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)
03/2007
03/21/2007CN1933626A Double-mode mobile terminal
03/21/2007CN1933612A Playing method for vihicular media playing system
03/21/2007CN1933500A Sliding mould and portable terminal having this
03/21/2007CN1933473A Radio reception apparatus, radio reception method capable of switching modulation methods
03/21/2007CN1933468A Constrained-envelope transmitter and method therefor
03/21/2007CN1933447A Prioritization and flow control of a spread spectrum multiuser channel
03/21/2007CN1933417A Master control board data thermal backup system and method thereof
03/21/2007CN1933413A Group broadcasting member management method for radio local network IP group broadcasting frame transmission
03/21/2007CN1933384A Optical pulse time spreading device
03/21/2007CN1933361A Up inserting detection method
03/21/2007CN1933360A Ultra wideband baseband chip with intelligent array radio and method of use thereof
03/21/2007CN1933348A Zero intermediate frequency receiver and receiving method in electric line carrier communication
03/21/2007CN1933346A Method and apparatus for realizing parallel correlator with mixed correlation method in spread spectrum communication
03/21/2007CN1933345A Apparatus capable of increasing inductive coupling regulating range
03/21/2007CN1933344A Dual mode front end module and mobile terminal having the same
03/21/2007CN1933343A 前端模块 Front-end modules
03/21/2007CN1933342A Front end assembly for mobile communication terminal
03/21/2007CN1933341A Antenna integrated speaker assembly, manufacturing method thereof, and wireless communication device having the same
03/21/2007CN1933340A Mobile terminal having display unit separable from main unit and method thereof
03/21/2007CN1933339A Vehicular media playing system capable of long-distance monitoring
03/21/2007CN1933338A RF receiving apparatus
03/21/2007CN1933337A Broadcasting signal receiving apparatus and control method thereof
03/21/2007CN1933322A Quadrature voltage controlled oscillator and wireless transceiver including the same
03/21/2007CN1306860C Hinge device of mobile terminal
03/21/2007CN1306858C Apparatus for controlling rotation angle of a camera module for a mobile communication device
03/21/2007CN1306851C Earphone device for portable terminal
03/21/2007CN1306838C Anti-damage protection device of mobile communication terminal and its method
03/21/2007CN1306835C Transmitting controller and transmitting controlling method
03/21/2007CN1306814C Video talking method of mobile communication terminal
03/21/2007CN1306809C Digital broadcasting receiving apparatus, receiving method and receiving circuit
03/21/2007CN1306797C Receiver device having improved selectivity characteristics
03/21/2007CN1306784C 便携式终端 The portable terminal
03/21/2007CN1306783C Double folding mobile telephone
03/21/2007CN1306777C Method for realizing seamless changing of master and spare service module
03/21/2007CN1306769C A method of service backup in asynchronous transmission mode group network
03/21/2007CN1306740C Radio transmission apparatus, radio transmission method
03/21/2007CN1306725C Transmission apparatus and communication mode selection table updating method
03/21/2007CN1306718C A interface disk protection method
03/21/2007CN1306717C Phased array spectrum spreading system
03/21/2007CN1306716C 便携终端 Portable terminal
03/21/2007CN1306715C Reducing effects of self-created interference on broadband reception
03/21/2007CN1306713C Equipment and method for error correction in CDMA mobile communication system
03/21/2007CN1306712C Method for receiving data in high-speed sharing control channel and user equipment and base station
03/21/2007CN1306698C Apparatus for generating multiple clock signals of different frequency characteristics
03/21/2007CN1306696C Variable time constant circuit and filter circuit using it
03/21/2007CN1306656C Apparatus for detecting and receiving electromagnetic wave
03/21/2007CN1306653C Built-in antenna and its manufacturing method and fixing method, and electronic apparatus using same
03/21/2007CN1306652C Directional coupler and dual-band transmitter using the same
03/21/2007CN1306630C Battery of mobile terminal and battery locking device
03/21/2007CN1306470C Voice identification method of portable terminal apparatus
03/21/2007CN1306380C Memory adaptor of mobile communication terminal and method
03/21/2007CN1306379C Systems, methods and apparatuses for real-time tracking of packages
03/21/2007CN1305707C Entertainment system for vehicle
03/21/2007CA2560430A1 Adaptive channel bandwith in an electronic toll collection system
03/20/2007US7194659 Method and system for detection and correction of entrance into an improper MBR state in a computer system
03/20/2007US7194654 Communications system for and method of recovering from communications failure
03/20/2007US7194564 Method and apparatus for preventing loops in a full-duplex bus
03/20/2007US7194445 Adaptive problem determination and recovery in a computer system
03/20/2007US7194407 Audio coding method and apparatus
03/20/2007US7194370 Method for correcting scanning signals of incremental position transducers
03/20/2007US7194322 Audio information reproducing apparatus, movable body, and audio information reproduction controlling system
03/20/2007US7194291 Protective mask of mobile phone
03/20/2007US7194288 Periodic ranging in a wireless access system for mobile station in sleep mode
03/20/2007US7194287 Electric-mechanical-acoustic-transducer and portable communication device including the same
03/20/2007US7194285 Methods and apparatus for a multi-standard wireless communication and cellular telephone system
03/20/2007US7194284 Method and apparatus for accommodating two mobile station antennas that operate in the same frequency band
03/20/2007US7194283 Method and apparatus for communication using multiple communication protocols
03/20/2007US7194281 Method and apparatus for synchronization control of forward link transmitting power during soft handoff in wireless communication systems
03/20/2007US7194271 Allocation of channels to wireless LANs
03/20/2007US7194258 Wireless communication apparatus, wireless communication network and software upgrading method
03/20/2007US7194256 Method of creating individual information including call log and method using the created information
03/20/2007US7194248 Apparatus and method for performing power saving control of mobile terminal
03/20/2007US7194247 Dual-channel passband filtering system using acoustic resonators in lattice topology
03/20/2007US7194246 Methods and systems for down-converting a signal using a complementary transistor structure
03/20/2007US7194245 High-frequency signal receiving apparatus
03/20/2007US7194244 Wireless communication receiver
03/20/2007US7194243 DC offset and 1/f noise compensation of a direct conversion receiver
03/20/2007US7194242 Direct-conversion transmitter circuit and transceiver system
03/20/2007US7194241 Efficient multiple-band antenna switching circuit
03/20/2007US7194240 Radio communication apparatus
03/20/2007US7194237 System and method for multiple-input multiple-output (MIMO) radio communication
03/20/2007US7194208 Wavelength-division multiplexing optical transmission system and optical communication method
03/20/2007US7194086 Mobile device having a protective user interface cover
03/20/2007US7194058 Apparatus and method for generating transmission and reception local oscillation signals in a mobile terminal
03/20/2007US7194051 Finger merge protection for rake receivers
03/20/2007US7194050 Reducing narrowband interference in a wideband signal
03/20/2007US7194044 Up/down conversion circuitry for radio transceiver
03/20/2007US7194039 Method for peak power reduction in multiple carrier communications systems
03/20/2007US7194032 Circuit and method for modifying a region of an encoded image
03/20/2007US7194030 Method for pre-suppressing noise of image
03/20/2007US7194024 Method for adaptive hybrid selection during ADSL modem training
03/20/2007US7194023 Loop extender with communications, control, and diagnostics
03/20/2007US7194021 Digital matched filter
03/20/2007US7194020 Method and apparatus for dynamically adjusting acquisition search window
03/20/2007US7194019 Multi-pulse multi-delay (MPMD) multiple access modulation for UWB
03/20/2007US7194018 Apparatus for searching multipath in spread spectrum communications system and method thereof
03/20/2007US7194017 Virtual cell mapping in macrodiverse wireless networks with frequency hopping
03/20/2007US7194006 Directed maximum ratio combining methods and systems for high data rate traffic
03/20/2007US7193999 Reception system for replacing transport packets
03/20/2007US7193984 Method for determining a time offset of a CDMA signal
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