| 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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| 05/19/2004 | CN1498473A Method and system for increased bandwidth efficiency in multiple input-multiple output channels |
| 05/19/2004 | CN1498460A Delay lock loops for wireless communication system |
| 05/19/2004 | CN1498457A Direct conversion receiver and DC offset reducing method |
| 05/19/2004 | CN1498441A Filter network combining non-superconducting and superconducting filters |
| 05/19/2004 | CN1498026A High-frequency assembly and communication device |
| 05/19/2004 | CN1498020A Folding mobile phone |
| 05/19/2004 | CN1498015A 便携通信装置 The portable communication device |
| 05/19/2004 | CN1498012A Mobile phone |
| 05/19/2004 | CN1498009A Radio Communication terminal |
| 05/19/2004 | CN1498007A Method of voice compressing in mobile terminal |
| 05/19/2004 | CN1498004A 便携终端 Portable terminal |
| 05/19/2004 | CN1498003A 便携终端 Portable terminal |
| 05/19/2004 | CN1497996A High-frequency power amplifying electric unit and radio communication system |
| 05/19/2004 | CN1497961A Electronic regulating system of TV. signal tuner |
| 05/19/2004 | CN1497929A Keypad assembly of mobile phone |
| 05/19/2004 | CN1497928A Imput device and electronic equipment |
| 05/19/2004 | CN1497923A 电子设备 Electronic equipment |
| 05/19/2004 | CN1497921A Radio communciation circuit, radio communication terminal and method, recording medium and program |
| 05/19/2004 | CN1497889A Joint detection receiving equipment and method without considering orthogonal code length |
| 05/19/2004 | CN1497887A Dechannelizing method of W-CDMA system |
| 05/19/2004 | CN1497885A Radio communication system, method, and emitting and receiving device suitable for said system and mathod |
| 05/19/2004 | CN1497870A Low nose block frequency changer having multiple local oscillator |
| 05/19/2004 | CN1497867A Diversity receiver and diversity receiving method |
| 05/19/2004 | CN1497864A Communication device and method of strong antiburst error and execution program and recording medium |
| 05/19/2004 | CN1497863A Method of emitting data code element to user in ultra wide band telecommunication system |
| 05/19/2004 | CN1497862A Low cost high-frequency device, high-frequency amplifying method, radio communication device and mobile phone |
| 05/19/2004 | CN1497861A Voltage-controlled oscillator, radio communication equipment and method of voltag control oscillation |
| 05/19/2004 | CN1497859A 数据接收方法 Data receiving method |
| 05/19/2004 | CN1497858A 平衡传输装置 Balance transfer device |
| 05/19/2004 | CN1497851A High-frequency switch |
| 05/19/2004 | CN1497838A Power amplifying circuit and method for supplying power by multiple required power output level |
| 05/19/2004 | CN1497837A Frequency transformation circuit and tuner using it and set-top box CATV receiving |
| 05/19/2004 | CN1497836A Electronic circuit, modulating method, information processing devcie and information processing method |
| 05/19/2004 | CN1497782A Satellite broadcast receiver for reducing power consumption |
| 05/19/2004 | CN1497774A Surface mounting antenna, antenna equipment and communication equipment using the antenna |
| 05/19/2004 | CN1497426A Interactive voice reproducing |
| 05/19/2004 | CN1497403A Intelligence process module and object in processing factory |
| 05/19/2004 | CN1497317A Camera lens assembly of double-axle rotating |
| 05/19/2004 | CN1150790C Electronic apparatus and personal information management method |
| 05/19/2004 | CN1150788C Communication method and apparatus improvements |
| 05/19/2004 | CN1150783C Mobile terminal, base station and its synchronizing control method |
| 05/19/2004 | CN1150779C Method and apparatus for message correction |
| 05/19/2004 | CN1150763C System for acquiring information requested by user via program guide selection |
| 05/19/2004 | CN1150758C Device for common antenna of sharing TV broadcast signals with calling signals in radio communication terminal |
| 05/19/2004 | CN1150738C Mobile communication unit with bone conduction speaker |
| 05/19/2004 | CN1150734C Battery pack changing type handheld wireless communication device |
| 05/19/2004 | CN1150712C Down link receiving method for cancelling interference of common down channel before despreading |
| 05/19/2004 | CN1150711C Adaptive predicting smoothing RAKE reception method and receiver |
| 05/19/2004 | CN1150710C Dynamic average length regulating method and device for channel estimation |
| 05/19/2004 | CN1150709C Speed band-enlarging and-deenlarging method for two-stage code converter chips in CDMA cellular system |
| 05/19/2004 | CN1150708C Method for raising channel utilization rate of code vision multiple address cellular mobile communication system |
| 05/19/2004 | CN1150707C Method for demultiplexing WCDMA down channel |
| 05/19/2004 | CN1150706C Method for multiplexing WCDMA up channel |
| 05/19/2004 | CN1150697C TDD framing method for physical layer of wireless system |
| 05/19/2004 | CN1150694C Modulation system and methods including oversampling of narrow bandwidth signals and DC offset compensation |
| 05/19/2004 | CN1150690C Apparatus for simultaneous receiving/transmitting signal with low noise amplifier |
| 05/19/2004 | CN1150684C Channel estimation in CDMA wireless communication system |
| 05/19/2004 | CN1150683C Upstream grouping transmission rate control method for CDMA communication system |
| 05/19/2004 | CN1150673C Automatic gain controller and method, and communication device with automatic gain control function |
| 05/19/2004 | CN1150456C Image coding method and coding apparatus |
| 05/18/2004 | US6738978 Method and apparatus for targeted advertising |
| 05/18/2004 | US6738934 On-chip watchdog circuit |
| 05/18/2004 | US6738650 Radiation shielding tri-band antenna adapted to provide dual band polarizations |
| 05/18/2004 | US6738612 Image trap filter |
| 05/18/2004 | US6738610 Detection of noise in a frequency demodulated FM-audio broadcast signal |
| 05/18/2004 | US6738609 Receiver and method of receiving |
| 05/18/2004 | US6738606 FM receiver with bandwidth control means |
| 05/18/2004 | US6738604 Programmable IF bandwidth using fixed bandwidth filters |
| 05/18/2004 | US6738603 Radio communication apparatus with retractable antenna and its impedance matching method |
| 05/18/2004 | US6738602 Integrable circuit for the frequency conditioning of radio transceiver, in particular a cordless telephone, operating in the UHF range |
| 05/18/2004 | US6738448 Transmitter and receiver for multi-rated delay multiplexing direct spread spectrum communication system, and multi-rated delay multiplexing direct spread spectrum communication system |
| 05/18/2004 | US6738441 Method and device for filtering input signals |
| 05/18/2004 | US6738440 Subscriber line transmission systems |
| 05/18/2004 | US6738438 Parameter estimator with dynamically variable search window size and/or placement |
| 05/18/2004 | US6738431 Method for neutralizing a transmitter tube |
| 05/18/2004 | US6738414 Radio and communication method using a transmitted intermediate frequency |
| 05/18/2004 | US6738413 Code generator, communication unit using the code generator, communication system, and code generation method |
| 05/18/2004 | US6738412 Mobile communications device, communications system, and communications method |
| 05/18/2004 | US6738411 Simultaneous plural code series generator and CDMA radio receiver using same |
| 05/18/2004 | US6738391 Method for enhancing voice quality in CDMA communication system using variable rate vocoder |
| 05/18/2004 | US6738264 Foldaway electronic device and flexible cable for same |
| 05/18/2004 | US6738147 Autostigmatic far field simulator |
| 05/18/2004 | US6738122 Portable information terminal having gate and data pads arranged at same edge of liquid crystal display |
| 05/18/2004 | US6738103 Receiver for digital broadcasting |
| 05/18/2004 | US6738025 Antenna matching circuit |
| 05/18/2004 | US6737945 Digital broadcast receiving tuner suitable for miniaturization by placing tuner units on oppos surfaces on a board |
| 05/18/2004 | US6737930 Tunable planar capacitor |
| 05/18/2004 | US6737918 Distortion compensation apparatus |
| 05/18/2004 | CA2295820C Interactive program guide navigator |
| 05/18/2004 | CA2259818C Communication system |
| 05/18/2004 | CA2167527C Sub-band coder with differentially encoded scale factors |
| 05/15/2004 | CA2448847A1 System and process for detecting the presence and synchronization of a signal for a frequency hopping system operating in a disturbed environment |
| 05/13/2004 | WO2004040828A2 Intelligent wireless multicast network |
| 05/13/2004 | WO2004040822A2 Radio receiver and method for am suppression and dc-offset removal |
| 05/13/2004 | WO2004040817A1 Arrangement and method for sequence production in a spread spectrum communication system |
| 05/13/2004 | WO2004040793A1 Method and system for selecting data items for service requests |
| 05/13/2004 | WO2004040792A1 Cdma communications system |
| 05/13/2004 | WO2004040791A1 Device and method for carrying out the rake demodulation of signals with free assignment between spreading code generators and rake fingers |
| 05/13/2004 | WO2004040790A1 Device and method for editing pilot symbols for a channel estimation by means of adaptive low-pass filtration |
| 05/13/2004 | WO2004040789A2 Cascade filter receiver for ds-cdma communication systems |