| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 12/30/2009 | CN101616114A Method and device for generating orthogonal multi-subband transmission waveforms |
| 12/30/2009 | CN101616113A Transmitting method based on sub-band and device thereof |
| 12/30/2009 | CN101616112A Frequency offset estimating device and estimating method thereof |
| 12/30/2009 | CN101616111A Demodulation parameter searching method and electronic device applying same |
| 12/30/2009 | CN101616110A Method and device for evaluating frequency offset |
| 12/30/2009 | CN100576901C Digital broadcast system |
| 12/30/2009 | CN100576839C Method and device for estimating I/Q imbalance |
| 12/30/2009 | CN100576838C Block coding module using complex signal swapping and block encoding method |
| 12/30/2009 | CN100576837C Apparatus and associated method for effectuating post-FFT correction of fine frequency offset |
| 12/30/2009 | CN100576836C Sub-carrier mapping method and device of signals in multi-input and multi-output radio network |
| 12/30/2009 | CN100576835C Combined time synchronization method for receiving end of WiMAX system base station |
| 12/30/2009 | CN100576834C Method and apparatus for OFDM symbol timing synchronization |
| 12/30/2009 | CN100576833C Communication method applying special coherent modulation/demodulation carrier signal |
| 12/30/2009 | CN100576832C Error correction signal generating device and orthogonal modulator equipped with the error correction signal generating device |
| 12/30/2009 | CN100576831C Transmitting method and transmitting apparatus |
| 12/30/2009 | CN100576783C Multiple-carrier sending system capable of improving sending efficiency and method thereof |
| 12/30/2009 | CN100576782C Multicarrier transmitting system for improving receiving efficiency of multicarrier receiving system and method thereof |
| 12/30/2009 | CN100576768C Dopla frequency shift compensation method in the MPSK mobile communication system |
| 12/30/2009 | CN100576764C Installation for distributing digital signals |
| 12/30/2009 | CN100576758C System and method for realizing high side and low side injection frequency signal filter |
| 12/30/2009 | CN100576740C Data converter device and data conversion method, and transmitter circuit, communications device and electronic device using the same |
| 12/30/2009 | CN100576723C A method and apparatus for pre-conditioning an electrical signal |
| 12/30/2009 | CA2727655A1 Apparatus, systems, methods and computer program products for producing a single frequency network for atsc mobile/handheld services |
| 12/30/2009 | CA2727376A1 Interference mitigation by transmitting on a second, lower, power level |
| 12/30/2009 | CA2726316A1 Fair resource sharing in wireless communications |
| 12/29/2009 | US7639767 Method of obtaining time synchronization in OFDM mobile communication system |
| 12/29/2009 | US7639766 Combined automatic frequency correction and time track system to minimize sample timing errors |
| 12/29/2009 | US7639763 Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods |
| 12/29/2009 | US7639762 Method for receiving and recovering frequency shift keyed symbols |
| 12/29/2009 | US7639760 Apparatus, and associated method, for detecting data communicated to a receiving station in a multiple-channel communication system |
| 12/29/2009 | US7639759 Carrier to noise ratio estimations from a received signal |
| 12/29/2009 | US7639758 Blind detection of BPSK signals in a multi-user environment |
| 12/29/2009 | US7639757 Pulse modulator and pulse modulation method |
| 12/29/2009 | US7639756 Apparatus and method for adjusting quadrature modulator, communication apparatus and program |
| 12/29/2009 | US7639754 Method of detecting a frame boundary of a received signal in digital communication system and apparatus of enabling the method |
| 12/29/2009 | US7639752 Process for selecting a transmission channel and receiver of signals with antenna diversity |
| 12/29/2009 | US7639749 System and method for improving the performance of OFDM systems |
| 12/29/2009 | US7639747 System and method for reducing peak-to-average power ratio for multi-carrier communication systems |
| 12/29/2009 | US7639733 Maximum likelihood estimation of time and frequency offset for OFDM systems |
| 12/29/2009 | US7639729 Channel estimation method and apparatus using fast fourier transforms |
| 12/29/2009 | US7639660 Apparatus for OFDMA transmission and reception for coherent detection in uplink of wireless communication system and method thereof |
| 12/29/2009 | US7639643 Channel estimation feedback in an orthogonal frequency division multiplexing system or the like |
| 12/29/2009 | US7639597 Method and apparatus for transmitting signals having a carrier-interferometry architecture |
| 12/29/2009 | US7639596 High speed multiple loop DSL system |
| 12/29/2009 | US7639444 Real-time channel adaptation |
| 12/29/2009 | CA2522545C Apparatus and method for estimating interference and noise in a communication system |
| 12/29/2009 | CA2455737C Suppressed cycle based carrier modulation using amplitude modulation |
| 12/24/2009 | US20090316841 Null detection and erasure decoding for frequency selective channels in a broadcasting system |
| 12/24/2009 | US20090316840 Methods and systems for stc signal decoding using mimo decoder |
| 12/24/2009 | US20090316839 Apparatus and method for adaptively correcting I/Q imbalance |
| 12/24/2009 | US20090316837 Sample rearrangement for a communication system with cyclic extension |
| 12/24/2009 | US20090316836 Single-wire, serial, daisy-chain digital communication network and communication method thereof |
| 12/24/2009 | US20090316835 Power savings in hierarchically coded modulation |
| 12/24/2009 | US20090316833 Receiver |
| 12/24/2009 | US20090316832 Increasing Channel Capacity Without Needing to Reduce Signal to Noise Margin Due to Inter-Symbol Interference (ISI) by Using Three States +1, -1 and NO |
| 12/24/2009 | US20090316831 Transmitting/receiving system and method of processing data in the transmitting/receiving system |
| 12/24/2009 | US20090316830 Method and transmitting device for encoding data in a differential space-time block code |
| 12/24/2009 | US20090316829 Method and system for transmit diversity for chip-to-chip communications |
| 12/24/2009 | US20090316828 Apparatus, and associated method of phase-offset modulation, for space-time coded wireless communication systems |
| 12/24/2009 | US20090316827 Amplitude suppressing apparatus and signal transmitting apparatus |
| 12/24/2009 | US20090316825 Radio Transmitter Apparatus, Radio Receiver Apparatus, and Wireless Communication System |
| 12/24/2009 | US20090316824 Method for transmitting a sequence of symbols for exploiting transmit diversity |
| 12/24/2009 | US20090316823 Methods and systems for improving frame decoding performance using known information |
| 12/24/2009 | US20090316822 Method of transmitting signals for multiple antenna system |
| 12/24/2009 | US20090316821 Apparatus and method for power control in mobile communication system |
| 12/24/2009 | US20090316820 Ofdm receiver having memory capable of acting in a single-chip mode and a diversity mode |
| 12/24/2009 | US20090316819 Transmitter |
| 12/24/2009 | US20090316818 Receiver |
| 12/24/2009 | US20090316817 Channel estimation for wireless systems without matrix inversion |
| 12/24/2009 | US20090316816 Method for multiple use subchannels |
| 12/24/2009 | US20090316813 Transmitter, Receiver, Transmission Method and Reception Method |
| 12/24/2009 | US20090316812 OFDM Communication Device and Guard Interval Length Determining Method |
| 12/24/2009 | US20090316811 Data communication method, communication system and mobile terminal |
| 12/24/2009 | US20090316810 Methods for transmitting and receiving a multicarrier signal comprising isolated pilots, corresponding devices and computer program products |
| 12/24/2009 | US20090316809 Method for transmitting channel quality information |
| 12/24/2009 | US20090316808 Radio reception device, radio transmission device, radio base station, reception method, and transmission method |
| 12/24/2009 | US20090316807 Method and apparatus for achieving transmit diversity and spatial multiplexing using antenna selection based on feedback information |
| 12/24/2009 | US20090316805 Energy-efficient link adaptation and resource allocation for wireless ofdma systems |
| 12/24/2009 | US20090316804 Method and apparatus to implement ofdma ranging in wimax system |
| 12/24/2009 | US20090316803 Mimo receiver |
| 12/24/2009 | US20090316802 Multi-user mimo systems and methods |
| 12/24/2009 | US20090316792 Decoding method, program for decoding method, recording medium with recorded program for decoding method, and decoding device |
| 12/24/2009 | US20090316767 Detecting Residual ISI Components Using Two Data Patterns |
| 12/24/2009 | US20090316757 System and method using high performance preamble cover sequences for multi-band ofdm two-band hopping modes |
| 12/24/2009 | US20090316680 Tds-ofdma communication cinr estimation |
| 12/24/2009 | US20090316635 Method and frame structure for supporting dynamic channel allocation and dynamic power allocation in frequency reuse partitioning based OFDMA system |
| 12/24/2009 | US20090316634 Frame Synchronization Method of OFDM Communication System and Receiver Therefor |
| 12/24/2009 | US20090316627 Uplink modulation and receiver structures for asymmetric OFDMA systems |
| 12/24/2009 | US20090316621 Methods and apparatus for performing timing synchronization with base stations |
| 12/24/2009 | US20090316589 Method of Determining True Error Vector Magnitude in a Wireless Lan |
| 12/24/2009 | US20090315746 Method and system for calibrating an analogue i/q-modulator of a transmitter |
| 12/24/2009 | DE102008021877B3 Zweipunktpolarmodulator und Verfahren zum Erzeugen eines polarmodulierten Signals basierend auf einer Amplitudeninformation und einer Phaseninformation Two point polar modulator and method for generating a polar-modulated signal based on amplitude information and phase information |
| 12/24/2009 | DE102005036860B4 Empfänger mit Einheiten zur Korrektur eines Frequenzversatzes Receiver units for correcting a frequency offset |
| 12/23/2009 | WO2009155434A2 Sample rearrangement for a communication system with cyclic extension |
| 12/23/2009 | WO2009155256A1 Mobile digital television demodulation circuit and method |
| 12/23/2009 | WO2009155210A1 Methods and systems for sticky region allocation in ofdma communication systems |
| 12/23/2009 | WO2009155134A2 Apparatus and method for determination of signal format |
| 12/23/2009 | WO2009154530A1 Signalling resource allocation in a telecommunications network |
| 12/23/2009 | WO2009154384A2 Apparatus for adaptable/variable type modulation and demodulation in digital tx/rx system |
| 12/23/2009 | WO2009153998A1 Wireless transmission apparatus and wireless transmission method |