H04L 27 - Modulated-carrier systems

Patents for H04L 27 - Modulated-carrier systems (89,721)
11/2011
11/01/2011	US8050350 Receiver I-Q balance calibration
11/01/2011	US8050349 Individual interleaving of data streams for MIMO transmission
11/01/2011	US8050345 QAM and GMSK systems
11/01/2011	US8050344 Beamforming techniques for MIMO communication systems
11/01/2011	US8050343 Wireless communication methods and receivers for receiving and processing multiple component carrier signals
11/01/2011	US8050341 Method and apparatus for acquiring frequency of multi-path signal
11/01/2011	US8050339 Single carrier high rate wireless system
11/01/2011	US8050338 Doppler dependent power control and sub-carrier allocation in OFDM multiple access systems
11/01/2011	US8050337 Systems, methods, devices, and/or computer program products for providing communications devoid of cyclostationary features
11/01/2011	US8050335 Equal phase combining technique for a robust OFDM system
11/01/2011	US8050334 Signal encoder, signal decoder, signal encoding method, signal decoding method, program, recording medium and signal codec method
11/01/2011	US8050310 Semiconductor device
11/01/2011	US8050288 Method and apparatus for interference suppression in orthogonal frequency division multiplexed (OFDM) wireless communication systems
11/01/2011	US8050178 System and method for avoiding stall using timer for high-speed downlink packet access system
11/01/2011	CA2560456C Apparatus and method for encoding and decoding block low density parity check codes with a variable coding rate
11/01/2011	CA2438333C Direct conversion receiver architecture
10/2011
10/27/2011	WO2011133641A1 Method and apparatus for soft symbol determination
10/27/2011	WO2011133619A2 Coexistence of prime, s-fsk and g3 devices in powerline communications
10/27/2011	WO2011133333A2 Partial response decision feedback equalizer with distributed control
10/27/2011	WO2011133279A1 Apparatus, system, and method for creating one or more slow-speed communications channels utilizing a real-time communication channel
10/27/2011	WO2011132987A2 Method and device for control information transmission in a wireless communication system
10/27/2011	WO2011132970A2 Method of reducing peak-to-average power ratio, cubic metric and block error rate in ofdm systems using network coding
10/27/2011	WO2011132963A2 Method and device for transmitting control information in a wireless communication system
10/27/2011	WO2011132942A2 Method and device for transmitting reference signal in wireless communication system
10/27/2011	WO2011132849A2 Method and device for transmitting control information in a wireless communication system
10/27/2011	WO2011132105A1 Channel quality estimation for mlse mimo receiver
10/27/2011	WO2011131961A1 Rf modulation and demodulation
10/27/2011	WO2011131451A1 Power adjustment of in-phase and quadrature components at a coherent optical receiver
10/27/2011	WO2011130992A1 Method and device for detecting signal interference
10/27/2011	WO2011130991A1 Method and apparatus for channel estimation
10/27/2011	WO2011104536A3 Multi- level modulation system and method
10/27/2011	WO2011104535A3 Multi- level modulation system and method
10/27/2011	WO2011104534A3 Multi- level modulation system and method
10/27/2011	WO2011074805A3 Method and apparatus for managing resources in ofdma cellular system
10/27/2011	WO2011062383A3 Method and apparatus for performing harq in a wireless communication system
10/27/2011	WO2011052911A3 Method for transceiving a downlink reference signal, and base station and user equipment using same
10/27/2011	WO2011037392A3 Method and apparatus for receiving downlink data in multi-carrier system
10/27/2011	US20110261909 Frequency Offset Estimation
10/27/2011	US20110261908 Soft demapping method and apparatus and communication system thereof
10/27/2011	US20110261907 Wireless wake-up system and operation method thereof
10/27/2011	US20110261906 Method and apparatus for modulation recognition in communication system
10/27/2011	US20110261905 Compressed sensing channel estimation in ofdm communication systems
10/27/2011	US20110261904 Techniques for Data Transmission using High-Order Modulation
10/27/2011	US20110261902 Digital broadcasting system and method of processing data in digital broadcasting system
10/27/2011	US20110261901 Transmission method and transmission apparatus
10/27/2011	US20110261900 Mechanism for constructing an oversampled waveform for a set of signals received by a receiver
10/27/2011	US20110261899 METHOD AND APPARATUS FOR ALLOCATING downlink RESOURCES IN A MULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) COMMUNICATION SYSTEM
10/27/2011	US20110261898 Multiple-input multiple-output ofdm systems
10/27/2011	US20110261897 Multiple-input multiple-output systems and methods for wireless communication thereof for reducing the quantization effect of precoding operations utilizing finite codebooks
10/27/2011	US20110261896 Apparatus and method for crest factor reduction architecture
10/27/2011	US20110261892 Communications apparatus and control method therefor
10/27/2011	US20110261891 Managing communication operations of wireless devices
10/27/2011	US20110261890 Inter-vehicle communication system
10/27/2011	US20110261865 System for fext cancellation of multi-channel transceivers with precoding
10/27/2011	US20110261862 System and method for detecting and processing received signal with pulse sequence
10/27/2011	US20110261803 High data throughput wlan frame format
10/27/2011	US20110261774 Uplink Control Signaling in Cellular Telecommunication System
10/27/2011	US20110261769 Method and apparatus for controlling inter-cell interference of control channels in ofdm-based hierarchical cellular system
10/27/2011	US20110261760 Signal reception apparatus, systems, and methods
10/27/2011	US20110260918 Method and apparatus for a wireless mobile system implementing beam steering phase array antenna
10/26/2011	EP2381705A1 Radio communication system
10/26/2011	EP2381664A2 Systems and methods of synchronizing ring tone cycles and delivery of DTMF tones
10/26/2011	EP2381636A1 Transmitting apparatus with bit arrangement method
10/26/2011	EP2381635A2 Transmission method, transmitter, and receiver for multi antenna wireless communication system
10/26/2011	EP2381634A1 RF modulation and demodulation
10/26/2011	EP2381633A2 Pilot transmission and channel estimation for an OFDM system with excess delay spread
10/26/2011	EP2381611A2 Channel mapping for OFDM frequency-hopping
10/26/2011	EP2381606A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
10/26/2011	EP2381598A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
10/26/2011	EP2381596A1 Parallel digital filter
10/26/2011	EP2381593A1 Power adjustment of in-phase and quadrature components at a coherent optical receiver
10/26/2011	EP2381592A1 Optical transmitter
10/26/2011	EP2381589A1 Modulating and mapping method and device for dtx bits
10/26/2011	EP2380376A1 Method and system for sensing available spectrum in wireless communication systems
10/26/2011	EP2380322A1 Method and device for reducing quantification noise for transmitting a multi-carrier signal
10/26/2011	EP2380288A2 Mu-mimo-ofdma systems and methods for servicing overlapping co-scheduled users
10/26/2011	EP2380287A2 Methods and systems for conveying scheduling information of overlapping co-scheduled users in an ofdma-mu-mimo system
10/26/2011	EP2380285A2 Phase error detection with conditional probabilities
10/26/2011	EP2380280A2 Selective peak power reduction
10/26/2011	EP2174148B1 Analog to digital conversion system
10/26/2011	EP1850498B1 Method and system for extending signal transmission distance in asymmetric digital subscriber line
10/26/2011	EP1691519B1 Reception device and transmission device
10/26/2011	EP1581820B1 Method and system for performing timing synchronization
10/26/2011	EP1508233B1 Method and device for synchronization upon reception of a signal and echoes
10/26/2011	CN202019367U System realizing wireless communication in complex and narrow electromagnetic environment
10/26/2011	CN1976489B Radio base station
10/26/2011	CN1838656B Method and apparatus for uplink carrier frequency synchronization and antenna weight vector estimation
10/26/2011	CN1623290B Communication device used in CDMA
10/26/2011	CN1607788B Automatic frequency correcting method for receiver of time-division wireless communication system
10/26/2011	CN102227897A Method of generating orthogonal reference signals with different bandwidth and overlapping spectrum
10/26/2011	CN102227878A Transmission method taking echo into account
10/26/2011	CN102227877A Method and system for management of transmission resources in digital communication systems
10/26/2011	CN102227112A Tone count selection
10/26/2011	CN101594329B Subcarrier wave modulation method and device therefore
10/26/2011	CN101383804B Digital television ground broadcast transmitter modulation method having time-domain training sequence and BICM
10/26/2011	CN101340609B Broadcast multicast service transmitting method, apparatus and system
10/26/2011	CN101330712B Method and apparatus for distributing sub carrier of multiple input/output-OFDM system
10/26/2011	CN101282261B Evolvement system being compatible with variable bandwidth Wimax system, wireless frame as well as generating method thereof
10/26/2011	CN101222301B Method for TDD mode system implementing multi-input multi-output closed-loop transmission
10/26/2011	CN101179326B Communication system

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