| 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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| 03/03/1999 | CN1209696A Code-distinguishing multi-address receiver for multiple users |
| 03/03/1999 | CN1209688A Linear regulation device for amplifying circuit |
| 03/02/1999 | US5878353 Radio frequency communication device including a mirrored surface |
| 03/02/1999 | US5878336 Apparatus and method for discontinuously operating a receiver |
| 03/02/1999 | US5878333 Tuner with coaxial resonator trimmer |
| 03/02/1999 | US5878332 Multiple frequency RF transceiver |
| 03/02/1999 | US5878331 Integrated circuit |
| 03/02/1999 | US5878098 Method and apparatus for rate determination in a communication system |
| 03/02/1999 | US5878093 Interference rejection combining with frequency correction |
| 03/02/1999 | US5878087 Signal communication device operable in a CDMA mode and an FM mode |
| 03/02/1999 | US5878081 Transmission system for quasi periodic signals |
| 03/02/1999 | US5878080 N-channel transmission, compatible with 2-channel transmission and 1-channel transmission |
| 03/02/1999 | US5878076 Direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station |
| 03/02/1999 | US5877733 Liquid crystal display device and radio reception apparatus provided with same |
| 03/02/1999 | US5877564 Mobile station voltage supply using level shift of base band operating voltages |
| 03/02/1999 | CA2246149A1 Method and device of superimposing and additional information signal on a video signal and detecting said additional information from said video signal |
| 03/02/1999 | CA2070768C Apparatus and method for detecting intermodulation distortion in a radio frequency receiver |
| 03/02/1999 | CA2031019C Homodyne receiver for cable television converter |
| 03/01/1999 | CA2245784A1 Method and apparatus of detecting spectrum spread signal |
| 03/01/1999 | CA2245431A1 Method and apparatus for detecting spectrum spread signals |
| 02/28/1999 | CA2245427A1 Information signal recording/reproducing system, information signal recording device, information signal reproducing device and information signal recording/reproducing process |
| 02/28/1999 | CA2245400A1 Method and apparatus for superimposing and detecting an additional information signal |
| 02/28/1999 | CA2243757A1 A radio frequency zero if direct down converter |
| 02/28/1999 | CA2214287A1 Method and apparatus for encoding a signal using pairs of its sub-band signals for quadrature amplitude modulation |
| 02/27/1999 | CA2244640A1 Apparatus and method for pre-distortion correction of a power amplifier |
| 02/26/1999 | CA2240455A1 Selection of traffic capable station by rds radio while listening to other media |
| 02/26/1999 | CA2240425A1 Automatic radio station memory programming |
| 02/25/1999 | WO1999009721A1 Self configuring multi-mode communications terminal |
| 02/25/1999 | WO1999009684A1 Post-compression hidden data transport for video |
| 02/25/1999 | WO1999009674A2 Method and apparatus for interference cancellation for a high data rate user in a cdma system |
| 02/25/1999 | WO1999009673A1 Method and device for synchronising carrier frequencies in a mobile telephone on carrier frequencies of a fixed station |
| 02/25/1999 | WO1999009672A1 Method and device for registering a mobile telephone in a fixed station |
| 02/25/1999 | WO1999009671A1 Method and fixed station for mobile radiotelephone transmission |
| 02/25/1999 | WO1999009670A1 Method and device for making available useful carrier frequency values for applications in mobile radiotelephone system |
| 02/25/1999 | WO1999009669A1 Method and device for producing a carrier frequency sequence |
| 02/25/1999 | WO1999009668A1 Method and device for producing a random number sequence for carrier frequencies in a mobile radiotelephone system |
| 02/25/1999 | WO1999009667A1 Method and system for signalling a carrier frequency |
| 02/25/1999 | WO1999009666A1 Method for processing data in a communication system receiver |
| 02/25/1999 | WO1999009665A1 Handset for half-duplex communications through a cellular terminal |
| 02/25/1999 | WO1999009664A1 Modular transceiver system and identification of modules therein |
| 02/25/1999 | WO1999009663A1 Device for playing back audio signals in a motor vehicle |
| 02/25/1999 | WO1999009662A1 Remote control auto radio |
| 02/25/1999 | WO1999009661A1 Systems and methods for transmitting mobile radio signals |
| 02/25/1999 | WO1999008563A1 Clamping assembly for a portable electronic unit |
| 02/25/1999 | WO1999008562A1 Clamping assembly |
| 02/25/1999 | WO1998053557A3 Transponder communication device |
| 02/25/1999 | DE19833749A1 Alternative mobile radio system for personal communication |
| 02/25/1999 | DE19744428C1 Digital data signal transmission method |
| 02/25/1999 | DE19734859A1 Elektrisches Gerät Electrical equipment |
| 02/25/1999 | DE19726447A1 Reception/reproduction blocking for TV and/or radio apparatus |
| 02/25/1999 | CA2300137A1 Systems and methods for transmitting mobile radio signals |
| 02/25/1999 | CA2300128A1 Method and arrangement for logging on a mobile unit at a fixed station |
| 02/25/1999 | CA2300068A1 Method and device for generating a carrier frequency |
| 02/25/1999 | CA2300067A1 Method and transmission system for the signalling of a carrier frequency |
| 02/25/1999 | CA2300064A1 Method and device for generating a random number sequence for carrier frequencies of a mobile radio transmission |
| 02/25/1999 | CA2300061A1 Method and arrangement for synchronizing the carrier frequencies of a mobile unit with the carrier frequencies of a fixed station |
| 02/24/1999 | EP0898393A2 Pseudo-orthogonal code generating method and device |
| 02/24/1999 | EP0898383A2 Digital despreading and weighting receiver |
| 02/24/1999 | EP0898381A2 Equalizing method and equalizer for ofdm receiver |
| 02/24/1999 | EP0898379A2 Code division multiple access communication with pilot aided detection |
| 02/24/1999 | EP0898378A2 Wireless information communication method and device |
| 02/24/1999 | EP0898377A2 Electronic apparatus with a helpkey |
| 02/24/1999 | EP0898365A1 UHF/VHF tuner |
| 02/24/1999 | EP0898324A1 Antenna system |
| 02/24/1999 | EP0897656A1 Electromagnetic shield for a radiotelephone |
| 02/24/1999 | EP0897645A1 Call forwarding function for a portable radio communications device |
| 02/24/1999 | EP0897622A1 Electronic watch comprising a watch/transponder chip |
| 02/24/1999 | EP0897621A1 Telecommunications system not connected to the network |
| 02/24/1999 | EP0897563A1 Method for selecting an electronic module from a plurality of modules present in the query field of a terminal |
| 02/24/1999 | EP0858695A4 Apparatus and method for digital data transmission |
| 02/24/1999 | EP0746916A4 Frequency selection method and apparatus |
| 02/24/1999 | EP0557297B1 Method and apparatus for modulating and detecting a subcarrier signal for an inductively coupled transponder |
| 02/24/1999 | CN1209230A Channel training of multi-channel receiver system |
| 02/24/1999 | CN1209211A Method and apparatus system for data transfer |
| 02/24/1999 | CN1209032A Portable telephone device |
| 02/24/1999 | CN1209007A Equalizing method for OFDM receiver and equalizer |
| 02/24/1999 | CN1209003A Wireless communication apparatus and wireless communication method |
| 02/24/1999 | CN1209002A Circuit for transmitting/receiving signals |
| 02/24/1999 | CN1209001A Equalizing method and equalizer for OFDM receiver |
| 02/24/1999 | CN1209000A Arrangement for tuning resonant circuit for both super high frequency and far super high frequency |
| 02/24/1999 | CN1208999A Digital receiving apparatus |
| 02/24/1999 | CN1208983A Power assembly of portable device, and portable device relating to same |
| 02/24/1999 | CN1042280C Transmitting method, receiving method, and communication method for bi-directional bus system and bi-directional bus system |
| 02/23/1999 | US5875449 Computer connection available data wireless apparatus with clock signal frequency variable function |
| 02/23/1999 | US5875424 Encoding system and decoding system for audio signals including pulse quantization |
| 02/23/1999 | US5875389 SSB radio receiver |
| 02/23/1999 | US5875388 Crystal oscillator with automatic compensation for aging and temperature |
| 02/23/1999 | US5875216 For a wireless receiver |
| 02/23/1999 | US5875209 Digital radio system including repeater equipment, end equipment and receiver |
| 02/23/1999 | US5875208 Delay compensation in a discrete multitone spread spectrum communications system |
| 02/23/1999 | US5875186 Dynamic wireless local area network with interactive communications within the network |
| 02/23/1999 | US5875184 Method for transferring data packets |
| 02/23/1999 | US5874925 Parabolic antenna capable of adjusting the elevation angle of a feed horn |
| 02/23/1999 | US5874914 GPS receiver utilizing a communication link |
| 02/23/1999 | US5874888 Car radio with an anti-theft device |
| 02/23/1999 | US5874862 Phase-locked loops having two amplifiers for driving a vco |
| 02/23/1999 | US5874861 Amplifier circuit |
| 02/23/1999 | US5874829 Supply voltage processing circuit and a data carrier with a supply voltage processing unit |
| 02/23/1999 | US5874724 Light selectable radio frequency identification tag and method therefor |
| 02/23/1999 | CA2169961C Interference suppression in cdma systems |