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)
08/2010
08/04/2010CN101795249A Receiving apparatus with frequency domain equalizer
08/04/2010CN101795246A Method and device for estimating channel
08/04/2010CN101795172A Data processing method, transmitting equipment and receiving equipment
08/04/2010CN101795152A SC-OFDMA-based satellite mobile communication system for forward link
08/04/2010CN101795148A Mapping method and device based on channel quality indication calculation pilot frequency
08/04/2010CN101795145A Sending method and system for measuring reference signals
08/04/2010CN101296214B Time orthogonal frequency division multiplexing modem
08/04/2010CN101222468B Peak-to-average ratio restraining method and device in multi-carrier orthogonal frequency division multiplexing system
08/04/2010CN101146075B An access method
08/04/2010CN101099362B Method and apparatus for differentially orthogonal modulation by using repetition time period of chirp signal
08/04/2010CN101039290B Method for estimating MIMO related channel based on self-adaptive training sequence
08/03/2010USRE41470 Synchronization symbol structure using OFDM based transmission method
08/03/2010US7769358 Radio system, radio transmitter, and radio receiver
08/03/2010US7769352 Receiver and wireless communication apparatus
08/03/2010US7769119 Method of initial synchronization of a communication signal
08/03/2010US7769118 Method and apparatus for equalizing received signals based on independent component analysis
08/03/2010US7769116 Methods and apparatus for simultaneous automatic gain, phase and DC offset correction in communication receivers
08/03/2010US7769115 Noncoherent ultra-wideband (UWB) demodulation
08/03/2010US7769114 Multi-mode receiver circuit for dealing with various modulation systems and signal formats
08/03/2010US7769113 Method and apparatus for channel estimation of transmission channels with memory in digital telecommunications systems, and corresponding computer-program product
08/03/2010US7769112 Method and system for generating wavelets
08/03/2010US7769111 Detection of large carrier offsets using a timing loop
08/03/2010US7769109 Method and apparatus to perform modulation using integer timing relationships between intra symbol modulation components
08/03/2010US7769106 Reconfigurable pulse detector in wireless communications system
08/03/2010US7769105 System and method for communicating low data rate information with a radar system
08/03/2010US7769104 System and method for scrambling the phase of the carriers in a multicarrier communications system
08/03/2010US7769102 Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption
08/03/2010US7769097 Methods and apparatus to control transmission of a multicarrier wireless communication channel through multiple antennas
08/03/2010US7769096 QM-CPM modems with higher order signaling
08/03/2010US7769095 Apparatus, a receiver and a method for timing recovery in an OFDM system
08/03/2010US7769094 Arrangement and method for reducing the impact of interfering signals in a communication system
08/03/2010US7769092 Ultra wideband radio transmitter, ultra wideband radio receiver, and ultra wideband radio communication method
08/03/2010US7769091 Communication system
08/03/2010US7769052 Transient robust channel for communication systems
08/03/2010US7768951 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
08/03/2010US7768902 Methods and apparatus for determining minimum cyclic prefix durations
08/03/2010CA2511903C Robust signal transmissions in digital television broadcasting
08/03/2010CA2450680C Transmittal of heartbeat signal at a lower level than heartbeat request
08/03/2010CA2414675C Configurable exciter for information transmission systems
08/03/2010CA2382522C Multicarrier system with dynamic switching between active application sets
07/2010
07/29/2010WO2010085738A2 Circuit and method for mapping of data symbols and reference signals for coordinated multi-point systems
07/29/2010WO2010085721A1 Modulator module in an integrated circuit device
07/29/2010WO2010085322A2 Log-likelihood ratio algorithm for use in reducing co-channel interference in wireless communication systems
07/29/2010WO2010085266A1 Mitigating intercarrier and intersymbol interference in asynchronous wireless communications
07/29/2010WO2010085024A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
07/29/2010WO2010083908A1 Sensor device and method for transmitting a signal between a sensor device and a signal processing device
07/29/2010WO2010083697A1 Method for broadcasting multi-carrier information of the base station based on the multi-carrier system
07/29/2010WO2010083588A1 High speed signal generator
07/29/2010WO2010064854A3 Method for transmitting and receiving downlink reference signals in a wireless communication system having multiple antennas
07/29/2010WO2010064852A3 Method and apparatus for generating pseudo random sequence in broadband wireless communication system
07/29/2010WO2010064794A3 Method for transmitting and receiving a comp reference signal in a multi-cell environment
07/29/2010WO2010056068A9 Method and apparatus for signal transmission in wireless communication system
07/29/2010WO2010053331A3 Method for transmitting data from base station to relay in a system that supports legacy system
07/29/2010WO2010053309A3 Reference signal transmitting method
07/29/2010WO2010050774A3 Method for transmitting signals in multi-carrier radio transmission system
07/29/2010WO2010050704A3 Method of transmitting signal in wireless communication system and apparatus thereof
07/29/2010WO2010047545A3 Efficient initial access system under a multi-carrier combination condition for supporting broadband
07/29/2010WO2010047512A3 Signal transmission method and device in wireless communication system
07/29/2010WO2010047510A3 Method and apparatus for transmitting signal in a wireless communication system
07/29/2010WO2010046088A3 Receiver comprising a device for correcting doppler effect
07/29/2010WO2010044564A3 Method for performing a harq in a multiple carrier system
07/29/2010WO2009156154A3 Apparatus, systems, methods and computer program products for producing a single frequency network for atsc mobile/handheld services
07/29/2010WO2009149422A3 Symbol and frame synchronization for power-line communications
07/29/2010US20100191117 Method and Device for Controlling Transmission Power of an Active Transducer
07/29/2010US20100189203 Automatic Gain Control Based on Bandwidth and Delay Spread
07/29/2010US20100189202 Radio signal demodulating device
07/29/2010US20100189201 Method and System for Decoding SACCH Control Channels in GSM-Based Systems with Partial Combining
07/29/2010US20100189200 Decoding device and method for mimo system
07/29/2010US20100189199 Log-likelihood ratio algorithm for use in reducing co-channel interference in wireless communication systems
07/29/2010US20100189198 Universal Systems and Methods for Determining an Incoming Carrier Frequency and Decoding an Incoming Signal
07/29/2010US20100189197 Radio receiving device
07/29/2010US20100189196 Amplitude shift keyed (ask) demodulation pattern and use in radio frequency identification (rfid)
07/29/2010US20100189194 Frequency generation circuit
07/29/2010US20100189193 Polar modulation transmitter and polar modulation transmission method
07/29/2010US20100189192 Radio transmission device, radio reception device, and precoding method
07/29/2010US20100189191 Transmitter and transmission method
07/29/2010US20100189188 Automatic gain control (agc) for ofdm-based transmission in a wireless communication network
07/29/2010US20100189187 Method for data rate matching
07/29/2010US20100189171 Subdimensional single-carrier modulation
07/29/2010US20100189170 Method and apparatus for digitally equalizing a signal in a distributed antenna system
07/29/2010US20100189169 16-state adaptive noise predictive maximum-likelihood detection system
07/29/2010US20100189167 Method and apparatus for reception in a multi-input-multi-output (mimo) orthogonal frequency domain modulation (ofdm) wireless communication system
07/29/2010US20100189165 Method, Device and System for Detecting Pilot Sequence Signal
07/29/2010US20100189162 Transmission-and-reception apparatus, transmission-and-reception system, and transmission-and-reception method
07/29/2010US20100189104 Data Transmission and Reception System, Data Repeating Apparatus, Data Receiving Apparatus, Data Repeating Method, and Data Receiving Method
07/29/2010US20100189092 Transmitter, transmitting method, receiver, and receiving method
07/29/2010US20100189091 Spatial puncturing apparatus, method, and system
07/29/2010US20100189069 Joint Carrier Allocation and Time Sharing for OFDMA/TDMA Networks
07/29/2010US20100189051 Data modulation in a communication system
07/29/2010US20100189048 Proactive scheduling methods and apparatus to enable peer-to-peer communication links in a wireless ofdma system
07/29/2010US20100189046 Reactive scheduling methods and apparatus to enable peer-to-peer communication links in a wireless ofdma system
07/29/2010US20100188966 Feedback for Transmit Precoding in Wireless Networks
07/29/2010DE102009005119A1 Signalverarbeitungsanordnung und Verfahren zur Signalverarbeitung Signal processing apparatus and method for signal processing
07/28/2010EP2211516A1 Synchronisation for multicarrier MIMO receivers
07/28/2010EP2211515A1 Apparatus and Method for Transmitting and Receiving Uplink Sounding Signal in Broadband Wireless Communication System
07/28/2010EP2211514A1 Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal.
07/28/2010EP2211513A1 A signal transmission method and a device
07/28/2010EP2211493A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
07/28/2010EP2211484A1 Demultiplexer for channel interleaving
07/28/2010EP2210385A1 Pilot design method, recording medium, and transmission apparatus
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