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)
11/2004
11/24/2004CN1549542A Digital communication system resetting apparatus and method
11/24/2004CN1549537A Method for realizing application characteristic dual processor backup
11/24/2004CN1549523A Apparatus for exchanging information provided for hobby radio communication equipment and domestic wireless telephone
11/24/2004CN1549522A Multi-interface data exchange module
11/24/2004CN1549507A Method and apparatus for layout data in communication equipment
11/24/2004CN1549478A Up code scrambling distributing method in WCDMA system
11/24/2004CN1549472A Modulating and demodulating apparatus for orthogonal frequency division multiplexing system
11/24/2004CN1549471A Transmitter and receiver capable of raising space time block code performance
11/24/2004CN1549457A Transmission mode radio communication apparatus capable of detecting communication signal
11/24/2004CN1549456A Portable radio communication equipment
11/24/2004CN1549455A Wireless transmission expansion coding and decoding method and apparatus
11/24/2004CN1549454A ADC radio communication receiving machine with one limited dynamic range
11/24/2004CN1177519C Improved isolator for electronic equipment
11/24/2004CN1177509C Communication terminal device, base station device and communication method
11/24/2004CN1177500C Base station emission controlling method, cellular system and base station
11/24/2004CN1177499C Method for planning and optimizing radio network using frequency point scanning
11/24/2004CN1177493C Pseudo-random code searcher and its control method
11/24/2004CN1177444C Realizing method for enhancing 3G nucleus network reliability using allopatric back-up
11/24/2004CN1177427C Multiplex multi-channel communication system and method of signal processing
11/24/2004CN1177425C Peak power inhibiting method and device suitable for CDMA communication system
11/24/2004CN1177424C Channel estimate method and apparatus
11/24/2004CN1177421C Digital audio frequency broadcasting receiver
11/24/2004CN1177414C Rural electric circuit synchronous-transmission wide-narrow band digital information switch-in network system
11/24/2004CN1177412C Phased array spectrum spreading method
11/24/2004CN1177380C Electric appliance with battery holder
11/23/2004US6823412 System and method for arbitration of a plurality of processing modules
11/23/2004US6823310 Audio signal processing device and audio signal high-rate reproduction method used for audio visual equipment
11/23/2004US6823292 Tuneable filter
11/23/2004US6823194 Fast adaptive power control for a variable multirate communications system
11/23/2004US6823181 Universal platform for software defined radio
11/23/2004US6823179 Transmission power detecting apparatus and transmission apparatus
11/23/2004US6823178 High-speed point-to-point modem-less microwave radio frequency link using direct frequency modulation
11/23/2004US6823137 Optical line protection device and optical line protection method
11/23/2004US6823071 Frequency modulation multiplex demodulation device
11/23/2004US6823032 Telecommunication device including a clock generation unit
11/23/2004US6823022 Method for mitigating effects of interference in impulse radio communication
11/23/2004US6823016 Method and system for data management in a video decoder
11/23/2004US6823013 Multiple encoder architecture for extended search
11/23/2004US6823005 Link adaptation in wireless networks for throughput maximization under retransmissions
11/23/2004US6823004 Methods, systems and computer program products for monitoring performance of a modem during a connection
11/23/2004US6823003 Multi-path transceiver amplification apparatus, method and system
11/23/2004US6823001 Dual stage communication processor
11/23/2004US6823000 Method and apparatus for optimal dot product calculation
11/23/2004US6822999 High-speed cell searching apparatus and method for communication system
11/23/2004US6822998 Apparatus and method for measuring noise power in a CDMA mobile communication system
11/23/2004US6822953 Method for transmitting radio signals and receiver for receiving radio signals
11/23/2004US6822950 Interference-efficient method and apparatus to provide CDMA services
11/23/2004US6822902 Apparatus and method for interfacing between modem and memory in mobile station
11/23/2004US6822871 Sliding-type portable wireless terminal
11/23/2004US6822697 Television tuner that generates no interfering signal
11/23/2004US6822634 System comprising a handheld control device
11/23/2004US6822508 Communication device, communication method, program, and storage medium
11/23/2004CA2425463C Power control device and method for controlling a reverse link common channel in a cdma communication system
11/23/2004CA2386477C Feedback compensation detector for a direct conversion transmitter
11/23/2004CA2360909C System and method for generating signal waveforms in a cdma cellular telephone system
11/23/2004CA2316263C Channel spreading device and method in cdma communication system
11/23/2004CA2280907C Multichannel television sound stereo and surround sound encoder
11/23/2004CA2250330C Balanced transversal i,q filters for quadrature modulators
11/23/2004CA2139238C Quantized coherent rake receiver
11/23/2004CA2104829C Synchronised electronic identification system
11/18/2004WO2004100581A1 Methods and systems for instant voice messaging and instant voice message retrieval
11/18/2004WO2004100503A2 Apparatus, system and method for use in powering on a remote wireless device
11/18/2004WO2004100477A1 Method and apparatus for reducing discrete power spectral density components in a multiband wideband communication system
11/18/2004WO2004100435A2 Mac protocol for centralized wireless network communication management
11/18/2004WO2004100416A1 Cross-system interference cancellation for multicarrier cdma and ofdm
11/18/2004WO2004100415A1 Cdma transmitting apparatus and cdma transmitting method
11/18/2004WO2004100391A1 Tumbler type of mobile phone
11/18/2004WO2004100390A1 Apparatus for shielding a radio communications device device
11/18/2004WO2004100389A2 Radiocommunication device employing at least two antennas for radiocommunications and radiolocation respectively, and corresponding system
11/18/2004WO2004100388A1 Dual antenna system having one phase lock loop
11/18/2004WO2004100387A1 Low-loss transmitter module
11/18/2004WO2004100060A2 Rf reception system and portable object therefor
11/18/2004WO2004099994A1 Sampling tuning system
11/18/2004WO2004098838A1 Nail drive guide mechanism in nailing machine
11/18/2004WO2004062145A3 Multiple mode transmitter
11/18/2004WO2004059840A3 Apparatus, methods and articles of manufacture for a multiband switch
11/18/2004US20040230874 System and method for monitoring the performance of a server
11/18/2004US20040230872 Methods and systems for collecting, analyzing, and reporting software reliability and availability
11/18/2004US20040230870 Built-in self test system and method
11/18/2004US20040230638 Adaptive sleeping and awakening protocol for an energy-efficient adhoc network
11/18/2004US20040230489 System and method for mobile payment and fulfillment of digital goods
11/18/2004US20040230358 Monitoring and automatic equipment control systems
11/18/2004US20040230333 Method for manufacturing a receiver and receiver manufactured by using the same method
11/18/2004US20040229666 Case for mobile communication terminal
11/18/2004US20040229665 Mobile terminal
11/18/2004US20040229660 Peak current control in wireless network interface devices
11/18/2004US20040229659 Current reduction in a communication device
11/18/2004US20040229658 Bluetooth headset and method for informing user of incoming call signal using the same
11/18/2004US20040229655 Mobile terminal having time shift function and method thereof
11/18/2004US20040229646 Camera phone and photographing method for a camera phone
11/18/2004US20040229643 Radio device and cellular phone
11/18/2004US20040229642 Wireless polling system using spread-spectrum communication
11/18/2004US20040229637 Subtractive multipath delay detection
11/18/2004US20040229636 Broadcast message service method in mobile communication terminal
11/18/2004US20040229628 Method of adaptive walsh code allocation
11/18/2004US20040229594 Speaker apparatus and method in a wireless telephone
11/18/2004US20040229593 Torque cell
11/18/2004US20040229592 Communication semiconductor integrated circuit device and wireless communication system
11/18/2004US20040229590 Radio receiver
11/18/2004US20040229588 Receiving diversity apparatus and method of mobile station for high data rate type mobile communication system