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Patent # Description
US-8,149,962 Estimating frequency shift
Techniques, systems and apparatus are described for estimating a frequency shift. An apparatus for estimating a frequency shift includes a fast Fourier...
US-8,149,961 Ranging in multi-band communication systems
System and methods include transmitting the same signal in all sub-bands in different time intervals and processing the corresponding received signals to...
US-8,149,960 Channel estimation for frequency selective multipath channels with long delay spreads based on an assumed...
A channel impulse response is determined for a channel by receiving a signal from the channel, and by determining a least squares estimate of the channel...
US-8,149,959 Enhancements of soft decoders and detectors on asymmetric channels
Systems and methods for enhancing soft decoders and detectors on asymmetric channels are provided. The methods include acquiring log-likelihood ratios (LLRS)...
US-8,149,958 Low par zero auto-correlation zone sequences for code sequence modulation
In one non-limiting exemplary embodiment, a method includes: randomly selecting a set of sequences with each sequence having sequence elements, each sequence...
US-8,149,957 Apparatus and method for interference cancellation in a broadband wireless communication system
An apparatus and a method for interference cancellation in a broadband wireless communication system are provided. A receiving apparatus includes an estimator,...
US-8,149,956 Method of automated demodulation and classification of phase-shift-keying signals using hysteretic differential...
An automatic zero-crossing signal demodulation and classification device for rapidly identifying an unknown modulation in a signal identifies an unknown...
US-8,149,955 Single ended multiband feedback linearized RF amplifier and mixer with DC-offset and IM2 suppression feedback loop
A receiver arrangement includes a single ended multiband feedback amplifier, at least one single ended input, differential output mixer arrangement including a...
US-8,149,954 Baseline wander compensation for perpendicular recording
A tail estimate signal which includes noise associated with baseline wander is generated. The tail estimate signal is generated by processing an input signal...
US-8,149,953 Data receiver of semiconductor integrated circuit
A semiconductor integrated circuit equipped with an equalizer which has a circuit structure simpler than that of a related equalizer according to an FFE scheme...
US-8,149,952 Multi-mode receiver
A multi-mode receiver system for processing signals based on a plurality of systems is disclosed. Embodiments of the invention provide for a shared architecture...
US-8,149,951 Digital broadcasting system and method of processing data
A digital broadcast system including a broadcast receiving system and data processing method are disclosed. In the broadcast receiving system receiving...
US-8,149,950 Method and system for baseband predistortion linearization in multi-channel wideband communication systems
An efficient baseband predistortion linearization method for reducing the spectral regrowth and compensating memory effects in wideband communication systems...
US-8,149,949 Radio transmitter apparatus, radio receiver apparatus, and wireless communication system
A wireless communication system capable of obtaining diversity gain without fail even when the distribution of the reception qualities is large. In a radio...
US-8,149,948 Digital broadcasting system and method of processing data
A digital broadcasting system and method of processing data are disclosed. Herein, a transmitting system within the digital broadcasting system includes a...
US-8,149,947 Channel estimation of multi-carrier signal with selection of time or frequency domain interpolation according...
A method of estimating the transmission channel of a received multi-carrier signal in a mobile environment, by identifying pilots present on carriers of the...
US-8,149,946 Joint transceiver design for MIMO communications
A method and apparatus for transmitting data in a MIMO communication system, the method including encoding at least one data symbol by implementing a first...
US-8,149,945 Transmitter having full-diversity and full-rate, a linear space-time code generating method for the...
A space-time code has a codeword matrix. The codeword matrix is a square matrix with dimension equal to the number of the transmit antennas, wherein a row of...
US-8,149,944 MIMO communication system and transmission station
An imbalanced amplitude is produced to a pair of weighing factors (U.sub.1,1 and U.sub.1,2, U.sub.2,1 and U.sub.2,2) with respect to the transmission streams...
US-8,149,943 Space time coded MB-OFDM UWB system
An MB OFDM system that includes a coder, responsive to a stream of at least one incoming symbol, to form therefrom a set including channel symbols that...
US-8,149,942 Method and system for selecting a transmission scheme in a multiple-input-multiple-output wireless...
The present invention discloses a method for selecting a transmission scheme in a multiple-input-multiple-output (MIMO) wireless communications system. The...
US-8,149,941 DTV television transmitter/receiver and method of processing data in DTV transmitter/receiver
A DTV transmitter includes a pre-processor pre-processing enhanced data, a data formatter generating enhanced data packets including known data, a multiplexer...
US-8,149,940 Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver
A digital television (DTV) transmitter and a method of coding data in the DTV transmitter are disclosed. A data formatter generates an enhanced data packet...
US-8,149,939 System of robust DTV signal transmissions that legacy DTV receivers will disregard
A DTV signal is transmitted that avoids legacy DTV receivers regarding data segments used in other than ordinary 8VSB transmissions being mistaken for (207,...
US-8,149,938 Transmission of ACK/NACK bits and their embedding in the CQI reference signal
A transmission of information within a wireless cellular network may include a first and second type of information. A subframe is produced that includes a...
US-8,149,937 Signal receiver and method for estimating residual doppler frequencies of signals thereof
The invention provides a signal receiver. The signal receiver comprises a carrier removal module, a Fast Fourier Transformation (FFT) module, and a signal...
US-8,149,936 Apparatus and methods for tile and assignment processing
Disclosed are methods and apparatus for synchronizing tile processing and assignment processing in a communication device. In particular, the methods and...
US-8,149,935 Digital broadcast receiver and digital broadcast receiving apparatus
An FFT unit generates a frequency-domain signal for one-segment broadcasting and a frequency-domain signal for full-segment broadcasting. Under a good reception...
US-8,149,934 Wireless communication system using pilot subcarrier allocation
A wireless communication system using pilot subcarrier allocation and a method of allocating the pilot subcarriers for use in downlink and uplink communication...
US-8,149,933 Method and apparatus for subchannel assignment for suppressing interantenna interference in OFDMA system
Disclosed is a method and an apparatus for subchannel assignment for suppressing inter-antenna interference in an Orthogonal Frequency Division Multiplexing...
US-8,149,932 Transport stream generating device, transmitting device, receiving device, and a digital broadcast system...
A transport stream (TS) generating apparatus, a transmitting apparatus, a receiving apparatus, a digital broadcast system having the above, and a method thereof...
US-8,149,931 Multi-carrier transmission process and system in a difficult environment with optimisation of emission power
The invention proposes a data transmission process, from a first unit (1) situated at a predetermined depth of an oil well to a second unit (2) situated at the...
US-8,149,930 Radio apparatus
Among destination terminal apparatuses to which a plurality of data signals are to be transmitted, a control unit specifies a terminal apparatus to which a...
US-8,149,929 Receiver and method for processing radio signals using soft pilot symbols
A receiver and method for receiving and processing a sequence of transmitted symbols in a digital communication system utilizing soft pilot symbols. A set of...
US-8,149,928 Receivers for cycle encoded signals
Some embodiments include a transmitter having a cycle encoding circuit to receive a data input signal and to provide a full cycle encoded signal in response...
US-8,149,927 Method of and apparatus for encoding/decoding digital signal using linear quantization by sections
A method of encoding/decoding a digital signal using linear quantization by sections, and an apparatus for the same are provided. The method of encoding...
US-8,149,926 Generating edge masks for a deblocking filter
A deblocking unit may include a buffer, an edge mask generator, and a deblocking filter. The buffer may store video data including blocks. The blocks may...
US-8,149,925 Chase algorithm based differential decoder for soft decision Reed Solomon decoding in a QAM system
A novel apparatus and method of differential decoding for use in a communication system such as a cable system. The differential decoding mechanism of the...
US-8,149,924 Adaptive weighting of reference pictures in video decoding
A video decoder, encoder, and corresponding methods for processing video signal data for an image block and a particular reference picture index to predict the...
US-8,149,923 Image decoding method, image coding method, image decoding apparatus, and image coding apparatus
To provide an image decoding method allowing decoding of a multiview video even when no prefix NAL units are used. The image decoding method includes: parsing...
US-8,149,922 Device and method for merging different video codec
A video unified codec device and corresponding video method. The unified codec device includes parsing and decoding functional units (PD FUs) extracting and...
US-8,149,921 Method of decoding a macroblock based on a macroblock level of the macroblock
In one embodiment, the method includes determining a reference field picture from a reference picture list composed of reference frames using index information...
US-8,149,920 Device and method for merging codecs
A unified codec device and a method thereof are disclosed. The unified codec device in accordance with an embodiment of the present invention comprises a...
US-8,149,919 Method of decoding a macroblock based on a macroblock level of the macroblock
In one embodiment, the method includes obtaining a reference picture list including multiple reference pictures, and determining an initial reference picture...
US-8,149,918 Method of estimating coded block pattern and method of determining block mode using the same for moving picture...
Provided are a coded block pattern (CBP) estimating method which is performed using an average value and a dispersion value between blocks of CBPs in a moving...
US-8,149,917 Transition creation for encoded video in the transform domain
A system and method for calculating data representative of at least one intermediary transition image between a first image and a second image in the encoded...
US-8,149,916 Video coding and decoding
A decoder for video signals, such as MPEG, which uses motion-compensated bidirectional predictive coding, performs concealment of lost or corrupted portions of...
US-8,149,915 Refinement of motion vectors in hierarchical motion estimation
A method of motion estimation (ME) refinement. The method generally includes the steps of (A) generating an initial motion vector (MV) by conducting a first ME...
US-8,149,914 Video-signal layered coding and decoding methods, apparatuses, and programs
A video signal is encoded at a plurality of coding layers exhibiting different spatial resolutions. An input video signal is spatially scaled down into a...
US-8,149,913 Moving picture converting apparatus and method, and computer program
A restored image is reconstructed from a thinned image to which no motion vector is incident. There is provided a moving picture converting apparatus for...
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