| 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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| 06/17/1999 | DE19802373C1 Demodulation circuit for two dimensional data symbols transferred by data communications |
| 06/17/1999 | DE19755832A1 Generation of frequency hopping sequence for radio communication |
| 06/17/1999 | DE19755075A1 Mobile alarm and emergency call system |
| 06/17/1999 | CA2313453A1 Spread spectrum multipath demodulator for a multichanel communication system |
| 06/16/1999 | EP0923272A2 Signal quality measurement using full-complex FM detector |
| 06/16/1999 | EP0923259A2 Cellular networks with spare base and satellite stations |
| 06/16/1999 | EP0923216A1 Docking station for mobile telecommunication handset |
| 06/16/1999 | EP0923200A2 Asymmetrical encoding/decoding method and apparatus for communication networks |
| 06/16/1999 | EP0923199A2 CDMA Interference canceller |
| 06/16/1999 | EP0923198A2 A method for selecting the frequency range in radio communication devices operating in several frequency ranges and a communication device |
| 06/16/1999 | EP0922370A1 Multi-mode mobile station supporting multiple cellular telephone system operation with limited subscriber identity module card |
| 06/16/1999 | EP0922339A1 Method and apparatus for acquiring low duty-cycle reference signals in a mobile communications environment |
| 06/16/1999 | EP0922337A2 Adaptive communication system and method using unequal weighting of interference and noise |
| 06/16/1999 | EP0922336A1 Arrangement for reducing intermodulation distortion of radio frequency signals |
| 06/16/1999 | EP0922335A1 Wireless base station with near-far gain compensation |
| 06/16/1999 | EP0922328A1 Multi-band audio compressor with look-ahead clipper |
| 06/16/1999 | EP0922316A1 Method of tuning summing network of base station |
| 06/16/1999 | EP0906691A4 Ir transmitter with magnetic stripe card reader |
| 06/16/1999 | CN2324732Y Electromagnetic wave shielding cover of mobile telephone |
| 06/16/1999 | CN2324710Y Stereo wireless transmitting receiver |
| 06/16/1999 | CN2324708Y Radio interference suppressor for vehicle |
| 06/16/1999 | CN2324707Y Vehicle-shape radio cassette tape recorder |
| 06/16/1999 | CN2324706Y Multi-function alarmer |
| 06/16/1999 | CN1220062A Apparatus for acquiring code phase lock in direct sequence spread spectrum systems |
| 06/16/1999 | CN1220061A Apparatus for code tracking in direct sequence spread spectrum receiver |
| 06/16/1999 | CN1220060A Method and apparatus for automatically configuring control program for mobile radio communication device |
| 06/16/1999 | CN1220059A Tuning system for achieving quick acquisition times for digital satellite receiver |
| 06/16/1999 | CN1220055A Apparatus, method and article of manufacture for carrier frequency compensation in FM radio receiver |
| 06/16/1999 | CN1220033A Multi-axis vertically corrected antenna for handheld wireless communications devices |
| 06/16/1999 | CN1219828A Method of transmission power control in mobile communication system |
| 06/16/1999 | CN1219826A 下行转换混合器 Down-conversion mixer |
| 06/16/1999 | CN1219821A Tuning assembly for TV set |
| 06/16/1999 | CN1219805A Apparatus of dual mode radio communication |
| 06/15/1999 | US5913191 Method for signal processing |
| 06/15/1999 | US5913186 Discrete one dimensional signal processing apparatus and method using energy spreading coding |
| 06/15/1999 | US5913174 Connectorized antenna for wireless LAN PCMCIA card radios |
| 06/15/1999 | US5913173 Radio frequency device |
| 06/15/1999 | US5913157 Receiver composing RDS-TMC message for display or voice output |
| 06/15/1999 | US5913156 Receiver storing spellings for RDS-TMC messages using separators for different language spellings |
| 06/15/1999 | US5913155 Broadcasting signal receiving apparatus and pulse counting demodulators |
| 06/15/1999 | US5913154 Rf device |
| 06/15/1999 | US5913153 Mobile station without a transmission/reception duplexer |
| 06/15/1999 | US5913152 FM composite signal processor |
| 06/15/1999 | US5912932 Apparatus and methods for decoding a communication signal |
| 06/15/1999 | US5912927 Multi-channel transmitter having an adaptive antenna array |
| 06/15/1999 | US5912926 Method of and apparatus for controlling modulation of digital signals in frequency modulated transmissions |
| 06/15/1999 | US5912924 Bidirectional channels using common pins for transmit and receive paths |
| 06/15/1999 | US5912919 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system |
| 06/15/1999 | US5912918 Method and an apparatus for attachment of a remote station to a base station in a multicellular communications network |
| 06/15/1999 | US5912917 Digital broadcast system |
| 06/15/1999 | US5912798 For high frequency applications |
| 06/15/1999 | US5912594 Compact crystal oscillator having no large capacitor element |
| 06/15/1999 | US5912588 Gain control circuit for a linear power amplifier |
| 06/15/1999 | US5912544 Electronic equipment and method for enabling plural types of batteries to be selectively used |
| 06/15/1999 | CA2254483A1 Reducing peak to average ratio of transmit signal by intentional phase rotating among composed signals |
| 06/15/1999 | CA2176551C Method and apparatus for amplifying a signal |
| 06/15/1999 | CA2161263C Process for determining the type of coding to be selected for coding at least two signals |
| 06/15/1999 | CA2148366C Code division multiple access transmitter and receiver |
| 06/10/1999 | WO1999029055A1 Method and apparatus for conserving power in a pager |
| 06/10/1999 | WO1999029054A1 Packet-switched spread-spectrum system |
| 06/10/1999 | WO1999029047A1 Method and apparatus for increasing receiver immunity to interference |
| 06/10/1999 | WO1999029045A1 Method for controlling devices connected to a central controller, and a corresponding controller |
| 06/10/1999 | WO1999016179A3 Improvements in or relating to phasing receivers |
| 06/10/1999 | WO1999014866A3 Transmission system with improved reconstruction of missing parts |
| 06/10/1999 | WO1999010886A3 Method and device for detecting a transient in a discrete-time audiosignal |
| 06/10/1999 | WO1998058457A3 Reduced peak-to-average amplitude multichannel link |
| 06/10/1999 | WO1998056120A3 Transmit power control in a radio communication system |
| 06/10/1999 | DE19804760A1 Radio transceiver with dipole aerial on housing |
| 06/10/1999 | DE19754406A1 Rundfunkempfänger Broadcast radio receiver |
| 06/10/1999 | CA2275115A1 Method and apparatus for increasing receiver immunity to interference |
| 06/09/1999 | EP0921652A2 Orthogonal complex spreading method for multichannel and apparatus thereof |
| 06/09/1999 | EP0921649A1 Portable radio telephone equipment and control thereof |
| 06/09/1999 | EP0921645A2 Spread spectrum diversity transceiver |
| 06/09/1999 | EP0921644A1 Method of transmission power control in mobile communication system |
| 06/09/1999 | EP0921642A2 Multiband high-frequency switching module |
| 06/09/1999 | EP0920779A1 Video signal routing system |
| 06/09/1999 | EP0920751A1 Low delay noise reduction filter |
| 06/09/1999 | EP0920743A1 Symbol-matched filter having a low silicon and power requirement |
| 06/09/1999 | EP0920742A2 Receiving method and receiver |
| 06/09/1999 | EP0920741A1 Frequency division multiplexed transmission of sub-band signals |
| 06/09/1999 | EP0920740A2 Transponder communication device |
| 06/09/1999 | EP0920738A1 High capacity wireless communication using spatial subchannels |
| 06/09/1999 | EP0920737A1 Connectorized antenna for wireless lan pcmcia card radios |
| 06/09/1999 | EP0920736A1 Method and apparatus for communicating information |
| 06/09/1999 | EP0920735A1 Receiver with a tunable parallel resonant circuit |
| 06/09/1999 | EP0920734A1 Method for determining strength of co-channel signals, and a receiver |
| 06/09/1999 | EP0920733A1 Method and apparatus for detecting interference in a receiver for use in a wireless communication system |
| 06/09/1999 | EP0920732A2 Method and apparatus for communicating information |
| 06/09/1999 | EP0920635A1 Diagnostic procedure for electrical appliances |
| 06/09/1999 | EP0661821B1 Encoding and decoding apparatus causing no deterioration of sound quality even when sinewave signal is encoded |
| 06/09/1999 | CN2323522Y Automatic relaying loudspeaker for FM wire broadcasting |
| 06/09/1999 | CN1219340A Electromagnetic shield for a radio telephone |
| 06/09/1999 | CN1219320A 多调谐器接收机 Multi-tuner receivers |
| 06/09/1999 | CN1219315A Balanced transversal I, Q filter for quadrature modulators |
| 06/09/1999 | CN1219313A A method and an arrangement for receiving a symbol sequence |
| 06/09/1999 | CN1219311A Method and apparatus for processing low power pseudo-random code sequence signal |
| 06/09/1999 | CN1219310A System and method for reducing interference generated by a digital communication device |
| 06/09/1999 | CN1219289A Antenna assembly for radio telephonic device |
| 06/09/1999 | CN1219081A Communication method transmitting method, receiving method, base station and terminal equipment |
| 06/09/1999 | CN1219076A Mobile communication terminal and its software platform |