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
08/12/2010US20100202542 Method for data transmission within a communication system, subscriber and communication system
08/12/2010US20100202507 High Performance Equalizer Having Reduced Complexity
08/12/2010US20100202506 Circuits and methods for dfe with reduced area and power consumption
08/12/2010US20100202505 Equalizer Architecture for Data Communication
08/12/2010US20100202499 Wireless radio frequency signal transceiving system
08/12/2010US20100202496 Reconfigurable transform domain receiver
08/12/2010US20100202398 System for efficient recovery of node-b buffered data following mac layer reset
08/12/2010US20100202334 Systems and methods for reducing power consumption using a variable constraint length convolutional encoder
08/12/2010US20100202301 Method for switching between a long guard interval and a short guard interval and module using the same
08/12/2010DE10202090B4 Elektronische Sender-Empfänger-Vorrichtung Electronic transmitter-receiver device
08/12/2010DE102007036207B4 ASK-Demodulator mit großem Dynamikbereich zur Verwendung in 13-MHz-RFID-Transponder ASK demodulator with wide dynamic range for use in 13-MHz RFID transponder
08/12/2010CA2750957A1 Method for allocating backhaul link resources in relay communication system, and method & apparatus for transmitting & receiving data using same
08/12/2010CA2749707A1 Two-steps least squares time domain channel estimation for ofdm systems
08/11/2010EP2216954A1 Data relay apparatus, communication apparatus and communication method
08/11/2010EP2216953A1 Method, system and apparatus for signal generation and message transmission in broadband wireless communications
08/11/2010EP2216952A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
08/11/2010EP2216951A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
08/11/2010EP2216950A1 Wireless communication method, radio transmitter apparatus and radio receiver apparatus
08/11/2010EP2216929A1 Frame and data pattern structure for multi-carrier systems
08/11/2010EP2216928A1 Frame and data pattern structure for multi-carrier systems
08/11/2010EP2216926A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
08/11/2010EP2216915A1 Time division duplexing data transmitting method,apparatus and system
08/11/2010EP2215794A2 Ofdm synchronization using two pilot symbols having a predetermined frequency shift between each other
08/11/2010EP2215793A2 A method for determining and compensating transceiver non-idealities using complementary golay sequence pairs
08/11/2010EP2215790A1 A method to discriminate a real echo peak from an aliased echo peak
08/11/2010EP2215765A1 Method of assembling a frame in an orthogonal frequency division multiple access (ofdma)-based communication system and communication system
08/11/2010EP1762013B1 Communication apparatus and communication method thereof
08/11/2010CN201550137U Optical differential phase shift keying demodulation device
08/11/2010CN201550128U Real time compensation phase differential interference device
08/11/2010CN201550123U Optical fiber wireless communication system
08/11/2010CN1993951B Enhanced bit mapping for digital interface of a wireless communication equipment in multi-time slot and multi-mode operation
08/11/2010CN1941763B Method and system for wireless information reception
08/11/2010CN1751484B Channel calibration for a time division duplexed communication system
08/11/2010CN1741516B Symbol timing recovery apparatus used with a VSB-type receiver and a method of using the same
08/11/2010CN1625180B Frame format for high data throughput wireless local area network transmissions
08/11/2010CN101803322A radio receiver
08/11/2010CN101803321A Method and system for transmitting and receiving signals
08/11/2010CN101803318A Multi-mode and multi-band transmitters for wireless communication
08/11/2010CN101803266A Method of separating sources in a multisource system
08/11/2010CN101803207A Method for encoding a bit sequence and encoding circuit
08/11/2010CN101803182A linear rf amplifier with polar feedback
08/11/2010CN101801094A Subframe binding transmission method, system and device in long-term evolution multi-carrier system
08/11/2010CN101801091A Method and device for allocating resources in OFDM/MIMO system
08/11/2010CN101801078A Controlled superposition coding in multi-user communication systems
08/11/2010CN101800993A Method for sending downlink reference signal of long term evolution-advanced (LTE-A) system
08/11/2010CN101800729A Downlink timing synchronization method and system based on timing deviation compensation
08/11/2010CN101800728A OFDM (Orthogonal Frequency Division Multiplexing) related coefficient signal-to-noise ratio estimation algorithm
08/11/2010CN101800727A New frame and data pattern structure for multi-carrier systems
08/11/2010CN101800726A OFDM time-domain synchronizing method, device and mobile multimedia broadcasting receiver
08/11/2010CN101800725A Mobile multimedia broadcast transmission system
08/11/2010CN101800724A Mobile multimedia broadcast transmission system
08/11/2010CN101800723A Mobile multimedia broadcast transmission system
08/11/2010CN101800722A Mobile multimedia broadcast transmission system
08/11/2010CN101800721A Method and device for estimating interference in orthogonal frequency division multiplexing communication system
08/11/2010CN101800720A Fast Fourier transformation processor
08/11/2010CN101800719A Scattered pilot synchronization method and device based on time domain and communication system thereof
08/11/2010CN101800718A Mapping treatment method based on multipoint synergic transmission
08/11/2010CN101800717A Phase error detection with conditional probabilities
08/11/2010CN101800714A Judgment feedback channel estimation method based on training sequence in light OFDM (orthogonal frequency division multiplexing) system
08/11/2010CN101800713A Circulation delay diversity signal channel estimation method, a system and equipment
08/11/2010CN101800634A Bit rearrangement method based on multiple-modulation combination
08/11/2010CN101800630A Method and deice for processing data packets
08/11/2010CN101800616A Data relay device, communication device and method
08/11/2010CN101800583A System and method for multi-user and multi-cell mimo transmissions
08/11/2010CN101800579A Channel sounding for improved system performance
08/11/2010CN101800572A Method and system for transmitting uplink reference signal and user equipment
08/11/2010CN101800522A Tunable ferro-electric filter
08/11/2010CN101800391A Tera-Hertz wave generation device and method based on double-side-band modulation
08/11/2010CN101267421B An OFDM time shift channel measuring method
08/11/2010CN101222471B Base band link scaling method suitable for IEEE802.16e base station receiver
08/11/2010CN101146085B A method and device for eliminating time slot edge peak power
08/11/2010CN101132381B Pilot frequency data transmission channel estimation method for MIMO-OFDM system
08/10/2010USRE41486 Synchronization symbol structure using OFDM based transmission method
08/10/2010USRE41479 Time domain radio transmission system
08/10/2010US7773711 Method and system for detecting transmitted data signal quality and integrity
08/10/2010US7773706 Wireless communication using a plurality of antennas
08/10/2010US7773702 Gain control for a receiver in a multi-carrier communication system
08/10/2010US7773700 Apparatus for channel equalization and method thereof
08/10/2010US7773699 Method and apparatus for channel quality measurements
08/10/2010US7773698 Radio receiver with a demodulation unit for generating softbits
08/10/2010US7773697 Method to demodulate amplitude offsets in a differential modulation system
08/10/2010US7773696 QBL-MSK mapping for time of arrival (TOA) applications
08/10/2010US7773694 Communication apparatus and communication method
08/10/2010US7773693 Apparatus and method for direct quadrature power amplifier modulation
08/10/2010US7773690 Angle estimation for space-time block code (STBC) modulated signal
08/10/2010US7773688 Method, system, and apparatus for balanced frequency up-conversion, including circuitry to directly couple the outputs of multiple transistors
08/10/2010US7773682 OFDM reception apparatus and OFDM reception method
08/10/2010US7773678 Method and apparatus for reducing the dynamic range of a radio signal
08/10/2010US7773663 Communication apparatus, communication method, and program
08/10/2010US7773662 Synchronizing to symbols received via wireless communications channel
08/10/2010US7773537 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
08/10/2010US7773499 Channel estimation in a multicarrier radio receiver
08/10/2010US7773498 Transmitting/receiving apparatus, method, program, recording medium, and integrating circuit used in communication network
08/10/2010US7772936 Polar feedback architecture
08/10/2010CA2555565C Subband-based demodulation for an ofdm-based communication system
08/10/2010CA2518590C Wireless packet communication method
08/10/2010CA2460790C Digital communication method and system
08/10/2010CA2366662C Robust transmission mode
08/10/2010CA2344501C Radio digital signal receiver
08/05/2010WO2010088601A1 Apparatus and method for time-division multiplexing (tdm) for multiple signal ofdm signal formats
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