Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
10/2003
10/01/2003CN1123149C Method for controlling communication of mobile phone and mobile phone
10/01/2003CN1123146C Mobile communication system
10/01/2003CN1123143C Automatic channel switching for jamming avoidance in burst mode packet data wireless communication networks
10/01/2003CN1123142C Method and equipment processing signal including steering channel for obtaining timing synchronization information
10/01/2003CN1123141C Related peak detecting circuit
10/01/2003CN1123139C High impedance transponders with improved backscatter modulator
10/01/2003CN1123138C SIM card incorporated in batery pack of terminal
10/01/2003CN1123136C Low IF receiver
10/01/2003CN1123135C Integrable radio receiver circuit for frequency modulated digital signals
10/01/2003CN1123134C Multiple-band communication receiver and method for receiving communication signal
10/01/2003CN1123133C Device for playing back audio signals in motor vehicle
10/01/2003CN1123131C FM multiplexed broadcast receiving apparatus
10/01/2003CN1123130C Receiver for broadcast system of broadcast analogue and digital broadcast signal
10/01/2003CN1123128C Frame structure for mobile phone
10/01/2003CN1123124C Digital communication device and mixer
10/01/2003CN1123118C Muting microphone in silent radiocommunication systems
10/01/2003CN1122971C Communication terminal, disturbancing suppression device of suppressing distrubance singal and its method
10/01/2003CN1122968C Method and apparatus for mitigating audio degradation communication system
10/01/2003CN1122963C Method and apparatus for measuring signal level and delay at multiple sensors
10/01/2003CN1122895C 多信道无线电控制时钟 Multi-channel radio control clock
09/2003
09/30/2003US6629273 Detection of silent data corruption in a storage system
09/30/2003US6629121 Surface acoustic wave-matched filter and differential detector for demodulating spread spectrum signals
09/30/2003US6629070 Voice activity detection using the degree of energy variation among multiple adjacent pairs of subframes
09/30/2003US6628972 Power saving method of mobile telephone
09/30/2003US6628971 Method for displaying background image in mobile telephone
09/30/2003US6628968 Providing timing reference for radio heads
09/30/2003US6628964 Combination cordless telephone and remote control for entertainment equipment
09/30/2003US6628962 PDA antenna device for switching between antennae of a PDA unit based on detected use condition
09/30/2003US6628960 Multi-mode radio receiver
09/30/2003US6628958 Method for adjusting the transmit power level during soft handoff in wireless communication systems
09/30/2003US6628956 Adaptive power control in a radio communications systems
09/30/2003US6628932 Radio receiver automatic gain control techniques
09/30/2003US6628931 Shortwave receiver and antenna adaptor
09/30/2003US6628930 Radio receiver with two tuners and a switch for verifying reception quality at an alternative frequency
09/30/2003US6628929 Transmission power control for use in a transmitting apparatus in a CDMA communication system
09/30/2003US6628927 Method and apparatus for transmitting and receiving signals
09/30/2003US6628925 Receiver/transmitter apparatus
09/30/2003US6628924 CDMA mobile communications system
09/30/2003US6628784 Cellular telephone with device to protect against radiation generated during its use
09/30/2003US6628733 Diversity receiving device and method thereof
09/30/2003US6628732 Received power calculating method and mobile station
09/30/2003US6628721 Simplified differential signaling
09/30/2003US6628702 Method and apparatus for demodulating signals processed in a transmit diversity mode
09/30/2003US6628701 Method and apparatus for reducing spread spectrum noise
09/30/2003US6628700 CDMA reception method and CDMA receiver
09/30/2003US6628699 Receiving a spread spectrum signal
09/30/2003US6628698 CDMA reception apparatus and power control method therefor
09/30/2003US6628675 Symbol combiner synchronization after a jump to a new time alignment
09/30/2003US6628635 Spread spectrum communication system and transmission power control method therefor
09/30/2003US6628634 Fast decoding of long codes
09/30/2003US6628344 Remote control system providing an automatic assertion of a preset selection value concurrent with a submission of a user preferred selection value
09/30/2003US6628340 Multipurpose computerized television
09/30/2003US6628236 Isotropic antenna system and notebook computer
09/30/2003US6628230 Radio frequency module, communication device, and radar device
09/30/2003US6628181 Tuning circuit having a resonance circuit and a negative resistance circuit
09/30/2003US6628107 Power management for a portable electronic device
09/30/2003US6627992 Millimeter wave (MMW) transceiver module with transmitter, receiver and local oscillator frequency multiplier surface mounted chip set
09/30/2003US6626336 Adapter system
09/25/2003WO2003079722A1 Active audio compressing in telecommunication
09/25/2003WO2003079712A1 Base station and call search method used for the same
09/25/2003WO2003079705A1 Personal spectrum recorder
09/25/2003WO2003079699A1 Radio-frequency apparatus and associated methods
09/25/2003WO2003079601A1 Method and apparatus for reducing inter-channel interference in a wireless communication system employing a non-periodic interleaver
09/25/2003WO2003079599A2 A measurement arrangement and telecommunications assembly
09/25/2003WO2003079587A1 Rf transmitters with saturation detection and correction and methods therefor
09/25/2003WO2003079580A1 Method for controlling generation of transmission power control information, method for controlling characteristic of receiver circuit based on overflow information, and cdma communication apparatus
09/25/2003WO2003079577A2 Method and apparatus for reducing inter-channel interference in a wireless communication system
09/25/2003WO2003079576A2 Method and apparatus for reducing interference with outer loop power control in a wireless communication system
09/25/2003WO2003079575A1 Velocity responsive power control
09/25/2003WO2003079573A1 Method and apparatus providing calibration technique for rf performance tuning
09/25/2003WO2003079570A1 Velocity responsive time tracking
09/25/2003WO2003079569A1 Communication system for wireless communication with the aid of aperiodic codes
09/25/2003WO2003079568A1 Path diversity receiver apparatus and method of spectrum spread communication system
09/25/2003WO2003079565A1 Millimeter wave (mmw) radio frequency transceiver module and method of forming same
09/25/2003WO2003079564A1 Radio communication method and system
09/25/2003WO2003079563A1 Frequency doubling circuit arrangement and mobile radio set comprising said circuit arrangement
09/25/2003WO2003079561A2 Mobile communication handset with adaptive antenna array
09/25/2003WO2003079539A1 Signal processing method and signal processing apparatus
09/25/2003WO2003079524A2 Rectifier utilizing a grounded antenna
09/25/2003WO2003079484A2 Antenna interface protocol
09/25/2003WO2003079305A1 Integrated circuit with enhanced coupling
09/25/2003WO2003079050A2 Digital air gun source controller apparatus and control method
09/25/2003WO2003050991A3 System and method for improving data transmission
09/25/2003WO2003049276A9 Demodulator and receiver using it
09/25/2003WO2003036886A3 Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers
09/25/2003WO2003021409A3 Dynamic voltage control method and apparatus
09/25/2003WO2003010914A3 Method and apparatus of avoiding zero crossings in quadrature modulation by adding an offset
09/25/2003WO2003010668A3 System and method for field diagnosis of wireless communications device system software
09/25/2003WO2003009490A3 Device for improving the transmission properties of a bundle of electrical data lines and a system for transmitting data
09/25/2003WO2003009128A3 Logarithmic lookup tables
09/25/2003WO2002096099A3 Quadrature demodulator
09/25/2003WO2002093732A3 Tuner circuit using polyphase filters and mixer
09/25/2003WO2002031996A3 Adjustment of bias current in a first integrated circuit based on a signal gain of a second integrated circuit
09/25/2003WO2002031988A3 Ultra wide bandwidth noise cancellation mechanism and method
09/25/2003WO2002031962A3 Quadrature frequency converter
09/25/2003US20030182657 Broadcasting receiver
09/25/2003US20030182620 Synchronization of video and data
09/25/2003US20030182599 Method and system for assessing availability of complex electronic systems, including computer systems
09/25/2003US20030182598 Systems and methods for monitoring object activity through an external agent using a proxy object
09/25/2003US20030182596 Method and system for isolating exception related errors in java JVM
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