Patents for H04L 27 - Modulated-carrier systems (89,721)
12/2014
12/02/2014US8902866 Communication methods and apparatus which may be used in the absence or presence of beacon signals
12/02/2014US8902865 Wireless communication methods and apparatus supporting multiple modes
12/02/2014US8902864 Choosing parameters in a peer-to-peer communications system
12/02/2014US8902861 Method and apparatus for sending signaling for data transmission in a wireless communication system
12/02/2014US8902860 Wireless communication methods and apparatus using beacon signals
12/02/2014US8902859 Method and apparatus for transmitting uplink signal, and method and apparatus for generating uplink signal in communication system
12/02/2014US8902849 Method and apparatus for transmitting a reference signal in a multi-antenna system
12/02/2014US8902831 Methods and systems for interference mitigation
12/02/2014US8902825 Wireless network system and method of configuring the same
12/02/2014US8902820 Handshaking method and apparatus for OFDM systems with unknown sub-channel availability
12/02/2014US8902799 Power reduction with multiple receive paths
12/02/2014US8902798 Physical layer frame format design for wideband wireless communications systems
12/02/2014US8902737 Cooperative network with adaptive forwarding request policy
12/02/2014US8902727 OFDM system and method employing OFDM symbols with known or information-containing prefixes
12/02/2014US8902725 Adaptive modulation scheme for multipath wireless channels
11/2014
11/27/2014US20140349697 Physical broadcast channel (pbch) transmission for reliable detection of antenna configuration
11/27/2014US20140349590 Channel estimate predicted from several previous channel estimates, for pre-equalization
11/27/2014US20140348515 Optical receiver and method for controlling optical receiver
11/27/2014US20140348273 Offset estimation using channel state information reference symbols and demodulation reference symbols
11/27/2014US20140348272 Controllable frequency offset for inphase and quadrature (iq) imbalance estimation
11/27/2014US20140348271 Methods and Systems for Orthogonal Frequency Division Multiplexing (OFDM) Multiple Zone Partitioning
11/27/2014US20140348268 Method, devices and computer program product for modulation and demodulation delivering ofdm/oqam symbols
11/27/2014US20140348267 Low latency ofdm system
11/27/2014US20140348266 Transmission apparatus and wireless signal transmission method
11/27/2014US20140348261 Systems and methods for communicating using ask or qam with uneven symbol constellation
11/27/2014US20140348258 Mimo wlan system
11/27/2014US20140348255 Method and system for performing multiple access in wireless ofdm cellular systems considering both space and frequency domains
11/27/2014US20140348252 Method for transmitting at least one multi-carrier signal consisting of ofdm-oqam symbols
11/27/2014US20140348219 Reception signal processing device and method for processing reception signal
11/27/2014US20140348217 Transmitter system with digital phase rotator used for applying digital phase rotation to constellation data and related signal transmission method thereof
11/27/2014US20140348179 Allocating Orthogonal Frequency-Division Multiple Access (OFDMA) Resources In Data Over Cable Services Interface Specificaton (DOCSIS) Networks
11/27/2014US20140348149 Methods and systems for using a beam-forming network in conjunction with spatially multiplexed wireless signals
11/27/2014US20140348135 Code division multiple access (cdma) communication system
11/27/2014US20140348114 Systems/methods of spectrally efficient communications
11/27/2014US20140348097 Method for performing channel sounding in wireless lan system and apparatus for supporting same
11/25/2014US8897650 Sending/receiving system, sending/receiving method, and non-transitory computer-readable medium
11/25/2014US8897645 System and method for improving receiver sensitivity of a DD-OFDM system without using frequency guard band
11/25/2014US8897640 Digital subcarrier optical network utilizing digital subcarrier cross-connects with increased energy efficiency
11/25/2014US8897453 Methods and apparatus for synchronization of data frames
11/25/2014US8897412 Method and apparatus for phase noise mitigation
11/25/2014US8897405 Decision feedback equalizer for highly spectrally efficient communications
11/25/2014US8897402 Adaptive impulse noise mitigation
11/25/2014US8897401 AGC maintaining analog peak value based on peak-to-average ratio
11/25/2014US8897400 Suppression of interference in digital frequency synthesis, more particularly in a time reference of a navigation signal transmitting device
11/25/2014US8897399 Communication system with signal-to-noise ratio adjustment mechanism and method of operation thereof
11/25/2014US8897397 Reconfigurable orthogonal frequency division multiplexing (OFDM) chip supporting single weight diversity
11/25/2014US8897395 Clock generating apparatus, test apparatus and clock generating method
11/25/2014US8897393 Protected codebook selection at receiver for transmit beamforming
11/25/2014US8897392 Transmit diversity method applied to a transmitting system and transmitting system having multi-transmission paths thereof
11/25/2014US8897390 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
11/25/2014US8897389 Radio transmission device and method
11/25/2014US8897388 Crest factor reduction (CFR) using asymmetrical pulses
11/25/2014US8897386 Multiple-input multiple-output systems and methods for wireless communication thereof for reducing the quantization effect of precoding operations utilizing finite codebooks
11/25/2014US8897385 Doppler estimator for OFDM systems
11/25/2014US8897380 Coping with distortion caused by wideband noise
11/25/2014US8897351 Method for peak to average power ratio reduction
11/25/2014US8897346 Modem device and amplitude adjustment method
11/25/2014US8897320 High data throughput WLAN frame format
11/25/2014US8897286 Method and system for synchronization in communication system
11/25/2014US8897278 OFDM receiving device and OFDM receiving method
11/25/2014US8897250 Terminal apparatus and method for transmitting a response signal at a terminal
11/25/2014US8897203 Physical uplink shared channel demodulation reference signal design for uplink coordinated transmission in type II relay using a punctured demodulation reference signal
11/25/2014US8897164 Data transmission method, base station, and communication system
11/20/2014US20140344648 Turbo decoding techniques
11/20/2014US20140341584 High-bandwidth underwater data communication system
11/20/2014US20140341322 Radio Frequency Digital to Analog Converter
11/20/2014US20140341321 Transmitter and transmission method thereof
11/20/2014US20140341317 Transmission method, transmission device, reception method, and reception device
11/20/2014US20140341315 Signal peak-to-average power ratio (par) reduction
11/20/2014US20140341310 Methods for linear rf beam search in millimeter wave communication system with hybrid beam-forming
11/20/2014US20140341264 Auto-determining sampling frequency method and device thereof
11/20/2014US20140341262 Communicating with a self-clocking amplitude modulated signal
11/20/2014US20140341205 High speed overlay mode for burst data and real time streaming (audio) applications
11/20/2014US20140341139 Method and Apparatus for Transmitting and Receiving Data in Orthogonal Frequency Division Multiplexing System
11/20/2014US20140341097 Multi-Standard Front End Using Wideband Data Converters
11/20/2014US20140341010 Signaling of random access preamble sequences in wireless networks
11/18/2014US8892225 Wideband personal-radio recorder
11/18/2014US8892060 Method for tuning a digital compensation filter within a transmitter, and associated digital compensation filter
11/18/2014US8891980 Digital demodulator architecture
11/18/2014US8891718 System for simultaneous transmission of morse signalling over a radio communication using digital technology
11/18/2014US8891706 System and method for optimizing use of channel state information
11/18/2014US8891701 Nonlinearity compensation for reception of OFDM signals
11/18/2014US8891697 Reception signal processing device
11/18/2014US8891695 Maximizing the viterbi winning path metric to estimate carrier phase offset in continuous phase modulated signals
11/18/2014US8891694 Maximizing the viterbi winning path metric to estimate carrier frequency and phase offsets in continuous phase modulated signals
11/18/2014US8891693 Signal processing method and receiver for wireless communication system
11/18/2014US8891692 Data processing apparatus and method for interleaving and deinterleaving data
11/18/2014US8891691 Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
11/18/2014US8891690 Methods and apparatuses for transmitting and receiving preamble for multiple channel estimation
11/18/2014US8891689 Demodulating data streams
11/18/2014US8891688 Receiver circuit and receiver apparatus
11/18/2014US8891681 Transmitters and methods
11/18/2014US8891680 Transmission arrangement and method for modulating useful signals onto a carrier frequency signal
11/18/2014US8891679 Polar transmitter suitable for monolithic integration in SoCs
11/18/2014US8891678 Receiving apparatus and receiving method
11/18/2014US8891677 Power scaling for retransmissions in uplink MIMO hybrid ARQ
11/18/2014US8891674 Digital transmission system for transmitting additional data and method thereof
11/18/2014US8891667 Transmission apparatus, transmission method and method of altering transmission band
11/18/2014US8891666 Method and apparatus of transmitting a spatial stream for MU-MIMO in a wireless local area network system
11/18/2014US8891665 Transmitting apparatus and communication system
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