| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 03/21/2013 | US20130070874 Frequency offset estimation apparatus, frequency offset estimation method, and reception method |
| 03/21/2013 | US20130070873 Signal encoding apparatus and method, signal decoding apparatus and method, programs and recording mediums |
| 03/21/2013 | US20130070872 Amplitude modulation of carrier to encode data |
| 03/21/2013 | US20130070869 Channel impulse response estimation for wireless receiver |
| 03/21/2013 | US20130070868 Low-Loss, Broad Band, LC I/Q Phase Shifter |
| 03/21/2013 | US20130070867 Communication device |
| 03/21/2013 | US20130070866 Multi-carrier Optical Communication Method and System Based on DAPSK |
| 03/21/2013 | US20130070864 System and method of encoding data in a preamble pattern |
| 03/21/2013 | US20130070836 System and Method for Generating a Radio Frequency Pulse-width Modulated Signal |
| 03/21/2013 | US20130070835 Cdr with digitally controlled lock to reference |
| 03/21/2013 | US20130070834 Method and apparatus for single burst equalization of single carrier signals in broadband wireless access systems |
| 03/21/2013 | US20130070833 Advanced joint detection in a td-scdma system |
| 03/21/2013 | US20130070832 Digital frequency divider |
| 03/21/2013 | US20130070828 Systems and Methods For Demodulating a Signal |
| 03/21/2013 | US20130070747 Modified Preamble Structure for IEEE 802.11A Extensions to Allow for Coexistence and Interoperability Between 802.11A Devices and Higher Data Rate, MIMO or Otherwise Extended Devices |
| 03/21/2013 | US20130070326 Polarization-Independent LCOS Device |
| 03/21/2013 | DE102012013120A1 Nahfeldkommunikations-Sender Nahfeldkommunikations stations |
| 03/20/2013 | EP2571222A2 Communication method of relay node using non-linear hybrid network coding and device using said method |
| 03/20/2013 | EP2571221A1 Method for physical control format indicator channel mapping |
| 03/20/2013 | EP2571220A1 Method for physical control format indicator channel mapping |
| 03/20/2013 | EP2571219A2 Method for transmitting a reference signal sequence using a zadoff-chu (ZC) sequence and a transmitting party device for transmitting said reference signal sequence |
| 03/20/2013 | EP2571218A1 Method and device for configuring central sub-carrier |
| 03/20/2013 | EP2571217A1 Method for transmitting optical signal with adaptive bitrate using a PDM-QAM modulation scheme and a corresponding transmitter |
| 03/20/2013 | EP2571215A2 Transmit methods with delay diversity and space-frequency diversity |
| 03/20/2013 | EP2571199A1 Method and apparatus for assessing the quality of a communication channel in a multi-domain network |
| 03/20/2013 | EP2571183A1 Radio transmission apparatus; radio reception apparatus; and radio transmission method |
| 03/20/2013 | EP2571178A2 Method for performing channel interleaving in a multi-antenna wireless communication system, and apparatus for same |
| 03/20/2013 | EP2571177A1 Wireless communication system, pilot sequence allocation apparatus, pilot sequence allocating method used for the system and apparatus, and mobile station used in the method |
| 03/20/2013 | EP2571175A1 Transmitter |
| 03/20/2013 | EP2569912A1 Bit signal structure for differentially encoded broadcasts |
| 03/20/2013 | EP2569875A2 Uplink transmission apparatus and method for mobile communication system supporting uplink mimo |
| 03/20/2013 | EP2569872A1 Method for sending and receiving a multicarrier signal, corresponding transmitter, receiver, signal, and computer program |
| 03/20/2013 | EP2569649A1 Reduced complexity timing estimation and tracking of arrival of ofdm symbols positioning reference signals for locating the position of a mobile terminal |
| 03/20/2013 | CN202818363U Multi-mode QAM unified constellation diagram label modulator |
| 03/20/2013 | CN202818362U HART modem base on WiFi protocol |
| 03/20/2013 | CN202818361U Digital signal Duffing chaotic demodulator |
| 03/20/2013 | CN202818360U IRIG-B modem based on FPGA |
| 03/20/2013 | CN1964240B Receiving device |
| 03/20/2013 | CN102986292A Method and device for estimating carrier frequency offset |
| 03/20/2013 | CN102986160A Methods and apparatus for selecting and using communications resources in a communication system |
| 03/20/2013 | CN102986148A Method of receiving data from base station at relay node in wireless communication system and apparatus thereof |
| 03/20/2013 | CN102986144A Method for sending and receiving a multicarrier signal, corresponding transmitter, receiver, signal, and computer program |
| 03/20/2013 | CN102984114A Signal timing and frequency offset compensation control method applied to orthogonal frequency division multiplexing system |
| 03/20/2013 | CN102984113A Fast time varying channel equalization method of OFDM system based on time varying |
| 03/20/2013 | CN102984112A Synchronizing method of high-speed mobile OFDM (orthogonal frequency division multiplexing) system |
| 03/20/2013 | CN102984111A A mobile communication apparatus, a transmitter, a receiver, and transmitting and receiving methods |
| 03/20/2013 | CN102984110A Method and system for high-efficiency coding, modulation and framing of orthogonal frequency division multiplexing (OFDM) signals |
| 03/20/2013 | CN102984109A Method for determining space microwave component set phase multi-carrier multipactor threshold |
| 03/20/2013 | CN102984108A Component-channel-power allocation method of multi-user orthogonal frequency division multiplexing (OFDM) system |
| 03/20/2013 | CN102984107A Optical fiber time delay compensation method and device suitable for long term evolution (LTE) system |
| 03/20/2013 | CN102984106A 二进制移频键控调制系统 Binary frequency shift keying modulation system |
| 03/20/2013 | CN102984102A Method for uplink data transmission, method for uplink data processing, terminal and base station |
| 03/20/2013 | CN102984101A Mobile station device, upstream link transmission method and communication system |
| 03/20/2013 | CN102984098A Improving receiver performance in a communication network |
| 03/20/2013 | CN102983958A Communicator based on multi-carrier transmission mode |
| 03/20/2013 | CN102983954A Method of data transmission over guard sub-carriers and multi-carrier wireless apparatus |
| 03/20/2013 | CN102983953A Data transmission method and data transmission apparatus |
| 03/20/2013 | CN102983951A Method for transmitting and receiving uplink control information and terminal/base station |
| 03/20/2013 | CN102983901A Synchronization assisting method compatible with global positioning system (GPS), Beidou 2 (BD2) and GLONASS system |
| 03/20/2013 | CN102983900A Reception apparatus |
| 03/20/2013 | CN102404072B Method for sending information bits, device thereof and system thereof |
| 03/20/2013 | CN102137051B Interference detection method used in wireless sensor network and detection device thereof |
| 03/20/2013 | CN102111363B Channel estimation method and device |
| 03/20/2013 | CN102055698B Auxiliary synchronous sequence detection method and device for long-term evolution system |
| 03/20/2013 | CN102045290B Gray modeling-based OFDM narrow-band slow-fading slowly time-varying channel estimation method |
| 03/20/2013 | CN102025661B Method for adjusting downlink frequency offset of TD-SCDMA system terminal |
| 03/20/2013 | CN101997810B Transmission method and device of downlink data of advanced long term evolution system |
| 03/20/2013 | CN101997806B Method and system for generating physical layer frame synchronization sequence for digital transmission |
| 03/20/2013 | CN101989971B Out-of-band power inhibiting method and device |
| 03/20/2013 | CN101986589B Method and device for decoding LTE (long term evolution) downlink precoding |
| 03/20/2013 | CN101977173B Bandwidth blind estimation method of OFDM signals |
| 03/20/2013 | CN101969424B Discrete cosine interpolation method in channel estimation based on pilot frequency |
| 03/20/2013 | CN101958873B Information transmission method for reducing peak to average power ratio of orthogonal frequency division multiplexing signal |
| 03/20/2013 | CN101938435B Time bias estimation device and method for orthogonal frequency division multiplexing system |
| 03/20/2013 | CN101895512B Radio frequency transmitter and gain calibration method thereof |
| 03/20/2013 | CN101889468B Interlacing wireless communication frames |
| 03/20/2013 | CN101867550B Sending and receiving methods and devices thereof of multi-media supporting multiple services in OFDM (Orthogonal Frequency Division Multiplexing) system |
| 03/20/2013 | CN101854319B Chaotic multi-decimal digital modulation method |
| 03/20/2013 | CN101843055B Methods and apparatus for communicating information using different types of symbols |
| 03/20/2013 | CN101841502B Carrier recovery device and related method thereof |
| 03/20/2013 | CN101834813B Incremental pilot insertion for channnel and interference estimation |
| 03/20/2013 | CN101800719B Scattered pilot synchronization method and device and communication system thereof |
| 03/20/2013 | CN101779453B System and method for digital communication having a circulant bit interleaver for equal error protection (eep) and unequal error protection (uep) |
| 03/20/2013 | CN101772037B Method and device for providing large transmission bandwidth for long-term evolution multi-carrier system |
| 03/20/2013 | CN101753509B Method and device for subtracting direct current (DC) inside fast Fourier transform (FFT) module and FFT module |
| 03/20/2013 | CN101741442B Method for confirming resource mapping in cooperative multicast transmission, network equipment and system |
| 03/20/2013 | CN101719888B System and method for mapping reference signal sequence in long term evolution-advanced (LTE-A) system |
| 03/20/2013 | CN101707577B Simulation device with sampling deviation of fixed fraction times |
| 03/20/2013 | CN101686218B Method for OFDM communication system to process frame prefix |
| 03/20/2013 | CN101682450B OFDM demodulation device, OFDM demodulation method, OFDM demodulation program, and recording medium |
| 03/20/2013 | CN101674119B Multi-input multi-output-orthogonal frequency division multiplexing sending and receiving equipment and method |
| 03/20/2013 | CN101669340B Demodulator and method |
| 03/20/2013 | CN101656700B Method and device for detecting cyclic prefix type during initial cell search in long-term evolution system |
| 03/20/2013 | CN101652954B Base station device, mobile station, radio communication system, and communication control method |
| 03/20/2013 | CN101635583B Anti-phase deviation demodulation method of narrow-band high-speed frequency hopping system |
| 03/20/2013 | CN101622840B Transmission method, transmission system, transmission device, and reception device |
| 03/20/2013 | CN101621490B Method for modulation diversity joint codes of OFDM system |
| 03/20/2013 | CN101594324B Method for generating pre-distorted signals |
| 03/20/2013 | CN101562592B Method for integrating phase factor based on memory unit |
| 03/20/2013 | CN101488937B Method and device for estimating frequency shift, signal processing device comprising the device |