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)
06/2005
06/08/2005CN1624716A Contacless identifying media
06/08/2005CN1624537A Backlight source supply controller of mobile communication terminal display
06/08/2005CN1624516A Camera lens assembly for portable terminal
06/08/2005CN1624491A GPS position measuring method and GPS position measuring system
06/08/2005CN1205824C 基站装置和发送功率控制方法 The base station apparatus and a transmission power control method
06/08/2005CN1205805C Reduction scanning and channel change delay in ATSC television receiver
06/08/2005CN1205788C Communication method
06/08/2005CN1205784C Control of interconnected audio/video devices
06/08/2005CN1205775C Cell search controller and cell search control method
06/08/2005CN1205774C Receiving device and method
06/08/2005CN1205773C Method for correcting frequency shift and direct sequence spread spectrum receiver
06/08/2005CN1205772C Down synthetic channel device for wideband CDMA system
06/08/2005CN1205771C Transmission circuit
06/08/2005CN1205769C Device and method for detecting transmission mode of digital receiver
06/08/2005CN1205768C Receiver used in receiving broadcast signal
06/08/2005CN1205767C Interference prevention in radio communications system
06/08/2005CN1205765C Symbol combiner synchronization after jump to new time alignment and long-distance unit using the method
06/08/2005CN1205764C Radio communication device and transmission antenna switching method
06/08/2005CN1205762C Channel estimate system, channel estimate device and channel estimate method
06/08/2005CN1205760C Transmission apparatus, receiving apparatus and receiving method
06/08/2005CN1205757C Apparatus for reducing phase noise in local signal carrier caused by powering down of circuit elements during discontinuous data transmissions
06/08/2005CN1205752C Multiband frequency generator and transmitting/receiving unit of mobile radio equipment using it
06/08/2005CN1205487C Method of communication between plurality of remote units and control unit
06/07/2005US6904606 Attaching and detaching mechanism for a front operating panel of a vehicle-mounted audio unit
06/07/2005US6904295 Wireless information device with its transmission power level adjustable
06/07/2005US6904294 Subscriber unit for controlling initial power ramp-up using short codes
06/07/2005US6904293 Frequency control method in a CDMA communication system for preventing deterioration in communication quality despite failure to control of transmission power in a mobile station
06/07/2005US6904292 Base station having an adaptive RF amplifier prelimiter
06/07/2005US6904291 Power control device and power control method for radio communication
06/07/2005US6904289 Method and apparatus that annunciates when a mobile telephone is out of a service area
06/07/2005US6904274 System and method for inverting automatic gain control (AGC) and soft limiting
06/07/2005US6904272 Digital broadcast receiver
06/07/2005US6904268 Low noise linear transmitter using cartesian feedback
06/07/2005US6904267 Amplifying device
06/07/2005US6904135 Compound device and telephone station device connected to the same, and power supply system and portable telephone system using compound device
06/07/2005US6904133 Method and apparatus for coupling a voiceband modem circuit to a common phoneline connector
06/07/2005US6904110 Channel equalization system and method
06/07/2005US6904109 Interference cancellation method, and receiver
06/07/2005US6904108 Bandpass-limiting device for a receiver
06/07/2005US6904107 Space-weighted communication path estimation
06/07/2005US6904106 Method and apparatus for spread spectrum interference cancellation
06/07/2005US6904103 Receiving device and integrated circuit for reception
06/07/2005US6904102 Method of, and receiver for, detecting the presence of data
06/07/2005US6904101 Tuneless narrow-band super-regenerative receiver
06/07/2005US6904089 Encoding device and decoding device
06/07/2005US6904081 Spread spectrum receiver apparatus and method
06/07/2005US6904080 Receiving circuit, mobile terminal with receiving circuit, and method of receiving data
06/07/2005US6904078 CDMA receiver and CDMA transmitter/receiver
06/07/2005US6904076 Interference canceller device and radio communication device
06/07/2005US6904036 Single user detection base station
06/07/2005US6904030 Pilot channel power measurement means for a mobile station in asynchronous CDMA communication system
06/07/2005US6904012 Apparatus and method for allocating forward common channels in CDMA communication system
06/07/2005US6904000 Object locator system
06/07/2005US6903783 Tuner for receiving television signal in VHF band and UHF band
06/07/2005US6903702 Radio equipment
06/07/2005US6903694 Antenna unit using helical hinge spring
06/07/2005US6903685 Passive tracking system and method
06/07/2005US6903612 Tunable low noise amplifier
06/07/2005US6903606 DC offset correction using unused LNA
06/07/2005US6903604 Method and apparatus for modeling and estimating the characteristics of a power amplifier
06/07/2005US6903569 Input terminal with combined logic threshold and reset function
06/07/2005CA2338047C Gated transmission in control hold state in cdma communication system
06/07/2005CA2337679C Method and system of providing burst timing for high-speed data transmission in a base station of a mobile communication system
06/07/2005CA2303532C Method for acquiring an alternate communication system
06/07/2005CA2294852C Device and method for a mobile station for receiving signals transmitted from a base station
06/07/2005CA2210657C Method and apparatus for the formatting of data for transmission
06/03/2005CA2451954A1 Push-to-talk handling in a dual processor environment
06/02/2005WO2005051016A1 A method of reducing or compensating for delays associated with ptt and other real time interactive communication exchanges
06/02/2005WO2005051005A2 Remote alerting unit for signaling users
06/02/2005WO2005050973A2 Method for video segment matching
06/02/2005WO2005050966A1 Portable speakerphone with pivoting microphone boom
06/02/2005WO2005050938A1 System and method for frequency modulation in a modem
06/02/2005WO2005050899A2 Method and apparatus for utilizing a directional beam antenna in a wireless transmit/receive unit
06/02/2005WO2005050896A2 Method and system for antenna interference cancellation
06/02/2005WO2005050890A2 Communication device
06/02/2005WO2005050880A1 Datacast services
06/02/2005WO2005050869A1 Multiple access interference cancellation
06/02/2005WO2005050867A1 Equalizing method and receiver apparatus using the same
06/02/2005WO2005050864A1 Embedded communication device within a belt
06/02/2005WO2005050863A1 Multicarrier cdma transmitting device and method using frequency hopping method
06/02/2005WO2005050862A1 Spatial joint searcher and c hannel estimators
06/02/2005WO2005050861A1 Multi-dimensional joint searcher and channel estimators
06/02/2005WO2005050860A1 Temporal joint searcher and channel estimators
06/02/2005WO2005050859A1 Spatio-temporal joint searcher and channel estimators
06/02/2005WO2005050858A1 Receiving method and apparatus
06/02/2005WO2005050857A1 Mobile communication terminal having privacy protection ability and call information management method using the same
06/02/2005WO2005050856A1 Buckle phone
06/02/2005WO2005050855A1 System and method for the reduction of interference in an indoor communications wireless distribution system
06/02/2005WO2005050854A1 Fm/am receiver circuit and semiconductor integrated circuit thereof
06/02/2005WO2005050853A1 Low-noise filter for a wireless receiver
06/02/2005WO2005050776A2 Monolithic silicon-based phased arrays for communications and radars
06/02/2005WO2005050426A1 Communication method, communication terminal, and communication system
06/02/2005WO2005050413A2 Home picture/video display system with ultra wide-band technology
06/02/2005WO2005029719A3 Broad distribution bi-directional user terminal at configurable broadcast frequencies
06/02/2005WO2005022833A3 Wlan capacity enhancement using sdm
06/02/2005WO2004098070A3 Wireless communication device with variable antenna radiation pattern and corresponding method
06/02/2005WO2004079920A3 Method and apparatus for compensating dc level in an adaptive radio receiver
06/02/2005WO2004079717A3 Multiuser detection of differing data rate signals
06/02/2005WO2004077507A3 Control interface scheme for wireless communication chipsets
06/02/2005WO2004075423A3 Multimode background scans of different communication systems on similar frequencies