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)
10/2008
10/02/2008US20080240307 Single carrier high rate wireless system
10/02/2008US20080240306 Correlation device for performing correlation on a received global navigation satellite system signal and method for same
10/02/2008US20080240305 Message Decoding With Apriori Information and Soft Combining
10/02/2008US20080240304 Apparatus and method for interference cancellation in a broadband wireless communication system
10/02/2008US20080240303 Map detector with a single state metric engine
10/02/2008US20080240302 Communication System with Receivers Employing Generalized Two-Stage Data Estimation
10/02/2008US20080240301 Architectures for universal or software radio
10/02/2008US20080240300 Method of processing abnormal modulation signal, and receiver having abnormal modulation signal compensation function
10/02/2008US20080240299 Demodulation of 16-QAM, DCM data symbols using two hybrid-QPSK constellations
10/02/2008US20080240297 Digital broadcasting system and method of processing data
10/02/2008US20080240296 Iterative sequential carrier acquisition
10/02/2008US20080240291 Pre-emphasis automatic adjusting system, method of adjusting pre-emphasis and pre-emphasis setting signal generating circuit
10/02/2008US20080240290 Method and device for transmitting outgoing useful signals and an outgoing clock signal
10/02/2008US20080240289 Pilot signal transmission technique and digital communication system using same
10/02/2008US20080240288 Differential transmission circuit, disk array apparatus, and output signal setting method
10/02/2008US20080240287 Transmitter
10/02/2008US20080240285 Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
10/02/2008US20080240284 System and method for digital modulation
10/02/2008US20080240283 Extended serial communication protocols
10/02/2008US20080240279 Method and Device For Operating Mimo Air Interfaces in Mobile Communications Systems
10/02/2008US20080240276 Multi-Input Multi-Output System For Enhancing Transmission Performance
10/02/2008US20080240275 Scalable OFDM and OFDMA bandwidth allocation in communication systems
10/02/2008US20080240274 Precoding apparatus and method in a wireless communication system using multiple input multiple output
10/02/2008US20080240273 Radio transmitting apparatus and radio receiving apparatus using ofdm
10/02/2008US20080240272 Systems and methods for n-dimensional leaf-node prediction for mimo detection
10/02/2008US20080240270 Interference detection and avoidance signalling and processing
10/02/2008US20080240269 Method and apparatus for mulitplexing control and data channel
10/02/2008US20080240268 Method and system for transmitting/receiving data in communication system
10/02/2008US20080240267 FEC in cognitive multi-user OFDMA
10/02/2008US20080240264 Methods and systems for transmitting and processing pilot signals
10/02/2008US20080240263 Ofdm/ofdma timing synchronization using non-consecutive pilot subcarrier assignment
10/02/2008US20080240261 Method and system for channel estimation in burst mode
10/02/2008US20080240260 Adaptive channel prediction system and method
10/02/2008US20080240224 Structure for one-sample-per-bit decision feedback equalizer (dfe) clock and data recovery
10/02/2008US20080240223 Receiver-Based Adaptive Equalizer with Pre-Cursor Compensation
10/02/2008US20080240221 Communication signal symbol timing error detection and recovery
10/02/2008US20080240220 Digital filter and method for filtering
10/02/2008US20080240219 Methods And Circuits For Performing Margining Tests In The Presence Of A Decision Feedback Equalizer
10/02/2008US20080240214 Systems and method for orthogonal frequency divisional multiplexing
10/02/2008US20080240204 Method and system for channel estimation
10/02/2008US20080240070 Fingerprint Identification, Location Finder Communication System
10/02/2008US20080240030 Transmission adaptation in a wireless network
10/02/2008US20080240001 Time division duplex wireless network and associated method using modulation groups
10/02/2008US20080238637 Wireless access system and method
10/02/2008DE10213838B4 Frequenzfehlerkorrektureinheit und -verfahren in einem drahtlosen Lan-System Frequency error correction unit and method in a wireless LAN system
10/02/2008DE102008014754A1 Kombinierter Mischer und Mehrphasendezimator Combined mixer and Mehrphasendezimator
10/02/2008CA2681724A1 Improved frequency offset estimator
10/02/2008CA2681625A1 Methods and apparatus for initial acquisition gain control in a communication system
10/02/2008CA2681426A1 Measurement of cell-specific reference symbols in the presence of mbms single frequency network transmissions
10/02/2008CA2679510A1 Methods and apparatus for performing channel tree operations
10/02/2008CA2679508A1 Method and apparatus for determining broadcast messages in wireless signals
10/01/2008EP1976285A1 Digital demodulator and method for demodulating analogue television signals
10/01/2008EP1976214A1 Communication signal symbol timing error detection and recovery
10/01/2008EP1976213A1 Calibration method for non-ideal transceivers
10/01/2008EP1976212A1 Frame synchronization in an OFDM system
10/01/2008EP1976211A1 Frequency error estimation in an OFDM system
10/01/2008EP1976168A1 Base station, mobile station, and communication method
10/01/2008EP1976167A1 Transmission device, reception device, and communication method
10/01/2008EP1976154A2 System and method for increasing feeder link capacity in a satellite communications system
10/01/2008EP1976148A1 Communication device, mobile station, and method
10/01/2008EP1976141A1 Communication terminal apparatus, base station apparatus, and radio communication method
10/01/2008EP1976137A1 Mobile station, base station, communication system and communication method
10/01/2008EP1975676A2 Interferometer, demodulator, and splitting element
10/01/2008EP1974518A1 Method and device for estimating channel of uplink signal in wireless communication system
10/01/2008EP1974517A2 Multi-symbol signals including an initial symbol and an extension portion
10/01/2008EP1974516A2 Method of generating code sequence and method of transmitting signal using the same
10/01/2008EP1974514A1 Scrambling of data and pilot symbols of macro-diversity ofdm transmissions
10/01/2008EP1974481A2 Method and system for transmitting data from a medium access control device via a physical layer to an antenna
10/01/2008EP1829313B1 Receiver and communication method for digital multi-carrier communication
10/01/2008EP1177663B1 Multicarrier equaliser based on krakovian algebra
10/01/2008CN201127033Y AM/ASK modulation module with variable modulation degree and variable output power
10/01/2008CN101278535A Method, apparatus and computer program product providing widely linear interference cancellation for multi-carrier systems
10/01/2008CN101278534A Semiconductor device and wireless communication system
10/01/2008CN101278533A Radio transmission device, and radio transmission method
10/01/2008CN101278507A Code division multiplexing in a single-carrier frequency division multiple access system
10/01/2008CN101278495A over-sampling and transverse direction equalizer
10/01/2008CN101278491A Modulator, filter, filter gain control method, and code modulating method
10/01/2008CN101277485A Radio communication system, base station apparatus, and terminal apparatus
10/01/2008CN101277452A Solid-state imaging device, method for driving solid-state imaging device and camera system
10/01/2008CN101277405A Circuit and method for processing an input signal
10/01/2008CN101277291A Hybrid min-sum decoding apparatus with low bit resolution for LDPC code
10/01/2008CN101277290A Method and apparatus for synchronization of orthogonal frequency division multiplexing system frequency
10/01/2008CN101277289A Method and apparatus for transmitting pilot frequency
10/01/2008CN101277288A Method of synchronization of orthogonal frequency division multiplexing system frequency
10/01/2008CN101277287A DRM receiver with analog and digital separation filter as well as demodulation method
10/01/2008CN101277286A Estimation of integer carrier frequency offset of digital radio standard receiver in the world
10/01/2008CN101277285A DRM receiver and demodulation method
10/01/2008CN101277284A Estimation of sampling clock frequency offset in DRM
10/01/2008CN101277283A Fast Flourier transformation butterfly type unit
10/01/2008CN101277282A System and method for digital modulation
10/01/2008CN101277281A Channel equalization for receiver
10/01/2008CN101277167A Feedback control method, apparatus and transceiver for orthogonal frequency division multiplexing system
10/01/2008CN101277166A Method for feedback of channel quality indication
10/01/2008CN101277144A Satellite digital multimedia broadcasting system based on LDPC code
10/01/2008CN101277138A Method for transmitting and receiving data of multi-antenna multiplexed apparatus based on layer exchange
10/01/2008CN101277126A Method for tracing mobile channel and detecting signal as well as receiving terminal
10/01/2008CN101275997A Software GPS receiver tracking method based on equal length CA code
10/01/2008CN100423603C Down beam shaping method in multi-carrier high-speed down group switching-in
10/01/2008CN100423521C Radio receiving system and synchronization detection method
10/01/2008CN100423506C Method and apparatus for setting, transmitting and receiving data for virtual carrier sensing in wireless network communication
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