Patents
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)
05/2000
05/17/2000CN1253421A Casing of radio set
05/17/2000CN1253420A Rayke receiver and speed detecting circuit
05/17/2000CN1253418A Block size determination used in audio frequency conversion coding and self adapting method
05/17/2000CN1253417A Phase detector possessing frequency control
05/17/2000CN1253394A Antenna fixing device
05/17/2000CN1253330A Electron installation including screen and method of displaying short menu
05/17/2000CN1052609C Pager and its controlling method
05/17/2000CN1052603C Electronic tuner with common line for input and output signals and television set with this tuner
05/17/2000CN1052594C Radio broadcast transmission system and radio broadcast receiver and transmitter
05/17/2000CN1052593C Apparatus and method for reducing power consumption in mobile communication receiver
05/17/2000CN1052592C Smooth spectrum spreading with small spreading factor
05/17/2000CN1052548C Clock generator capable of shut-down mode and clock generation method
05/16/2000US6064872 Totem pole mixer having grounded serially connected stacked FET pair
05/16/2000US6064871 Low power ΔΣ convertor
05/16/2000US6064870 Interference detection circuit having amplitude frequency domain defined discrimination
05/16/2000US6064868 Antenna tuning controller
05/16/2000US6064864 Antenna interlock for housing assembly
05/16/2000US6064863 Constitution of protrusible external and fixed internal antenna for radio portable remote terminal device
05/16/2000US6064862 Method and apparatus for external band selection of a digital microwave radio
05/16/2000US6064857 Dual mode satellite telephone with hybrid battery/capacitor power supply
05/16/2000US6064695 Spread spectrum communication system utilizing differential code shift keying
05/16/2000US6064693 System and method for handling underrun of compressed speech frames due to unsynchronized receive and transmit clock rates
05/16/2000US6064691 Method and apparatus for acquisition of the strongest pilot signal
05/16/2000US6064690 Spread spectrum communication system
05/16/2000US6064689 Radio communications receiver and method of receiving radio signals
05/16/2000US6064688 CDMA synchronous acquisition circuit
05/16/2000US6064665 System and method for single to two-band personal communication service base station conversion
05/16/2000US6064664 Base-band interleaver for code division multiple access mobile telecommunication system
05/16/2000US6064663 Cellular CDMA data link utilizing multiplexed channels for data rate increase
05/16/2000US6064660 GSM transceiver with portable protocol stack
05/16/2000US6064655 Method and apparatus for temperature compensation in a time division multiplex receiver
05/16/2000US6064577 Bottom insert belt clip mount on battery
05/16/2000US6064507 High speed differential optoelectronic receiver
05/16/2000US6064439 FM teletext broadcast receiver
05/16/2000US6064343 Antenna coupling arrangement
05/16/2000US6064338 Array antenna system of wireless base station
05/16/2000US6064336 GPS receiver utilizing a communication link
05/16/2000US6064279 RF offset circuit using a half wavelength transmission line
05/16/2000US6064255 Pulse counting FM demodulator
05/16/2000US6064190 Hand held electromagnetic field detector
05/16/2000US6062912 Antenna coupling system
05/16/2000US6062887 Electronic device with dual card reader employing a drawer
05/16/2000CA2199214C External power source to main battery power source switch
05/16/2000CA2182879C Method and apparatus for mitigating interference in a communication system
05/16/2000CA2181398C Multiple access cellular communication with signal cancellation to reduce co-channel interference
05/16/2000CA2158577C Reverse link, transmit power correction and limitation in a radiotelephone system
05/16/2000CA2142025C Programmable remote control transmitter
05/16/2000CA2092790C Signal receiver gain control device
05/11/2000WO2000027137A1 Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment
05/11/2000WO2000027135A2 Mobile wireless internet portable radio
05/11/2000WO2000027110A1 Ntsc interference rejection filter
05/11/2000WO2000027079A1 Internet gigabit ethernet transmitter architecture
05/11/2000WO2000027066A2 Dual mode qam/vsb receiver
05/11/2000WO2000027062A1 Multi-user receiver
05/11/2000WO2000027046A1 Method and radio station for the transmission of predistorted signals via several radio channels
05/11/2000WO2000027045A1 Variable loop gain in double loop power control systems
05/11/2000WO2000027043A1 Device and method for generating short pn code in mobile communication system
05/11/2000WO2000027042A1 Mobile station receiving method and mobile station receiver
05/11/2000WO2000027041A1 Telephone assembly with automatic antenna adjustment
05/11/2000WO2000027040A2 Method and apparatus for reduction of fm interference for fm in-band on-channel digital audio broadcasting system
05/11/2000WO2000027039A1 Receiver power consumption reduction
05/11/2000WO2000027038A2 Radio frequency transmitters
05/11/2000WO2000026893A1 A plectrum auxiliary device for string musical instruments
05/11/2000WO2000025621A1 A protective cover for an electronic device
05/11/2000WO2000013382B1 Feher keying (fk) modulation and transceivers including clock shaping processors
05/11/2000WO2000008871A3 Device and method for diversity combining signals on common channel in cdma communication system
05/11/2000WO2000008868A3 Method for implementing radio link protocol for efficient data transmission
05/11/2000DE19952682A1 Mobiltelefon vom Klappentyp mit einer zweiseitigen LCD Folder-type mobile phone with a two-sided LCD
05/11/2000DE19850930A1 Frontrahmen für ein elektrisches Gerät und elektrisches Gerät Front frame for an electrical device and electrical device
05/11/2000DE19850279A1 Verfahren für die Übertragung von Signalen zwischen einer ersten Funkstation und einer zweiten Funkstation und Funkstation Procedures for the transmission of signals between a first radio station and a second radio station and radio station
05/11/2000CA2348573A1 Mobile wireless internet portable radio
05/11/2000CA2346785A1 Mobile station receiving method and mobile station receiver
05/11/2000CA2288486A1 Communication terminal apparatus and radio communication method
05/10/2000EP0999721A2 Device for controlling connection of built-in type ear-microphone for portable radio terminal
05/10/2000EP0999664A1 Method for determining a predetermined frequency associated with a transport stream in a digital broadcast receiver
05/10/2000EP0999657A2 CDMA transmission power control capable of preventing call disconnection and degradation of capacity of subscribers
05/10/2000EP0999653A2 Method and system for hit-less switching
05/10/2000EP0999652A1 Space-time diversity receiver for wireless systems
05/10/2000EP0999651A2 Channel characteristics estimation apparatus
05/10/2000EP0999650A2 Broadcast receiver for RDS and method of influencing the sound characteristics of the received audio signal in a broadcast receiver
05/10/2000EP0999533A2 Remote control system for adjustable furniture
05/10/2000EP0999517A1 Rechargable active transponder
05/10/2000EP0999097A2 Front panel for an electrical apparatus and electrical apparatus
05/10/2000EP0998797A2 Device and method for controlling transmission power of punctured frame
05/10/2000EP0998794A2 Communication system and method with orthogonal block encoding
05/10/2000EP0998792A2 Write/read device for communication with transponders, having first coding means and second coding means
05/10/2000EP0998744A1 A model and command set for an av/c-based disc media player/recorder subunit
05/10/2000EP0998671A1 Ultrasonic leak detecting apparatus
05/10/2000EP0927438B1 Antenna arrangement which can be tuned capacitively and pager
05/10/2000EP0686324B1 Receiver having an adjustable bandwidth filter
05/10/2000CN1252911A CDMA communication method
05/10/2000CN1252908A Data communication terminal and method of adjusting a power signal generated therefrom
05/10/2000CN1252905A Battery life extending technique for mobile wireless applications
05/10/2000CN1252681A Small area searching method in asynchronous wide-band code division multiple access system
05/10/2000CN1252652A Mobile communication system capable of reducing business between control stationand base station
05/10/2000CN1252651A Answering determining method, communication method and radio receiving-transmitting unit
05/10/2000CN1252650A Radio relay system using time division multiple access-time duplex transmission mode
05/10/2000CN1252647A Code division multiple access sender and method for producing combined high speed and low speed signal
05/10/2000CN1052361C Method and apparatus for cancelling spreadspectrum noise
05/10/2000CN1052355C Sliding correlation detector