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)
02/2014
02/19/2014CN102006253B Communication method employed in wireless communication system and communication device thereof
02/19/2014CN101938438B Optical signal generating and receiving methods and devices and optical transmission system
02/19/2014CN101888351B Channel estimating apparatus and method thereof
02/19/2014CN101867535B Methods, devices and systems for generating and receiving difference quadrature phase shift keying codes
02/19/2014CN101803207B Method for encoding a bit sequence and encoding circuit
02/19/2014CN101682593B Coherent initial acquisition
02/19/2014CN101636994B Mimo wireless communication method and apparatus for transmitting and decoding resource block structures based on a dedicated reference signal mode
02/19/2014CN101569107B Transmitting device and receiving device in cellular system
02/19/2014CN101330321B Method and device for assigning reference signal sequences in mobile communications system
02/19/2014CN101295999B Detection method for accidental precursor access
02/18/2014US8656247 Apparatus and method for encoding and decoding block low density parity check codes with a variable coding rate
02/18/2014US8654915 Control signal receiver and communication device having the same
02/18/2014US8654904 Scaling equalizer coefficients after automatic gain controller gain adjustments
02/18/2014US8654903 Using error vector magnitude to estimate sample clock frequency offset
02/18/2014US8654902 BICM decoding in the presence of co-channel interference
02/18/2014US8654901 Decoding apparatus, decoding method, and computer-readable storage medium
02/18/2014US8654900 Wireless communication device and quantization method
02/18/2014US8654898 Digital equalizer for high-speed serial communications
02/18/2014US8654896 Clock recovery apparatus and method thereof
02/18/2014US8654893 Communication device and channel estimation method
02/18/2014US8654892 Multiple transmit antenna interleaver design
02/18/2014US8654888 Precoder circuit
02/18/2014US8654887 Methods and systems for peak-to-average power reduction without reducing data rate
02/18/2014US8654885 Fast in-phase and quadrature imbalance calibration
02/18/2014US8654882 Method and apparatus of detecting signal based on minimum mean square error in multiple input multiple output system
02/18/2014US8654872 Method, apparatus and product of OFDM transmission
02/18/2014US8654870 Communication method, communication system and communication device
02/18/2014US8654869 Multi-path radio transmission input/output devices, network, systems and methods with link suitability determination
02/18/2014US8654868 Offloaded processing for wireless applications
02/18/2014US8654752 Radio communication device and radio communication method
02/18/2014US8654751 Radio communication method, radio communication system, and radio transmission apparatus
02/18/2014US8653902 Transmission circuit, communication apparatus, and transmission method
02/18/2014CA2660850C Method of communicating and associated transmitter using coded orthogonal frequency division multiplexing (cofdm)
02/13/2014WO2014026040A1 Methods and apparatus for coherent duobinary shaped pm-qpsk signal processing
02/13/2014WO2014025382A1 Cell id and antenna port configurations for epdcch
02/13/2014WO2014025157A1 Method of configuring cyclic prefix for small cell in wireless communication system and apparatus therefor
02/13/2014WO2014024724A1 Mobile station apparatus, base station apparatus, radio communication method, and integrated circuit
02/13/2014WO2014024407A1 Detection device
02/13/2014WO2014024369A1 Receiver, method for estimating frequency response of transmission path by receiver
02/13/2014WO2014023355A1 A method and a node for detecting phase noise in mimo communication systems
02/13/2014WO2014023195A1 Method and device for generating discrete pilot signal of digital audio broadcast signal
02/13/2014WO2013189410A3 Pilot symbol bearing and processing method and device
02/13/2014WO2013188453A3 Reference signal power impact determination in new carrier type in lte
02/13/2014US20140044217 Apparatus and method for scrambling in a wireless communication system
02/13/2014US20140044204 Methods and apparatus for multi-carrier communications with efficient control signaling
02/13/2014US20140044203 Encoded signal arrangement method in multi-carrier communication and communication device
02/13/2014US20140044202 Communicating over a desired tone in the presence of interference having an unknown magnitude that is substantially constant
02/13/2014US20140044201 System, method, and software for communicating with medical devices
02/13/2014US20140044158 Blind i/q mismatch compensation with receiver non-linearity
02/13/2014US20140044157 Multi-band interconnect for inter-chip and intra-chip communications
02/13/2014US20140044155 Frequency agile multiband transmitter using a radio frequency digital to analog converter
02/13/2014US20140044094 Multiplexing and Transmission of Multiple Data Streams in a Wireless Multi-Carrier Communication System
02/13/2014DE102013108271A1 Systeme und Verfahren zur Frequenzverschiebung von unerwünschten Signalkomponenten Systems and method for frequency shifting of undesired signal components
02/12/2014EP2696581A1 Receiving device, receiving method, and program
02/12/2014EP2696550A1 An apparatus for generating a set of radio parameters, a transmitter and a receiver
02/12/2014EP2696549A1 Method and apparatus for resource mapping and code division multiplexing
02/12/2014EP2696548A2 Method and apparatus for transmitting/receiving downlink control channel in wireless communication system
02/12/2014EP2696530A2 TD LTE secondary component carrier in unlicensed bands
02/12/2014EP2695349A1 In-phase and quadrature pattern alignment for quadrature phase shift keying optical transmitters
02/12/2014EP2695348A1 Alignment of in-phase and quadrature data in quadrature phase shift keying optical transmitters
02/12/2014EP2695347A2 Symbol alignment in high speed optical orthogonal frequency division multiplexing transmission systems
02/12/2014EP2695346A1 Method of scrambling signals, transmission point device and user equipment using the method
02/12/2014EP2695345A1 Enhanced node b and method of transmitting physical-downlink control channels (pdcchs) in a lte-a system
02/12/2014EP2695344A1 Source detection by spectrum sensing
02/12/2014CN203435021U High-speed modem suitable for wide bit-rate range
02/12/2014CN203433655U Remote control data transmission device of unattended parking apron
02/12/2014CN103583024A Method for modulating an OQAM multi-carrier signal, and corresponding computer program and modulator
02/12/2014CN103583023A Wireless transmission device, wireless transmission system, and method for controlling wireless transmission device
02/12/2014CN103582098A Downlink control channel sending method and receiving method and corresponding device
02/12/2014CN103581917A Frequency spectrum coexisting method and frequency spectrum processing device used for OFDM system
02/12/2014CN103581716A OFDM modulation signal demodulator, receiving apparatus, and receiving and displaying apparatus
02/12/2014CN103581103A Soft demapping method suitable for APSK constellation
02/12/2014CN103581102A Imbalance correction in a demodulator with full band sampling
02/12/2014CN103581101A Class balance detection method based on direct modulation OFDM system and implementation device
02/12/2014CN103581100A Coarse synchronization method for restraining multipath time delay and Doppler effect in LTE-FDD system
02/12/2014CN103581099A Method and telecommunications device for processing radio frequency signal
02/12/2014CN103581098A OFDM modulation signal demodulator, receiving apparatus, and receiving and displaying apparatus
02/12/2014CN103581097A Digital signal emission system
02/12/2014CN103581096A OFDM modulating and demodulating method and digital signal emitting and receiving system
02/12/2014CN103581095A Downlink user dedicated demodulation reference signal transmitting method and device
02/12/2014CN103581094A Downlink user dedicated demodulation reference signal transmitting method and device
02/12/2014CN103581093A Signal sending and receiving method and device and device discovery system
02/12/2014CN103581092A Method and device for reducing out-of-band interference of cognitive radio
02/12/2014CN103581091A Transmitting system, receiving system, transmitting method and receiving method
02/12/2014CN103581090A Pilot signal transmission method and device
02/12/2014CN103581089A Method and system for synchronizing frames and transmitting terminal
02/12/2014CN103581088A Time delay processing method and time delay processing device
02/12/2014CN103581087A Binary digital signal space shift keying modulation and demodulation method for multi-input multi-output system
02/12/2014CN103581086A Railway sand table frequency shift signal demodulator
02/12/2014CN103581085A Systems and methods to frequency shift unwanted signal components
02/12/2014CN103581084A Modulation-demodulation method for mechanical carrier wave voice signals
02/12/2014CN103581083A High-reliability and low-cost measurement and control responder carrier tracing ring and method
02/12/2014CN103581078A IQ imbalance compensation method based on Golay complementary sequences
02/12/2014CN103581066A Channel estimation method and device for OFDM system
02/12/2014CN103580847A Power line carrier communication chip based on OFDM
02/12/2014CN103580829A PHICH processing method and device in TDD mode
02/12/2014CN103580800A Method, device and system for demodulation
02/12/2014CN102404268B Method for estimating and compensating doppler frequency offset in Rician channels in high-speed mobile environment
02/12/2014CN102334318B Transmitter with multiple antennas and data transmission method in transmitter with multiple antennas
02/12/2014CN102325118B OFDM signal peak-to-average ratio inhibition method based on hyperbolic companding and combined amplitude limit
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