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)
11/2005
11/02/2005CN1690653A Method for providing orientation information of mobile communication terminal
11/02/2005CN1225938C Route finding circuit for dividing receiving signal into multiple FFT window to reduce mutual correlation number arithmetic operation
11/02/2005CN1225937C Mobile terminal, control device, communication system and communication method
11/02/2005CN1225934C Apparatus and method for controlling multifunction device of mobile terminal
11/02/2005CN1225933C Electromagentic converter
11/02/2005CN1225928C Signal locking indicating judging method and apparatus thereof
11/02/2005CN1225927C Method and apparatus for two-level weight and parallel disturbance cancellation under MPSK modulation
11/02/2005CN1225908C Signal transmission receiving apparatus, system and method
11/02/2005CN1225880C Cordless telephone with mobile phone unit and cradle
11/02/2005CN1225878C Communications terminal
11/02/2005CN1225873C Communication system
11/02/2005CN1225856C Method and device for adjusting weight of descending emission under mode of closed loop emission diversity
11/02/2005CN1225855C Method and apparatus for two-level weight and parallel disturbance cancellation under MQAM modulation
11/02/2005CN1225847C Error calibrator for digital broadcast receiver with phase faults compensation
11/02/2005CN1225845C Frequency spreading communication device and control method thereof
11/02/2005CN1225844C Low power consumption satellite broadcasting and receiving converter
11/02/2005CN1225843C Calibration of in-phase and quadrature transmit branches of transmitter
11/02/2005CN1225842C Emitter device and communication system using the device
11/02/2005CN1225833C Method and device for distortion compensation
11/02/2005CN1225718C Encoding/decoding system for coherent signal interference reduction
11/01/2005US6961660 Method and system for data detection in a global positioning system satellite receiver
11/01/2005US6961596 Modular RF antenna and filter system for dual radio WLAN access points
11/01/2005US6961591 Hand held telephone set and audio processing method
11/01/2005US6961590 Method, device, and database for providing communication addresses for communication devices
11/01/2005US6961585 Portable wireless communication apparatus with the varied hold tone
11/01/2005US6961567 Generic activation and registration framework for wireless devices
11/01/2005US6961565 Cell search method and apparatus for mobile station in mobile communication system
11/01/2005US6961564 Method for enabling a subscriber entity to actively communicate in a communication network
11/01/2005US6961558 Method and receiver for receiving a radio broadcast signal having encoded contents
11/01/2005US6961554 Power amplifier including a desensitized bias circuit
11/01/2005US6961553 Bidirectional distributed amplifier
11/01/2005US6961552 LNA gain adjustment for intermodulation interference reduction
11/01/2005US6961550 Radio receiver that changes function according to the output of an internal voice-only detector
11/01/2005US6961548 Method for masking interruptions on playback of received radio signals
11/01/2005US6961547 Wireless transmitter incorporating a synchronous oscillator in a translation loop
11/01/2005US6961544 Structure of a radio-frequency front end
11/01/2005US6961543 Pilot phase measurement error estimator for position location
11/01/2005US6961542 Method of estimating a downlink channel
11/01/2005US6961536 Receiver control using vehicle state conditions
11/01/2005US6961511 Receiving apparatus and control method therefor
11/01/2005US6961398 Base station synchronization for wireless communication systems
11/01/2005US6961395 Time variant filter implementation
11/01/2005US6961389 Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
11/01/2005US6961386 Device and method for increasing the bandwidth in a line-connected multicarrier system
11/01/2005US6961368 Adaptive antenna optimization network
11/01/2005US6961365 Method for signal processing in user equipment of CDMA mobile communication system
11/01/2005US6961364 Base station identification in orthogonal frequency division multiplexing based spread spectrum multiple access systems
11/01/2005US6961363 Frequency look-ahead and link state history based scheduling in indoor wireless pico-cellular networks
11/01/2005US6961362 Communication method and its power control method
11/01/2005US6961352 Method of synchronizing a radio terminal of a radio communication network and a corresponding radio terminal
11/01/2005US6961323 Guaranteed air connection
11/01/2005US6961314 Burst receiver for cable modem system
11/01/2005US6961312 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
11/01/2005US6961305 Polarity-alternated pulse width CDMA and method for measuring distance using the same
11/01/2005US6961287 Time error compensating apparatus and method in a terminal
11/01/2005US6961019 Method and apparatus for reducing GPS receiver jamming during transmission in a wireless receiver
11/01/2005US6960985 Adaptation of the transmission power of an electromagnetic transponder reader
11/01/2005US6960981 Detecting redirection during data transmission
11/01/2005US6960962 Local oscillator leakage control in direct conversion processes
11/01/2005US6960956 Apparatus and methods for monitoring and controlling power amplifier linearity using detected fundamental and harmonic components
11/01/2005US6960016 Wristband or bracelet adjustable in length, in particular a watchband, including an electrical conductor embedded in its thickness
11/01/2005CA2346845C Method for communicating scrambling code id in mobile communication system
11/01/2005CA2294216C Receiving a spread spectrum signal
11/01/2005CA2284681C Transmission and reception of television programmes and other data
10/2005
10/30/2005CA2506008A1 Repositionable attenuator
10/27/2005WO2005101786A1 Method for a session initiation protocol push-to-talk terminal to indicate answer operating mode to an internet protocol push-to-talk network server
10/27/2005WO2005101781A1 Generating higher order modulation using qpsk modulations
10/27/2005WO2005101780A1 Method and apparatus for detecting a cell in an orthogonal frequency division multiple access system
10/27/2005WO2005101712A1 An apparauts for implementing optical channel shared protection in wdm system and the method thereof
10/27/2005WO2005101694A2 Versatile system for dual carrier transformation in orthogonal frequency division multiplexing
10/27/2005WO2005101691A1 Transmission system
10/27/2005WO2005101687A2 Direction-agile antenna controller
10/27/2005WO2005101683A1 Device for use in a frequency hopping system
10/27/2005WO2005101681A1 Method for transmitting and receiving control information in a mobile communication system supporting multimedia broadcast/multicast service
10/27/2005WO2005101680A1 Device for exchanging ultra wide band signals
10/27/2005WO2005101679A1 Reconfigurable pulse detector in wireless communications system
10/27/2005WO2005101678A2 Method and apparatus for dynamically adjusting a transmitter's impedance and implementing a hybrid power amplifier therein which selectively connects linear and switch-mode power amplifiers in series
10/27/2005WO2005101677A1 Receiver for receiving multiple standards
10/27/2005WO2005101676A1 Method and device for demodulating
10/27/2005WO2005101675A2 Apparatus for reducing channel interference between proximate wireless communication units
10/27/2005WO2005101674A1 Methods for controlling processing of inputs to a vehicle wireless communication interface
10/27/2005WO2005101673A1 Conversion of calls from an ad hoc communication network
10/27/2005WO2005101672A1 Apparatus and method for detecting radio frequency transmission power levels
10/27/2005WO2005101671A2 Method and apparatus for dc offset removal
10/27/2005WO2005101670A2 Apparatus, methods and articles of manufacture for output impedance matching using multi-band signal processing
10/27/2005WO2005101666A1 Detector device for ultra-wide band signals
10/27/2005WO2005101648A1 Dual conversion receiver with programmable intermediate frequency and channel selection
10/27/2005WO2005101206A2 Peer-to-peer distributed computational system and method
10/27/2005WO2005100074A1 In-wheel motor system-use transponder and wheel provided with it
10/27/2005WO2005091557A3 Wlan capacity enhancement by contention resolution
10/27/2005WO2005081442A8 Method of selecting transport channel parameters, radio system, controller, user equipment and base station
10/27/2005WO2005065122A3 Adaptive diversity antenna system
10/27/2005WO2005053195A3 Method and device for digital-to-rf conversion
10/27/2005WO2004102977A3 Communication device
10/27/2005WO2004095197A3 Omnimodal messaging system
10/27/2005US20050240973 Device for receiving video signals and a method of controlling one such device
10/27/2005US20050240969 Antenna switching device and method thereof
10/27/2005US20050240962 Program viewing apparatus and method
10/27/2005US20050240840 Method and system for on demand selective rerouting of logical circuit data in a data network
10/27/2005US20050240607 Method of transmitting data including a structured linear database
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