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)
08/2005
08/17/2005CN1655275A Audio signal transferring apparatus and method
08/17/2005CN1655200A RF responder or circuit arrangement used in remote sensor and control method thereof
08/17/2005CN1654975A Externally arranged navigation device of mobile communication terminal and its position tracing control method
08/17/2005CN1654248A Onboard wireless communication system
08/17/2005CN1215750C Articulator
08/17/2005CN1215724C Telephone traffic measuring device and traffic measuring method
08/17/2005CN1215710C Video recorder and other timer control operation method
08/17/2005CN1215692C Portable radio unit
08/17/2005CN1215691C Double wing folding radio telephone
08/17/2005CN1215687C DC offset correction scheme for wireless receivers
08/17/2005CN1215674C Radio transmission device and receiving device and radio transmission method and receiving method
08/17/2005CN1215668C Multiple channel demodulation dispatching method
08/17/2005CN1215667C Method and device for capturing random cut in channel prefix in base station of WCDMA system
08/17/2005CN1215658C Method of at least two receiving signals in combined communication system
08/17/2005CN1215657C Transmit antenna diversity appts. and method for base station in CDMA mobile communication system
08/17/2005CN1215655C Data communication and radio system
08/17/2005CN1215651C Method for estimating mobile radio channel and mobile radiotelephone receiving device
08/17/2005CN1215650C 网络通信链路 Network communication link
08/17/2005CN1215649C Process method for high frequency signal receiving and transmitting
08/16/2005US6931628 Mangled strings for testing of internationalization
08/16/2005US6931570 Self-optimizing the diagnosis of data processing systems by flexible multitasking
08/16/2005US6931463 Portable companion device only functioning when a wireless link established between the companion device and an electronic device and providing processed data to the electronic device
08/16/2005US6931267 Bias filtering module including MOS capacitors
08/16/2005US6931266 Cellular phone in which memory is removably installable due to the removability of battery, and battery recharger capable of supporting date write to cellular phone memory
08/16/2005US6931263 Voice activated text strings for electronic devices
08/16/2005US6931259 Integrated circuit architecture for programmable wireless device
08/16/2005US6931246 Line coupling structure, mixer, and receiving/transmitting apparatus comprised of suspended line and dielectric waveguide
08/16/2005US6931241 Dual digital low IF complex receiver
08/16/2005US6931240 System and method for eliminating signal zero crossings in single and multiple channel communication systems
08/16/2005US6931238 Radio communication apparatus and antenna control method
08/16/2005US6931237 Communication device
08/16/2005US6931122 Single transformer hybrid system and method
08/16/2005US6931085 Process and apparatus for correction of a resampler
08/16/2005US6931083 Low noise, low distortion, muxable Gilbert mixer signal processing system and method with AGC functionality
08/16/2005US6931078 Ultra wide bandwidth spread-spectrum communications systems
08/16/2005US6931077 Data transmitting apparatus and data transmitting method
08/16/2005US6931063 Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding
08/16/2005US6931061 Method of real time MPEG-4 texture decoding for a multiprocessor environment
08/16/2005US6931056 Method and apparatus for code phase tracking
08/16/2005US6931055 Signal detector employing a doppler phase correction system
08/16/2005US6931053 Peak power and envelope magnitude regulators and CDMA transmitters featuring such regulators
08/16/2005US6931052 Symbol-directed weighting in parallel interference cancellation
08/16/2005US6931051 Frequency hopping wireless communication system with filtered adaptive slicer
08/16/2005US6931050 Digital receivers and receiving methods that scale for relative strengths of traffic and pilot channels during soft handoff
08/16/2005US6930996 Synchronization signal for synchronizing base stations
08/16/2005US6930991 Base station which selectively utilizes B and D channels to support a plurality of communications
08/16/2005US6930671 Method for dynamically lightening backlights of mobile communications terminal
08/16/2005US6930661 Bi-directional communication system, display apparatus, base apparatus and bi-directional communication method
08/16/2005US6930627 Radio-frequency digital/analog converter system and method
08/16/2005US6930588 Key opening apparatus
08/16/2005US6930570 Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same
08/16/2005US6930549 Variable gain amplifier for use in communications
08/16/2005US6930470 System and method for code division multiple access communication in a wireless communication environment
08/16/2005CA2339753C Broadcast program receiving apparatus and control method thereof
08/16/2005CA2259355C Cdma communication system which selectively suppresses data transmissions during establishment of a communication channel
08/16/2005CA2186923C Preemptive roaming in a cellular local area wireless network
08/11/2005WO2005074195A1 Method of retransmitting data frame and network apparatus using the method
08/11/2005WO2005074180A1 Wireless access system
08/11/2005WO2005074165A1 Electronic device with antenna for wireless communication
08/11/2005WO2005074157A1 Radio frequency identification and communication device
08/11/2005WO2005074155A1 Interference estimation in a wireless communication system
08/11/2005WO2005074154A2 Method and apparatus for improving error rates in multi-band ultra wideband communication systems
08/11/2005WO2005074153A1 Rapid acquisition methods and apparatus for gps signals background
08/11/2005WO2005074152A1 Frequency generation for a multi-band ofdm based ultra wide-band radio
08/11/2005WO2005074150A1 Robust non-coherent receiver for pam-ppm signals
08/11/2005WO2005074149A1 Integrated mobile phone ring scheduler
08/11/2005WO2005074148A1 A portable cellular phone holder which has an electric charging ability
08/11/2005WO2005074124A1 Adjusting circuit
08/11/2005WO2005074122A1 High dynamic range time-varying integrated receiver for elimination of off-chip filters
08/11/2005WO2005074121A1 Transmitter predistortion circuit and method therefor
08/11/2005WO2005073929A1 Access control system with energy-saving optical token presence sensor system
08/11/2005WO2005072469A2 Apparatus and method operable in a wireless local area network incorporating tunable dielectric capacitors embodied within an intelligent adaptive antenna
08/11/2005WO2005072468A2 Apparatus and method capable of utilizing a tunable antenna-duplexer combination
08/11/2005WO2005072424A2 Method for compensating for multi-path
08/11/2005WO2005072329A2 Communication channel calibration for drift conditions
08/11/2005WO2005072299A2 Periodic calibration for communication channels by drift tracking
08/11/2005WO2005043784A8 Device and method for receiving broadcast wave in which a plurality of services are multiplexed
08/11/2005WO2005022933A3 System and method for filtering signals in a transceiver
08/11/2005WO2004098062A3 Combined digital-to-analog converter and signal filter
08/11/2005WO2004079923A3 Method and apparatus for audio compression
08/11/2005WO2003103172A9 Mobile telephone comprising correct operation verification means
08/11/2005US20050177857 Method of multi-tasking in mobile terminal
08/11/2005US20050177854 Milliwave transmitting device, milliwave receiving device and milliwave transmission and reception system capable of simplifying wiring of a receiving system of terrestrial broadcasting service and satellite broadcasting service
08/11/2005US20050177366 Noise adaptive mobile communication device, and call sound synthesizing method using the same
08/11/2005US20050176481 Antenna device for portable wireless terminal
08/11/2005US20050176479 Portable digital communication apparatus having improved grip
08/11/2005US20050176474 Apparatus and method for discontinuously receiving MBMS notification indicator in mobile communication system
08/11/2005US20050176472 Power supply for a satellite receiver
08/11/2005US20050176470 Display device
08/11/2005US20050176467 Method for storing and reproducing data in a mobile terminal
08/11/2005US20050176455 Power control in ad-hoc wireless networks
08/11/2005US20050176397 Versatile charge sampling circuits
08/11/2005US20050176396 Receiver apparatus
08/11/2005US20050176395 Automatic frequency control receiver
08/11/2005US20050176393 Filter circuit permitting adjustment of cutoff frequency
08/11/2005US20050176392 Receiver signal strength indication
08/11/2005US20050176389 Very small aperture terminal with dual-input DC power control
08/11/2005US20050176388 Transmitter and wireless communication apparatus using the transmitter
08/11/2005US20050176387 Filter assembly
08/11/2005US20050176386 System and method for transmitting data via wave reflection