Patents for H04L 27 - Modulated-carrier systems (89,721)
02/2005
02/03/2005WO2005011128A1 Method and system for communication in a multiple access network
02/03/2005WO2004109932A8 A subcarrier in an organic rfid semiconductor
02/03/2005WO2004093365A3 Method and apparatus for transmission and reception of data
02/03/2005WO2004068775A3 Robust mode staggercasting user controlled switching modes
02/03/2005WO2004061571A3 Digital content preview generation and distribution among peer devices
02/03/2005WO2004054117A3 A power line communication system and method of operating the same
02/03/2005US20050028210 High frequency signal receiver
02/03/2005US20050026577 Method and apparatus for I/Q mismatch calibration in a receiver
02/03/2005US20050026565 Pilotless, wireless, telecommunications apparatus, systems and methods having equalization
02/03/2005US20050025309 Digital subscriber line communicating system
02/03/2005US20050025264 Device and method of estimating frequency offset in radio receiver
02/03/2005US20050025257 Pilotless, wireless, telecommunications apparatus, systems and methods
02/03/2005US20050025256 Method of implementing modulation and modulator
02/03/2005US20050025253 Signal component demultiplexing apparatus, filter apparatus, receiving apparatus, communication apparatus, and communication method
02/03/2005US20050025222 System and method for despreading in a spread spectrum matched filter
02/03/2005US20050025113 Method and device for allocating a communication signal to multiple carrier frequencies in a multi carrier communication scheme
02/03/2005US20050025110 Method and apparatus for calculation of path weights in a RAKE receiver
02/03/2005US20050025101 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025097 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025094 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025086 ADSL modem apparatus and communication method thereof
02/03/2005US20050025066 Apparatus and method for latency control in a communications systems
02/03/2005US20050025042 Bi-directional communication channel
02/03/2005US20050025041 DC offset estimation and compensation in OFDM radio receivers by weighted averaging over a section of the training sequence
02/03/2005US20050025040 Method and apparatus providing adaptive learning in an orthogonal frequency division multiplex communication system
02/03/2005US20050025039 Apparatus and method for assigning subchannel in a mobile communication system using orthogonal frequency division multiple access scheme
02/03/2005US20050024244 Digitizer module, a waveform generating module, a converting method, a waveform generating method and a recording medium for recording a program thereof
02/03/2005DE102004011494A1 Verfahren zur Erfassung von Signalabtastwerten A method for detection of signal
02/03/2005CA2781639A1 Method and system for communication in a multiple access network
02/03/2005CA2533443A1 Method and system for communication in a multiple access network
02/02/2005EP1503557A2 Detection of frame synchronization in a multicarrier receiver
02/02/2005EP1503556A2 ADSL modem apparatus and communication method thereof
02/02/2005EP1503555A1 Data transmission method, data reception method, transmission device and reception device using the same, and communication system using the same
02/02/2005EP1503535A1 Transmitting device and transmitting method
02/02/2005EP1503534A1 Method and device for selecting subcarriers according to quality of service requirements in a multicarrier communications system
02/02/2005EP1503530A1 Reception method and reception device estimating reception quality and communication system using the reception device
02/02/2005EP1503509A1 Mobile communication apparatus
02/02/2005EP1503503A1 LDPC (low density parity check) coded modulation hybrid decoding
02/02/2005EP1503349A2 ASK (Amplitude Shift Keying) signal analysis
02/02/2005EP1503257A2 Radio-controlled timepiece
02/02/2005EP1502439A1 Backward compatible dvb-s standard transmission system
02/02/2005EP1502402A1 Magnitude and phase imbalance calibration and compensation in quadrature receivers
02/02/2005EP1502401A1 High bandwidth data transport system
02/02/2005EP1502362A1 System and method for eliminating signal zero crossings in single and multiple channel communication systems
02/02/2005EP1502360A1 Burst-mode combining of reverse path radio frequency signals
02/02/2005EP1502357A1 Digital audio broadcasting method and apparatus using complementary pattern-mapped convolutional codes
02/02/2005EP1502350A2 Frequency modulator using switched capacitors
02/02/2005EP1436901A4 Ethernet over multi-carrier frequency-division multiplexing (fdm)
02/02/2005EP1299965A4 Data transmission system and method
02/02/2005CN2676520Y A network digital camera
02/02/2005CN1575573A Data transmission method for multicarrier modulation
02/02/2005CN1575572A A method for synchronization of received signals
02/02/2005CN1575566A Method and system for DSL power saving
02/02/2005CN1575559A Method and apparatus for transient suppression in an integrated pots/dsl line card
02/02/2005CN1575553A Qpsk phase ambiguity corrector
02/02/2005CN1575549A System and method performing quadrature amplitude modulation by combining co-sets and strongly coded co-set identifiers
02/02/2005CN1575020A Qualification and selection of the frequency channels for an adaptive frequency hopping method by means of field strength measurement
02/02/2005CN1574988A Transmission rate changing method, and base station apparatus using the same
02/02/2005CN1574920A Receiving device and method for digital broadcast system
02/02/2005CN1574847A Code-element timing offset estimator of digital broadcasting receiver and method thereof
02/02/2005CN1574827A Frequency offset estimator of multi-carrier receiver and frequency offset estimating method
02/02/2005CN1574826A TDS-OFDM receiving device for equalizing channel and method thereof
02/02/2005CN1574825A TDS-OFDM receiver and channel equalizing method thereof
02/02/2005CN1574824A TDS-OFDM receiving device for equalizing channel
02/02/2005CN1574823A OFDM signal frame generator with adaptive pilot and data arrangement
02/02/2005CN1574822A Apparatus and method for measuring signal-to-noise ratio in orthogonal frequency division multiplexing system
02/02/2005CN1574821A TDS-OFDM receiver and signal processing method thereof
02/02/2005CN1574820A Time domain synchronous orthogonal frequency division multiplex receiving device and equalization method thereof
02/02/2005CN1574819A Channel estimating device and method for digital broadcast signal receiver
02/02/2005CN1574818A Time domain synchronous orthogonal frequency division multiplex receiving device and correction method thereof
02/02/2005CN1574817A Frequency shift estimator for digital broadcast signal receiving system and method thereof
02/02/2005CN1574816A Carrier frequency recovery device and method for time domain synchronous orthogonal frequency division multiplex system
02/02/2005CN1574815A Multicarrier receiver and signal processing method thereof
02/02/2005CN1574814A Carrier frequency recovery device and method using guard gap and synchronous segment signal
02/02/2005CN1574813A Carrier frequency recovery device and method for time domain synchronous orthogonal frequency division multiplex system
02/02/2005CN1574812A Blind equalizer for multicarrier receiving device and method thereof
02/02/2005CN1574811A Method of bit and power loading in OFDM communication systems with modulation and coding adaptation
02/02/2005CN1574810A Synchronizing signal pattern detector in digital broadcast receiver and detection method thereof
02/02/2005CN1574809A Frequency shift estimating device and method for multicarrier receiver
02/02/2005CN1574808A Synchronizing signal pattern detector and detection method for digital broadcast receiver
02/02/2005CN1574807A Frequency shift estimator and estimation method for multicarrier receiver
02/02/2005CN1574806A GSM enhanced data rates and clipper peak-to-mean reduction
02/02/2005CN1574805A Frequency shift estimator for multicarrier receiver and method thereof
02/02/2005CN1574804A Transmission/reception system and a transmission/reception signal processing method therefor
02/02/2005CN1574803A Equalization device and method for digital broadcast signal receiving system
02/02/2005CN1574802A Selective mapping in a multicarrier system
02/02/2005CN1574715A Orthogonal frequency division multi-task receiver and receiving method
02/02/2005CN1574669A Method and apparatus for calculation of path weights in a rake receiver
02/02/2005CN1574663A Radio communication apparatus and its transmission and reception circuit
02/02/2005CN1574636A Automatic frequency controlling apparatus and method of mobile communication terminal
02/02/2005CN1573680A 3780 points discrete Fourier transform processor
02/02/2005CN1187964C Network for eleiminating DC offset in a received HDTV signal
02/02/2005CN1187942C Apparatus and method of demodulating coded signal under OFDM transmission
02/02/2005CN1187940C Method for defining impulse function and equipment using same method
02/02/2005CN1187939C Improved channel equalization for mobile radio receivers
02/02/2005CN1187922C Receiving apparatus and method
02/02/2005CN1187921C Digital broadcasting apparatus
02/02/2005CN1187920C Digital broadcasting receiver
02/02/2005CN1187919C Orthogonal frequency-division multiplexing communication apparatus and propagation path estimating method
02/02/2005CN1187918C Orthogonal frequency division multiplexing communication apparatus