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)
06/2010
06/17/2010DE112006000062B4 Algorithmus zur Optimierung des ASK/FSK-Zyklus bei einem HF-Empfänger Algorithm for optimizing the ASK / FSK cycle at an RF receiver
06/17/2010DE102009056150A1 Rückgekoppelter Polar-Empfänger für einen Modulator With feedback Polar receiver for a modulator
06/17/2010DE102009056149A1 Adaptive Korrelation zur Erfassung eines Hochfrequenzsignals Adaptive correlation for detecting a high-frequency signal
06/17/2010DE102008021876B4 Polarmodulator und Verfahren zum Erzeugen eines Polar modulierten Signals Polar modulator and method for producing a polar-modulated signal
06/17/2010DE102004006446B4 Verfahren und Schaltungsanordnung zur drahtlosen Datenübertragung Method and circuit for wireless data transmission
06/17/2010DE10023734B4 Quadratur-Demodulator, Quadratur-Demodulationsverfahren und Speichermedium Quadrature demodulator quadrature demodulation method, and storage medium
06/17/2010CA2745589A1 Adaptive impedance matching (aim) for electrically small radio receiver antennas
06/16/2010EP2197165A1 Quadrature amplitude modulation signal generating device
06/16/2010EP2197141A2 ARQ retransmission with reordering scheme employing multiple redundancy versions and receiver/transmitter therefor
06/16/2010EP2197137A2 Apparatus for and method for transmitting and receiving a broadcasting signal
06/16/2010EP2195993A1 Spectrum sensing for dmb-t systems using pn frame headers
06/16/2010EP2195992A2 System for transmitting and receiving signals
06/16/2010EP2195991A2 Method and system for transmitting and receiving signals
06/16/2010EP2195990A2 Method and system for transmitting and receiving signals
06/16/2010EP2195988A2 Method and system for transmitting and receiving signals
06/16/2010EP2195987A2 Partial discarding of cyclic prefix for efficient tdd or half-duplex fdd operation
06/16/2010EP2195986A2 Method and system for transmitting and receiving signals
06/16/2010EP2195985A2 Method and system for transmitting and receiving signals
06/16/2010EP2195984A2 Telecommunications frame structure accomodating differing formats
06/16/2010EP2195982A1 Ofdm modem using pilot sub-carrier structure
06/16/2010EP2195957A1 Beacon symbols transmitted on multiple subcarriers for wireless communication
06/16/2010EP2195956A2 Multiplexed beacon symbols for a wireless communication system
06/16/2010EP2195944A2 Optimizing transmission for broadcast multicast service
06/16/2010EP2195937A1 Wireless communication system with multiple transmission antennas using pilot subcarrier allocation
06/16/2010EP2195929A1 Gmsk-receiver with interference cancellation
06/16/2010EP1606902B2 Bit swapping for different interleaving depths
06/16/2010EP1459490B1 Method and apparatus for amplitude modulating data signals using a square wave signal
06/16/2010CN1996988B Method for hopping frequency of orthogonal-frequency-division-multiplexing symbol
06/16/2010CN1961554B Radio communication device, demodulation method, and frequency deflection correction circuit
06/16/2010CN1961552B Device and method for generating a base band signal
06/16/2010CN1961521B Device and method for judging communication quality
06/16/2010CN1956434B Communications systems and methods using phase vectors
06/16/2010CN1954501B Method for receving data transmitted from a source by communication channel
06/16/2010CN1947397B Method and apparatus for use in carrier recovery in communication system
06/16/2010CN1909528B Channel estimation method and device for crossing frequency division multiplexing system
06/16/2010CN1901528B OFDM demodulating apparatus and method
06/16/2010CN1890911B System and method for channelization recognition in a wideband communication system
06/16/2010CN1883151B Multicarrier transmitter, multicarrier receiver, and methods for communicating multiple spatial signal streams
06/16/2010CN1882122B Information notification method, mobile communication system, base station and mobile station
06/16/2010CN1864380B Method and device for calculating zero crossing reference sequences for signal detection of angle-modulated signals based on zero crossings of the received signal
06/16/2010CN1849769B Multiple antenna systems and methods using high-throughput space-frequency block codes
06/16/2010CN1849761B Apparatus and method for reducing peak average power ratio in OFDM communication system
06/16/2010CN1823490B Method and device for determining the link quality in an OFDM network
06/16/2010CN1771668B Information processing terminal system and transmission/reception method using the same
06/16/2010CN1751489B Pilot transmission schemes for wireless multi-carrier communication systems
06/16/2010CN1741514B Backscatter interrogator reception method and interrogator for a modulated backscatter system
06/16/2010CN1714514B Adaptive channel filter in mobile telephone receivers
06/16/2010CN1642059B Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network
06/16/2010CN1628446B Method and sytem for receiving multi-carrier signal
06/16/2010CN1627742B Demodulation apparatus and method, and integrated circuit of demodulation apparatus
06/16/2010CN1581878B Device for producing signal in accordance with standard
06/16/2010CN1567765B New pilot frequency transmitting and allocating method of OFDMA system
06/16/2010CN1518819B Mobile radio receiver and data pulse decoding method thereof
06/16/2010CN101743735A systems and methods for scheduling transmissions for coexistence of differing wireless radio protocols
06/16/2010CN101743731A Method and apparatus for signal discovery
06/16/2010CN101743730A Signal processor and signal processing method
06/16/2010CN101743729A Method for the robust synchronization of a multi-carrier receiver using filter banks and corresponding receiver and transceiver
06/16/2010CN101742657A Method, system and device for distributing resource of uplink feedback signalling in LTE-A system
06/16/2010CN101742624A Power control method and device and base station
06/16/2010CN101741806A Method and device for realizing 16QAM (quadrature amplitude modulation) by using 64QAM
06/16/2010CN101741805A Signal modulating method and device as well as signal modulating system
06/16/2010CN101741804A Adaptive channel estimation method based on training sequence and cyclic prefix (CP) in optical OFDM system
06/16/2010CN101741803A Multi-band frequency spectrum aggregating wireless transmitter-receiver device
06/16/2010CN101741802A Data mapping method for OFDMA system base station
06/16/2010CN101741801A Structure for implementing DFT of 32-channel parallel data
06/16/2010CN101741800A Synchronous searching method
06/16/2010CN101741799A Receiving apparatus and method, program and recording medium used for the same
06/16/2010CN101741798A Method and device for realizing multicarrier aggregation transmission
06/16/2010CN101741797A Method and device for transmitting multi-antenna broadcast
06/16/2010CN101741796A Frequency deviation estimating method and system
06/16/2010CN101741795A Multi-frequency point multi-site accessing method and device
06/16/2010CN101741794A Multiple-address access method and device for physical channel
06/16/2010CN101741793A Method, system and equipment for transmitting uplink reference signals
06/16/2010CN101741792A Signal processing method, device and system
06/16/2010CN101741791A Estimation method and estimation device thereof
06/16/2010CN101741790A Spline function theory-based method for realizing FQPSK modulating waveform
06/16/2010CN101741789A Phase correction circuit and phase correction method thereof
06/16/2010CN101741788A Method for modulating and demodulating minimum frequency shift keying signal and special method for designing complex analytic band-pass filter
06/16/2010CN101741786A Ultra-broadband receiver for digital communication system and signal processing method thereof
06/16/2010CN101741785A Methods and system for recognizing random access pulse signals
06/16/2010CN101741784A Self-adapting frame processing method and device in single-carrier frequency domain equalizing system
06/16/2010CN101741783A Method for tracking channel in single-carrier frequency domain equalization system
06/16/2010CN101741782A Double-layer multi-carrier ultra-broadband wireless communication method
06/16/2010CN101741779A Communication apparatus, communication frame format, and signal processing method
06/16/2010CN101741778A Information channel estimation method of data subcarrier
06/16/2010CN101741776A Method and device for eliminating interference signals
06/16/2010CN101741775A Taylor expansion-based single-frequency OFDM time-varying channel estimation method
06/16/2010CN101741771A Channel estimation method and device
06/16/2010CN101741517A Method and device for sending transmission block in uplink of multi-antenna system
06/16/2010CN101741514A Method and device for determining constellation points required to be detected in signal detection process
06/16/2010CN101741462A Method for processing demodulation reference signal dynamic cyclic shift parameters
06/16/2010CN101741454A Multi-address access method and device of space-time frequency code domain
06/16/2010CN101741442A Method for confirming resource mapping in cooperative multicast transmission, network equipment and system
06/16/2010CN101741419A Channel estimation method and device of TD-SCDMA terminal
06/16/2010CN101741415A Method and device for clipping in global mobile communication system
06/16/2010CN101345830B Channel adaptive equalization method for digital television, and equalizer
06/16/2010CN101242388B Channel estimation method for high-speed single-carrier frequency domain balance ultra-wide broadband system
06/16/2010CN101184069B Single carrier frequency domain equalization based selection feedback detecting method
06/16/2010CN101155160B Up-conversion mixer
06/16/2010CN101040454B Method for using a CDMA receiver
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