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)
05/2008
05/15/2008DE102007052803A1 Double-balanced Gilbert-cell based mixer device for use in e.g. wireless telephone, has radio frequency input port and inverse radio frequency input port connected with bases of two transistors, respectively
05/15/2008DE102006053471A1 Transponder carrier e.g. credit card, packing, has foil material which is coated on transponder carrier preferably transponder card, where foil material has plastic layers and metal layer that are in firm-laminar connection with one another
05/15/2008DE102006053089A1 Receiver for e.g. universal mobile telecommunications system, has computation unit to compute coefficients using selected areas of channel section, and equalizer to equalize signals using computed coefficients
05/15/2008DE102006048547A1 Remote control system for building installation, has evaluation units to determine controllable device based on determined current position and current inclination coordinates obtained from radio signals, of remote control device
05/15/2008DE102006038411A1 Empfänger und Verfahren zum Empfangen eines ein Kanalprofil aufweisenden Datensignals Receiver and method for receiving a channel profile having a data signal
05/15/2008DE102004051480B4 Zusammenschiebbares Mobilkommunikationsterminal Collapsible mobile communication terminal
05/15/2008CA2667346A1 Method and apparatus for assigning radio resources and controlling transmission parameters on a random access channel
05/15/2008CA2667125A1 Method and apparatus for efficient signal interpolation
05/14/2008EP1921837A1 Accessory identification algorithm for system connector
05/14/2008EP1921772A2 Systems and techniques for power control
05/14/2008EP1921769A1 Spread spectrum communication device
05/14/2008EP1921768A1 Spread spectrum communication device
05/14/2008EP1921767A1 Spread spectrum communication device
05/14/2008EP1921766A1 Spread spectrum communication method
05/14/2008EP1921765A1 Spread spectrum communication device
05/14/2008EP1921764A1 Spread spectrum communication device
05/14/2008EP1921763A1 Spread spectrum communication device
05/14/2008EP1921762A1 Spread spectrum communication method
05/14/2008EP1921761A1 Spread spectrum communication device
05/14/2008EP1921760A1 Spread spectrum communication system
05/14/2008EP1921759A1 Spread spectrum communication device and spread spectrum communication method
05/14/2008EP1921758A1 Radio receiving device and radio receiving method
05/14/2008EP1921757A1 Restrain method for signal interference from users in neighbor cells
05/14/2008EP1921756A2 Digital communication method and system using multidimensional hopping patterns
05/14/2008EP1921755A2 Electronic tuner and portable telephone device using the same
05/14/2008EP1920541A1 Method and mobile telecommunication terminal for customizing user interface
05/14/2008EP1920540A1 Wireless transceiver configuration with self-calibration for improved out of band interferer rejection
05/14/2008EP1920539A1 User terminal for performing a plurality of applications simultaneously
05/14/2008EP1920538A1 Sleep mode for wireless communication device during out of service operation
05/14/2008EP1920419A1 Method and devices for controlling and operating electrical devices having different functions
05/14/2008EP1861931A4 A wideband tuning circuit
05/14/2008EP1800415A4 Mobile imaging application, device architecture, and service platform architecture
05/14/2008EP1792411A4 Permutation procrastination
05/14/2008EP1756933A4 Phone energy management for low battery voltages
05/14/2008EP1616363A4 Modular rf antenna and filter system for dual radio wlan access points
05/14/2008EP1602220B1 System and method for battery conservation with assistance from the network and radio resource management
05/14/2008EP1523810B1 Scaling using gain factors for use in data detection for wireless code division multiple access communication systems
05/14/2008EP1488614A4 Adaptive receive and omnidirectional transmit antenna array
05/14/2008EP1382142B1 Even-order non-linearity correction feedback for gilbert style mixers
05/14/2008EP1181780B1 Cdma receiver
05/14/2008EP1133841B1 System and method for compensating timing errors using pilot symbols in a ofdm/cdma communication system
05/14/2008EP1021865B1 Method for transmitting power control signal in mobile communication system
05/14/2008CN201061162Y Signal conversion circuit
05/14/2008CN201060651Y Host board on radio recorder
05/14/2008CN101180823A Method, apparatus and system for handling unreliable feedback information in a wireless network
05/14/2008CN101180818A Transmitting apparatus, receiving apparatus, mobile communication system, and transmission control method
05/14/2008CN101180806A Radio access scheme in CDMA-based communication system
05/14/2008CN101180805A CDMA frequency acquisition using a simplified crystal oscillator that is not temperature compensated
05/14/2008CN101180804A Communication quality determining method, mobile station, base station and communication system
05/14/2008CN101180803A 无线事件验证系统 Wireless Event verification system
05/14/2008CN101180802A Access control to partitioned blocks in shared memory
05/14/2008CN101180801A Serial protocol for agile sample rate switching
05/14/2008CN101180797A Apparatus and method for generating monocycle pulse
05/14/2008CN101180597A Communication apparatus having a sim interface compatible with radio isolation
05/14/2008CN101179922A Electronic tuner and electronic device
05/14/2008CN101179869A Hearing system with hearing transmitter and bandwidth transmitter
05/14/2008CN101179819A Sequence allocated method, system and device in multi-cell system
05/14/2008CN101179802A Communication equipment, network appliance and alarm method
05/14/2008CN101179761A DMB terminal for enabling simultaneous dmb viewing and phone call and method therefor
05/14/2008CN101179749A System and method for supporting automatic establishment and disconnection of wireless cluster connection
05/14/2008CN101179678A Electronic tuner and portable telephone device using the same
05/14/2008CN101179612A LCD mounting structure of mobile phone
05/14/2008CN101179543A DC offset cancellation circuit
05/14/2008CN101179357A Signal detection method and apparatus
05/14/2008CN101179344A Mode switching method, mode switching program, and broadcast receiving terminal
05/14/2008CN101179334A Optical fiber network alternate channel switch controller
05/14/2008CN101179333A Toy communication interconnecting scheme
05/14/2008CN101179330A Information transmission method with reduced identification data size
05/14/2008CN101179329A Information transmission method with reduced identification data size
05/14/2008CN101179323A Pulse shaping filtering module, timing transmitting regulation and receive testing method and apparatus
05/14/2008CN101179317A Orthogonal frequency division multiplexing based pilot signal transmitting method of multi-transmission antenna system
05/14/2008CN101179316A Clock regulating method, device and access point
05/14/2008CN101179314A Diversity transmitting/receiving method of intelligent antenna system
05/14/2008CN101179310A Power limitation method of eliminating multi-carrier base station third order intermodulation
05/14/2008CN101179308A Downlink power control method and device thereof
05/14/2008CN101179305A System and method for electronic dispersion compensation
05/14/2008CN101179304A Wireless communication system and wireless communication apparatus
05/14/2008CN101179293A Channel estimation method, device and receiver in wireless communication system
05/14/2008CN101179292A Channel estimation method of time-division synchronous code division multiple access system
05/14/2008CN101179291A Condition maximum likelihood estimation based ultra-wideband communication system synchronization method
05/14/2008CN101179290A Wireless frame transmission method in time division-synchronization code division multiple access system
05/14/2008CN101179289A Mixed OVSF-TH-UWB communication method
05/14/2008CN101179288A Switchable transceiver for relay station
05/14/2008CN101179287A Mobile phone chain with self-carried charging function and used as emergency power supply
05/14/2008CN101179286A Session television terminal and method of accessing to audio
05/14/2008CN101179285A Sideband related replacement method for inhibiting narrow-band interference
05/14/2008CN101179284A Circulation sideband related replacement method for inhibiting narrow-band interference and Gaussian noise
05/14/2008CN101179283A Method of detecting and suppressing pulse noise
05/14/2008CN101179282A Method of eliminating co-channel transmitter signal interference using scrambling
05/14/2008CN101179281A Method of eliminating co-channel transmitter signal interference
05/14/2008CN101179280A Specific lookup table based digital automatic gain control device
05/14/2008CN100388871C Hinge device of swing-type portable terminal
05/14/2008CN100388861C Signal processing method in mobile terminal random access process
05/14/2008CN100388848C Base station apparatus, mobile station apparatus, radio communiation system, and radio communication method
05/14/2008CN100388846C Downlink beamforming method in mobile communication intelligent antenna system
05/14/2008CN100388837C Equipment and method for reducing power consumption of mobile communication terminal back lighting control element
05/14/2008CN100388787C Mobile terminal, audience information collection system, and audience information collection method
05/14/2008CN100388753C Device and method for data compression decompression in data transmission
05/14/2008CN100388729C Frequency discriminating method and device
05/14/2008CN100388721C Method for protecting coupling based on flow control transfer protocol