Patents for H04L 27 - Modulated-carrier systems (89,721) |
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01/13/2011 | DE102009032049A1 Sendeanordnung und Verfahren zum Modulieren von Nutzsignalen auf ein Trägerfrequenzsignal Transmitting arrangement and method for modulating user signals on a carrier frequency signal |
01/13/2011 | DE102005022684B4 DFE-Eingabepuffer, Entzerreinheit, Speicherbauelement, Speichersystem und Entzerrverfahren DFE input buffer rectifying unit, memory device, memory system and Entzerrverfahren |
01/13/2011 | DE102004014563B4 Verfahren und Vorrichtung zur verbesserten drahtlosen Datenübertragung Method and apparatus for improved wireless data transmission |
01/13/2011 | DE10163701B4 Netzwerkinterface für ein Zwei-Wege-Datenübertragungssystem Network interface for a two-way data transmission system |
01/12/2011 | EP2273744A1 Device and method for determining a data symbol in an amplitude modulated reception signal |
01/12/2011 | EP2273740A2 Method and apparatus for transmitting wireless signals on multiple frequency channels in a frequency agile network |
01/12/2011 | EP2273703A1 Digital coherent receiving apparatus |
01/12/2011 | EP2273689A2 CDMA transmitter |
01/12/2011 | EP2273683A2 Encoding and decoding of low density parity check (LDPC) codes |
01/12/2011 | EP2273674A2 Direct conversion receiver architecture |
01/12/2011 | EP2273380A1 Communication system using embedded synchronisation |
01/12/2011 | EP2272228A1 Method and system for transmit upsampling via ifft |
01/12/2011 | EP2272186A2 Method of transmitting signal in wireless communication system and apparatus thereof |
01/12/2011 | EP2272180A1 Method for transmitting and receiving signals in open-loop spatial multiplexing mode |
01/12/2011 | EP1371146B1 Interference rejection in a receiver |
01/12/2011 | CN201708813U Broadband IP access network system structure based on OFDM |
01/12/2011 | CN201708797U Digital frequency-selecting device for multi-carrier mobile communication relay equipment |
01/12/2011 | CN201708791U Distant wireless receiving equipment for COFDM emergency information |
01/12/2011 | CN1951033B Method and apparatus for overlaying multi-carrier and direct sequence spread spectrum signals in a broadband wireless communication system |
01/12/2011 | CN1898888B Wireless communication system, wireless communication apparatus, and resource assignment method used therein |
01/12/2011 | CN1881970B Method and apparatus for compensating sampling frequency offset and carrier frequency offset in OFDM system |
01/12/2011 | CN1753397B Transmission method of training symbol and synchronization method |
01/12/2011 | CN1728696B 通信系统 Communication System |
01/12/2011 | CN1630993B Method and apparatus for spread spectrum radio signal recovery in wideband spread spectrum communication systems |
01/12/2011 | CN101946478A Apparatus and method for estimating i/q unbalance parameters in OFDM receiver |
01/12/2011 | CN101946477A Method of transmitting signal |
01/12/2011 | CN101946476A Clock regeneration circuit and receiver using the same |
01/12/2011 | CN101946475A A radio sensor for detecting wireless microphone signals and a method thereof |
01/12/2011 | CN101946473A Channel estimation in wireless systems with impulsive interference |
01/12/2011 | CN101946446A Method of data communication in a wireless communication system |
01/12/2011 | CN101946437A Wireless communication apparatus and wireless communication method |
01/12/2011 | CN101946432A Signal quality estimation for ofdma systems |
01/12/2011 | CN101946427A Method of communication using frame |
01/12/2011 | CN101945483A Transmission method of uplink relay subframe and relay station |
01/12/2011 | CN101945480A Method and apparatus of allocating ranging channel in wireless communication system |
01/12/2011 | CN101945395A Method for determining sub-carrier replacement and method for determining cell pilot mode |
01/12/2011 | CN101945080A Method and apparatus for decoding data in a layered modulation system |
01/12/2011 | CN101945079A Device for generating, sending and receiving high-order light OFDM-NMSK (Orthogonal Frequency Division Multiplexing-NMSK) signal |
01/12/2011 | CN101945078A Frequency deviation estimation method based on noise subspace |
01/12/2011 | CN101945077A Data processing device and method |
01/12/2011 | CN101945076A Data processing apparatus and method |
01/12/2011 | CN101945075A Subband-based demodulation for an OFDM-based communication system |
01/12/2011 | CN101945074A Method for sending intermediate pilot frequency |
01/12/2011 | CN101945073A Pilot frequency-based time offset estimation device and method |
01/12/2011 | CN101945072A Estimation method for sampling clock frequency deviation in multiplexing system |
01/12/2011 | CN101945071A Confirming method of synchronization sequence in multipoint collaborative environment, synchronizing method and device |
01/12/2011 | CN101945070A Method and device for measuring noise |
01/12/2011 | CN101945068A Detection method of receiver of single-carrier frequency domain equalizing system with low transmission power |
01/12/2011 | CN101945066A Channel estimation method of OFDM/OQAM system |
01/12/2011 | CN101945065A Frequency deviation estimating method of receiver based on DTTB (Digital Television Terrestrial Broadcasting) standard |
01/12/2011 | CN101945063A Method and system for estimating ultra-wideband channel of MB-OFDM (Multiband-Orthogonal Frequency Division Multiplexing) system |
01/12/2011 | CN101945060A Channel estimation method based on pilot frequency signal in 3GPP LTE downlink system |
01/12/2011 | CN101944988A Transmitting device and receiving device of spectral domain channel multiplexing transmission system and method thereof |
01/12/2011 | CN101944977A Reception diversity method and system thereof |
01/12/2011 | CN101944976A Gray mapping-based code design method for optimizing Trellis Coded Modulation (TCM) system |
01/12/2011 | CN101944975A Distributed Alamouti coding cooperative transmission method based on quasi-orthogonal channel allocation |
01/12/2011 | CN101944971A Wireless communication frame structure and apparatus |
01/12/2011 | CN101944947A Base station, relay station, computing apparatus, and reference signal transmission, allocation, and receiving methods thereof |
01/12/2011 | CN101296058B Space-frequency diversity method of MIMO-OFDM system sampling clock synchronization |
01/12/2011 | CN101208921B Radio receiving apparatus |
01/12/2011 | CN101132384B Method and apparatus for pilot frequency multiplexing in OFDM system |
01/12/2011 | CN101119357B Transmitter and transmitter offsets compensation method |
01/11/2011 | US7869549 Automatic gain control system with self-adaptive attack and decay time |
01/11/2011 | US7869548 Ultra-wideband receiver |
01/11/2011 | US7869547 Preamble acquisition without second order timing loops |
01/11/2011 | US7869545 Channel estimation method and apparatus determining a channel impulse response (CIR) distribution area using two adjacent windows |
01/11/2011 | US7869544 System for measuring an eyewidth of a data signal in an asynchronous system |
01/11/2011 | US7869539 Methods, systems, and computer program products for rateless coding |
01/11/2011 | US7869538 System and method for I/Q imbalance compensation |
01/11/2011 | US7869537 Frequency selective transmit signal weighting for multiple antenna communication systems |
01/11/2011 | US7869532 Cellular communication system and a method of operation therefor |
01/11/2011 | US7869531 Wireless communication apparatus, wireless communication system, and transmission method |
01/11/2011 | US7869528 Multi-carrier transceiver assembly |
01/11/2011 | US7869527 Transceiver with hybrid adaptive self-interference canceller for removing transmitter generated noise to prevent modem jamming |
01/11/2011 | US7869526 System and method for a single stage tunable ultra-wideband pulse generator |
01/11/2011 | US7869491 Data transceiver and method thereof |
01/06/2011 | WO2011002935A2 Time tracking loops for a communication system utilizing a cyclic prefix |
01/06/2011 | WO2011002932A2 Time tracking for a communication system utilizing a cyclic prefix |
01/06/2011 | WO2011002790A1 Dual frequency tracking loop for ofdma systems |
01/06/2011 | WO2011002601A1 Method and apparatus for compensating for transceiver impairments |
01/06/2011 | WO2011002355A1 Method and arrangement for adapting a signal in a wireless communications network |
01/06/2011 | WO2011002240A2 Ranging by mobile station in femto system |
01/06/2011 | WO2011002228A2 Method and device for channel encoding on a wireless communications system |
01/06/2011 | WO2011002079A1 Receiving device, receiving method, and program |
01/06/2011 | WO2011001226A1 Integrated circuit with channel estimation module and method therefor |
01/06/2011 | WO2011000171A1 Adaptive filter |
01/06/2011 | WO2010110588A3 Method and apparatus for transmitting reference signal in multi-antenna system |
01/06/2011 | WO2010110584A3 The method for identifying a mbsfn subframe at a user equipment (ue) in a wireless communication system |
01/06/2011 | WO2010101978A3 Burst size signaling and partition rule |
01/06/2011 | WO2010101878A3 Quadrature signal demodulator circuitry suitable for doppler ultrasound |
01/06/2011 | WO2010096648A3 Network coding relay operations |
01/06/2011 | WO2006096880A3 Broadband multicarrier transmitter with subchannel frequency diversity for transmitting a plurality of spatial streams |
01/06/2011 | US20110003617 Distributed architecure wireless rf modem |
01/06/2011 | US20110002424 Method of operating a multi-stream reception scheme |
01/06/2011 | US20110002423 Method and device for processing data and communication system comprising such device |
01/06/2011 | US20110002422 Apparatus for Detecting Digital Video Signal Parameters and Method Thereof |
01/06/2011 | US20110002421 Reception device |
01/06/2011 | US20110002420 Method and system for decoding single antenna interference cancellation (saic) and redundancy processing adaptation using burst process |
01/06/2011 | US20110002419 Low Power Digital Media Broadcast Receiver with Time Division |
01/06/2011 | US20110002418 Time -frequency synchronization and frame number detection for dmb-t systems |