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)
08/2008
08/28/2008US20080204128 Circuit arrangement with interference protection
08/28/2008DE102007009423A1 Vorrichtung mit einem elektrischen Kontaktelement sowie ein solches Device with an electrical contact element and such a
08/28/2008DE102007009093A1 Roller bearing, comprises two sliding surfaces and rolling element is arranged between sliding surfaces, where rolling element is formed as cylinder roller, ball caster and barrel-shaped roller
08/28/2008DE102005001496B4 Verfahren und Vorrichtung zur Verstärkung eines amplituden- und phasenmodulierten elektrischen Signals Method and apparatus for amplifying an amplitude and phase modulated electrical signal
08/28/2008DE102004064108B4 Verfahren und Schaltung zum Begrenzen der Leistung eines aus spreizkodierten Signalen zusammengesetzten Signals Method and circuit for limiting the power of a spread-coded signals from the composite signal,
08/28/2008DE10194847B4 Rastmechanismus für steckbaren Sendeempfänger Latching mechanism for pluggable transceiver
08/28/2008DE10015841B4 Mobiles Gerät und Steuerungsverfahren für einen Standby-Modus in einem solchen mobilen Gerät Mobile device and control method for a standby mode in such a mobile device
08/28/2008CA2579976A1 Rfid tag with security features
08/27/2008EP1962502A1 Receiving device
08/27/2008EP1962449A1 A system and method for adjusting amplitude of the channel decoded data in cdma system
08/27/2008EP1962434A1 Reception apparatus, path detection apparatus, method thereof, and program used in base station
08/27/2008EP1962433A1 Method and apparatus for eliminating narrow band interference by means of windowing processing in spread spectrum system
08/27/2008EP1962432A1 FM receiver
08/27/2008EP1962431A1 Digital communication system, indoor device, and outdoor device
08/27/2008EP1962423A1 Device for coupling high frequency output signals
08/27/2008EP1962408A2 Radio field intensity measurement device, and radio field intensity detector and game console using the same
08/27/2008EP1961617A1 Method of unlocking a detachable decorative front of an electronic apparatus and corresponding unlocking device
08/27/2008EP1961230A1 Satellite lnb power supply adaptive load
08/27/2008EP1961209A2 Wireless infrared multimedia system
08/27/2008EP1961197A1 Improvements in a wireless terminal having a flashlight
08/27/2008EP1961137A2 Low emission signal generator and distribution system
08/27/2008EP1961135A2 Despreading-on-demand for use in spread spectrum receivers
08/27/2008EP1961128A1 Determination of active spreading codes and their powers
08/27/2008EP1961127A2 System, apparatus, and method for a robust synchronization scheme for digital communication systems
08/27/2008EP1961126A1 Method for operating a communication terminal
08/27/2008EP1961124A1 Low noise amplifier
08/27/2008EP1961050A2 Wireless communication device using voltage switchable dielectric material
08/27/2008EP1961015A2 Composite friction materials having carbon nanotube and carbon nanofiber friction enhancers
08/27/2008EP1960977A2 Methods and system for reduced attenuation in tracking objects using rf technology
08/27/2008EP1925088A4 Joint space-time optimum filter (jstof) using qr and eigenvalue decompositions
08/27/2008EP1741197B1 Device and method for hands-free push-to-talk functionality
08/27/2008EP1735938B1 Combining signal-interference-ratio (sir) estimates for improved sir estimation
08/27/2008EP1668855B1 Method of controlling signal transmission in multi-input/multi-output system
08/27/2008EP1604509A4 Load variation tolerant radio frequency (rf) amplifier
08/27/2008EP1519497B1 Transmitting apparatus and communication mode selection table updating method
08/27/2008EP1470656B1 Method for scrambling packet data using variable slot length and apparatus thereof
08/27/2008EP1329036B1 Method and apparatus for power control in a wireless communication system
08/27/2008EP1222749B1 Spread spectrum receiver
08/27/2008EP0996247B1 CDMA receiver and CDMA transmitter/receiver
08/27/2008EP0972384B1 Transmission method and radio system for inferring the modulation type
08/27/2008EP0947110B1 Methods and systems for reduced power operation of cellular mobile terminals
08/27/2008CN201107851Y Signal-noise ratio estimating device based on planisphere mapping in multi-carrier system
08/27/2008CN201107850Y Wireless network receiver and antenna module thereof
08/27/2008CN101253783A Method and apparatus for utilizing a directional beam antenna in a wireless transmit/receive unit
08/27/2008CN101253716A Self-adapting load of satellite low noise block power supply
08/27/2008CN101253701A Semiconductor device for a tuner and diversity receiver
08/27/2008CN101253697A A method and apparatus for qam demodulation in a generalized rake receiver
08/27/2008CN101253696A Method of cooling electronic device and electronic device with improved cooling efficiency
08/27/2008CN101253695A Housing sealing arrangement
08/27/2008CN101253694A Radio frequency power amplifier and corresponding method
08/27/2008CN101253693A Radio broadcasting device
08/27/2008CN101253417A Mobile unit terminal apparatus, mobile speed determining method used therein and program thereof
08/27/2008CN101252765A Method for realizing weight district monitoring collection and method for real time choosing weight district
08/27/2008CN101252752A Data monitoring and positioning navigational route type double-card double-network terminal
08/27/2008CN101252610A Reflector for a portable electronic equipment
08/27/2008CN101252608A Mobile phone touch screen back glue and method for processing and using the same
08/27/2008CN101252607A Sliding closure type mobile phone with extendable display screen
08/27/2008CN101252564A Code quadrature transmitting reference modem system in ultra-wideband communication and using method thereof
08/27/2008CN101252489A WIFI network media system
08/27/2008CN101252430A Combined signal source channel effective user safety recognizing method
08/27/2008CN101252406A Anti-multiaddress interfering direct sequence spread spectrum communication system
08/27/2008CN101252405A Clock detection and auto switching method, system and testing circuit
08/27/2008CN101252388A Apparatus and method for sending data
08/27/2008CN101252378A Closed loop automatic level control method and apparatus for TDD mode communicating system
08/27/2008CN101252372A Method for switching method main and standby master-control panel in double star-type system
08/27/2008CN101252371A Decoding method of high speed sharing control channel
08/27/2008CN101252370A TD-SCDMA pilot capturing apparatus and method
08/27/2008CN101252369A Apparatus and method for frequency modulation interference suppression
08/27/2008CN101252368A Frequency multiplex circuit of microwave communication system outdoor uint
08/27/2008CN101252367A Method and apparatus for implementing low-power consumption of wireless transmission manual pulse generator
08/27/2008CN101252366A Apparatus for eliminating zero intermediate frequency wireless receiver direct current partial difference
08/27/2008CN101252365A FM receiver
08/27/2008CN101252364A New civil aviation ground and air communication twin channel constant module interference suppressing method and system
08/27/2008CN101252363A Transmitting system, multiplexer and method for reducing power unevenness in sending machine band
08/27/2008CN101252362A Transmitter circuit and radio transmission apparatus for transmitting data via radio by using impulses
08/27/2008CN101252352A Semiconductor integrated circuit device and high-frequency power amplifier module
08/27/2008CN101252341A Wideband low noise amplifier
08/27/2008CN101252238A Connection structure and signal transmission cable
08/27/2008CN101251594A Bidirectional ranging and time comparision process terminal
08/27/2008CN100415054C Method for confirming multi-path location by soft handoff in base station
08/27/2008CN100415029C Apparatus and method for estimating initial frequency offset in an asynchronous mobile communication system
08/27/2008CN100414925C Method of optimizing data communication devices' auto-on functionality
08/27/2008CN100414855C Method for controlling generation of transmission power control information, method of controlling characteristics of receiver circuit based on overflow information, and CDMA communication apparatus
08/27/2008CN100414854C Bias-T apparatus and center conductor of the same
08/27/2008CN100414853C Transmission diversity systems
08/27/2008CN100414851C Space hour encoding method based on rotary planisphere
08/27/2008CN100414848C Two-dimensional spread-spectrum based channel estimation method
08/27/2008CN100414847C Method for managing assigned fingers in wireless communication device
08/27/2008CN100414846C Data transmitter and data transmitting method
08/27/2008CN100414845C High-frequency switch module
08/27/2008CN100414844C Receiver with a signal path, and method thereof
08/27/2008CN100414843C Burst mode receiving device with offset compensation function and its data reconstruction method
08/27/2008CN100414842C Transmission device and automatic gain control method
08/27/2008CN100414835C Carrier detecting circuit and infrared communication device using same
08/26/2008US7418671 Information processing apparatus, information processing method, information processing program and storage medium containing information processing program with rotary operation
08/26/2008US7418380 Digital audio decoder having error concealment using a dynamic recovery delay and frame repeating and also having fast audio muting capabilities
08/26/2008US7418280 Mobile terminal having retractable camera
08/26/2008US7418278 Hand-portable devices and covers for hand-portable devices
08/26/2008US7418276 Activation system and method for establishing a cellular voice communication through a radio system
08/26/2008US7418275 Mobile communication apparatus with rotatable display screen