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)
02/2009
02/25/2009EP2027657A1 Method and system for maintaining autonomous system clock accuracy for a mobile radio terminal
02/25/2009EP2027651A1 Improved control of switcher regulated power amplifier modules
02/25/2009EP2027650A1 Input drive control for switcher regulated power amplifier modules
02/25/2009EP2027484A1 Sampling threshold and gain for satellite navigation receiver
02/25/2009EP1922820A4 Apparatus and method for removing ambient noise and mobile communication terminal equipped with the apparatus
02/25/2009EP1836772A4 Sliding hinge device, personal portable device having the sliding hinge device and method of manufacturing the sliding hinge device
02/25/2009EP1797718A4 Video monitoring system
02/25/2009EP1741262B1 Method for a session initiation protocol push-to-talk terminal to indicate answer operating mode to an internet protocol push-to-talk network server
02/25/2009EP1649620A4 Methods for generating and transmitting frequency hopped signals
02/25/2009EP1629297B1 Detection and reduction of periodic jamming signals in gps receivers and methods therefor
02/25/2009EP1483859B8 Apparatus and method of searching for known sequences
02/25/2009EP1481366B1 Passive rfid tag that retains state after temporary loss of power
02/25/2009EP1346485B1 Low cost mmw transceiver packaging
02/25/2009EP1301033B1 Television receiver and method for receiving broadcast signal
02/25/2009EP1249105B1 Data delivery through beacons
02/25/2009CN201199731Y Mobile communication terminal
02/25/2009CN201199696Y WIFI integration overlay antennae
02/25/2009CN201199689Y Adjustable radio frequency temperature-compensating attenuator
02/25/2009CN201199687Y Dual-mode antenna apparatus
02/25/2009CN201199686Y Holder for exhibiting mobile phone
02/25/2009CN201199685Y Mobile telephone microwave protector with built-in antenna
02/25/2009CN201199684Y Radio circuit for electric vehicle
02/25/2009CN201199486Y Super capacitor mobile phone battery
02/25/2009CN101375570A Method and apparatus for pilot multiplexing in a wireless communication system
02/25/2009CN101375536A MC-CDMA system, transmitter and receiver
02/25/2009CN101375526A System and method for implementing antenna diversity
02/25/2009CN101375521A Transmission path estimation device, equalisation device, and radio system
02/25/2009CN101375517A Apparatus and method for controlling dynamic range of weight vectors according to combining methods in a mobile station equipped with multiple antennas in high rate packet data system using code divis
02/25/2009CN101375516A Methods and systems for signal insertion
02/25/2009CN101375515A Composite high-frequency components and mobile communication apparatus
02/25/2009CN101375514A A system for managing memory storing data in one or more wireless transceiver devices
02/25/2009CN101375513A Small-sized hinge device for use in radio telephone
02/25/2009CN101375512A Method and apparatus for sampling RF signal
02/25/2009CN101375511A FM radio receiver
02/25/2009CN101375510A Automatic gain control apparatus and method in wireless telecommunication system based on time division duplex
02/25/2009CN101375509A Power transmission network and method
02/25/2009CN101375508A A radio telecommunication terminal and a method of decreasing perturbations within this terminal
02/25/2009CN101375233A Portable apparatus and method for inputing data with electronic pen and transmitting data
02/25/2009CN101375177A Short-pulse radar and method for controlling the same
02/25/2009CN101374316A Method and system for implementing call thermal backup
02/25/2009CN101374302A System and method for forwarding radiofrequency signal of mobile terminal
02/25/2009CN101374299A Method for recovery of handhold electronic device after current failure
02/25/2009CN101374294A Electronic device capable of switching user interface
02/25/2009CN101374164A Telephone charger
02/25/2009CN101374137A Block synchronization method for single-carrier frequency domain equalizing system
02/25/2009CN101374125A Method and apparatus for reducing PAR
02/25/2009CN101374037A Method and system for detecting mixing automatic retransmission request signal, and receiving apparatus thereof
02/25/2009CN101374029A Mobile multimedia broadcast receiving card and mobile equipment
02/25/2009CN101374013A Random access method base on frequency domain signal preprocess
02/25/2009CN101373990A Method and apparatus for link backup
02/25/2009CN101373989A Method and system for testing terminal radio frequency consistency
02/25/2009CN101373988A Implementing method for alien-frequency district search and mobile terminal
02/25/2009CN101373987A Communication system receiver and method for concurrent receiving of multiple channels
02/25/2009CN101373986A Wireless communication system, base station, and wireless communication method
02/25/2009CN101373985A Method and apparatus for evaluating multi-user detection interference elimination performance
02/25/2009CN101373983A Asynchronous first in first out interface and operation method thereof
02/25/2009CN101373982A High-frequency wireless reception front-end circuit
02/25/2009CN101373981A Wireless searching and positioning apparatus based on wireless awakening technology and energy consumption control method thereof
02/25/2009CN101373980A Wireless receiver and method for eliminating DC offset voltage
02/25/2009CN101373979A A semiconductor device for use in radio tuner and method for manufacturing the same
02/25/2009CN101373958A Automatic gain control circuit and receiver using the same
02/25/2009CN101373957A Digital gain control method and circuit
02/25/2009CN101373861A Tunable antenna module with frequency correction circuit and manufacturing method thereof
02/25/2009CN101373214A Radio receiver device
02/25/2009CN100464612C Digital cluster communication method with the control channel frequency hopping function
02/25/2009CN100464551C Portable terminal input device
02/25/2009CN100464509C Noise suppressor
02/25/2009CN100464506C Adaptive path selection threshold setting for DS-CDMA receivers
02/25/2009CN100464505C Systems and methods for sharing reference frequency signals within a wireless mobile terminal between sireless transceiver and a global positioning system receiver
02/25/2009CN100464293C Radio data transmission device and method and display module
02/25/2009CN100464288C Portable terminal cursor shifting device and its method
02/25/2009CN100464262C Wristband with adjustable length particular for watch including an electrical conductor embedded in its thickness
02/24/2009US7496946 System for collating data from multiple sources to form a composite program guide for display
02/24/2009US7496799 System and method for monitoring the performance of a server
02/24/2009US7496774 Method and system for generating clocks for standby mode operation in a mobile communication device
02/24/2009US7496693 Wireless enabled speech recognition (SR) portable device including a programmable user trained SR profile for transmission to external SR enabled PC
02/24/2009US7496419 Modulation output device
02/24/2009US7496393 Signal processing apparatus
02/24/2009US7496388 Slide assembly for mobile communication device
02/24/2009US7496386 Rechargeable battery facilitated customer-premises equipment
02/24/2009US7496385 Method for viewing information underlying lists and other contexts
02/24/2009US7496382 Communication system and its terminal
02/24/2009US7496381 Method of preventing the unauthorized use of a user identification module
02/24/2009US7496380 Universal asynchronous receiver/transmitter circuit for mobile telecommunication terminal
02/24/2009US7496379 System and method for providing SMS contact information to a wireless mobile device
02/24/2009US7496377 Memory device in mobile phone
02/24/2009US7496375 Transmission power control device
02/24/2009US7496374 Transmission power control during simultaneous communications
02/24/2009US7496373 Method for controlling transmission power
02/24/2009US7496343 Programmable mixer for reducing local oscillator feedthrough and radio applications thereof
02/24/2009US7496342 Down-converting electromagnetic signals, including controlled discharge of capacitors
02/24/2009US7496341 Device and method for providing DC-offset estimation
02/24/2009US7496340 I/Q mismatch calibration of direct conversion receivers using radio frequency noise
02/24/2009US7496339 Amplitude calibration element for an enhanced data rates for GSM evolution (EDGE) polar loop transmitter
02/24/2009US7496338 Multi-segment gain control system
02/24/2009US7496337 Method for controlling LNA gain state
02/24/2009US7496336 Weighting circuit for adjusting a control loop
02/24/2009US7496334 Transmitter apparatus and wireless communication apparatus
02/24/2009US7496333 Transmission circuit and communication apparatus employing the same
02/24/2009US7496332 Diplexer