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)
10/2001
10/10/2001EP1142161A1 A receiver
10/10/2001EP1142152A2 Control of transmission power in a radio system
10/10/2001EP1142149A2 Random access channel preamble detection
10/10/2001EP1142148A1 Interleaving / deinterleaving device and method for communication system
10/10/2001EP1142147A1 Method for receiving spectrum spread signals with frequency offset correction
10/10/2001EP1142146A1 Pilot filtering in the presence of phase disconiuties in a cdma receiver
10/10/2001EP1142145A1 An antenna switch module
10/10/2001EP1142144A1 Circuit for a multi-standard communications terminal
10/10/2001EP1142143A1 Method for transmitting signals in a communication device
10/10/2001EP1142142A1 Integrated transmitter and receiver components for a dual-band transceiver
10/10/2001EP1142141A1 Low cost multiplexer for multiband radios
10/10/2001EP1142140A1 Hands-free cellular phone kit
10/10/2001EP1142139A1 A device and method for reducing the amplitude of signals
10/10/2001EP1142138A1 Multifunction fm receiver
10/10/2001EP1142137A1 P
10/10/2001EP1142136A1 Control of gain and power consumption in a power amplifier
10/10/2001EP1142121A1 Circuit for the frequency multiplication of an angle modulated signal using a pll and method
10/10/2001EP1142104A1 Multi-frequency transmitter using predistortion and a method of transmitting
10/10/2001EP1142066A1 Apparatus and method for processing satellite and terrestrial signals
10/10/2001EP1142059A2 A communication device
10/10/2001EP1141950A1 Noise suppression in a mobile communications system
10/10/2001EP1141856A1 Pipeline processing for data channels
10/10/2001EP1141746A1 Remote-inquiry surface acoustic wave component with optimum code space
10/10/2001EP0862777B1 Dsp decoder for decoding analog sr encoded audio signals
10/10/2001EP0827638B1 Cellular communication system having device coupling distribution of antennas to plurality of transceivers
10/10/2001CN1317215A Random access in mobile telecommunications system
10/10/2001CN1317198A Method for storage of channel for consumer electronics appliance
10/10/2001CN1317183A Method and apparatus for reflection and transmission of quasi orthogonal vectors
10/10/2001CN1317181A Method for forming or detecting single sequence and transmitter unit and receiver unit
10/10/2001CN1317178A Transmission method and radio system
10/10/2001CN1317177A Communication terminal device and transmission power control method
10/10/2001CN1317172A Method for increasing capacity of orthogonal waveform multiple access network, and associated units
10/10/2001CN1317170A Method and device for receiving frequency-modulated signal
10/10/2001CN1316863A Method and system for operating mobile phone using voice recognition
10/10/2001CN1316843A Radio transmitter installation with low-power consumption
10/10/2001CN1316842A Graphic generating circuit, multiple detecting circuit using the circuit and detecting method
10/10/2001CN1316795A Aerical device
10/10/2001CN1072869C Method and system for data protecting in digital telecommunication system
10/10/2001CN1072867C Method and system for arrangement of vocoder data for masking of transmission channel induced errors
10/10/2001CN1072865C Method for eliminating multi-access interference and mobile station
10/10/2001CN1072863C Apparatus and method for reducing message collision between mobile stations in communication system
10/10/2001CN1072861C Multi-channel digital transceiver and method thereof
10/10/2001CN1072858C Method for providing hand-offs in frequency hopping communication system
10/10/2001CN1072857C Communication device with card ejection mechanism
10/10/2001CN1072819C Method for far-end requiring portable data card and requiring device
10/09/2001US6301643 Multi-environment data consistency
10/09/2001US6301513 Vocal information system
10/09/2001US6301491 Device and method for radio terminal with hands-free function
10/09/2001US6301490 Audio headset communication apparatus and method
10/09/2001US6301489 Flat blade antenna and flip engagement and hinge configurations
10/09/2001US6301486 Radio telephone apparatus
10/09/2001US6301470 Radio communications receiver and method of recovering data from radio signals
10/09/2001US6301469 Method for automatically switching antenna mode in portable telephone
10/09/2001US6301467 Bias voltage controlled parallel active components
10/09/2001US6301311 Non-coherent, non-data-aided pseudo-noise synchronization and carrier synchronization for QPSK or OQPSK modulated CDMA system
10/09/2001US6301306 Method and apparatus for generating a short-range wireless data communication link
10/09/2001US6301297 Conservation of power in serial modem
10/09/2001US6301294 Spread spectrum communication device
10/09/2001US6301293 Detectors for CDMA systems
10/09/2001US6301292 Despreading circuit
10/09/2001US6301290 Adaptive reference pattern for spread spectrum detection
10/09/2001US6301288 Method of chip interleaving in direct sequence spread spectrum communications
10/09/2001US6301287 Method and apparatus for signal quality estimation in a direct sequence spread spectrum communication system
10/09/2001US6301286 Common packet channel
10/09/2001US6301239 Distributed packet communication network
10/09/2001US6301225 Configurable communication apparatus that permits use of unused multiplexer channels when operating in high power mode
10/09/2001US6301224 Network switch with panic mode
10/09/2001US6301221 Methods and apparatus for encoding data
10/09/2001US6300910 Antenna device installed in flip cover of flip-up type portable phone
10/09/2001US6300903 System and method for person or object position location utilizing impulse radio
10/09/2001US6300900 Antenna for transmitting and/or receiving signals with rectilinear polarization
10/09/2001US6300899 Fixed site data-aided GPS signal acquisition method and system
10/09/2001US6300882 Vehicle-onboard DSRC apparatus
10/09/2001US6300864 Method for transmitting and receiving address information within a communication system
10/09/2001US6300829 RF power amplifier system having inductive steering
10/09/2001US6300690 Apparatus which is electronically switched on and off
10/09/2001US6300345 Cyanoguanidines as cell proliferation inhibitors
10/09/2001US6299041 Holding device for a cordless telephone
10/09/2001CA2296922C A system for electronic placement and broadcast of an advertisement
10/09/2001CA2199760C A transmission system for digital audio broadcasting
10/09/2001CA2195534C Spread spectrum interference canceler system and method
10/07/2001CA2343079A1 Rf power amplifier system having distributed modulation encoding
10/07/2001CA2342417A1 Adaptive compensation for carrier signal phase
10/04/2001WO2001074104A1 Communication terminal and radio communication method
10/04/2001WO2001074103A1 Method of cell initial search in cdma digital mobile telecommunication system
10/04/2001WO2001074000A1 Low-power cdma receiver
10/04/2001WO2001073993A1 Communication device and communication method
10/04/2001WO2001073992A1 Multiuser receiver and communication system for multicode transmission
10/04/2001WO2001073991A1 Method and apparatus for switching connections in fixed networks using the cdma-technique
10/04/2001WO2001073976A1 Transmission power control device and transmission power control method
10/04/2001WO2001073969A1 Method for changing over to an equivalent circuit of a subassembly unit in digital systems for data transmission and an equivalent circuit for carrying out said method
10/04/2001WO2001073968A1 Cdma system which uses pre-rotation before transmission
10/04/2001WO2001073967A1 Communication apparatus and communication method
10/04/2001WO2001073966A1 Wireless receiver and method of wireless reception
10/04/2001WO2001073965A2 Apparatus, system and method in an impulse radio communications system
10/04/2001WO2001073964A1 Method and apparatus for call recovery after a power cut for a cdma cellular phone
10/04/2001WO2001073963A1 Wireless communication device
10/04/2001WO2001073960A1 Emergency phone with single-button activation
10/04/2001WO2001073958A1 Low power and high linearity receivers with reactively biased front ends
10/04/2001WO2001073956A2 Apparatus and methods for selective interference mitigation