| 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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| 08/05/2009 | CN101499837A Low complexity user selecting method in multi-user MIMO broadcast channel |
| 08/05/2009 | CN101499829A Data transmitting method and system under high-speed mobile environment |
| 08/05/2009 | CN101499820A Protection method for service transmission and network appliance |
| 08/05/2009 | CN101499819A Spread-spectrum receiver |
| 08/05/2009 | CN101499818A Signal-to-noise ratio estimating method in mobile communication system and system thereof |
| 08/05/2009 | CN101499817A Demodulation method and apparatus in synchronous CDMA receiving system |
| 08/05/2009 | CN101499816A Incoming wave arrival angle estimating method and apparatus |
| 08/05/2009 | CN101499815A Method and apparatus for selecting MIMO mode |
| 08/05/2009 | CN101499814A Parameter measurement method for WCDMA system co-channel multi-cell downlink |
| 08/05/2009 | CN101499813A Preamble symbol sending method for WiMax & WiBro multicast relay system |
| 08/05/2009 | CN101499812A Method for eliminating inter-code interference and multi-user interference |
| 08/05/2009 | CN101499811A Programmable digital signal processor for spread spectrum communication and implementing method thereof |
| 08/05/2009 | CN101499810A Mutual interference preventing control method for multi-mode terminal and mutual interference preventing multi-mode terminal |
| 08/05/2009 | CN101499809A Receiving chip circuit and communication system |
| 08/05/2009 | CN101499808A Mechanical tuning broadcast receiver |
| 08/05/2009 | CN101499807A Self-calibration system and method for mobile phone power |
| 08/05/2009 | CN101499789A Time-delay regulator with high resolution |
| 08/05/2009 | CN101499278A Audio signal switching and processing method and apparatus |
| 08/05/2009 | CN101499215A Road condition information indicating system |
| 08/05/2009 | CN101499184A Anti-theft locking apparatus and method for engine |
| 08/05/2009 | CN101498918A Bidirectional radio energy monitoring system |
| 08/05/2009 | CN101498784A Apparatus and method for tracking satellite signal |
| 08/05/2009 | CN101498767A Wireless communication terminal and its battery power measuring method |
| 08/05/2009 | CN100525528C Quadrature code CDMA signal detecting method |
| 08/05/2009 | CN100525492C Method and apparatus for controlling power consumption of portable devices connected to wireless network |
| 08/05/2009 | CN100525479C Multi-mode and multi-band RF transceiver and related communications method |
| 08/05/2009 | CN100525460C Device and method for controlling switchover of broadcasting channel |
| 08/05/2009 | CN100525409C Digital signal processing system and multiple signal connector |
| 08/05/2009 | CN100525408C Mobile terminal, control method of recording and playing back of broadcast program in a mobile terminal |
| 08/05/2009 | CN100525341C Display device and method for mobile communication terminal |
| 08/05/2009 | CN100525338C Authenticating between a CDMA network and a GSM network |
| 08/05/2009 | CN100525331C Mobile terminal device |
| 08/05/2009 | CN100525273C Method and apparatus of cross-correlation |
| 08/05/2009 | CN100525271C Transmission device |
| 08/05/2009 | CN100525170C Frame error rate estimation in a receiver |
| 08/05/2009 | CN100525167C System and method for peak power reduction in multiple carrier communications systems |
| 08/05/2009 | CN100525155C Up demodulation method for different speed service |
| 08/05/2009 | CN100525154C Call processing apparatus and method for WCDMA terminal |
| 08/05/2009 | CN100525151C System and apparatus for performing broadcast and localcast communications |
| 08/05/2009 | CN100525134C Information transmission system and information transmission method |
| 08/05/2009 | CN100525133C Sorting device |
| 08/05/2009 | CN100525132C A method for the chip precise synchronization in the initial searching of the user terminal cell |
| 08/05/2009 | CN100525131C Downlink multi-user detection method in code-division multi-address wireless communication system |
| 08/05/2009 | CN100525130C Uplink multi-user detection method in code-division multi-address wireless communication system |
| 08/05/2009 | CN100525129C Scene cut detection in a video bitstream |
| 08/05/2009 | CN100525128C Wireless communication apparatus |
| 08/05/2009 | CN100525127C Electric switch module, switch module arrangement, mobile radio equipment with the switch module and mobile radio equipment with the switch module arrangement |
| 08/05/2009 | CN100525126C Wireless communication device |
| 08/05/2009 | CN100525125C Foldable phone |
| 08/05/2009 | CN100525124C Portable radio apparatus |
| 08/05/2009 | CN100525123C Receiver and wireless signal receiving method |
| 08/05/2009 | CN100525122C Harmonic intensified radio-frequency low noise amplifier |
| 08/05/2009 | CN100525121C Volume adjusting method of frequency-modulated radio with cell phone |
| 08/05/2009 | CN100525100C High frequency module and communication device |
| 08/05/2009 | CN100525092C Device comprising two mutually adapted impedances for the purpose of power transmission |
| 08/05/2009 | CN100525089C Automatic gain controller for transceiver devices and method |
| 08/05/2009 | CN100525077C Low noise amplifier using cascode structure to realize single end input to differential pair output |
| 08/05/2009 | CN100524946C Balanced multi-band antenna system |
| 08/05/2009 | CN100524179C Method for inputting letter using pointer for portable device and the portable device |
| 08/05/2009 | CN100524167C Multiple-CPU portable terminal with communication function and control method |
| 08/05/2009 | CN100524105C Interactive switch device for portable electronic apparatus |
| 08/05/2009 | CN100523515C Ceiling fan triad control device |
| 08/05/2009 | CN100521920C Control system and method for hose operation |
| 08/05/2009 | CA2652326A1 Method and system for patching a communication line using magneto-inductive signals |
| 08/04/2009 | US7571457 Advanced set top terminal with electronic mailbox for cable television delivery systems |
| 08/04/2009 | US7571016 Crossfade of media playback between different media processes |
| 08/04/2009 | US7570978 Apparatus and method for preventing an unintentional activation of a mobile communication device |
| 08/04/2009 | US7570977 Personal communication system |
| 08/04/2009 | US7570975 Method and apparatus for management of low-battery mobile stations |
| 08/04/2009 | US7570973 Programmable mobile radiotelephone terminal |
| 08/04/2009 | US7570965 Method and system for compensating for using a transmitter to calibrate a receiver for channel equalization |
| 08/04/2009 | US7570946 Method for determining the signal strength at the input of a tuner |
| 08/04/2009 | US7570938 Apparatus and method for transmitting/receiving an emergency rescue request using UWB signals |
| 08/04/2009 | US7570937 Comfort noise generator |
| 08/04/2009 | US7570936 Sub-harmonically pumped mixer |
| 08/04/2009 | US7570935 Derivative superposition circuit for linearization |
| 08/04/2009 | US7570934 Automatic gain control circuit |
| 08/04/2009 | US7570933 Automatic volume control for amplitude modulated signals |
| 08/04/2009 | US7570932 Dual mode quadrature radio frequency power amplifier |
| 08/04/2009 | US7570931 RF transmitter with variably biased RF power amplifier and method therefor |
| 08/04/2009 | US7570930 Amplifier arrangement, polar transmitter having the amplifier arrangement and method for amplifying signals |
| 08/04/2009 | US7570929 802.11 networks using dynamic power control for RF transmission |
| 08/04/2009 | US7570928 System and method for low delay corrective feedback power amplifier control |
| 08/04/2009 | US7570927 Decentralized wireless communication network and method having a plurality of devices |
| 08/04/2009 | US7570926 RF transceiver with compact stacker mixer design for multiple frequency conversion |
| 08/04/2009 | US7570925 Discrete amplitude calibration of oscillators in frequency synthesizers |
| 08/04/2009 | US7570924 High frequency signal receiving device |
| 08/04/2009 | US7570921 Systems and methods for improving range for multicast wireless communication |
| 08/04/2009 | US7570920 AM-FM hybrid signal communicated to RFID tags |
| 08/04/2009 | US7570919 Transmitter, receiver, and radio communications system and method |
| 08/04/2009 | US7570918 Multimedia device for motor vehicle |
| 08/04/2009 | US7570915 Antenna unit equipped with a tuner portion |
| 08/04/2009 | US7570770 Mixing apparatus for audio data, method of controlling the same, and mixing control program |
| 08/04/2009 | US7570744 Providing emergency data |
| 08/04/2009 | US7570723 Multiple input, multiple output channel, digital receiver tuner |
| 08/04/2009 | US7570712 System and method for transmitting ultrawide bandwidth signals |
| 08/04/2009 | US7570703 Method for transmitting a digitized message of little information depth |
| 08/04/2009 | US7570693 Low noise digital to pulse width modulated converter with audio applications |
| 08/04/2009 | US7570690 Adaptive equalizer with a dual-mode active taps mask generator and a pilot reference signal amplitude control unit |
| 08/04/2009 | US7570688 Non-chronological system statistics |