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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12/08/1998 | US5848164 System and method for effects processing on audio subband data |
12/08/1998 | US5848160 Digital synthesized wideband noise-like waveform |
12/08/1998 | US5848108 Selective filtering for co-channel interference reduction |
12/08/1998 | US5848097 Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for a multichannel communication network |
12/08/1998 | US5848096 Communication method and system using different spreading codes |
12/08/1998 | US5848095 System and method for adaptive hopping |
12/08/1998 | US5848062 Wireless communication equipment for remote station |
12/08/1998 | US5847662 Radio card communication apparatus |
12/08/1998 | US5847657 Radio selective calling receiver capable of checking time period of stay outside coverage zone |
12/08/1998 | US5847305 Remote control devices for electronic devices |
12/08/1998 | CA2190450C Interface for portable communications device |
12/08/1998 | CA2157959C Apparatus and method for obtaining synchronism between a base station and a portable unit arranged for operation in a frequency hopping system |
12/08/1998 | CA2096401C Group facility protection in a digital telecommunications system |
12/03/1998 | WO1998054844A1 Centralized channel selection in a distributed rf antenna system |
12/03/1998 | WO1998054784A1 Radio apparatus with a built-in antenna |
12/03/1998 | WO1998054146A1 Cyanoguanidines as cell proliferation inhibitors |
12/03/1998 | WO1998042155A3 A method for combining signals, and a receiver |
12/03/1998 | WO1998042082A3 Method and arrangement for forming an address |
12/03/1998 | WO1998038809A3 Selective call device and method for battery saving during information services |
12/03/1998 | WO1998027766A3 Method and device for reducing electricity consumption in mobile multimode telecommunication terminals |
12/03/1998 | DE19821320A1 Wristwatch with satellite receiver for navigation and time transmission |
12/03/1998 | DE19722506A1 Funkgerät Radio set |
12/03/1998 | DE19722369A1 Operating panel for car radio |
12/03/1998 | CA2292876A1 Cyanoguanidines as cell proliferation inhibitors |
12/03/1998 | CA2238741A1 Apparatus and tuning method for a voltage controlled oscillator |
12/02/1998 | EP0881849A2 Radio communication system with fixed and mobile radio equipment |
12/02/1998 | EP0881792A2 Method of receiving programs, and use of this method in a DAB receiver |
12/02/1998 | EP0881786A2 Method and apparatus for transmitting two parallel channels using code division |
12/02/1998 | EP0881784A2 Method and apparatus for controlling the transmission power in a mobile radio satellite communication system |
12/02/1998 | EP0881780A2 Signal reception apparatus in spectrum spread communication system |
12/02/1998 | EP0881779A2 Method and circuit for detecting multipath interference at FM broadcast reception |
12/02/1998 | EP0881700A1 Dielectric filter, dielectric duplexer and communication apparatus |
12/02/1998 | EP0881639A2 Automatic equalization system |
12/02/1998 | EP0880875A1 A method and an arrangement for cooling an apparatus cabinet |
12/02/1998 | EP0880868A2 Method and apparatus for compressing and transmitting high speed data |
12/02/1998 | EP0880855A1 Intelligent memory management system and method |
12/02/1998 | EP0880833A1 A radio broadcasting system, a transmitter and a receiver for use in such a system, a radio broadcasting method and a radio broadcasting signal |
12/02/1998 | EP0880830A1 A dual-mode radio architecture |
12/02/1998 | EP0880829A1 Docking and electrical interface for personal use communication devices |
12/02/1998 | EP0880828A1 Multichannel receiver using analysis by synthesis |
12/02/1998 | EP0880713A1 Combined gps positioning system and communications system utilizing shared circuitry |
12/02/1998 | EP0832521B1 Process for encoding an audio signal digitalised at a low sampling frequency |
12/02/1998 | EP0783794B1 Method for Amplitude Demodulation |
12/02/1998 | EP0634057B1 Radio circuit including antenna assembly |
12/02/1998 | CN1200866A Radio communications device and its cover |
12/02/1998 | CN1200851A Method and apparatus for interference suppression in spread spectrum signal |
12/02/1998 | CN1200850A Method of receiving and searching a signal transmitting in bursts |
12/02/1998 | CN1200636A Radio communication system with stationary radio device and mobile radio device |
12/02/1998 | CN1200634A Selective calling/receiving device |
12/02/1998 | CN1200617A Fixed subscriber unit |
12/02/1998 | CN1200603A Automatic equalization system |
12/02/1998 | CN1041042C Noise cancellation apparatus, and telephone set having same |
12/01/1998 | US5845248 Apparatus for reading out textual information with synthesized speech, and teletext receiver |
12/01/1998 | US5845247 Reproducing apparatus |
12/01/1998 | US5845240 Selective recall and preservation of continuously recorded data |
12/01/1998 | US5845217 Power systems for plug-in modules |
12/01/1998 | US5845216 Optimized companding for communication over cellular systems |
12/01/1998 | US5845212 Optimum power and handover control by cellular system mobile unit |
12/01/1998 | US5845204 Method and apparatus for controlling the wakeup logic of a radio receiver in sleep mode |
12/01/1998 | US5845200 Method and an apparatus for automatically tuning a receiver |
12/01/1998 | US5845197 Portable electronic device with associated earphone |
12/01/1998 | US5844985 Vertically correcting antenna for portable telephone handsets |
12/01/1998 | US5844953 Method for common transmission of digital source and control data between data sources and data sinks connected through data lines |
12/01/1998 | US5844939 Low-cost phaselocked local oscillator for millimeter wave transceivers |
12/01/1998 | US5844938 Carrier based data operated squelch |
12/01/1998 | US5844937 Matched filter system |
12/01/1998 | US5844936 Method and device for eliminating interference signals in a direct sequence spread spectrum link |
12/01/1998 | US5844935 CDMA Receiver |
12/01/1998 | US5844934 Spread spectrum communication system |
12/01/1998 | US5844900 Method and apparatus for optimizing a medium access control protocol |
12/01/1998 | US5844893 In a data communication network |
12/01/1998 | US5844868 Digital-analog shared circuit in dual mode radio equipment |
12/01/1998 | US5844508 Data coding method, data decoding method, data compression apparatus, and data decompression apparatus |
12/01/1998 | US5844482 Tagging system using motion detector |
12/01/1998 | US5844445 Feedback type pre-amplifier |
12/01/1998 | US5843139 Adaptive, performance-optimizing communication system for communicating with an implanted medical device |
12/01/1998 | CA2048385C System monitoring programmable implantable transponder |
11/28/1998 | CA2236607A1 Radio communication system with a stationary and a mobile radio device |
11/26/1998 | WO1998053557A2 Transponder communication device |
11/26/1998 | WO1998053556A2 Direct sequence spread spectrum method, computer-based product, apparatus and system tolerant to frequency reference offset |
11/26/1998 | WO1998053523A1 Radiotelephones with switching antenna matching system |
11/26/1998 | WO1998053456A1 Apparatus and methods for controlling household appliances |
11/26/1998 | WO1998053343A2 Tagging system using motion detector |
11/26/1998 | WO1998038758A3 Orthogonal code synchronization system and method for spread spectrum cdma communications |
11/26/1998 | DE19744915C1 Method of transferring digital data signal from transmitter to receiver |
11/26/1998 | DE19721788A1 Power supply switching arrangement for remote controllable apparatus |
11/26/1998 | DE19717365C1 ISDN-Netz mit DECT-Zwischensystem ISDN network with DECT intermediate system |
11/26/1998 | CA2290348A1 Apparatus and methods for controlling household appliances |
11/25/1998 | EP0880297A2 Mobile assisted handoff for mobile radio communication system |
11/25/1998 | EP0880296A1 Transmission restricting device, radio communication terminal equipment and transmission restricting system using these |
11/25/1998 | EP0880256A2 Portable telephone device |
11/25/1998 | EP0880239A2 Transmission power control system capable of disabling communication of a mobile terminal which carries out an abnormal operation |
11/25/1998 | EP0880238A2 Spread-spectrum signal receiving method and apparatus |
11/25/1998 | EP0880235A1 Wide band audio signal encoder, wide band audio signal decoder, wide band audio signal encoder/decoder and wide band audio signal recording medium |
11/25/1998 | EP0880193A1 Antenna source for the transmission and reception of microwaves |
11/25/1998 | EP0880191A1 Dielectric resonator, dielectric filter, duplexer and communication device |
11/25/1998 | EP0879551A1 Integrated electronic communication device and clip |
11/25/1998 | EP0879525A1 Mobile radio telephone assembly |
11/25/1998 | EP0879506A1 Aperture-to-receiver gain equalization in multi-beam receiving systems |
11/25/1998 | EP0879485A1 Compact radio frequency transmitting and receiving antenna and control device employing same |