Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
09/2010
09/09/2010US20100226414 System and a Method for Wireless Transmission and Reception of Concatenated Impulse Radio Ultra-Wideband Data Bursts
09/09/2010US20100226413 Method and apparatus for increasing the number of orthogonal signals using block spreading
09/09/2010US20100226412 Wireless device and method
09/09/2010US20100226356 Method for iterative interference cancellation for co-channel multi-carrier and narrowband systems
09/09/2010US20100226355 Low-voltage control high-frequency switch and composite high-frequency component
09/09/2010US20100226334 Physical layer structures and initial access schemes in an unsynchronized communication network
09/09/2010US20100226298 System and Method of Power Management for a Device with Multiple Network Interfaces
09/09/2010US20100226257 Auto-compression for media over ip
09/09/2010US20100225385 Active power filter method and apparatus
09/09/2010DE19921438B4 Überlagerungsstufe für Hochfrequenzempfänger Superposition stage for high frequency receiver
09/09/2010DE19705816B4 Verfahren zum Orten von Frequenzsprungsendern Method for locating frequency hopping transmitters
09/09/2010DE102009011822A1 Testing a chip/smart card, for faults, uses a separate data exchange link to the test instrument for the test program
09/09/2010DE102009011821A1 Portable data carrier e.g. token, has switching element provided on chip in chip module and switched such that contactless communication of carrier by antenna is deactivated during actuating switching element by magnetic field
09/09/2010DE102009011549A1 Schaltung und Verfahren zur Spiegelfrequenzunterdrückung Circuit and method for image rejection
09/09/2010DE102009001345A1 Selektionsfilteranordnung für einen elektronischen Empfänger und Verfahren zur Selektionsfilterung Selection filter assembly for an electronic receiver and method for selecting filtering
09/09/2010DE10197235B4 Scharniervorrichtung Hinge device
09/08/2010EP2226955A2 Wireless communication apparatus and method
09/08/2010EP2226948A1 Communication system and method for transmitting and receiving signals
09/08/2010EP2226947A2 Selection filter assembly for an electronic receiver and selection filtering method
09/08/2010EP2226946A2 Method for compensating for crosstalk between a transmission signal generated in a transmission branch and a reception branch
09/08/2010EP2226805A2 Data reproduction apparatus
09/08/2010EP2225864A2 Pn phase recovery in a dmb-t system
09/08/2010EP2225832A2 Multiple radio instances using software defined radio
09/08/2010EP2225831A1 Filtering communications channels within telecommunications satellites
09/08/2010EP1444788B1 A method for signal acquisition in a wireless terminal and a wireless terminal
09/08/2010EP1430612B1 Rf signal switch for a wireless communication device
09/08/2010EP1421743B9 Implementing a physical layer automatic repeat request for a subscriber unit
09/08/2010EP1300972B1 Code division multiplex communication system and code division multiplex communication device
09/08/2010EP1086535B1 One-bit correlator Rake receiver
09/08/2010CN201577100U Power concentrator
09/08/2010CN201577095U Device for controlling frequency of media player
09/08/2010CN201577090U Walsh sequence spread spectrum device
09/08/2010CN201577089U Wide frequency band radio frequency front end module
09/08/2010CN201577088U Short wave network control terminal
09/08/2010CN201577087U Transmit-receive device used for point type responser
09/08/2010CN201577086U Button-free wireless carrier signal receiving and processing device with voice recognition control
09/08/2010CN201577085U Self-generating radio
09/08/2010CN201576289U Solar power supply type fixed automatic reader based on wireless network technology
09/08/2010CN201576190U Remote monitoring system based on wireless spread spectrum broadcasting station architecture
09/08/2010CN201576096U GPS navigator with FM transmitting function
09/08/2010CN1983903B Code division multiplex transmission manner, transmitter and receiver
09/08/2010CN1983896B Code division multiplex transmission manner, transmitter and receiver
09/08/2010CN1983820B Pll frequency generator
09/08/2010CN1961518B I/Q MIMO detection for single antenna interference cancellation
09/08/2010CN1947356B Method and apparatus for receive diversity control in wireless communications
09/08/2010CN1918806B Digital wireless apparatus
09/08/2010CN1902834B Method, device and system for use in a CDMA system
09/08/2010CN1885730B Single receiver mobile terminal and its method for receiving private downlink carrier information
09/08/2010CN1881835B Satellite broadcasting system
09/08/2010CN1848709B Passive optical network system for realizing protection switching and protection switching method
09/08/2010CN1710817B Antenna module
09/08/2010CN1679251B Communicating method
09/08/2010CN1606253B Method for keeping module to be used and activated module in a hot spare mode, and the communication node
09/08/2010CN1578162B Data decoding method, apparatus and receiver and communication system applying the same
09/08/2010CN101828368A Multicarrier communication system employing explicit frequency hopping
09/08/2010CN101828338A Transmission structure supporting multi-user scheduling and MIMO transmission
09/08/2010CN101828337A Opening and closing device for use in portable device having two units sliding each other
09/08/2010CN101828336A Enhanced cigarette lighter adapter
09/08/2010CN101828335A Robust two microphone noise suppression system
09/08/2010CN101828301A Multi-layer compact, embedded antennas using low-loss substrate stack-up for multi-frequency band applications
09/08/2010CN101827429A Network searching method and mobile terminal after coverage loss
09/08/2010CN101827423A Service restriction apparatus and method for portable communication device
09/08/2010CN101827405A Method for processing resource management in a mobile radio system
09/08/2010CN101827387A Channel quality reporting method and corresponding device
09/08/2010CN101827382A Method, equipment and system for switching services of wireless equipment
09/08/2010CN101827364A Dual modem device
09/08/2010CN101827193A System and method for realizing batch upgrade of set top boxes
09/08/2010CN101827166A Low-current alarming circuit and intelligent mobile communication equipment with same
09/08/2010CN101827062A Peak clipping compensating device with peak clipping unit threshold and transmitter
09/08/2010CN101827058A Transmitter, receiver, power amplification method, and signal demodulation method
09/08/2010CN101827055A Broadband digital down converter based on FPGA (Field Programmable Gate Array)
09/08/2010CN101827054A Precompensation method and device of nonlinear distortion and transmitter
09/08/2010CN101827053A Method for restraining intercell interference
09/08/2010CN101827050A Novel CDMA downlink communication method and system
09/08/2010CN101827047A Frequency domain interference signal eliminating method and device
09/08/2010CN101827046A Device and method for calibrating output data of MMSE receiver
09/08/2010CN101826931A Method, circuit and system for receiving and processing multiple frames
09/08/2010CN101826928A Method and device for realizing PON (Passive Optical Network) system service recovery
09/08/2010CN101826925A Tuner unit including a plurality of tuner circuits
09/08/2010CN101826916A Main/standby switching method, system and equipment of IR (Interface between the Radio Remote Unit and the Baseband Processing Unit) ports
09/08/2010CN101826912A Signal processing method of base band receiver of base station in digital wireless trunking communication system based on TDMA (Time Division Multiple Address) technology and base band receiver
09/08/2010CN101826906A Portable emergency communication transit station
09/08/2010CN101826905A Elastic wave through-the-earth signal diversity reception method
09/08/2010CN101826890A Implementation method of ZC (Zadoff-Chu) sequence in LTE (Long Term Evolution) system
09/08/2010CN101826889A Binary offset carrier signal tracking loop
09/08/2010CN101826888A Processing method of automatically calibrating sum-and-difference passage spread spectrum code phase to coincidence
09/08/2010CN101826887A Method and device for digital predistortion processing
09/08/2010CN101826886A Transceiving device with functions of power amplification and frequency hopping
09/08/2010CN101826885A Dual-channel disaster early-warning information receiving system and receiving method thereof
09/08/2010CN101826884A Multi-module terminal circuit and multi-module terminal
09/08/2010CN101826883A Front end for sensing cognitive radio frequency spectrum and frequency spectrum sensing method
09/08/2010CN101826882A Circuit structure method for upgrading baseband circuit functions in GNSS receiver
09/08/2010CN101826881A Method, circuit and system for adapting to receiving chain component of receiver according to characteristics of received signal
09/08/2010CN101826880A Signal source module of air traffic alert and collision avoidance system receiver
09/08/2010CN101826859A Signal source device and signal source device used for generating output signal
09/08/2010CN101826848A Automatic gain control system in orthogonal frequency division multiplexing receiver and method
09/08/2010CN101826660A Antenna device and application terminal thereof of dual-mode intelligent mobile phone
09/08/2010CN101826497A Chip and transmitter for wireless communication system
09/08/2010CN101588639B Fourth generation mobile communication and impulse radio ultra-wideband integrated reconfigurable system
09/08/2010CN101483873B Uplink multipoint collaboration implementing method combining inter-cell interference coordination
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