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)
06/2008
06/26/2008US20080151968 Dual code spread spectrum communication system
06/26/2008US20080151967 Time transfer using ultra wideband signals
06/26/2008US20080151943 Flexible transport system including support for bilateral user access
06/26/2008US20080151854 Method, system, and apparatus for transmitting interleaved data between stations
06/26/2008US20080151845 Co-existence management of multiple radios
06/26/2008US20080151816 Minimization of channel filters within wireless access nodes
06/26/2008US20080151797 Compressed Mode for Reducing Power Consumption
06/26/2008US20080151790 Time division duplex amplifier for network signals
06/26/2008US20080151787 Passive Echo Cancellation Device And Signal Transmission Method Thereof
06/26/2008US20080151693 Method for simultaneous transmission of soundwaves and, in particular, sonar pulses, without interference
06/26/2008US20080151121 Signal processing apparatus, signal processing method, and program
06/26/2008US20080150827 Method And Apparatus For Shaped Antenna Radiation Patterns
06/26/2008US20080150699 Distance Measuring Apparatus, Distance Measuring Method, Reflector and Communication System
06/26/2008US20080150683 Wireless Device As Programmable Vehicle Key
06/26/2008DE102007058308A1 Global positioning determining system receiver, has synchronous detection unit sending code phase and frequency, before unit terminates detection of signals of one of satellites, if unit detects phase and frequency of another satellite
06/26/2008DE102006061314A1 Endgerät zur kontaktlosen Kommunikation mit einer Transponderanordnung Terminal for contactless communication with a transponder assembly
06/26/2008DE102006061312A1 Antenne zur Messung einer Bewegungsinformation nach dem Doppler-Prinzip, Transponder, System und Verfahren Antenna for measuring a motion information according to the Doppler principle, transponder system and method
06/26/2008DE102006061298A1 Radio frequency identification reader antenna for inductive data communication, particularly for identification of vehicle key, is arranged on mother board, and has metallic barrier and electromagnetic coil
06/26/2008DE102006061297A1 Radio frequency identification reader antenna for inductive data communication, particularly for identification of vehicle key in motor vehicle, has electromagnetic coil arranged on metallic mother board made of highly permeable material
06/26/2008DE102006060530A1 Method for storing broadcast programs in audio system of vehicle, involves activating audio system and adjusting of transmitter frequency of specific broadcast program
06/26/2008DE102006057645A1 Sensor-Transponder-Einheit und Verfahren zu ihrem Betreiben Sensor-transponder unit and method for its operation
06/26/2008DE102006052591A1 Radio receiver, for subscribers in a building, has an additional antenna for the reception of radio and satellite position data signals
06/26/2008DE102006026809B4 Wasserdichte Abdeckung für ein Audiosystem Waterproof cover for an audio system
06/26/2008CA2673354A1 Undulating transmit patterns to support signal separation at a receiver
06/25/2008EP1936926A1 Communication device with omnidirectional amplified listening
06/25/2008EP1936824A1 Cell search method for mobile station in mobile communication system and mobile station
06/25/2008EP1936823A2 System for code division multi-access communication
06/25/2008EP1936822A1 Voice data RF cellular or WLAN IC
06/25/2008EP1936821A1 Holder electrical supply and RF transmitter unit for electronic devices
06/25/2008EP1936820A1 Holder, electrical supply and RF transmitter unit for electronic devices
06/25/2008EP1936819A2 Voice data RF wireless network IC
06/25/2008EP1936818A2 Voice-data-RF-IC
06/25/2008EP1936817A2 Cellular telephone IC and applications thereof
06/25/2008EP1936816A1 Reception device and electronic device using the same
06/25/2008EP1936814A1 Matching circuit and dual-band power amplifier
06/25/2008EP1936534A2 Methods and apparatus for single sideband modulation employing a frequency shift
06/25/2008EP1935159A1 Tone hopping in the uplink of a sectorized ofdm system
06/25/2008EP1935156A2 Nyquist folded bandpass sampling receivers and related methods
06/25/2008EP1935120A1 Operating multi-service receiver in non-interfering manner
06/25/2008EP1935118A1 Method for transmitting/responding paging information for dual-mode access terminal and device and method for network switching according to network indication
06/25/2008EP1935115A1 Apparatus and method for interference cancellation in wireless mobile stations operating concurrently on two or more air interfaces
06/25/2008EP1935110A1 Reliable communications for wireless devices
06/25/2008EP1935109A1 Method and arrangement for interference mitigation
06/25/2008EP1935107A1 Radio frequency switch
06/25/2008EP1935106A1 Device management system and method for managing device management object
06/25/2008EP1935105A2 Non-invasive frequency rollback apparatus and method
06/25/2008EP1935103A1 Electronic device, system, chip and method enabling a radio signal reception
06/25/2008EP1935102A2 Downconverting mixer
06/25/2008EP1935100A2 Rf synthesizer and rf transmitter or receiver incorporating the synthesizer
06/25/2008EP1935099A2 Interoperability improvement in terminals having a transmitter interfering with a receiver
06/25/2008EP1934787A1 Network service for modularly constructing a software defined radio
06/25/2008EP1934667A2 A bounded signal mixer and method of operation
06/25/2008EP1632032B1 A method for reducing the effect of interferences in a receiver and an electronic device
06/25/2008EP1551242A4 Communication apparatus and helmet
06/25/2008EP1530838B1 Radio communication system with adaptive interleaver
06/25/2008EP1514405B1 Digital video broadcast-terrestrial (dvb-t) receiver interoperable with a gsm transmitter in a non-interfering manner using classmark change procedure
06/25/2008EP1513264B1 CDMA reception device
06/25/2008EP1476849B1 Electromagnetic transponder with a programmable code
06/25/2008EP1456993B1 Synchronization
06/25/2008EP1393455B1 Quadrature alignment in communications receivers
06/25/2008EP1323281B1 Apparatus and method for enhancing low-frequency operation of mobile communication antennas
06/25/2008EP1121068B1 An apparatus and method for performing a signal search in a coherent wireless communication system
06/25/2008CN201078849Y Variable type frequency apparatus with USB interface
06/25/2008CN201078846Y Wireless emitting device of key searching equipment
06/25/2008CN201078845Y Wireless receiving device of key searching equipment
06/25/2008CN201078844Y Telephony radio set without external power adapter
06/25/2008CN201078781Y Traveling crane caution system with no need of dragging transmission line
06/25/2008CN101208924A Method and apparatus for reducing the interferences between a wide band device and a narrow band interferer
06/25/2008CN101208921A Radio receiving apparatus
06/25/2008CN101208917A Efficient support for TDD beamforming via constrained hopping and on-demand pilot
06/25/2008CN101208874A Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
06/25/2008CN101208873A Rate control for multi-layer video design
06/25/2008CN101208872A System for abstracting audio-video codecs
06/25/2008CN101208871A Multiplexing system for time division duplex communication systems
06/25/2008CN101208870A Apparatus, system, and method for multi-class wireless receiver
06/25/2008CN101208869A Transmitter device with quasi-constant LO leakage, for wireless communication equipment with a direct conversion architecture.
06/25/2008CN101208868A MP-ME recorder
06/25/2008CN101208867A System and method for ultra wideband communications using multiple code words
06/25/2008CN101207919A Safety method of network telephone communication and apparatus thereof
06/25/2008CN101207907A Method and apparatus for random switching in time division synchronizing code division multiple access system
06/25/2008CN101207876A Regulation method, distribution method and management system of dormancy identification
06/25/2008CN101207874A Stand-by communication device simultaneous for code division multiple access and global mobile communication system
06/25/2008CN101207873A Communication system and related power management method thereof
06/25/2008CN101207843A Method for enhancing decipher of uplink physical channel
06/25/2008CN101207814A Method and apparatus for changing channel
06/25/2008CN101207734A Digital broadcasting receiver
06/25/2008CN101207648A Control apparatus using vibration device in vehicle to convey car telephone incoming call information
06/25/2008CN101207454A Method for indicating channelized set of codes and sending terminal of channelized set of codes information
06/25/2008CN101207437A Method and apparatus for signal processing based on automatic frequency control
06/25/2008CN101207434A Method for regulating up DCH signal channel speed of WCDMA system
06/25/2008CN101207433A Method for regulating down DCH signal channel speed of WCDMA system
06/25/2008CN101207430A Anti-self excitation module of straight amplification station system
06/25/2008CN101207429A Apparatus and method for obtaining switch point in TDD WiMAX straight amplification station
06/25/2008CN101207420A Method and system for processing signal
06/25/2008CN101207416A Power control method of high speed sharing control signal channel
06/25/2008CN101207410A Method and system for sending pilot signal
06/25/2008CN101207409A Method for taking business turns and single board
06/25/2008CN101207408A Apparatus and method of synthesis fault detection for main-spare taking turns
06/25/2008CN101207407A Interrogator
06/25/2008CN101207406A Wireless communication apparatus and wireless communication method