Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
03/2010
03/04/2010WO2010005174A3 Method for transmitting pilot in mobile communication system
03/04/2010WO2010002104A3 Method of transmitting control signals in wireless communication system
03/04/2010WO2009152039A4 Low complexity systems and methods for peak-to-average ratio (par) reduction using reserved tones
03/04/2010WO2009142444A3 Method for transmitting data in wireless communication system
03/04/2010WO2009142437A3 Preamble transmission method in a multiple antenna system
03/04/2010WO2009139605A3 Method for transmitting and receiving broadcasting channels
03/04/2010WO2009117254A3 Channel estimation in wireless systems with impulsive interference
03/04/2010WO2009047755A3 Decoding of forward error correction codes in the presence of phase noise
03/04/2010US20100056140 Beamforming systems and method
03/04/2010US20100056081 Modulating apparatus, mobile communication system, modulating method, and communication method
03/04/2010US20100056069 Wireless communication apparatus
03/04/2010US20100054756 Optical modulator and optical transmitter using the same
03/04/2010US20100054379 Burst demodulator
03/04/2010US20100054378 Center frequency adjustment device and related method for a communications receiver
03/04/2010US20100054377 Systems and methods for spurious signal reduction in multi-mode digital navigation receivers
03/04/2010US20100054376 Digital broadcast transmitter/receiver having an improved receiving performance and signal processing method thereof
03/04/2010US20100054375 System and method for forward and backward recursive computation
03/04/2010US20100054374 Method and Arrangement Relating to Telecommunications
03/04/2010US20100054372 Method and arrangement for generating soft bit information in a receiver of a multiple antenna system
03/04/2010US20100054371 Noise Variance Estimation In Wireless Communications For Diversity Combining and Log Likelihood Scaling
03/04/2010US20100054370 Demodulation method and demodulator of pulse-edge shifted pulse
03/04/2010US20100054369 Filter tuning circuit for wireless communication system
03/04/2010US20100054367 Receiver i/q group delay mismatch correction
03/04/2010US20100054361 Advanced-vsb system (a-vsb)
03/04/2010US20100054360 Encoder, Transmission Device, And Encoding Process
03/04/2010US20100054357 Radio communication system
03/04/2010US20100054354 Wireless communication apparatus
03/04/2010US20100054353 Layer mapping method and data transmission method for mimo system
03/04/2010US20100054352 Correlation-based detection in a cognitive radio system
03/04/2010US20100054351 Method for demodulating signal and terminal and base station for executing the method
03/04/2010US20100054350 Modulation method and modulator using pulse edge shift
03/04/2010US20100054349 General method for low-frequency data transmission on a power line
03/04/2010US20100054348 Power line channel-adaptive communications system and method
03/04/2010US20100054347 Device and method for generating a signal to be transmitted or a signal to be decoded
03/04/2010US20100054346 Information Processing Apparatus, Signal Transmission Method and Decoding Method
03/04/2010US20100054323 Adaptive Receive-Side Equalization
03/04/2010US20100054322 Channel estimation and equalization for hard-limited signals
03/04/2010US20100054321 Systems and Methods that Provide Frequency Domain Supplemental Training of the Time Domain Equalizer for DMT
03/04/2010US20100054320 Amplitude equalizer for fm transmitters
03/04/2010US20100054314 Initialization of and modem for an ofdm data transmission
03/04/2010US20100054281 Method of transmitting modulated signals multiplexed by frequency division multiplexing and physical quantity detector using this method
03/04/2010US20100054236 Methods for Over-the-Air Blind Synchronization of Two OFDMA-Based Networks that Minimizes Interference and By Using an Extended Correlation Window Length
03/04/2010US20100054211 Frequency domain pn sequence
03/04/2010US20100054194 Communication system allocating pilot sub-carriers and related methods
03/04/2010US20100054166 Apparatus and method for controlling idle mode of mobile station in a wireless communication system
03/04/2010US20100054144 Method and apparatus for selecting modulation and coding scheme (mcs) index based on frequency selectivity
03/04/2010US20100054116 Radio Base Station and Radio Mobile Station
03/04/2010US20100052940 Power line communication device for subsea well
03/04/2010DE102009019423A1 Modulationssystem und Verfahren für geschaltete Verstärker Modulation system and method for switched amplifier
03/04/2010DE102008044744A1 Verfahren und Vorrichtung zum Rauschformen eines Übertragungssignals Method and apparatus for noise shaping of a transmission signal
03/04/2010CA2734260A1 Frequency domain pn sequence
03/03/2010EP2159981A2 OFDM signal receiving apparatus and receiving method
03/03/2010EP2159980A2 Orthogonal frequency division multiplexed signal receiving apparatus and receiving method thereof
03/03/2010EP2159979A1 In-band ripple compensation
03/03/2010EP2159948A2 Transport block set transmission using hybrid automatic repeat request
03/03/2010EP2159947A2 Method and apparatus for selecting modulation and coding scheme (MCS) index based on frequency selectivity
03/03/2010EP2159938A1 Communication method, wireless communication system, transmitter, and receiver
03/03/2010EP2158738A2 Simultaneous cell group and cyclic prefix detection method, apparatus and system
03/03/2010EP2158737A1 Method and apparatus for complexity reduction in detection of delay and doppler shifted signature sequences
03/03/2010EP2158736A1 Ofdm-mimo radio frequency transmission system
03/03/2010EP2158715A2 Pilot structures for ack and cqi in a wireless communication system
03/03/2010EP2158705A1 Coping with distortion caused by wideband noise
03/03/2010EP1869857B1 FFT collection window positioning using OFDM symbol time tracking information
03/03/2010EP1811733B1 Wireless communication system and wireless communication method with a plurality of guard interval lengths
03/03/2010CN201418085Y Transformation identification device for detecting interference signal of every kind in DS-CDMA system
03/03/2010CN101663873A Digital data transmitting device and digital data receiving device
03/03/2010CN101663872A OFDM signal transmission apparatus and method
03/03/2010CN101663871A OFDM transmission/reception device for transmitting and receiving OFDM symbols having a variable data transmission rate and method thereof
03/03/2010CN101663870A Signalling
03/03/2010CN101663830A Using a single fht to decode access-based handoff probes from mutiple users
03/03/2010CN101662450A Table-lookup self-adapting peak-clipping method
03/03/2010CN101662449A Window type peak clipping method
03/03/2010CN101662448A Wireless communication method of high-speed sampling low-accuracy quantification impulse ultra-wideband
03/03/2010CN101662447A Process method of despiking and device thereof
03/03/2010CN101662446A Channel estimation method and device thereof
03/03/2010CN101662445A Signal path evaluating method of OFDMA system and device thereof
03/03/2010CN101662444A Orthogonal frequency-division multiplexing transmitting device, method, communication terminal and base station device
03/03/2010CN101662443A Sequence generation and mapping method of reference signals and transmission device
03/03/2010CN101662442A Method and system for communication in a multiple access network
03/03/2010CN101662441A Method, device and detecting system of signal estimation
03/03/2010CN101662440A Method and system to detect packets of different formats in a receiver
03/03/2010CN101662439A Wireless terminal, base station and channel estimation method
03/03/2010CN101662438A Wireless communication method, sending method, receiving and decoding method and device
03/03/2010CN101662437A Time-frequency-phase mixed multicarrier modulation method
03/03/2010CN101662436A Frequency synthesizer used in dual carrier OFDM UWB
03/03/2010CN101662349A Transport block set transmission using hybrid automatic repeat request
03/03/2010CN100593311C Channel estimating device and method for digital broadcast signal receiver
03/03/2010CN100593310C Receivers for cycle encoded signals
03/03/2010CN100593309C DWMC communication apparatus
03/02/2010US7673226 Method and system for providing short block length low density parity check (LDPC) codes
03/02/2010US7672656 Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers
03/02/2010US7672411 Radio receiver
03/02/2010US7672408 Signal separation device and signal separation method
03/02/2010US7672406 Clock and data recovery circuit and SERDES circuit
03/02/2010US7672405 Method for controlling the signal gain of a multiband orthogonal frequency division multiplexing (MB-OFDM) baseband receiver
03/02/2010US7672403 Radio receiver, system on a chip integrated circuit and methods for use therewith
03/02/2010US7672400 Method of secure WLAN communication
03/02/2010US7672399 Apparatus, systems and methods for providing enhancements to ATSC networks using synchronous vestigial sideband (VSB) frame slicing
03/02/2010US7672398 Method and system for adjusting the amplitude and phase characteristics of real and imaginary signal components of complex signals processed by an analog radio transmitter
03/02/2010US7672397 Method for producing a transmission signal
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