| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 09/22/2010 | CN1902876B Method and apparatus for modulation and demodulation of OFDM signals |
| 09/22/2010 | CN1829372B Method for distributing data, a base transceiver station, a base station controller and a mobile network therefor |
| 09/22/2010 | CN1799237B Digital time alignment in a polar modulator |
| 09/22/2010 | CN1697500B Channel state determination method and channel state generator in receiver |
| 09/22/2010 | CN1658606B OFDM diversity receiver |
| 09/22/2010 | CN1585396B Method and apparatus for reducing impulse noise of multicarrier modulated signal |
| 09/22/2010 | CN101843069A Unified synchronous ranging channel design and allocation in wireless of DMA systems |
| 09/22/2010 | CN101843067A Wireless communication system, base station, terminal and wireless communication method |
| 09/22/2010 | CN101843066A System and method for improved scheduling for time-frequency slicing |
| 09/22/2010 | CN101843065A Automatic frequency correction |
| 09/22/2010 | CN101843064A Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal |
| 09/22/2010 | CN101843063A Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal |
| 09/22/2010 | CN101843061A A method to discriminate a real echo peak from an aliased echo peak |
| 09/22/2010 | CN101843055A Methods and apparatus for communicating information using different types of symbols |
| 09/22/2010 | CN101843028A Estimating a signal-to-interference ratio in a receiver of a wireless communications system |
| 09/22/2010 | CN101843027A Beacon symbols transmitted on multiple subcarriers for wireless communication |
| 09/22/2010 | CN101843023A Data processing apparatus and method |
| 09/22/2010 | CN101843008A Network encoding method and network encoding apparatus |
| 09/22/2010 | CN101843002A Differential channel quality reporting |
| 09/22/2010 | CN101842992A Transmission device |
| 09/22/2010 | CN101841916A Downlink multiuser scheduling method, device and base station |
| 09/22/2010 | CN101841908A TD-SCDMA downlink synchronization device based on correlation peak-to-mean ratio |
| 09/22/2010 | CN101841851A Method and device for multi-cell data transmission |
| 09/22/2010 | CN101841668A Method for processing digital television signal in digital television receiver |
| 09/22/2010 | CN101841638A Digital broadcasting receiver |
| 09/22/2010 | CN101841509A Method for estimating and compensating sampling clock offset and receiving device |
| 09/22/2010 | CN101841508A Diversity receiver |
| 09/22/2010 | CN101841507A Method and device for generating primary synchronous channel sequence and multi-antenna transmitting method of primary synchronous channel sequence |
| 09/22/2010 | CN101841506A Multi-antenna wireless communication system and transmitting method thereof |
| 09/22/2010 | CN101841505A Method for obtaining frame synchronization information in frame detection system with correlation characteristics |
| 09/22/2010 | CN101841504A Data interleaving communication method for multi-information stream communication |
| 09/22/2010 | CN101841503A Method for recovering sampling clock in VSB (Vestigial Sideband) modulating system |
| 09/22/2010 | CN101841502A Carrier recovery device and related method thereof |
| 09/22/2010 | CN101841499A Transmission parameter signaling module and transmission parameter signaling decoding method |
| 09/22/2010 | CN101841497A Up/down frequency conversion method in EOC (Ethernet Over Coax) network |
| 09/22/2010 | CN101841410A Sampling point signal selection method and receiving end |
| 09/22/2010 | CN101841401A Method for transmitting ACK/NACK in carrier aggregation system and base station |
| 09/22/2010 | CN101841400A Method for transmitting ACK/NACK in carrier aggregation system and base station |
| 09/22/2010 | CN101841397A Generalized spatial modulation system |
| 09/22/2010 | CN101841392A Method and apparatus to exchange channel information |
| 09/22/2010 | CN101841389A Adaptive FEC codeword management |
| 09/22/2010 | CN101841384A Reception apparatus |
| 09/22/2010 | CN101841375A Testing method and device for multi-input multi-output single carrier block transmission system |
| 09/22/2010 | CN101841363A Transmission method and system for relay link control channel |
| 09/22/2010 | CN101841361A Method and device for controlling transmission delay in cooperative multipoint transmission system |
| 09/22/2010 | CN101841360A Mine wireless communication network based on multicarrier power amplifier technology |
| 09/22/2010 | CN101841358A Base station and mobile station |
| 09/22/2010 | CN101841355A Demodulation pilot frequency mapping processing method and device |
| 09/22/2010 | CN101841354A Method and device for transmitting downlink measurement pilot frequency |
| 09/22/2010 | CN101841349A Method for inhibiting MPSK narrowband interference of direct sequence spread spectrum system (DSSS) |
| 09/22/2010 | CN101383888B FSK modulating method based on fax modulation and demodulation proposal V.21 |
| 09/22/2010 | CN101146072B Ultra-narrow bandwidth communication method with highly-low linear frequency modulation key control modulation |
| 09/22/2010 | CN101119579B Hard handoff measurement control method and system |
| 09/22/2010 | CN101069342B Method and system for determining the amplitude and/or phase of the output signal of a transmission link as a function of the amplitude of the input signal |
| 09/22/2010 | CN101044704B Transmitter, method for generating a plurality of long preambles and communication device |
| 09/22/2010 | CN101019398B Method and system for generating switching timing signal for separating transmitting and receiving signal in optical repeater of mobile telecommunication network using TDD and OFDM modulation |
| 09/22/2010 | CN101005323B Dynamic digital communication system control |
| 09/21/2010 | US7801501 Method for performing a frequency correction of a wireless device |
| 09/21/2010 | US7801296 xDSL-line-interface-circuit |
| 09/21/2010 | US7801260 Peak detection accuracy |
| 09/21/2010 | US7801255 Synchronization technique for serial modulated waveforms |
| 09/21/2010 | US7801254 Address generator for LDPC encoder and decoder and method thereof |
| 09/21/2010 | US7801252 Apparatus and method for channel estimation for data demodulation in broadband wireless access system |
| 09/21/2010 | US7801251 Data recovery system and method thereof |
| 09/21/2010 | US7801250 Low latency analog QAM coherent demodulation algorithm |
| 09/21/2010 | US7801249 Carrier phase and symbol timing recovery circuit for an ATSC receiver and method of recovering a carrier phase and a symbol timing in received digital signal data |
| 09/21/2010 | US7801248 Interference suppression with virtual antennas |
| 09/21/2010 | US7801247 Multiple input, multiple output system and method |
| 09/21/2010 | US7801246 Multi-mode communication device for generating constant envelope modulated signals using a quadrature modulator |
| 09/21/2010 | US7801244 Am to AM correction system for polar modulator |
| 09/21/2010 | US7801243 DTV transmitting system and receiving system and method of processing broadcast signal |
| 09/21/2010 | US7801242 Frequency domain equalization of communication signals |
| 09/21/2010 | US7801238 MIMO communication system with user scheduling based on reduced channel state information |
| 09/21/2010 | US7801236 Adaptive modulation scheme and data rate control method |
| 09/21/2010 | US7801231 Preamble techniques for communications networks |
| 09/21/2010 | US7801229 Method and device for estimating the transfer function of the transmission channel for a COFDM demodulator |
| 09/21/2010 | US7801226 Frequency overlay communication system and transmission/reception method thereof |
| 09/21/2010 | US7801225 Bit allocation among carriers in multicarrier communications |
| 09/21/2010 | US7801222 Coding image signal |
| 09/21/2010 | US7801170 Bit assignment in a communication system and communication method |
| 09/21/2010 | US7801119 Multi-carrier frequency-division multiplexing (FDM) architecture for high speed digital service |
| 09/21/2010 | US7801084 Doppler frequency determination for mobile wireless devices |
| 09/21/2010 | US7801019 Adaptive time diversity and spatial diversity for OFDM |
| 09/21/2010 | US7801018 Diversity receiver, and method for receiving orthogonal frequency division multiplex signal |
| 09/21/2010 | US7800491 Power-line carrier communication apparatus |
| 09/21/2010 | CA2453897C Communication system with multicarrier telephony transport |
| 09/21/2010 | CA2379621C Apparatus and method for receiving bs digital broadcast |
| 09/21/2010 | CA2296083C A frame format and frame assembling/disassembling method for the frame format |
| 09/18/2010 | CA2697177A1 Multi channel encoder, demodulator, modulator and digital transmission device for digital video insertion in network edge applications |
| 09/16/2010 | WO2010105229A1 Channel estimation based upon user specific and common reference signals |
| 09/16/2010 | WO2010105202A1 Apparatus and method for providing venuecast services on a next generation forward link only (flo) network |
| 09/16/2010 | WO2010105031A2 Wideband phase modulator |
| 09/16/2010 | WO2010104980A1 Adaptive tracking steps for time and frequency tracking loops |
| 09/16/2010 | WO2010104591A1 Method and apparatus for spectrum sensing for ofdm systems employing pilot tones |
| 09/16/2010 | WO2010104359A2 Method for encoding control information in a communication system, and method and apparatus for transmitting and receiving the control information |
| 09/16/2010 | WO2010104354A2 Method of transmitting and receiving data in a wireless communication system |
| 09/16/2010 | WO2010104343A2 Method and apparatus for transmitting control information for interference mitigation in multiple antenna system |
| 09/16/2010 | WO2010104323A2 Method and apparatus for transmitting/receiving data in single carrier frequency division multiple access system |
| 09/16/2010 | WO2010104321A2 Method for transmitting a reference signal in a downlink mimo system |
| 09/16/2010 | WO2010104159A1 Device and method for reducing interference in received communication signals |