Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 23 - Apparatus or local circuits for systems other than those covered by groups
Patents for H04L 23 - Apparatus or local circuits for systems other than those covered by groups (1,371)
12/2011
12/06/2011US8073074 System and method for power control in a wireless transmitter
12/06/2011US8073047 Bandwidth sensitive data compression and decompression
11/2011
11/29/2011US8068549 Trellis decoder for decoding data stream including symbols coded with multiple convolutional codes
11/15/2011US8059751 Frequency dependent phase rotation prior to mapping in an OFDM transmitter
11/10/2011US20110274196 Method and system for codebook design of mimo pre-coders with finite rate channel state information feedback
11/08/2011US8054903 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
11/08/2011US8054879 Bandwidth sensitive data compression and decompression
11/01/2011US8050347 Digital broadcast transmitting/receiving system having an improved receiving performance and signal processing method thereof
11/01/2011US8050345 QAM and GMSK systems
10/2011
10/25/2011US8045636 Maximum-likelihood frame synchronization algorithms for OFDM systems
10/25/2011US8045635 Inter-symbol interference cancellation method for orthogonal frequency division multiple access system
10/20/2011US20110255623 Data transmissions in a mobile communication system employing diversity and constellation rearrangement of a 16 qam scheme
10/18/2011US8040967 Noise power interpolation in a multi-carrier system
10/11/2011US8036294 Apparatus and method for interference cancellation in a wireless communication system
10/04/2011US8031792 Metrics calculations utilising pre-stored values
10/04/2011US8031788 OFDM reception in multi-antenna mode
09/2011
09/27/2011US8027420 Apparatus and method for transferring a signal from a fast clock domain to a slow clock domain
09/22/2011US20110228869 Design methodology and method and appartus for signaling with capacity optimized constellations
09/20/2011US8023581 Max-log receiver for multiple-input multiple-output (MIMO) systems
09/20/2011US8023579 Quadrature demodulation device, quadrature demodulation method, and quadrature demodulation program
09/20/2011US8023557 Hardware synchronizer for 802.15.4 radio to minimize processing power consumption
09/15/2011US20110222618 Method and Apparatus for Efficient Soft Modulation for Gray-Mapped QAM Symbols
09/13/2011US8019011 Digital broadcast transmitting/receiving system having an improved receiving performance and signal processing method thereof
09/13/2011CA2610721C Method and apparatus for adaptive tranforms for compressing data streams
08/2011
08/30/2011US8009552 AAS direct signaling framing methodologies to support high capacity wireless links
08/24/2011EP2360851A2 Method and apparatus for sequence distribution and processing in a communication system
08/24/2011EP2360850A2 Method and apparatus for sequence distribution and processing in a communication system
08/24/2011EP2360849A2 Method and apparatus for sequence distribution and processing in a communication system
08/23/2011US8005163 Constellation rearrangement for transmit diversity schemes
08/23/2011US8005158 Overhead signaling in a wireless communication system
08/16/2011US8000403 Coding device, decoding device, transmitter and receiver
08/16/2011US8000402 System and method for accelerated performance of quadrature amplitude modulation (QAM) decoding operations in a processor
08/10/2011CN1993950B Method for improving the signal to noise ratio by means of complementary sequences
08/09/2011US7995668 Method and apparatus for quantizing complex vectors in communication system
08/09/2011US7995667 Reduced latency concatenated reed solomon-convolutional coding for MIMO wireless LAN
08/09/2011US7995662 CQI reporting techniques for OFDMA wireless networks
07/2011
07/26/2011US7986741 Method and apparatus of improved circular buffer rate matching for turbo-coded MIMO-OFDM wireless systems
07/26/2011US7986728 Equalizer with combined CCK encoding-decoding in feedback filtering of decision feedback equalizer
07/12/2011US7978781 Calibration correction for implicit beamforming in a wireless MIMO communication system
07/07/2011US20110164698 Systems and methods with non symmetric OFDM modulation
06/2011
06/30/2011US20110161787 Power-reduced preliminary decoded bits in viterbi decoders
06/30/2011US20110158338 Digital broadcasting system and method for transmitting and receiving digital broadcast signal
06/28/2011US7970072 Method and apparatus for processing a signal
06/28/2011US7970071 Method and device for synchronizing the carrier frequency of an offset quadrature phase-modulated signal
06/21/2011US7965783 Method and system for transmitting data streams via a beamformed MIMO channel
06/09/2011US20110134274 Camera, encoder, and modulator in same enclosure
05/2011
05/31/2011US7953366 Signal transmission on a coaxial cable
05/31/2011US7953197 Radio communication base station apparatus, radio communication mobile station apparatus, and radio communication method in multi-carrier communication
05/31/2011US7953177 Radio communication apparatus capable of switching modulation schemes
05/26/2011US20110122960 Method for Processing Digital Signals, and Transmission/Reception System Implementing Said Method
05/18/2011EP2068455B1 Sequence distributing method, sequence processing method and apparatus in communication system
05/12/2011US20110110283 Transmitter, receiver, multi-class multimedia broadcast/multicast service system and modulation method thereof
05/11/2011EP1568185B1 Reliability detection of channel quality indicator (cqi) and application to outer loop power control
05/05/2011US20110103502 Methods for digital signal processing and transmission/reception systems utilizing said methods
04/2011
04/30/2011CA2714748A1 Transmitter/receiver and data transmission/reception method in communication system
04/13/2011EP2308184A2 Method and apparatus of monitoring pdcch in wireless communication system
04/13/2011EP2308183A2 Method and apparatus of receiving data in wireless communication system
04/13/2011CN102017552A Detection of symbols of a signalling parameters channel in a multicarrier receiver
04/12/2011US7924951 Methods and systems for digital wireless communication
04/06/2011CN1902851B Method and system for employing adaptive event codes
04/05/2011US7920647 Receiving apparatus and transmitting apparatus
04/05/2011US7920637 Single sideband and quadrature multiplexed continuous phase modulation
04/05/2011US7920636 Signal space expansion for a 16 QAM scheme
03/2011
03/31/2011WO2010139008A8 Detection of a communication signal
03/29/2011US7917835 Memory system and method for use in trellis-based decoding
03/24/2011US20110069772 Transmission of multicast broadcast service (mbs) traffic in a wireless environment
03/22/2011US7912144 Integrated modulators and demodulators
03/22/2011US7912140 Reducing computational complexity in maximum likelihood MIMO OFDM decoder
03/22/2011CA2517645C I-port controller
03/08/2011US7903778 Low power, high resolution timing generator for ultra-wide bandwidth communication systems
03/08/2011US7903752 Maximum likelihood decoder for pulse and amplitude position modulation multi-source system
03/03/2011US20110051830 Methods and receivers of carrier frequency offset detection
03/01/2011US7899128 Multiple-output transmitter for transmitting a plurality of spatial streams
02/2011
02/22/2011US7894541 Communication system
02/16/2011EP2283651A1 Method and device for transmitting and receiving digital multimedia broadcast signals
02/10/2011WO2011014926A1 Soft-demapping of qam signals
02/10/2011US20110033051 Method and apparatus for reducing probability of detection, improving jamming resistance and security for broadband wireless systems
02/10/2011US20110033004 Dual carrier modulation precoding
02/09/2011EP2101419B1 Sequence distributing, processing method and apparatus in communication system
01/2011
01/27/2011US20110019720 Method, transmitter and receiver for spread-spectrum digital communication by golay complementary sequence
01/25/2011US7876847 Global minimum-based MLD demapping for soft-output MIMO detection
01/20/2011US20110013683 Data communication method and apparatus
01/18/2011US7873124 Method for digital wireless communications
01/11/2011US7869534 Method and apparatus for clock-pulse synchronization with an offset QPSK-modulated transmission signal
01/06/2011US20110002409 Method and system for reconfigurable channel coding
01/06/2011US20110002408 Method of transmitting multi-carrier signals in a multi-antenna system
01/04/2011US7864897 MIMO multiplexing communication system and a signal separation method
12/2010
12/30/2010US20100329228 Digital broadcast retransmission system, digital broadcast retransmission method, packet converting apparatus, and frequency converting apparatus
12/29/2010EP2266271A2 Detection of symbols of a signalling parameters channel in a multicarrier receiver
12/28/2010US7860204 Digital baseband system
12/28/2010US7860197 Spectrum-sensing algorithms and methods
12/28/2010US7860181 Decoding apparatus and decoding method
12/28/2010US7860180 OFDM modem for transmission of continuous complex numbers
12/21/2010US7856067 Unequal hierarchical communications modulation method
12/15/2010EP2262162A2 Apparatus and method for digital wireless communications
12/15/2010EP2262160A2 Apparatus and method for digital wireless communications
12/15/2010EP2262159A2 Apparatus and method for digital wireless communications
12/14/2010US7852962 Systems and methods for implementing a data control channel in a wireless communication system
12/14/2010US7852961 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
12/14/2010US7852954 Method of transmitting data and estimating channel information in OFDM/OFDMA mobile communications system
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