Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
04/2000
04/05/2000EP0649544B1 Virtual data source for radio transceiver
04/05/2000CN2372851Y Mobile telephone with down antenna
04/05/2000CN2372833Y 遥控器 Remote Control
04/05/2000CN1249868A Reception method and receiver
04/05/2000CN1249867A Signal combining device and method for radio communication
04/05/2000CN1249866A Transceiver and telecommunication system having transceiver
04/05/2000CN1249865A Wireless communication device
04/05/2000CN1249864A Receiver apparatus, and associated method, for receiving receive signal transmitted upon channel susceptible to interference
04/05/2000CN1249817A Antenna for transmission and reception of signals having linear polarisation
04/05/2000CN1249649A Receiving circuit, mobile terminal with receiving circuit and method for receiving data
04/05/2000CN1249648A Testing terminal for mobile telephone
04/05/2000CN1249645A Electronic equipment with double-card reader using drawer
04/05/2000CN1249644A Apparatus and related method for displaying probability of success communication in mobile radio terminal
04/05/2000CN1249638A Code division multiple access receiving method and receiver
04/05/2000CN1249600A Wireless telephone including bar antenna
04/05/2000CN1249583A Changeable frequency mode, voltage controlled oscillator and spread spectrum communication receiver thereby
04/05/2000CN1249582A Code-division multiple access emitter capable of reducing emission power
04/05/2000CN1249581A Code-division multiple access telephone receiver
04/05/2000CN1249580A Method and apparatus for demodulating in radio communication system by M sequence orthogonal modulating
04/05/2000CN1249575A Receiving circuit, mobile terminal with receiving circuit, and method for receiving data
04/05/2000CN1249568A Radio equipment comprising frequency synthesizer and phase discriminator
04/05/2000CN1051190C Mono FM radio in TV receiver
04/05/2000CN1051184C Radio broadcast system
04/05/2000CN1051183C Common frequency multiplex anti-interference real-time identifying method and system
04/05/2000CN1051173C Electronic apparatus including battery arrangement and discharging arrangement
04/04/2000US6047306 CDMA communication RF signal processing apparatus using SAW
04/04/2000US6047200 Remote wireless unit having reduced power operating mode
04/04/2000US6047199 Systems and methods for transmitting mobile radio signals
04/04/2000US6047195 Sound volume setting device for a portable telephone
04/04/2000US6047171 Method and apparatus for combating adjacent channel interference using multiple IF filters
04/04/2000US6047169 Radio communications device with reference-compensated power down control and methods of operating thereof
04/04/2000US6047168 Device and method for radio transmitters
04/04/2000US6047167 Output power control device
04/04/2000US6047166 Gain structure of antennae of mobile phones
04/04/2000US6047163 Miniature radio apparatus having loop antenna including human body
04/04/2000US6047023 Swept frequency modulation and demodulation technique
04/04/2000US6047020 Receiving method and a receiver
04/04/2000US6047019 Receiver for spectrum spread communication system
04/04/2000US6047018 Multi-carrier communication method and device
04/04/2000US6047017 Spread spectrum receiver with multi-path cancellation
04/04/2000US6047016 Processing a spread spectrum signal in a frequency adjustable system
04/04/2000US6047015 Mobile radio apparatus
04/04/2000US6046992 Radio frequency local area network
04/04/2000US6046730 Backlighting scheme for a multimedia terminal keypad
04/04/2000US6046683 Modulated backscatter location system
04/04/2000US6046623 Signal detecting circuit
04/04/2000US6044795 Automatic feeding system having animal carried transmitter which transmits feeding instructions to feeder
04/04/2000CA2178777C Radio transmitter/receiver
04/04/2000CA2176983C Remote control for home audio system
04/04/2000CA2139268C Sync acquisition and tracking circuit for ds/cdma receiver
04/04/2000CA2128553C Wireless base station
03/2000
03/30/2000WO2000018149A2 Paging
03/30/2000WO2000018142A2 Apparatus and method of searching for pn sequence phase in multi-carrier cdma mobile communication system
03/30/2000WO2000018075A1 Methods and circuits for generating a preemphasis waveform
03/30/2000WO2000018072A1 Open loop receiver
03/30/2000WO2000018055A1 Method and apparatus for transmitting and receiving variable rate data
03/30/2000WO2000018054A2 Methods and apparatus for multimedia networking systems
03/30/2000WO2000018048A1 Multicarrier communication device and multicarrier communication method
03/30/2000WO2000018046A1 Tandem audio compression
03/30/2000WO2000018039A1 Apparatus and method for performing a signal search in a wireless communication system
03/30/2000WO2000018035A1 Apparatus, and associated method, for effectuating power control of a communication device
03/30/2000WO2000018033A1 Automatic power control in uncoordinated frequency-hopping radio systems
03/30/2000WO2000018030A1 Cyclic adaptive receivers for ds-cdma signals
03/30/2000WO2000018029A1 Interference reduction in mobile stations for cdma mobile communications networks
03/30/2000WO2000018028A1 Method for receiving or sending messages
03/30/2000WO2000018027A1 Multi-clock matched filter for receiving signals with multipath
03/30/2000WO2000018026A1 Multiband antenna switcher
03/30/2000WO2000018025A1 Portable communication terminal
03/30/2000WO2000018024A1 Ghost eliminating equalizer
03/30/2000WO2000018023A1 Intelligent control of receiver linearity based on interferences
03/30/2000WO2000018022A1 Base station device and transmission method
03/30/2000WO2000018014A1 Pll circuit and radio communication terminal using pll
03/30/2000WO2000018005A1 High efficiency switched gain power amplifier
03/30/2000WO2000018004A1 High efficiency switched gain power amplifier
03/30/2000WO2000018002A1 Multi-carrier transmitting apparatus and method
03/30/2000WO2000017901A1 Magnetic pole insensitive switch circuit
03/30/2000WO2000017812A1 Embeddable remotely identifiable identification system
03/30/2000WO2000017738A1 Internet-based service for updating a programmable control device
03/30/2000WO2000017737A1 Remote control device with location dependent interface
03/30/2000WO2000017014A1 Device for safe use of a portable cellular telephone while driving
03/30/2000WO2000003549A3 Channel communication device and method for mobile station in asynchronous cdma communication system
03/30/2000WO2000002397A3 Device and method for cancelling code interference in a cdma communication system
03/30/2000WO2000002396A3 Method for searching cells in mobile communication system
03/30/2000DE19941881A1 Dielektrisches Filter, dielektrischer Duplexer und Sende-Empfangs-Vorrichtung A dielectric filter, dielectric duplexer, and transmitting-receiving device
03/30/2000DE19931245A1 Verfahren und System zum Verschieben von Frequenzuntergruppen zwecks Vermeidung von Basisstationsstörungen in einem mit Frequenzsprüngen arbeitenden drahtlosen Telefonsystem A method and system for shifting of frequency sub-groups in order to avoid interference in a base station operating with frequency hopping wireless telephone system
03/30/2000DE19860058C1 Radio pollable surface wave component with optimal code range, e.g. for level measurement
03/30/2000DE19849557A1 Rake receiver finger tracking method especially for UMTS
03/30/2000DE19849544A1 Synchronous rake receiver especially for UMTS
03/30/2000DE19843701A1 Mobiltelefon Mobile phone
03/30/2000DE19839857A1 Rundfunkempfangsgerät Radio receiver
03/30/2000DE19832851C1 Akquisitionsverfahren und Anordnung zur Durchführung des Verfahrens Acquisition method and arrangement for performing the method
03/30/2000CA2345089A1 High efficiency switched gain power amplifier
03/30/2000CA2344648A1 Tandem audio compression
03/30/2000CA2341462A1 Embeddable remotely identifiable identification system
03/30/2000CA2340989A1 Automatic power control in uncoordinated frequency-hopping radio systems
03/30/2000CA2311376A1 Multi-carrier communication system and multi-carrier communication method
03/30/2000CA2280324A1 Cdma power control for paging and initial traffic channel power
03/29/2000EP0989695A2 Receiver for receiving Digital Audio Broadcast (DAB) programmes
03/29/2000EP0989689A2 Transmission power controller for use in mobile communication terminal equipment
03/29/2000EP0989687A2 Automatic frequency control in a Rake receiver
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