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9035812 Method and apparatus for generating a band pass signal  
A modulator and a method are disclosed. The modulator is for generating a band pass signal and comprises: sigma delta modulation logic operable to receive an input signal and to perform at least a...
8971380 System and method for adjusting DIDO interference cancellation based on signal strength measurements  
A machine-implemented system and method are described for removing interference between adjacent distributed-input-distributed-output (DIDO) clusters comprising. For example, a method according to...
8922400 Method for compressing digital values of image, audio and/or video files  
A method is disclosed for compressing a sequence of initial digital values into a compressed sequence of compressed values, intending to restore these values into a decompressed sequence of...
8923414 Systems and methods for adaptive sample quantization  
One embodiment includes an adaptive sample quantization system. The adaptive sample quantization system includes an antenna to receive a radio frequency (RF) signal having data encoded therein,...
8923391 Encoding apparatus, control method for encoding apparatus and program  
A control method for an encoding apparatus which performs bit rate control includes an acquiring step of acquiring a first quantization parameter as a quantization parameter to be used for...
8902997 PARCOR coefficient quantization method, PARCOR coefficient quantization apparatus, program and recording medium  
On a criterion to minimize the entropy of the linear prediction residual of the input signal used for calculation of the input PARCOR coefficient sequence, PARCOR coefficients with larger absolute...
8898053 Encoding device, decoding device, and methods therein  
An encoding device, a decoding device, and related methods are provided that eliminate the loss of synchronization of the adaptive filters of a terminal at the encoding end and a terminal at the...
8805432 Mobile communication terminal and transmission power control method of the same  
The transmission power is decreased in an appropriate manner, while suppressing the deterioration of the line quality to the minimum. A mobile communication terminal 1 controls the transmission...
8798212 Method and apparatus for processing feedback in a wireless communication system  
A method and apparatus for processing feedback implemented in a wireless transmit/receive unit (WTRU) comprises estimating a channel matrix. The effective channel is calculated and a precoding...
8731051 Forward and inverse quantization of data for video compression  
A video processor is described, which is useful for implementing a quantization process, in compliance with the H.264 standard. The video processor includes an input, for receiving a block of...
8711952 Analog to digital converter with increased sub-range resolution  
An analog to digital converter with increased sub-range resolution. The device includes an analog front end that produces an analog communication signal, a digital front end that receives a...
8682312 Method, system and service control point for realizing call management  
A method, a system, and a service control point (SCP) for realizing call management are provided. The method for realizing call management includes: inquiring user information of a calling...
8654900 Wireless communication device and quantization method  
Provided is a wireless communication device which can improve the notification accuracy of the channel state information (CSI) without straining the feedback circuit. In this device, a channel...
8619882 Data modulation circuit  
A data modulation circuit has an adder adding an input signal, and an output signal of a memory device; and an output circuit part discriminating and quantizing the output signal of the adder by a...
8594205 Multiple description coding communication system  
A method and apparatus reliably encode and decode information over a communication system. The method includes transforming two coefficients into two pairs of random variables, one random variable...
8594226 Method for processing a digital signal in a digital delta-sigma modulator, and digital delta-sigma modulator therefor  
The digital delta-sigma modulator includes a signal input for receiving digital samples of N bits, and a digital filter connected to the signal input. The digital filter performs...
8595001 System for bandwidth extension of narrow-band speech  
A method applies a parametric approach to bandwidth extension but does not require training. The method computes narrowband linear predictive coefficients from a received narrowband speech signal,...
8582639 Methods and devices for data compression using adaptive reconstruction levels  
Encoding and decoding methods that perform quantization using adaptive reconstruction levels are presented. The reconstruction levels for a given partitioning of the data space may be selected...
8571151 Emulation of N-bits uniform quantizer from multiple incoherent and noisy one-bit measurements  
Certain aspects of the present disclosure relate to a method for emulating N-bits uniform quantization of a received pulse signal by using one-bit signal measurements. One method for wireless...
8521522 Audio coding/decoding method and apparatus using excess quantization information  
There is provided an audio coding device which appropriately sets the quantization bit number by a small calculation amount in each stage when coding an input audio signal by performing...
8504847 Securing data in a dispersed storage network using shared secret slices  
A data element can be encoded into multiple encoded data elements using an encoding algorithm that includes an encoding function and one or more encoder constant. The encoded data elements can be...
8498355 Device and method for correcting a data error in communication path  
There are provided a transmission and reception device having a function for correcting a data error in a communication path. In the transmission device, a redundant bit addition unit adds a...
8498658 Techniques and systems for providing data over power in communications based on time reversal  
Techniques, apparatuses and systems for providing communications based on time reversal of a channel impulse response of a pulse in a transmission channel between a transmitter and a receiver to...
8494071 Device and method for correcting a data error in communication path  
There are provided a transmission and reception device having a function for correcting a data error in a communication path. In the transmission device, a redundant bit addition unit adds a...
8488720 System and method for adaptive polar quantization  
Methods and systems for signal quantization may include, but are not limited to: receiving a complex signal characterized by a real portion and an imaginary portion; computing a vector magnitude...
8488684 Methods and systems for hybrid MIMO decoding  
Certain embodiments of the present disclosure allow a receiver to utilize both a minimum mean square error (MMSE) detection algorithm and a maximum likelihood (ML) detection algorithm. The...
8483291 Analog to digital converter with increased sub-range resolution  
An analog to digital converter with increased sub-range resolution and method for using the analog to digital converter is described herein. The device includes an analog front end that produces...
8457185 Wireless communication device and wireless communication system  
A wireless communication device sets a digital link on a wireless channel between a master device and a slave device, compresses a sound signal in an ADPCM scheme, and carries the sound signal in...
8390906 Membrane-based methods and system for color characterization  
Methods and systems are presented for characterizing a printer, display or other color reproduction device in which a forward color transform having a parametric surface forward color transform...
8390885 Methods and system for improved color characterization  
Methods and systems are presented for characterizing a printer, display or other color reproduction device in which parametric and nonparametric forward color transforms are generated to construct...
8300711 Adaptive differential pulse code modulation/demodulation system and method  
An adaptive differential pulse-code modulation-demodulation system and method thereof is provided. The method includes steps of modulating an analog audio input signal into a data packet,...
8284086 Device and method for the transmission and reception of high fidelity audio using a single wire  
An audio device (200) includes a first and second ICs (210) and (250) and a substrate (205). The first IC includes a sigma-delta, A/D converter (218) operable to convert an analog signal (234)...
8279947 Method, apparatus and system for multiple-description coding and decoding  
A method, apparatus and system for multiple-description coding (MDC) and multiple-description decoding (MDD) are provided in the present invention. The MDC method comprises the following steps:...
8243821 For spatial Wyner Ziv coding  
A system (100) for encoding an input video frame (1005), for transmitting or storing the encoded video and for decoding the video is disclosed. The system (100) includes an encoder (1000) and a...
8199858 OOB (out of band) detection circuit and serial ATA system  
The present invention provides an OOB detection circuit capable of making accurate signal determination even in the case where a characteristic fluctuation occurs in an analog circuit, thereby...
8175145 Post-processing for reducing quantization noise of an encoder during decoding  
The invention relates to the processing of a signal that is compression encoded (COD) according to a predetermined encoding type applying a quantification operation (Q) and then decoded (DEC) so...
RE43256 Processing of images using a limited number of bits  
The invention relates to a method as well as a system, a device, an encoder and a decoder, and a computer software product for image processing by the method. In the invention, the number of bits...
8098718 Apparatus and methods for digital-to-analog conversion with vector quantization  
A digital-to-analog converter (DAC) includes a mismatch shaping feedback vector quantizer configured to store state information in expanded format using One-Hot Encoding of a matrix. The expanded...
8098742 Gain control method and apparatus  
An analog/digital gain control device avoid some of the requirements associated with the nature of a closed-loop AGC circuits and which meets the remaining requirements without much difficulty...
7912158 Sampling threshold and gain for satellite navigation receiver  
A satellite navigation device including a flexible radio frequency (RF) receiver is described. The receiver receives a signal that includes at least a first spread-spectrum signal from a first...
7898444 Decoding method  
A decoding method comprising the following steps is provided. The mth lookup index for a new lookup table is obtained according to the number of leading 1's in the bit stream. The nth base Huffman...
7894536 Calibration model to mitigate data conversion errors  
An error model can be utilized to mitigate errors associated with a conversion system, such as an analog-to-digital or digital-to analog converter. The error model is adaptively calibrated to...
7835471 Method of testing remote power line carrier pick-up coil with a single test frequency  
Methods to test the operation of the pick-up coil without having to de-energize the power line serving as the power line carrier in order to perform testing on the pick-up coil. A series of at...
7835472 Method of testing remote power line carrier pick-up coil with a sweep wave  
Methods to test the operation of the pick-up coil without having to de-energize the power line serving as the power line carrier in order to perform testing on the pick-up coil. A sweep wave is...
7817742 Power supply apparatus and power supply method  
When transmitting an RF signal for power supply or a pulse signal for data transmission, amplification is made in such a manner that the peak power of the RF signal becomes greater than the peak...
7817725 Data converter device and data conversion method, and transmitter circuit, communications device and electronic device using the same  
The present invention aims to provide a transmitter circuit that is capable of suppressing quantization noise and operating with a high efficiency, a data converter section 13 and a data...
7809203 Apparatus for encoding and decoding key data and key value data of coordinate interpolator and recording medium containing bitstream into which coordinate interpolator is encoded  
An apparatus for encoding and decoding key data and key value data of a coordinate interpolator and a recording medium, on which a bitstream, into which a coordinate interpolator is encoded, is...
7809555 Speech signal classification system and method  
Provided is a speech signal classification system and method. The speech signal classification system includes a primary recognition unit for determining using characteristics extracted from a...
7792385 Scratch pad for storing intermediate loop filter data  
A video processing apparatus and methodology are implemented as a combination of a processor and a video decoding hardware block to decode video data by providing the video decoding block with an...
7747928 Digital wireless communication apparatus  
A prediction signal calculator with a limit function is provided with a multiplier calculating a partial prediction signal composed of the product of a polar prediction coefficient for generating...

Matches 1 - 50 out of 268 1 2 3 4 5 6 >