11/2001 | US6330292 Reduced power matched filter |
| 12/11/2001 | US6330291 Frequency tracking for communication signals using M-ary orthogonal walsh modulation |
| 12/11/2001 | US6330290 Digital I/Q imbalance compensation |
| 12/11/2001 | US6330288 Coding/modulation scheme selection technique |
| 12/11/2001 | US6330274 Spread-spectrum continous-time analog correlator and method therefor |
| 12/11/2001 | US6330273 Apparatus for code tracking in a direct sequence spread spectrum receiver |
| 12/11/2001 | US6330272 Receiving a spread spectrum data signal using determined weights |
| 12/11/2001 | US6330271 CDMA receiver that shares a tracking device among multiple rake branches |
| 12/11/2001 | US6330247 Communication protocol between a communication device and an external accessory |
| 12/11/2001 | US6330234 Method and apparatus for reducing current consumption |
| 12/11/2001 | US6330233 CDMA radio transmitting apparatus and CDMA radio receiving apparatus |
| 12/11/2001 | US6330175 Power supply apparatus for electronic unit |
| 12/11/2001 | US6329949 Transceiver stacked assembly |
| 12/11/2001 | US6329855 Frequency synthesizer |
| 12/11/2001 | US6329847 Radio device including a frequency synthesizer and phase discriminator for such a device |
| 12/11/2001 | US6329787 Reception system, battery charging device, portable information terminal, and transmission and reception system |
| 12/11/2001 | CA2223162C Electronic program guide schedule localization system and method |
| 12/11/2001 | CA2153443C Robust frequency management and acquisition in a wireless local area network that uses frequency-hopping radios |
| 12/06/2001 | WO2001093611A1 Mobile phones |
| 12/06/2001 | WO2001093570A1 Channel selection apparatus |
| 12/06/2001 | WO2001093520A2 Ultra wideband pulse formation |
| 12/06/2001 | WO2001093519A1 Ultra wideband communication system with low noise reception |
| 12/06/2001 | WO2001093482A2 Carrierless ultra wideband wireless signals for conveying application data |
| 12/06/2001 | WO2001093469A1 Spread-spectrum acquisition using counters |
| 12/06/2001 | WO2001093447A1 Radio receiving device and radio receiving method |
| 12/06/2001 | WO2001093445A2 System and method for baseband removal of narrowband interference in ultra wideband signals |
| 12/06/2001 | WO2001093444A1 Ultra wide band system and method for fast synchronization |
| 12/06/2001 | WO2001093442A1 Ultrawide band system and method for fast synchronization using multiple detection arms |
| 12/06/2001 | WO2001093441A1 Ultra wide bandwidth spread-spectrum communications method and system |
| 12/06/2001 | WO2001093440A1 Apparatus and method for automatically switching communication/communication suppression mode of wireless communication terminal |
| 12/06/2001 | WO2001093439A1 A receiver |
| 12/06/2001 | WO2001093438A1 Device and method for improved filtering in a radio receiver in the microwave range |
| 12/06/2001 | WO2001093433A2 Method and apparatus for generating a short-range wireless data communication link |
| 12/06/2001 | WO2001093417A2 Low noise, low distortion gilbert cell mixer with gain control, and method |
| 12/06/2001 | WO2001092970A1 Hand-held electronic device |
| 12/06/2001 | WO2001069873A3 Method and apparatus for combined soft-decision based interference cancellation and decoding |
| 12/06/2001 | WO2001054287A3 Method and device for determining the carrier frequency of base stations in the mobile receiver of a cellular mobile telephony system working with w-cdma |
| 12/06/2001 | WO2001054048A3 Data carrier having a controllable carrier-signal receiving-means configuration |
| 12/06/2001 | WO2001052535A3 Transmission system, transmitter and receiver |