Patents
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)
02/2009
02/04/2009EP2020747A2 Receiver system and method that detects and attenuates noise in a predetermined frequency range
02/04/2009EP2020608A2 Method and apparatus for determining time for GPS receivers
02/04/2009EP2020106A2 Scalable spectrum cdma communication systems and methods with dynamic orthogonal code allocation
02/04/2009EP2020091A2 Inter-pulse duty cycling
02/04/2009EP2020090A1 Antenna matching measurement and amplification control
02/04/2009EP2020089A1 Method and system for processing reference signals in ofdm systems using transmission time interval groupings
02/04/2009EP2020088A2 User interface for remotely controlling a digital music player
02/04/2009EP2020087A1 An apparatus for monitoring non-linear distortions of radio signals and a method therefor
02/04/2009EP2020086A2 Segmented code division multiple access
02/04/2009EP1891734B1 Method and arrangement for improved feeder sharing in a telecommunication system
02/04/2009CN201191866Y Appearance construction of simple mobile phone
02/04/2009CN201191864Y Novel mobile phone construction
02/04/2009CN201191827Y Iterative interference reducing appratus
02/04/2009CN201191826Y Multi-mode mobile communication terminal and radio frequency receiver unit thereof
02/04/2009CN201191825Y Wall hanging type mobile phone seat
02/04/2009CN201191824Y Radio transmitter
02/04/2009CN201191574Y Press-key construction and apparatus of radio equipment, earphone and electronic apparatus applying the same
02/04/2009CN201191455Y Multimedia network training educating system for electric spraying engine
02/04/2009CN201191446Y Micro transmitting component
02/04/2009CN101361335A Method and apparatus for deriving a channel impulse response estimate for a wireless channel
02/04/2009CN101361287A Mobile radio frequency identification (mrfid) reader
02/04/2009CN101361284A Quasi-linear interference cancellation for wireless communication
02/04/2009CN101361283A High data rate transmission in a multi band OFDM system
02/04/2009CN101361282A Systems and methods for using parasitic elements for controlling antenna resonances
02/04/2009CN101361281A Antenna device and portable radio communication device comprising such antenna device
02/04/2009CN101361280A Method and arrangement for reducing power consumption in a mobile communication network
02/04/2009CN101361279A Method for avoiding interference from a cellular transmitter to the 2.4/5ghz ism band
02/04/2009CN101361263A Receiver and integrated am-fm/iq demodulators for gigabit-rate data detection
02/04/2009CN101361226A Mobile terminal device, antenna switching method, and program
02/04/2009CN101360293A TD-SCDMA and GSM double model double standby mobile terminal
02/04/2009CN101360268A High-speed multimedia broadcast technique implementing method under TD-SCDMA system
02/04/2009CN101360137A Portable wireless apparauts
02/04/2009CN101360135A Mobile phone
02/04/2009CN101360133A Radio communication device
02/04/2009CN101360002A Method implementing call thermal backup and system thereof
02/04/2009CN101359970A Automobile radio circuit having pilot signal suppression
02/04/2009CN101359956A Repeater
02/04/2009CN101359955A Repeater and interference signal eliminating method thereof
02/04/2009CN101359954A Demodulation method and apparatus, balancing method and system under diversity mode
02/04/2009CN101359953A Method for applying MIMO technique in TD-SCDMA system outdoor macrocell
02/04/2009CN101359945A Method and apparatus lowering peak average ratio
02/04/2009CN101359936A Method and apparatus for inner ring power control
02/04/2009CN101359934A Under-well bi-directional voice direct-spreading through earth communication system and method
02/04/2009CN101359931A Transmission method of channel pilot sequence
02/04/2009CN101359930A Frequency spectrum sensing method based on maximum eigenvalue in cognitive radio system
02/04/2009CN101359929A Data receiving method for TD-SCDMA system
02/04/2009CN101359928A Frequency deviation estimation method
02/04/2009CN101359927A Method for selecting strength path in multiple cell combined channel estimation
02/04/2009CN101359926A Receiver, channel estimation method and apparatus
02/04/2009CN101359925A Transmission format configuring method based on ability of user equipment
02/04/2009CN101359924A Radio frequency integrated circuit and transmit/receive switch
02/04/2009CN101359923A Electronic apparatus module and suspending board thereof
02/04/2009CN101359922A Mobile phone Bluetooth or infrared relay antenna
02/04/2009CN101359921A Calibration gauge acquiring method and apparatus, automatic gain calibration method and apparatus
02/04/2009CN101359920A FM tuner
02/04/2009CN101359919A Wireless module switching device
02/04/2009CN101359918A Digital frequency-modulation stereo emitter and digital frequency-modulation duplex circuit
02/04/2009CN101359917A Method of providing broadcast service and broadcasting receiver therefor
02/04/2009CN101359916A Resolution for Doppler VHF omni-directional beacon space modulation signal distortion
02/04/2009CN101359407A Bio character recognize and use authority management system for vehicle and method thereof
02/04/2009CN101358882A Wireless module,wireless temperature sensor,wireless interface device,and wireless sensor system
02/04/2009CN100459836C Hinge apparatus and watch type portable terminal having the same
02/04/2009CN100459766C Device and method for estimating speed in mobile communication
02/04/2009CN100459764C Method and system for estimating and regulating mobile terminal frequency deviation
02/04/2009CN100459757C Method for detecting information of cipher stealing of mobile communication terminal set
02/04/2009CN100459668C Device for demodulating system information based on rake receiver, and rake receiver included
02/04/2009CN100459617C Sound reproducing apparatus
02/04/2009CN100459603C Method and device for reconstructing data in distorted and weaken signal because of transmission of transmission link
02/04/2009CN100459585C Method for avoiding route equipment frequent switchover state and spare equipment
02/04/2009CN100459503C Method and system of obtaining physical slot number of single board, and type of slot
02/04/2009CN100459479C Method and apparatus for Eb/Nt estimation for forward power control in spread spectrum communications systems
02/04/2009CN100459476C Semiconductor device and portable terminal equipment
02/04/2009CN100459475C Interference cancellation method base on threshold of error probability in CDMA system
02/04/2009CN100459473C Method for transmitting control data in CDMA mobile communication system
02/04/2009CN100459470C Self-adaptive antenna receiving apparatus adopting array antenna receiving signal
02/04/2009CN100459469C Self-adaptive antenna receiving device with self-adaptive renewing right
02/04/2009CN100459468C Method for synchronizing base station and mobile station, base station and mobile station thereof
02/04/2009CN100459461C 数据通信系统和数据通信方法 The data communication system and a data communication method
02/04/2009CN100459453C Diversity transmission modes for MIMO OFDM communication systems
02/04/2009CN100459452C Method and apparatus for increasing receiver immunity to interference
02/04/2009CN100459447C Method for realizing master and spare conversion of distributing connection equipment
02/04/2009CN100459446C An estimation and search method for channel path of multi-path fading channel
02/04/2009CN100459445C Method, apparatus and receiving apparatus for multi-path searching
02/04/2009CN100459444C Multi-layered PN code spreading in multi-user communications system
02/04/2009CN100459443C Short-distance inquire communication method capable transmitting inhibit command
02/04/2009CN100459442C Mobile telephone utilizing broadcast setting alarm clock and incoming telephone ring tone
02/04/2009CN100459441C Transmitter and transmission method
02/04/2009CN100459440C Excess delay spread detection method for multi-carrier communication systems
02/04/2009CN100459439C Multifrequency medium resonant oscillator
02/04/2009CN100459414C RF mixing device
02/04/2009CN100459413C Device and method for I-Q mismatch compensation in a low IF or zero IF receiver
02/04/2009CN100459283C Antenna for portable cellular telephone
02/04/2009CN100458836C Integrated circuit used for transponder and method for preventing transponder from being faultily operated
02/04/2009CN100458755C Ethernet protection system
02/04/2009CA2653214A1 Distortion compensation circuit and method
02/03/2009US7487532 Optimization of a full duplex wideband communications system
02/03/2009US7487523 Tiered programming television delivery system
02/03/2009US7487266 Communication system and method, and distributed control system and method
02/03/2009US7486973 Pop-up type portable terminal
02/03/2009US7486971 Method and apparatus for managing ring tones in a mobile device