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)
10/2012
10/03/2012CN102710581A Soft solution mapping method
10/03/2012CN102710580A Combined modulation method of phase modulation and symmetrical raised cosine frequency modulation
10/03/2012CN102710579A Initial downlink signal synchronization method of marisat system
10/03/2012CN102710578A Terminal apparatus, base station and communication method
10/03/2012CN102710577A High-speed movement-based intercarrier interference (ICI) eliminating and decoding method for space frequency block coding (SFBC) coordinated orthogonal frequency division multiplexing (OFDM) system
10/03/2012CN102710576A Coherent detection colorless orthogonal frequency division multiplexing wavelength division multiplexing passive optical network system and transmission method
10/03/2012CN102710575A Sub-channelizing and resource mapping method for wireless resources
10/03/2012CN102710574A Broadband wireless transmission method and system, transmitter and method, receiver and method
10/03/2012CN102710573A Method for performing OFDM (orthogonal frequency division multiplexing) demultiplexing in radio frequency domain and application system thereof
10/03/2012CN102710572A Feature extraction and modulation identification method of communication signals
10/03/2012CN102710571A Automatic frequency control method and signal transceiver
10/03/2012CN102710570A Detecting method and detecting terminal of modulation mode
10/03/2012CN102710562A Combined time bias estimation method based on phase position and channel impact
10/03/2012CN102710561A Channel estimation by adaptive interpolation
10/03/2012CN102710469A Railway communication module based on HomePlugAV standards
10/03/2012CN102710445A DSL system estimation and parameter recommendation
10/03/2012CN102710404A Transmission method for low transmitting power and single carrier-frequency division multiplexing access system
10/03/2012CN102710403A Modulation scheme for orthogonal frequency division multiplexing systems or the like
10/03/2012CN102710385A Transmitting end, receiving end, system and method for power line communication of contact network
10/03/2012CN102710382A Apparatus and method for adaptive channel quality feedback in a multicarrier wireless network
10/03/2012CN102710375A Data demodulation processing and downlink resource scheduling methods and equipment
10/03/2012CN102710288A Orthogonal PSWF (Prolate Spheroidal Wave Function) pulse design method on basis of cross-correlation matrix diagonalization
10/03/2012CN102064846B Frequency synthesizer and frequency synthesizing method
10/03/2012CN101848041B Diagnosis method, equipment and system of OFDM (Orthogonal Frequency Division Multiplexing) port
10/03/2012CN101841510B Method and apparatus for communication in a system employing differing transmission protocols
10/03/2012CN101836408B Method for indicating modulation mode in high speed downlink packet accessing
10/03/2012CN101815052B Multimedia broadcast wireless signal single frequency network transmission method
10/03/2012CN101803320B Mapping method for beam forming dedicated pilot and physical resource block
10/03/2012CN101778087B Method for transmitting robust wireless multi-media broadcast signal in single frequency network
10/03/2012CN101778085B Method for transmitting anti-interference wireless multi-media broadcast signal in single frequency network
10/03/2012CN101778084B Method for transmitting anti-fading wireless multi-media broadcast signal in single frequency network
10/03/2012CN101778083B Multimedia broadcast wireless signal single-frequency network anti-noise transmission method
10/03/2012CN101778081B Single frequency network wireless multimedia broadcast signal transmission method
10/03/2012CN101778078B Anti-jamming wireless multimedia broadcasting signal transmission method
10/03/2012CN101778077B Robust wireless multimedia broadcast signal transmission method
10/03/2012CN101778076B Anti-fading wireless multimedia broadcasting signal transmission method
10/03/2012CN101778074B Multimedia broadcast wireless signal single-frequency network robust transmission method
10/03/2012CN101771643B Method for processing signal and device thereof
10/03/2012CN101741788B Method for modulating and demodulating minimum frequency shift keying signal and special method for designing complex analytic band-pass filter
10/03/2012CN101686109B Method, device and system for transmitting and receiving signal in feedback system
10/03/2012CN101682603B Method of transmitting control signals in wireless communication system
10/03/2012CN101682601B Frequency domain interpolation based receiver for multicarrier signals
10/03/2012CN101675584B Amplifier pre-distortion systems and methods
10/03/2012CN101656703B Receiving device, signal processing method, and program
10/03/2012CN101656599B Subchannel selection method and subchannel selection device and receiver using device
10/03/2012CN101641891B Modulation device, demodulation device, and acoustic signal transmission method
10/03/2012CN101640550B Method and device for detecting precursor
10/03/2012CN101630965B Multi-antennae multiplexing receiving device based on GMC
10/03/2012CN101601250B Method for generating a reference signal sequence using grouping
10/03/2012CN101599943B New frame and training pattern structutre for multi-carrier systems
10/03/2012CN101552761B Method for modulating/demodulating reference Chirp ultra- wideband system based on SAW code domain
10/03/2012CN101515909B Method and apparatus for multi-rate control in a multi-channel communication system
10/03/2012CN101453441B Robust integral time carrier wave frequency offset estimator
10/03/2012CN101437010B Method and apparatus for estimating OFDM system channel
10/03/2012CN101432973B Transmitter, power amplifier and filtering method
10/03/2012CN101405983B Resource allocations
10/03/2012CN101394384B Scaling apparatus set in a receiver
10/03/2012CN101359958B Simultaneous bias order transceiving method and apparatus in TD-SCDMA system
10/03/2012CN101340223B System resource distribution method and device based on wave beam shaping
10/03/2012CN101330316B Time synchronization method and device for up link of wireless communication system
10/02/2012US8280314 Method and apparatus for compensating for transceiver impairments
10/02/2012US8279984 System and method for controlling gain and timing phase in a presence of a first least mean square filter using a second adaptive filter
10/02/2012US8279983 Automatic gain control apparatus
10/02/2012US8279982 Method and system for estimating the speed of a mobile device in a network
10/02/2012US8279981 Method for post detection improvement in MIMO
10/02/2012US8279980 Detector for single-user coded signals in the presence of interference
10/02/2012US8279979 Signal processing apparatus, signal processing method, and program
10/02/2012US8279978 Pilot signal in an FDMA communication system
10/02/2012US8279977 MIMO signal detector, a method of detecting MIMO signals and a MIMO receiver
10/02/2012US8279973 Space-time coding method using a partitioned position modulation alphabet
10/02/2012US8279969 System and method for adapting a change in constellation density while receiving a signal
10/02/2012US8279968 Method of transmitting data in a communication system
10/02/2012US8279967 CDM signal transmitter with modulators reduced in number and a method therefor
10/02/2012US8279964 Data transmission in wireless communication system
10/02/2012US8279963 Data symbol mapping for multiple-input multiple-output hybrid automatic repeat request
10/02/2012US8279958 Receiver and method
10/02/2012US8279957 Communication methods and systems having permutation schemes
10/02/2012US8279953 Transmitting apparatus, receiving apparatus, and wireless communication method
10/02/2012US8279952 Threshold adjustable transmission envelope detector
10/02/2012US8279951 Method and device for producing a transmission signal to be transferred over a transmission path
10/02/2012US8279943 Method for reception of DVB-H signals and DVB-H receiver
10/02/2012US8279916 Equalization using serial localization with indecision
10/02/2012US8279913 Configurable transceiver
10/02/2012US8279911 Systems, computer program products, and methods using carrier phases to detect multipath signals
10/02/2012US8279796 Multiple-channel software defined radios and systems using the same
10/02/2012US8279274 Receiving apparatus, transmitting apparatus and in-vivo information acquiring apparatus
10/02/2012CA2614695C Apparatus and method for adaptive channel quality feedback in a multicarrier wireless network
10/02/2012CA2556708C Transmit diversity and spatial spreading for an ofdm-based multi-antenna communication system
10/02/2012CA2514949C Modulation compression method for the radio frequency transmission of high speed data
10/02/2012CA2500849C Data detection and demodulation for wireless communication systems
10/02/2012CA2475899C Process for providing a pilot aided phase synchronization of carrier
09/2012
09/27/2012WO2012129550A1 Single antenna, multi-band frequency division multiplexed mobile communication
09/27/2012WO2012128490A2 Retransmission method for dynamic subframe setting in wireless communication system and apparatus for same
09/27/2012WO2012128146A1 Communication system and communication control method
09/27/2012WO2012127427A1 Apparatus, method and computer program for configuring a transmission capability of a communication system
09/27/2012WO2012126845A1 Compensation of a transmitter distortion
09/27/2012WO2012126429A2 Method and device for correcting frequency offset
09/27/2012WO2012126419A1 Carrier synchronization method, circuit and system
09/27/2012WO2012126315A1 Method, device and system for encoding and modulating data
09/27/2012WO2012126233A1 Method and system for adjusting frequency offset estimation in orthogonal frequency division multiple access system
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