197467 ⎘
Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques Pre-filtering or post-filtering
System and method for long term prediction in audio codecs
#302Method and arrangement for controlling smoothing of stationary background noise
#303Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#304Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#305Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#306Pitch filter for audio signals
#307Blind bandwidth extension using K-means and a support vector machine
#308Device and method for calculating loudspeaker signals for a plurality of loudspeakers while using a delay in the frequency domain
#309Systems and methods for implementing cross-fading, interstitials and other effects downstream
#310Coding/decoding method, apparatus, and system for audio signal
#311Encoding method, decoding method, encoding apparatus, and decoding apparatus
#312Audio decoding using intermediate sampling rate
#313Reconstructing audio signals with multiple decorrelation techniques
#314Signal coding and decoding methods and devices
#315Spectral translation/folding in the subband domain
#316LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device
#317Signal processing apparatus and method, and program
#318Adaptive audio encoder system, method and article
#319Adaptive audio decoder system, method and article
#320Noise signal processing method, noise signal generation method, encoder, decoder, and encoding and decoding system
#321Integrated sensor-array processor
#322Signal codec device and method in communication system
#323Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
#324Magnitude compensation technique for processing single-bit wide data
#325Efficient Sample Rate Conversion
#326Discrimination and attenuation of pre echoes in a digital audio signal
#327Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#328Audio decoder for audio channel reconstruction
#329Audio decoder for audio channel reconstruction
#330Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
#331Audio decoder for audio channel reconstruction
#332Audio decoder for audio channel reconstruction
#333Audio decoder for audio channel reconstruction
#334Audio decoder for audio channel reconstruction
#335Audio decoder for audio channel reconstruction
#336Audio decoder for audio channel reconstruction
#337Audio decoder for audio channel reconstruction
#338Audio decoder for audio channel reconstruction
#339Model based prediction in a critically sampled filterbank
#340System and method for non-destructively normalizing loudness of audio signals within portable devices
#341Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
#342Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
#343System and method for suppressing transient noise in a multichannel system
#344Audio signal encoding and decoding based on human auditory perception eigenfunction model in Hilbert space
#345Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
#346Acoustic keystroke transient canceler for speech communication terminals using a semi-blind adaptive filter model
#347Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
#348Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
#349Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
#350Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
#351Enhanced Block Switching and Bit Allocation for Improved Transform Audio Coding
#352Spectral translation/folding in the subband domain
#353Spectral translation/folding in the subband domain
#354Spectral translation/folding in the subband domain
#355Spectral translation/folding in the subband domain
#356Spectral translation/folding in the subband domain
#357Spectral translation/folding in the subband domain
#358Encoding of multiple audio signals
#359Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
#360METHOD AND APPARATUS FOR INSERTING DATA TO AUDIO SIGNAL OR EXTRACTING DATA FROM AUDIO SIGNAL BASED ON TIME DOMAIN
#361Fast computation of excitation pattern, auditory pattern and loudness
#362Resampling output signals of QMF based audio codecs
#363Update of post-processing states with variable sampling frequency according to the frame
#364Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
#365Reconstructing audio signals with multiple decorrelation techniques
#366Reconstructing audio signals with multiple decorrelation techniques
#367High frequency regeneration of an audio signal with phase adjustment
#368Audio decoder with core decoder and surround decoder
#369Host CPU-assisted audio processing method and computing system performing the same
#370Complex exponential modulated filter bank for high frequency reconstruction
#371Apparatus and method for processing an audio signal using a harmonic post-filter
#372Signal processing device and signal processing method
#373Method and apparatus for processing an audio signal for removing a discontinuity using an FIR filter by an audio decoder, and audio encoder
#374Resampling of an audio signal by interpolation for low-delay encoding/decoding
#375Audio encoder and decoder using a frequency domain processor , a time domain processor, and a cross processing for continuous initialization
#376Audio decoding device, audio encoding device, audio decoding method, audio encoding method, audio decoding program, and audio encoding program
#377Digital encapsulation of audio signals
#378Screen related adaptation of higher order ambisonic (HOA) content
#379Coding/decoding method, apparatus, and system for audio signal
#380Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#381Calculator and method for determining phase correction data for an audio signal
#382Decoder and method for decoding an audio signal, encoder and method for encoding an audio signal
#383Audio processor and method for processing an audio signal using horizontal phase correction
#384Audio processor and method for processing an audio signal using vertical phase correction
#385Audio device, missing band estimation device, signal processing method, and frequency band estimation device
#386Method and apparatus for transmitting and receiving of the object-based audio contents
#387METHOD AND SYSTEM FOR AUDIO PROCESSING OF DIALOG, MUSIC, EFFECT AND HEIGHT OBJECTS
#388System and method for improving graphics and other signal results through signal transformation and application of dithering
#389Spectral translation/folding in the subband domain
#390Method for processing speech/audio signal and apparatus
#391Decoder audio classification
#392Signal coding and decoding methods and devices
#393Reconstructing audio signals with multiple decorrelation techniques
#394Alias-free subband processing
#395Low delay modulated filter bank
#396Wireless audio synchronization
#397Complex exponential modulated filter bank for high frequency reconstruction
#398Encoded audio metadata-based equalization
#399Audio encoder and decoder for interleaved waveform coding
#400Noise signal processing method, noise signal generation method, encoder, decoder, and encoding and decoding system
#401Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#402Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#403Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#404Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#405Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#406High-band signal generation
#407Bandwidth extension system and approach
#408Speech/audio bitstream decoding method and apparatus
#409Speech decoder with high-band generation and temporal envelope shaping
#410Methods for improving high frequency reconstruction
#411Speech decoder with high-band generation and temporal envelope shaping
#412Dynamic range and peak control in audio using nonlinear filters
#413Audio Compression System for Compressing an Audio Signal
#414Signal quality-based enhancement and compensation of compressed audio signals
#415Signal processing apparatus and method, and program
#416Processing multi-channel audio waveforms
#417High frequency regeneration of an audio signal with temporal shaping
#418Method and apparatus for polyphonic audio signal prediction in coding and networking systems
#419Device and method for reducing quantization noise in a time-domain decoder
#420Extraction of reverberant sound using microphone arrays
#421Gain parameter estimation based on energy saturation and signal scaling
#422Audio bandwidth selection
#423Transition from a transform coding/decoding to a predictive coding/decoding
#424Device for expanding frequency band of input signal via up-sampling
#425Decoding device, encoding device, decoding method, and encoding method
#426Feature compensation apparatus and method for speech recognition in noisy environment
#427Integrated sensor-array processor
#428Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals
#429Multistage IIR Filter and Parallelized Filtering of Data with Same
#430Selective post filter
#431System and method for narrow bandwidth digital signal processing
#432Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#433System and method for signal decomposition, analysis and reconstruction
#434High frequency regeneration of an audio signal with synthetic sinusoid addition
#435High frequency regeneration of an audio signal by copying in a circular manner
#436High frequency regeneration of an audio signal with temporal shaping
#437Post filter
#438Audio encoder and decoder with pitch prediction
#439METHOD AND APPARATUS FOR DETECTING A WATERMARK SYMBOL IN A SECTION OF A RECEIVED VERSION OF A WATERMARKED AUDIO SIGNAL
#440Pitch filter for audio signals
#441Audio decoder with core decoder and surround decoder
#442Reconstructing audio channels with a fractional delay decorrelator
#443High order B-spline sampling rate conversion (SRC)
#444System and method for reducing temporal artifacts for transient signals in a decorrelator circuit
#445Method of detecting a predetermined frequency band in an audio data signal, detection device and computer program corresponding thereto
#446System and method for dynamic equalization of audio data
#447Pitch filter for audio signals
#448Method and arrangement for controlling smoothing of stationary background noise
#449Frequency band extension in an audio signal decoder
#450Selective bass post filter
#451Efficient load sharing and accelerating of audio post-processing
#452Enhancing Performance of Spectral Band Replication and Related High Frequency Reconstruction Coding
#453Audio encoder and decoder with multiple coding modes
#454Spectral translation/folding in the subband domain
#455Pitch filter for audio signals
#456System and method for reducing tandeming effects in a communication system
#457System and method for multichannel on-line unsupervised bayesian spectral filtering of real-world acoustic noise
#458System and method for speech enhancement on compressed speech
#459Complex-valued filter bank with phase shift for high frequency reconstruction or parametric stereo
#460Audio encoder, audio decoder, method for providing an encoded audio information, method for providing a decoded audio information, computer program and encoded representation using a signal-adaptive bandwidth extension
#461Apparatus and method for processing an encoded signal and encoder and method for generating an encoded signal
#462Low-frequency emphasis for LPC-based coding in frequency domain
#463Apparatus and method for synthesizing an audio signal, decoder, encoder, system and computer program
#464Method and apparatus for normalized audio playback of media with and without embedded loudness metadata of new media devices
#465Audio processing application for windows
#466Deep scattering spectrum in acoustic modeling for speech recognition
#467Multistage IIR filter and parallelized filtering of data with same
#468Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates
#469System, apparatus and method for transmitting continuous audio data
#470Encoding method, decoding method, encoding apparatus, and decoding apparatus
#471Spectrum flatness control for bandwidth extension
#472Method for concatenating frames in communication system
#473Quantization with distinct weighting of coherent and incoherent quantization error
#474Method and device for processing audio signal
#475Decoding method, decoding apparatus, program, and recording medium therefor
#476Adaptive quantization noise filtering of decoded audio data
#477Effective pre-echo attenuation in a digital audio signal
#478Method and apparatus for enhancing the modulation index of speech sounds passed through a digital vocoder
#479Dual uplink pre-processing paths for machine and human listening
#480Process and associated system for separating a specified component and an audio background component from an audio mixture signal
#481Sound processing using a product-of-filters model
#482Noise adaptive post filtering
#483Always-on audio control for mobile device
#484Audio processing method and audio processing apparatus
#485Adaptive high-pass post-filter
#486System and method for audio coding and decoding
#487Enabling sampling rate diversity in a voice communication system
#488MEASURING AND IMPROVING SPEECH INTELLIGIBILITY IN AN ENCLOSURE
#489Processing multichannel audio signals
#490Signal coding and decoding methods and devices
#491SOUND ENHANCEMENT FOR MOVIE THEATERS
#492MAX SOUND AUDIO PROGRAM
#493WAVEFORM RESYNTHESIS
#494SOUND ENHANCEMENT FOR POWERED SPEAKERS
#495Phase coherence control for harmonic signals in perceptual audio codecs
#496Speech encoding utilizing independent manipulation of signal and noise spectrum
#497Device and method for calculating loudspeaker signals for a plurality of loudspeakers while using a delay in the frequency domain
#498Speech decoding device and speech decoding method
#499Method and apparatus for detecting audio sampling rate
#500Signal codec device and method in communication system
#501Method and apparatus for signal decomposition, analysis, reconstruction and tracking
#502Signal decomposition, analysis and reconstruction using high-resolution filter banks and component tracking
#503Generation of a high band extension of a bandwidth extended audio signal
#504Methods and arrangements in a telecommunications network
#505Device and method for reducing quantization noise in a time-domain decoder
#506Cardioid beam with a desired null based acoustic devices, systems, and methods
#507Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation
#508Frequency domain noise cancellation with a desired null based acoustic devices, systems, and methods
#509Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
#510Speech encoding utilizing independent manipulation of signal and noise spectrum
#511Multistage IIR filter and parallelized filtering of data with same
#512Computing device and signal enhancement method
#513Encoding and decoding of pulse positions of tracks of an audio signal
#514Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
#515Linear prediction based coding scheme using spectral domain noise shaping
#516Apparatus and method for processing a decoded audio signal in a spectral domain
#517Filtering in the transformed domain
#518Audio encoder and decoder
#519Audio encoder and decoder
#520Mixer with adaptive post-filtering
#521System, apparatus and method for transmitting continuous audio data
#522System and method for post excitation enhancement for low bit rate speech coding
#523ALL-PASS FILTER PHASE LINEARIZATION OF ELLIPTIC FILTERS IN SIGNAL DECIMATION AND INTERPOLATION FOR AN AUDIO CODEC
#524Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program
#525Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program
#526Audio signal processing apparatus and audio signal processing method
#527Bandwidth extender
#528Coding device, decoding device, coding method, and decoding method for audio signals
#529Non-speech content for low rate CELP decoder
#530Selective bass post filter
#531Speech enhancement with minimum gating
#532Information signal representation using lapped transform
#533Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals
#534Signal processing apparatus, signal processing method, and program
#535Reconstructing an audio signal by spectral component regeneration and noise blending
#536System and method for non-destructively normalizing loudness of audio signals within portable devices
#537Encoding apparatus, decoding apparatus, encoding method, and decoding method for adjusting a spectrum amplitude
#538Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#539Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#540Methods and systems for avoiding partial collapse in multi-block audio coding
#541Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting
#542Spectral translation/folding in the subband domain
#543MOBILE TERMINAL AND METHOD FOR PROCESSING AUDIO DATA THEREOF
#544Method For Generating Concealment Frames In Communication System
#545Circular frequency translation with noise blending
#546Mixer with adaptive post-filtering
#547Pitch-based pre-filtering and post-filtering for compression of audio signals
#548Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting
#549Spectrum flatness control for bandwidth extension
#550Signal processing device for processing stereo signals
#551Speech encoding/decoding device
#552Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program
#553Method and apparatus for processing signal
#554Low delay modulated filter bank
#555Methods for improving high frequency reconstruction
#556Methods and apparatus for post-filtering MDCT domain audio coefficients in a decoder
#557Method and apparatus for switching speech or audio signals
#558Audio decoding based on audio class with control code for post-processing modes
#559LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device
#560Bandwidth extension system and approach
#561Time/frequency two dimension post-processing
#562Apparatus and method for generating a multi-channel synthesizer control signal, multi-channel synthesizer, method of generating an output signal from an input signal and machine-readable storage medium
#563Pre-echo attenuation in a digital audio signal
#564Device and Method for Noise Shaping in a Multilayer Embedded Codec Interoperable with the ITU-T G.711 Standard
#565Forward time-domain aliasing cancellation with application in weighted or original signal domain
#566Simultaneous time-domain and frequency-domain noise shaping for TDAC transforms
#567Encoding and decoding speech signals
#568Method and System for Frequency Domain Postfiltering of Encoded Audio Data in a Decoder
#569NOISE SUPPRESSOR AND VOICE DECODER
#570Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation
#571Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
#572System and method for enhancing a decoded tonal sound signal
#573Device and Method for Frame Erasure Concealment in a PCM Codec Interoperable with the ITU-T Recommendation G. 711
#574Method for representing multi-channel audio signals
#575System and method for frequency domain audio post-processing based on perceptual masking
#576AUDIO DECODING DEVICE AND POWER ADJUSTING METHOD
#577Rounding noise shaping for integer transform based encoding and decoding
#578Audio encoder and decoder
#579Audio encoder and decoder with long term prediction
#580Limitation of distortion introduced by a post-processing step during digital signal decoding
#581Receiver apparatus for absorbing clock difference between transmitting and receiving sides and a method therefor
#582Method and apparatus for transmitting and receiving of the object-based audio contents
#583Spectral translation/folding in the subband domain
#584Post-processing for reducing quantization noise of an encoder during decoding
#585Audio encoding device and audio encoding method
#586Speech encoding utilizing independent manipulation of signal and noise spectrum
#587Method and device for adaptive bandwidth pitch search in coding wideband signals
#588Method for generating concealment frames in communication system
#589METHODS AND ARRANGEMENTS IN A TELECOMMUNICATIONS NETWORK
#590Method and arrangement for smoothing of stationary background noise
#591Speech decoding apparatus and speech decoding method including high band emphasis processing
#592Post-filter, decoding device, and post-filter processing method
#593Method and arrangement for controlling smoothing of stationary background noise
#594Audio decoder
#595CELP post-processing for music signals
#596Non-causal postfilter
#597Postfilter for layered codecs
#598METHOD AND SYSTEM FOR FREQUENCY COMPENSATION IN AN AUDIO CODEC
#599Device and method for postprocessing spectral values and encoder and decoder for audio signals
#600POST FILTER AND FILTERING METHOD