| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 03/27/2013 | CN103001909A Dynamic transmitter calibration |
| 03/27/2013 | CN103001908A Methods and devices for multicarrier aggregation and separation |
| 03/27/2013 | CN103001907A Digital peak clipping method and digital peak clipping device |
| 03/27/2013 | CN103001906A TDS-OFDM (time domain synchronous-orthogonal frequency division multiplexing) interfering signal generation method |
| 03/27/2013 | CN103001905A Method and device for generating PRACH (physical random-access channel) baseband signals |
| 03/27/2013 | CN103001904A Single-carrier frequency-division multiple access link self-adaptation device and implementation method thereof |
| 03/27/2013 | CN103001903A Modulation and demodulation method of wave form synergy signal based on frequency domain and fractional Fourier domain orthogonal basis function |
| 03/27/2013 | CN103001902A Frame synchronization method suitable for single carrier frequency domain equalization-minimum shift keying (SCFDE-MSK) system for unmanned aerial vehicle (UAV) data link |
| 03/27/2013 | CN103001901A Integrated circuit high-speed digital interface module based on modified difference pulse code modulation (MDPCM) |
| 03/27/2013 | CN103001754A Method and wireless device for mapping signals from virtual band to physical band |
| 03/27/2013 | CN103001724A Optical add drop multiplexing method for photonic carriers in OOFDM (optical orthogonal frequency division multiplexing) signals and optical add drop multiplexer |
| 03/27/2013 | CN103001669A Power line carrier relay method based on phase conversion |
| 03/27/2013 | CN103001665A Method and device for adjusting network load matching balance in power line communication system |
| 03/27/2013 | CN102185675B Modulation mapping method for bit-interleaved coded modulation (BICM)-identification (ID) system based on low density parity check code (LDPC) coding |
| 03/27/2013 | CN102170414B Demodulation and timing synchronization combined method for GFSK (Gauss Frequency Shift Key) |
| 03/27/2013 | CN101965047B Method and device for detecting speed of mobile terminal |
| 03/27/2013 | CN101958728B Method and device for realizing remote ranging detection |
| 03/27/2013 | CN101951278B Method for inhibiting residual multi-user interference in two-dimensional block spread spectrum system based on parallel interference cancellation and iterative detection |
| 03/27/2013 | CN101909037B Methods and apparatus related to using a wireless terminal scrambling identifier |
| 03/27/2013 | CN101884202B OFDM synchronization using two pilot symbols having a predetermined frequency shift between each other |
| 03/27/2013 | CN101878627B Pilot design method, recording medium, and transmission apparatus |
| 03/27/2013 | CN101843065B Automatic frequency correction |
| 03/27/2013 | CN101820299B Method and device for solving multipath interference and mobile multimedia broadcasting receiver |
| 03/27/2013 | CN101808058B Single carrier/multi-carrier share receiver and signal processing method thereof |
| 03/27/2013 | CN101803319B Method and apparatus for channel estimation |
| 03/27/2013 | CN101800717B Phase error detection with conditional probabilities |
| 03/27/2013 | CN101795256B Method and system for OFDM symbol timing recovery |
| 03/27/2013 | CN101789810B Minimum mean-square error two-stage spread spectrum OFDM self-adaptive code distribution method and system |
| 03/27/2013 | CN101789537B Pole clamping structure |
| 03/27/2013 | CN101779431B A method and apparatus for transmitter timing adjustment |
| 03/27/2013 | CN101778063B Channel estimation method and device thereof |
| 03/27/2013 | CN101742607B Method for solving carrier jamming in high-speed moving of terminal |
| 03/27/2013 | CN101729482B Base station device |
| 03/27/2013 | CN101707494B Signal arrival detection method suitable for downlink data link communication of unmanned plane |
| 03/27/2013 | CN101669342B Orthogonal frequency-division multiplexing (ofdm) transmitting and receiving device for transmismitting and receiving an OFDM symbol having symbols interleaved variably, and methods thereof |
| 03/27/2013 | CN101662447B Process method of despiking and device thereof |
| 03/27/2013 | CN101662349B Transport block set transmission using hybrid automatic repeat request |
| 03/27/2013 | CN101601246B Joint use of multi-carrier and single-carrier multiplexing schemes for wireless communication |
| 03/27/2013 | CN101588327B Data-guiding channel estimation method for OFDM systems, and implementation device thereof |
| 03/27/2013 | CN101557376B Method and device for generating windowing subband waveform |
| 03/27/2013 | CN101548464B System and method for acquisition in wireless communication systems |
| 03/27/2013 | CN101523838B Method for effetively transmitting synchronization channel and metho for allocating transmission power for the same |
| 03/27/2013 | CN101465832B Optimum BER adjustment for adaptive multi-carrier modulation |
| 03/27/2013 | CN101461203B Orthogonal frequency division multiplexing using subsymbol processing |
| 03/27/2013 | CN101459488B Signal processing method and system for multi-user MIMO |
| 03/27/2013 | CN101420406B Disturbance eliminating and balancing method between carrier waves, equipment and OFDM receiver |
| 03/27/2013 | CN101409698B Data memory of OFDM access system and method for processing baseband signal |
| 03/27/2013 | CN101399806B Synchronous preamble techniques for communications networks |
| 03/27/2013 | CN101374033B Method and apparatus for processing data of multi-input multi-output system |
| 03/27/2013 | CN101366255B Method and apparatus for overhead reduction of signaling messages |
| 03/27/2013 | CN101366216B Communication control method, receiving station device, sending station device and communication system |
| 03/27/2013 | CN101321002B Signal perception method and device |
| 03/27/2013 | CN101310481B Packet aware scheduler in wireless communication systems |
| 03/27/2013 | CN101204031B Systems and methods for OFDM channelization |
| 03/27/2013 | CN101124846B Dynamic allocation of radio resources in a multicarrier communication system |
| 03/27/2013 | CN101084695B Systems and methods for use with orthogonal frequency division multiplexing |
| 03/27/2013 | CN101027868B Transmission and reception method of preamble synchronous code signals in OFDMA system |
| 03/27/2013 | CN101005473B Synchronous signal sending method of orthogonal frequency division mutiplex system |
| 03/26/2013 | USRE44105 Apparatus and method for FT pre-coding of data to reduce PAPR in a multi-carrier wireless network |
| 03/26/2013 | US8406391 Active impedance synthesis circuit, for example for XDSL splitters |
| 03/26/2013 | US8406355 Method and apparatus for channel estimation in OFDM |
| 03/26/2013 | US8406353 Signal sequence detection in presence of carrier or narrow band transmissions |
| 03/26/2013 | US8406352 Symbol estimation for chaotic spread spectrum signal |
| 03/26/2013 | US8406351 Method and device to compensate for baseline wander |
| 03/26/2013 | US8406350 Joint demodulation using a viterbi equalizer having an adaptive total number of states |
| 03/26/2013 | US8406349 Method and apparatus for receiving signal for MIMO system |
| 03/26/2013 | US8406348 CORDIC based complex tuner with exact frequency resolution |
| 03/26/2013 | US8406347 Transport stream generating device, transmitting device, receiving device, and a digital broadcast system having the same, and method thereof |
| 03/26/2013 | US8406345 Method and device for aquiring a channel with frequency offset less than half symbol rate |
| 03/26/2013 | US8406344 Compensator unit and compensation method for I/Q imbalance errors |
| 03/26/2013 | US8406343 Methods and systems to resolve cyclic ambiguity of a channel impulse response |
| 03/26/2013 | US8406342 Methods and systems for improving frame decoding performance using known information |
| 03/26/2013 | US8406341 Variable encoding and detection apparatus and methods |
| 03/26/2013 | US8406339 2K mode interleaver with odd interleaving only and per OFDM symbol permutation code change in a digital video broadcasting (DVB) standard |
| 03/26/2013 | US8406338 Terminated concatenated convolutional coding of M/H group data in 8VSB digital television signals |
| 03/26/2013 | US8406335 Multi input multi output (MIMO) orthogonal frequency division multiple access (OFDMA) communication system |
| 03/26/2013 | US8406331 Method for signaling the status of a subcarrier in a MC network and a method for adaptively allocating the subcarriers in a MC network |
| 03/26/2013 | US8406323 Orthogonal frequency division multiplexing using subsymbol processing |
| 03/26/2013 | US8406322 OFDM demodulation device and method |
| 03/26/2013 | US8406320 Digital clipping method for a transmitter of an orthogonal frequency division multiple access system |
| 03/26/2013 | US8406317 Device and a method for adjusting power spectral densities of a plurality of telecommunications lines |
| 03/26/2013 | US8406316 Information processing apparatus and mode switching method |
| 03/26/2013 | US8406315 Signal transmission apparatus, transmission method and computer storage medium thereof |
| 03/26/2013 | US8406283 Modulation apparatus, test apparatus and correction method |
| 03/26/2013 | US8406118 Scattered pilot pattern and channel estimation method for MIMO-OFDM systems |
| 03/26/2013 | US8406115 Systems and methods for orthogonal frequency division multiplexing |
| 03/26/2013 | US8406114 Base station and method for transmitting downlink reference signals for MIMO channel estimation |
| 03/21/2013 | WO2013040487A1 Extension carrier discovery for carrier aggregation |
| 03/21/2013 | WO2013039624A1 Offset and decision feedback equalization calibration |
| 03/21/2013 | WO2013038821A1 Adaptive modulation encoding method and device |
| 03/21/2013 | WO2013037793A1 Device for trajectory modification |
| 03/21/2013 | WO2013037282A1 System and method for ofdm signal dispersion compensation |
| 03/21/2013 | WO2013037218A1 Spectrum aggregation method and device |
| 03/21/2013 | WO2013015558A3 Method and apparatus for bit mapping for downlink control channel in wireless communication system |
| 03/21/2013 | WO2013006509A3 Multi user mimo detection utilizing averaged spatial whitening |
| 03/21/2013 | WO2012170365A3 Tracking loop design for unicast and multicast/broadcast signals |
| 03/21/2013 | WO2012161533A3 Method for transmitting control information and apparatus therefor |
| 03/21/2013 | WO2012150823A3 Method for receiving downlink signal, and user device, and method for transmitting downlink signal, and base station |
| 03/21/2013 | US20130070877 Systems and methods for providing product information over a carrier wave |
| 03/21/2013 | US20130070875 Low power radio frequency to digital receiver |