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)
11/2001
11/07/2001CN1321365A Radio devices including power amplifier control circuits with hardware lockouts
11/07/2001CN1321357A Automatic gain control circuit for controlling multiple variable gain amplifier stages while estimating received signal power
11/07/2001CN1321052A Portable radio telephone
11/07/2001CN1321051A Receiver structure for radio communication device
11/07/2001CN1321034A Bidirectional operation radio telephone with speed structure on the back of keypad
11/07/2001CN1321033A Portable folding radio communication device
11/07/2001CN1321031A Rotary switch operating apparatus and communication terminal equipment
11/07/2001CN1321021A Electronic device system, control device and control method
11/07/2001CN1321018A Route finding circuit for dividing receiving signal into multiple FFT window to reduce mutual correlation number arithmetic operation
11/07/2001CN1321017A Method for spread spectrum modulation and demodulation with noncontinuous spread spectrum codes, mobile station and base station
11/07/2001CN1321016A CDMA mobile radio communication system receiver
11/07/2001CN1321014A Orthogonal frequency-division multiplex signal receiving device
11/07/2001CN1321006A Method of at least two receiving signals in combined communication system
11/07/2001CN1321004A Method and equipment for swapping active with standby switches
11/07/2001CN1074640C Multiple path delay time searcher in reverse link communication channel
11/07/2001CN1074636C Call processing method in radio telephone using diffused band communication system
11/07/2001CN1074621C 扩频通信系统 Spread spectrum communication system
11/07/2001CN1074617C Wireless tuning controller
11/07/2001CN1074616C Receiver for extending dynamic range of received signal strength indicator for use in cellular communication system
11/07/2001CN1074609C Method and device for improving efficiency of amplifier
11/07/2001CN1074588C Antenna apparatus and portable radio apparatus
11/07/2001CN1074587C Circuit arrangement for processing first or second high-frequency signal
11/06/2001US6314568 Broadcast-program viewing method and system to allow customized viewing based on user input
11/06/2001US6314440 Pseudo random number generator
11/06/2001US6314391 Information encoding method and apparatus, information decoding method and apparatus and information recording medium
11/06/2001US6314326 Electronic equipment control apparatus, electronic equipment control method and electronic equipment
11/06/2001US6314308 Method and apparatus for providing reserve power in a cellular telephone
11/06/2001US6314307 Portable electronic apparatus having a detection device for detecting a variation of the supply voltage
11/06/2001US6314291 Home location register controller capable of dealing with congestion without restriction of access
11/06/2001US6314278 Adjusting gain in a receiver using received signal sample values
11/06/2001US6314276 Transmitted-receiver
11/06/2001US6314273 Mobile telecommunication apparatus having notches
11/06/2001US6314272 Radio frequency broadcast system for enclosed spaces
11/06/2001US6314184 Bracelet telephone device
11/06/2001US6314144 Digital wireless receiving apparatus
11/06/2001US6314130 System and method for joint time tracking of multiple paths
11/06/2001US6314129 Circuit and method for timing recovery in digital communication receiver
11/06/2001US6314128 Spread spectrum synchronized receiver and synchronizing methods
11/06/2001US6314127 System and method for enhancing signal reception
11/06/2001US6314126 Spread-spectrum handoff and source congestion avoidance system and method
11/06/2001US6314094 Mobile wireless internet portable radio
11/06/2001US6313880 Display with one or more display windows and placement dependent cursor and function control
11/06/2001US6313812 Single remote control system for plurality of audio and visual equipment
11/06/2001US6313789 Joint tracking of the carrier phases of the signals received from different satellites
11/06/2001US6313782 Coded phase modulation communications system
11/06/2001US6313772 Complex carrier signal generator for determining cyclic wave shape
11/06/2001US6313713 Matched pair circulator antenna isolation circuit
11/06/2001US6313701 External optical modulation system comprising a predistorter
11/06/2001US6313698 Method and apparatus for wireless phone transmit power amplification with reduced power consumption
11/06/2001US6313688 Mixer structure and method of using same
11/06/2001US6311881 Holder for a portable apparatus
11/06/2001CA2197342C Cdma demodulating apparatus
11/01/2001WO2001082671A1 Method for shielding at least the upper part of a radiocommunication module, and corresponding radiocommunication module
11/01/2001WO2001082641A1 An arrangement and a method for managing power of a telecommunication network element
11/01/2001WO2001082547A1 System and method for peak power reduction in spread spectrum communications systems
11/01/2001WO2001082517A1 Frequency shift transceiver
11/01/2001WO2001082501A1 Spread spectrum receiving apparatus
11/01/2001WO2001082495A2 Redundancy in a cable modem termination system
11/01/2001WO2001082493A1 Transceiver unit
11/01/2001WO2001082492A1 Radio receiving apparatus and radio communication system
11/01/2001WO2001082479A2 Method and apparatus for filtering signals in a subsystem including a power amplifier utilizing a bank of vibrating micromechanical apparatus
11/01/2001WO2001082478A2 Method and subsystem for processing signals utilizing a plurality of vibrating micromechanical devices
11/01/2001WO2001082477A2 Method and apparatus for filtering signals utilizing a vibrating micromechanical resonator
11/01/2001WO2001082476A2 Method and apparatus for selecting at least one desired channel utilizing a bank of vibrating micromechanical apparatus
11/01/2001WO2001082475A2 Method and apparatus for upconverting and filtering an information signal utilizing a vibrating micromechanical device
11/01/2001WO2001082467A2 Method and apparatus for generating a signal having at least one desired output frequency utilizing a bank of vibrating micromechanical devices
11/01/2001WO2001082411A1 Antenna for contact-free transmission/reception reading system
11/01/2001WO2001082408A1 Portable radio device
11/01/2001US20010037503 Communication method, a network and a terminal using said method
11/01/2001US20010036845 Radiotelephone for visual communication
11/01/2001US20010036844 Mobile telephone with electronic mail function
11/01/2001US20010036842 Transceiver operation in radio system
11/01/2001US20010036841 Power inserter configuration for wireless modems
11/01/2001US20010036840 Personal communicator
11/01/2001US20010036838 Multi-band radio terminal apparatus
11/01/2001US20010036837 Method and apparatus for increasing a probability that a dual-band mobile station will acquire a desired autonomous system
11/01/2001US20010036828 Offline page of monitoring
11/01/2001US20010036816 Low power and high linearity receivers with reactively biased front ends
11/01/2001US20010036815 Communication device for mobile unit
11/01/2001US20010036814 Wireless high-speed internet access system allowing multiple radio base stations in close confinement
11/01/2001US20010036813 Radio communication system
11/01/2001US20010036809 Electronic apparatus
11/01/2001US20010036272 Transmission apparatus, transmission method, reception apparatus, reception method and recording medium
11/01/2001US20010036265 Automatic opening and closing apparatus for mobile phones
11/01/2001US20010036264 Wristwatch type wireless telephone
11/01/2001US20010036223 Rake receiver with embedded decision feedback equalizer
11/01/2001US20010036221 Path search circuit dividing a received signal into a plurality of FFT windows to reduce arithmetic operation processes for cross-correlation coefficients
11/01/2001US20010036220 Receiving device for spread spectrum communication system
11/01/2001US20010036195 Time division multiplexed rake finger for W-CDMA
11/01/2001US20010036165 CDMA wireless base station
11/01/2001US20010036150 Noise characterization in a wireless communication system
11/01/2001US20010035860 Home entertainment device remote control
11/01/2001US20010035801 Reconfigurable diplexer for communications applications
11/01/2001US20010035461 Data carrier with regulation of the power consumption
11/01/2001US20010035445 Holder for a portable apparatus
11/01/2001US20010035444 Cell phone holder
11/01/2001US20010035242 Integrated headset-case for wireless phones
11/01/2001CA2408177A1 Redundancy in a cable modem termination system
11/01/2001CA2406543A1 Method and subsystem for processing signals utilizing a plurality of vibrating micromechanical devices
11/01/2001CA2406518A1 Method and apparatus for generating a signal having at least one desired output frequency utilizing a bank of vibrating micromechanical devices