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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09/30/1999 | WO1999037099A3 Systems and methods for wireless communications |
09/30/1999 | DE19813368A1 Message transmission method enables even long lines forming part of the transmitted message to be displayed meaningfully on different display devices with different display capacities |
09/30/1999 | DE19812728A1 Anordnung für einen Antennenschwingkreis für kontaktlose Übertragungssysteme Arrangement for an antenna resonant circuit for contactless transmission systems |
09/30/1999 | DE19812277A1 Mobile telephone with transmit and receiver parts in casing |
09/30/1999 | DE19811775A1 Plug-in card for expanding a personal computer |
09/30/1999 | DE19811489A1 Portable high frequency transmitter |
09/30/1999 | CA2325423A1 Method of communication between a plurality of remote units and a control unit |
09/30/1999 | CA2325421A1 Spread spectrum communication device and spread spectrum communication method |
09/30/1999 | CA2323004A1 Method for digital equalisation, and radio communication receiver implementing said method |
09/29/1999 | EP0946085A1 Electronic apparatus having an environmentally sealed external enclosure |
09/29/1999 | EP0946060A1 Menu-driven television program access system and method |
09/29/1999 | EP0946010A2 Receiver for receiving digital broadcast programmes |
09/29/1999 | EP0945996A1 CDMA receiver with parallel interference suppression and weighting |
09/29/1999 | EP0945995A2 RAKE receiver with adaptive delay profile measurement |
09/29/1999 | EP0945994A2 Adaptive acquisition system for spread spectrum transmissions compensating for frequency offset and noise |
09/29/1999 | EP0945993A2 Period determination of sampled pseudo-random binary sequence signals |
09/29/1999 | EP0945992A1 CDMA array processor |
09/29/1999 | EP0945991A2 Dual band mobile phone handset |
09/29/1999 | EP0945990A1 Multiband receiver for multiband radio signals and multiband mobile telephone comprising a receiver |
09/29/1999 | EP0945978A1 Apparatus for stabilizing transmission output |
09/29/1999 | EP0945917A2 Antenna arrangement and mobile terminal |
09/29/1999 | EP0945911A1 Satellite broadcast receiving converter |
09/29/1999 | EP0945829A2 Arrangement for a resonant circuit coil for contactless communicationsystems |
09/29/1999 | EP0944977A1 Method and apparatus for digital symbol detection using transmission medium response estimates |
09/29/1999 | EP0944973A1 Method for suppressing interference signals during transmission of digital signals |
09/29/1999 | EP0944971A2 Wideband code-division-multiple access system and method |
09/29/1999 | EP0944929A1 Method for a transceiver to select a channel |
09/29/1999 | EP0772920B1 Mobile radio transmitting/receiving device with transmitting power regulation circuit |
09/29/1999 | CN1230310A Receiving method and receiver |
09/29/1999 | CN1230309A Compensation for second order intermodulation in homodyne receiver |
09/29/1999 | CN1230308A Data transmission equipment |
09/29/1999 | CN1230089A Mobile telephone apparatus |
09/29/1999 | CN1230060A Reception method and apparatus in CDMA system |
09/29/1999 | CN1230059A Communication device and method for interference suppression using adaptive equalization in spread spectrum communication system |
09/29/1999 | CN1230058A Method for calculating phase shift coefficients of M sequence |
09/29/1999 | CN1230048A Method and apparatus for controlling and maintaining tower top low noise amplifier |
09/29/1999 | CN1230036A Band elimination dielectric filter, dielectric duplexer and communication device using the same |
09/28/1999 | US5960401 Method for exponent processing in an audio decoding system |
09/28/1999 | US5960400 Signal transfer acceleration system and method for accelerating transfer of an audio signal through a communications channel |
09/28/1999 | US5960390 Coding method for using multi channel audio signals |
09/28/1999 | US5960367 Incoming calling system |
09/28/1999 | US5960366 Wrist-watch wireless telephone |
09/28/1999 | US5960346 Apparatus and method for reducing magnetic fields in radio telephones |
09/28/1999 | US5960335 Digital radio communication apparatus with a RSSI information measuring function |
09/28/1999 | US5960334 Amplifier and portable telephone apparatus using the same |
09/28/1999 | US5960328 FM radio receiver and signal processing device used therein |
09/28/1999 | US5960327 Method for a transceiver to select a channel |
09/28/1999 | US5960325 Method and apparatus for conserving energy in a radio communication system |
09/28/1999 | US5960090 Process and device for wireless transmission |
09/28/1999 | US5960045 Method of digital differential demodulation |
09/28/1999 | US5960037 Encoding of a plurality of information signals |
09/28/1999 | US5960033 Matched filter |
09/28/1999 | US5960032 High speed data transmission using expanded bit durations in multiple parallel coded data streams |
09/28/1999 | US5960031 Ultrawide-band communication system and method |
09/28/1999 | US5960030 Carrier detection unit and carrier detection method |
09/28/1999 | US5960029 Coherent dual-channel QPSK modulator/demodulator for CDMA systems, and modulating/demodulating methods therefor |
09/28/1999 | US5960028 Spread spectrum communication system |
09/28/1999 | US5959751 Universal remote control device |
09/28/1999 | US5959699 Reception mode control in radio receivers for receiving both VSB and QAM digital television signals |
09/28/1999 | US5959583 Antenna adapter |
09/28/1999 | US5959550 Remote meter reading system |
09/28/1999 | US5959539 Apparatus for the remote control of electronic devices with key allocation |
09/28/1999 | US5959497 Process for controlling the power of the transmission amplifier of radio equipment |
09/28/1999 | US5957718 Device for receiving a memory card |
09/28/1999 | US5957357 Flexible receptacle device |
09/28/1999 | CA2181809C Split frequency band signal digitizer and method |
09/28/1999 | CA2181807C Wideband frequency signal digitizer and method |
09/28/1999 | CA2156038C Radio modem |
09/28/1999 | CA2151737C Correlation detector and communication apparatus |
09/28/1999 | CA2143144C Modulated backscatter wireless communication system having an extended range |
09/28/1999 | CA2125101C Radio frequency control system |
09/28/1999 | CA2108233C Method and apparatus for reducing the peak-to-average power in multi-carrier rf communication systems |
09/24/1999 | CA2261554A1 Electronic apparatus having an environmentally sealed external enclosure |
09/23/1999 | WO1999048264A1 Folding communication device |
09/23/1999 | WO1999048259A1 Direct frequency selection and down-conversion for digital receivers |
09/23/1999 | WO1999048221A1 Adaptive reacquisition time in a slotted paging environment |
09/23/1999 | WO1999048220A1 Combiner circuit for dual band voltage controlled oscillators |
09/23/1999 | WO1999048201A2 Tuning with diode detector |
09/23/1999 | WO1999039484A3 Transmission method and radio system |
09/23/1999 | WO1999035706A3 Shaped directional antenna array for improved location information |
09/23/1999 | DE19908594A1 Verfahren und Gerät zur Erhöhung einer Ausgangsimpedanz eines Sendeverstärkers während des Empfangsmodus einer 2-Wege-Nachrichtenübertragungseinheit Method and apparatus for increasing an output impedance of a transmission amplifier during the receive mode of a two-way communication unit |
09/23/1999 | DE19902130A1 Fernsteuervorrichtung eines Staubsaugers Remote control apparatus of a vacuum cleaner |
09/23/1999 | DE19811839A1 Circuit for controlling amplifier output power |
09/23/1999 | DE19810719A1 Method of improving the noise resistance of receivers for satellite navigation, esp. for narrowband noise sources |
09/22/1999 | EP0944273A1 Method of and apparatus for power saving and on board electronic equipment |
09/22/1999 | EP0944221A2 Communication device and method for operating the same |
09/22/1999 | EP0944213A2 Digital broadcast receiver |
09/22/1999 | EP0944201A2 System and method for measuring channel quality in a communication system |
09/22/1999 | EP0944198A2 A method and apparatus for assigning codes |
09/22/1999 | EP0944193A2 Receiver for the reception of digital broadcasts |
09/22/1999 | EP0944182A2 Method and apparatus for adjusting transmission power of a CDMA terminal |
09/22/1999 | EP0944181A2 Radio information communication system using multi-carrier spread spectrum transmission system and signal collision detection method |
09/22/1999 | EP0944180A2 Radio information communication system using multi-carrier spread spectrum transmission system and error correction method |
09/22/1999 | EP0944179A2 Radio information communication system |
09/22/1999 | EP0944178A2 Synchronization detection device and method in DS-CDMA |
09/22/1999 | EP0944176A1 Dual mode communication device and method of operation |
09/22/1999 | EP0944175A1 Filter for mobile telephone apparatus |
09/22/1999 | EP0944172A2 Phase-locked loop for generating an output signal in two or more frequency ranges |
09/22/1999 | EP0944015A2 Interrogator with variable maximum output power |
09/22/1999 | EP0943496A1 Car radio with pivotable front |