197437 ⎘
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 spectral analysis, e.g. transform vocoders or subband vocoders Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
Sub-classes:FREQUENCY-DOMAIN AUDIO CODING SUPPORTING TRANSFORM LENGTH SWITCHING
#2NON-WINDOWED DCT-BASED AUDIO CODING USING ADVANCED QUANTIZATION
#3AUDIO ENCODING METHOD, AUDIO DECODING METHOD, AND RELATED APPARATUS
#4Multi-Channel Signal Encoding Method and Encoder
#5UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED MODE SWITCHING
#6METHOD, APPARATUS AND SYSTEMS FOR AUDIO DECODING AND ENCODING
#7ASYMMETRIC AND ADAPTIVE STRENGTH FOR WINDOWING AT ENCODING AND DECODING TIME FOR AUDIO COMPRESSION
#8TIME REVERSED AUDIO SUBFRAME ERROR CONCEALMENT
#9APPARATUS, METHOD OR COMPUTER PROGRAM FOR GENERATING AN OUTPUT DOWNMIX REPRESENTATION
#10APPARATUS AND METHOD FOR GENERATING AN ENCODED SIGNAL OR FOR DECODING AN ENCODED AUDIO SIGNAL USING A MULTI OVERLAP PORTION
#11SUBBAND BLOCK BASED HARMONIC TRANSPOSITION
#12Reduced multidimensional indices compression for audio codec system
#13AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR, A TIME DOMAIN PROCESSOR, AND A CROSS PROCESSOR FOR CONTINUOUS INITIALIZATION
#14GROUPING AND TRANSPORT OF AUDIO OBJECTS
#15METHOD AND APPARATUS FOR PROCESSING AN AUDIO SIGNAL, AUDIO DECODER, AND AUDIO ENCODER
#16GENERATING AUDIO WAVEFORMS USING ENCODER AND DECODER NEURAL NETWORKS
#17AUDIO PROCESSING METHOD, ELECTRONIC APPARATUS AND STORAGE MEDIUM
#18DIGITAL ENCAPSULATION OF AUDIO SIGNALS
#19USER IDENTIFICATION WITH AUDIO EARBUDS
#20HARMONIC TRANSPOSITION IN AN AUDIO CODING METHOD AND SYSTEM
#21DIGITAL AUDIO MEASUREMENT SYSTEMS AND METHOD
#22SALIENCY-BASED MIXED-ORDER AMBISONICS ENCODING OF MULTIPLE SOUND SOURCES FOR IMMERSIVE SPATIAL AUDIO
#23HARMONIC TRANSPOSITION IN AN AUDIO CODING METHOD AND SYSTEM
#24APPARATUSES FOR PROVIDING A PROCESSED AUDIO SIGNAL, APPARATUSES FOR PROVIDING NEURAL NETWORK PARAMETERS, METHODS AND COMPUTER PROGRAM
#25EFFICIENT CODING OF TRANSIENTS IN TRANSFORM-DOMAIN
#26COVER SONG IDENTIFICATION METHOD AND SYSTEM
#27DECODER AND DECODING METHOD FOR LC3 CONCEALMENT INCLUDING FULL FRAME LOSS CONCEALMENT AND PARTIAL FRAME LOSS CONCEALMENT
#28Audio compression for low overhead decompression
#29OVERSAMPLING IN A COMBINED TRANSPOSER FILTERBANK
#30OVERSAMPLING IN A COMBINED TRANSPOSER FILTERBANK
#31SYSTEMS AND METHODS FOR REMOTE REAL-TIME AUDIO MONITORING
#32METHODS AND APPARATUS TO PERFORM AUDIO WATERMARKING AND WATERMARK DETECTION AND EXTRACTION
#33AUDIO ENCODING AND DECODING METHOD AND RELATED PRODUCT
#34Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling
#35Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling
#36Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling
#37Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling
#38Time reversed audio subframe error concealment
#39UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED MODE SWITCHING
#40HYPOTHESIS STITCHER FOR SPEECH RECOGNITION OF LONG-FORM AUDIO
#41AUDIO SIGNAL ENCODING AND DECODING METHOD AND APPARATUS
#42Multi-Channel Signal Encoding and Decoding Method and Apparatus
#43Multi-Channel Signal Encoding Method and Encoder
#44Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag
#45Subband block based harmonic transposition
#46FREQUENCY-DOMAIN AUDIO CODING SUPPORTING TRANSFORM LENGTH SWITCHING
#47Harmonic transposition in an audio coding method and system
#48GUIDING AMBISONIC AUDIO COMPRESSION BY DECONVOLVING LONG WINDOW FREQUENCY ANALYSIS
#49ENCODING AND DECODING OF ACOUSTIC ENVIRONMENT
#50PERCEPTUALLY-BASED LOSS FUNCTIONS FOR AUDIO ENCODING AND DECODING BASED ON MACHINE LEARNING
#51Parametric audio decoding
#52Digital encapsulation of audio signals
#53APPARATUS AND AUDIO SIGNAL PROCESSOR, FOR PROVIDING PROCESSED AUDIO SIGNAL REPRESENTATION, AUDIO DECODER, AUDIO ENCODER, METHODS AND COMPUTER PROGRAMS
#54Audio coder window and transform implementations
#55Downscaled decoding
#56AUDIO SIGNAL PROCESSING METHOD, DEVICE AND STORAGE MEDIUM FOR REDUCING SIGNAL DELAY
#57ADAPTIVE BLOCK SWITCHING WITH DEEP NEURAL NETWORKS
#58AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR , A TIME DOMAIN PROCESSOR, AND A CROSS PROCESSING FOR CONTINUOUS INITIALIZATION
#59DEEP-LEARNING BASED SPEECH ENHANCEMENT
#60Downscaled decoding
#61Downscaled decoding
#62Downscaled decoding
#63Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
#64Method and apparatus for processing an audio signal, audio decoder, and audio encoder for removing a discontinuity between frames by subtracting a portion of a zero-input-reponse
#65Audio entropy encoder/decoder with arithmetic coding and coding context
#66Apparatus and method for decoding an encoded audio or image signal using an auxiliary window function
#67Method, apparatus and systems for audio decoding and encoding
#68Multi-mode channel coding
#69INTELLIGENT AUDIO PROCESING
#70Audio entropy encoder/decoder with coding context and coefficient selection
#71Subband block based harmonic transposition
#72Audio transmitter processor, audio receiver processor and related methods and computer programs for processing an error protected frame
#73METHOD AND APPARATUS FOR RECONSTRUCTING VOICE CONVERSATION
#74Apparatus and method for combining repeated noisy signals
#75Harmonic transposition in an audio coding method and system
#76Grouping and transport of audio objects
#77SOUND SIGNAL ENCODING METHOD, SOUND SIGNAL ENCODER, PROGRAM, AND RECORDING MEDIUM
#78Methods and apparatus to perform audio watermarking and watermark detection and extraction
#79Oversampling in a combined transposer filterbank
#80Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#81Hypothesis stitcher for speech recognition of long-form audio
#82Selection of quantization schemes for spatial audio parameter encoding
#83Sound signal encoding method, sound signal decoding method, sound signal encoding apparatus, sound signal decoding apparatus, program, and recording medium
#84COMPRESSIVE SENSING FOR FULL MATRIX CAPTURE
#85Electronic device for recording contents data and method of the same
#86Harmonic transposition in an audio coding method and system
#87Generating audio waveforms using encoder and decoder neural networks
#88Unified speech/audio codec (USAC) processing windows sequence based mode switching
#89Adaptive coefficients and samples elimination for circular convolution
#90Subband block based harmonic transposition
#91Speech recognition method and apparatus, and computer-readable storage medium
#92Apparatus and method for estimating an inter-channel time difference
#93AUDIO ENCODER DEVICE AND AN AUDIO DECODER DEVICE HAVING EFFICIENT GAIN CODING IN DYNAMIC RANGE CONTROL
#94Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
#95Time reversed audio subframe error concealment
#96Methods, devices and computer program products for lossless data compression and decompression
#97Cover song identification method and system
#98Hypothesis stitcher for speech recognition of long-form audio
#99METHOD AND APPARATUS FOR USING INCREMENTAL SEARCH SEQUENCE IN AUDIO ERROR CONCEALMENT
#100Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag
#101Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band
#102Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag
#103Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
#104Method and device for quantizing linear predictive coefficient, and method and device for dequantizing same
#105Downscaled decoding
#106Downscaled decoding
#107Downscaled decoding
#108Audio encoder and decoder using a frequency domain processor, a time domain processor, and a cross processing for continuous initialization
#109APPARATUS, METHOD OR COMPUTER PROGRAM FOR GENERATING AN OUTPUT DOWNMIX REPRESENTATION
#110Selection of quantisation schemes for spatial audio parameter encoding
#111Identification of fake audio content
#112DECODER AND DECODING METHOD SELECTING AN ERROR CONCEALMENT MODE, AND ENCODER AND ENCODING METHOD
#113Method and apparatus for encoding and decoding audio signal to reduce quantization noise
#114Parametric audio decoding
#115Multi-mode channel coding
#116Apparatus and method for processing an encoded audio signal by upsampling a core audio signal to upsampled spectra with higher frequencies and spectral width
#117Harmonic transposition in an audio coding method and system
#118Multi-channel signal encoding method and encoder
#119Method, apparatus and systems for audio decoding and encoding
#120Audio transmitter processor, audio receiver processor and related methods and computer programs
#121Decoder and decoding method for LC3 concealment including full frame loss concealment and partial frame loss concealment
#122Downscaled decoding
#123Method and apparatus for processing an audio signal stream to attenuate an unwanted signal portion
#124Audio data recovery method, device and Bluetooth device
#125Apparatus and method for decomposing an audio signal using a variable threshold
#126Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
#127Oversampling in a combined transposer filter bank
#128Apparatus and audio signal processor, for providing processed audio signal representation, audio decoder, audio encoder, methods and computer programs
#129Apparatus and audio signal processor, for providing processed audio signal representation, audio decoder, audio encoder, methods and computer programs
#130Apparatus and audio signal processor, for providing processed audio signal representation, audio decoder, methods and computer programs
#131Methods and systems for encoding frequency-domain data
#132Time scaler, audio decoder, method and a computer program using a quality control
#133Frequency-domain audio coding supporting transform length switching
#134Perceptual audio coding with adaptive non-uniform time/frequency tiling using subband merging and the time domain aliasing reduction
#135Methods and apparatus to perform audio watermarking and watermark detection and extraction
#136Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection
#137CODING DEVICE, CODING METHOD, DECODING DEVICE, DECODING METHOD, AND PROGRAM
#138INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, PROGRAM, AND INFORMATION PROCESSING METHOD
#139Systems and methods for transmission of audio information
#140Digital encapsulation of audio signals
#141Audio coder window and transform implementations
#142Systems and methods to verify values input via optical character recognition and speech recognition
#143Perceptually-based loss functions for audio encoding and decoding based on machine learning
#144Identification of fake audio content
#145Apparatus and method for generating an encoded signal or for decoding an encoded audio signal using a multi overlap portion
#146Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
#147Error concealment unit, audio decoder, and related method and computer program using characteristics of a decoded representation of a properly decoded audio frame
#148Audio coder window sizes and time-frequency transformations
#149INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD
#150Subband block based harmonic transposition
#151Methods and systems for encoding frequency-domain data
#152Parametric audio decoding
#153Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#154Jitter buffer control, audio decoder, method and computer program
#155Method and apparatus for packet loss concealment, and decoding method and apparatus employing same
#156Stereo unfold with psychoacoustic grouping phenomenon
#157Apparatus and method for encoding or decoding an audio signal using a transient-location dependent overlap
#158Harmonic transposition in an audio coding method and system
#159Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling
#160Grouping and transport of audio objects
#161Analysis/synthesis windowing function for modulated lapped transformation
#162Oversampling in a combined transposer filter bank
#163Audio file envelope based on RMS power in sequences of sub-windows
#164Analysis/synthesis windowing function for modulated lapped transformation
#165Unified speech/audio codec (USAC) processing windows sequence based mode switching
#166Method and device for obtaining amplitude of sound in sound zone
#167Methods and apparatus to perform audio watermarking and watermark detection and extraction
#168Apparatus and method for estimating an inter-channel time difference
#169Frame loss management in an FD/LPD transition context
#170Method and device for quantizing linear predictive coefficient, and method and device for dequantizing same
#171Automatic determination of timing windows for speech captions in an audio stream
#172Apparatus for decoding an encoded audio signal with frequency tile adaption
#173Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#174Downscaled decoding
#175Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal
#176Apparatus and methods for processing an audio signal
#177Apparatus and method for determining a predetermined characteristic related to an artificial bandwidth limitation processing of an audio signal
#178Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
#179Apparatus and method for generating an encoded signal or for decoding an encoded audio signal using a multi overlap portion
#180Objective quality metrics for ambisonic spatial audio
#181Multi-microphone speech separation
#182Low-complexity packet loss concealment for transcoded audio signals
#183Systems and methods for capturing noise for pattern recognition processing
#184Parametric audio decoding
#185Apparatus and method for decomposing an audio signal using a variable threshold
#186Apparatus and method for decomposing an audio signal using a ratio as a separation characteristic
#187Audio encoder and decoder using a frequency domain processor, a time domain processor, and a cross processing for continuous initialization
#188Methods and apparatus to perform windowed sliding transforms
#189Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band
#190Apparatuses and methods for encoding or decoding a multi-channel signal using frame control synchronization
#191Method and apparatus for packet loss concealment, and decoding method and apparatus employing same
#192Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
#193Permutation invariant training for talker-independent multi-talker speech separation
#194Frequency-domain audio coding supporting transform length switching
#195Audio entropy encoder/decoder for coding contexts with different frequency resolutions and transform lengths
#196Audio decoding using intermediate sampling rate
#197Multi-channel signal encoding method and encoder
#198Time domain aliasing reduction for non-uniform filterbanks which use spectral analysis followed by partial synthesis
#199Time scaler, audio decoder, method and a computer program using a quality control
#200Encoding of multiple audio signals
#201Low latency audio distribution
#202Oversampling in a combined transposer filterbank
#203Signal classifying method and device, and audio encoding method and device using same
#204Encoder, decoder and methods for signal-adaptive switching of the overlap ratio in audio transform coding
#205Method and apparatus for processing temporal envelope of audio signal, and encoder
#206Selecting channel adjustment method for inter-frame temporal shift variations
#207Temporal offset estimation
#208Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection
#209Low latency audio stream acceleration by selectively dropping and blending audio blocks
#210Digital encapsulation of audio signals
#211Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
#212Block-based audio encoding/decoding device and method therefor
#213Subband block based harmonic transposition
#214Error concealment unit, audio decoder, and related method and computer program using characteristics of a decoded representation of a properly decoded audio frame
#215Downscaled decoding
#216Integrated sensor-array processor
#217Apparatuses and methods for encoding or decoding a multi-channel signal using frame control synchronization
#218Apparatus and method for estimating an inter-channel time difference
#219Apparatus and method for encoding or decoding a multi-channel signal using a broadband alignment parameter and a plurality of narrowband alignment parameters
#220Audio coder window and transform implementations
#221Harmonic transposition in an audio coding method and system
#222Audio coder window sizes and time-frequency transformations
#223Encoding and decoding of digital audio signals using variable alphabet size
#224Sound synthesis for data sonification employing a human auditory perception eigenfunction model in Hilbert space
#225Apparatus and method for surround audio signal processing
#226Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
#227Unified speech/audio codec (USAC) windows sequence based mode switching
#228Methods and apparatus to perform audio watermarking and watermark detection and extraction
#229Audio decoder utilizing sample rate conversion for frame synchronization
#230Spread spectrum acoustic communication techniques
#231Multi channel coding
#232Device and method for processing a signal in the frequency domain
#233Apparatus and method for encoding or decoding a multi-channel signal using spectral-domain resampling
#234Jitter buffer control, audio decoder, method and computer program
#235Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band
#236Signaling processor capable of generating and synthesizing high frequency recover signal
#237Robust spectral encoding and decoding methods
#238Frame error concealment method and apparatus and error concealment scheme construction method and apparatus
#239Encoding of multiple audio signals
#240Parametric audio decoding
#241Apparatus and method for encoding or decoding audio signal with intelligent gap filling in the spectral domain
#242Subband block based harmonic transposition
#243Method for decoding audio sequences
#244Oversampling in a combined transposer filterbank
#245Method for siren detection based on audio samples
#246Method and apparatus for processing temporal envelope of audio signal, and encoder
#247Method and apparatus for determining inter-channel time difference parameter
#248Audio decoding using intermediate sampling rate
#249Signal processing method and device
#250Permutation invariant training for talker-independent multi-talker speech separation
#251Apparatus and method for encoding or decoding an audio signal using a transient-location dependent overlap
#252Automatic determination of timing windows for speech captions in an audio stream
#253Subband block based harmonic transposition
#254Integrated sensor-array processor
#255Apparatus and method for decoding an encoded audio signal with low computational resources
#256Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same
#257Multi channel coding
#258Method and apparatus for packet loss concealment, and decoding method and apparatus employing same
#259Method and apparatus for synthesizing separated sound source
#260Decoding data segments representing a time-domain data stream
#261Encoding and decoding of audio signals
#262COMMUNICATION TERMINAL DEVICE, COMMUNICATION SYSTEM, COMMUNICATION METHOD, RECORDING MEDIUM FOR TRANSMITTING SPEECH DATA
#263Frame loss management in an FD/LPD transition context
#264Method and apparatus for sending multimedia data
#265Audio signal encoding and decoding based on human auditory perception eigenfunction model in Hilbert space
#266Encoding of multiple audio signals
#267Method and device for quantizing linear predictive coefficient, and method and device for dequantizing same
#268Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
#269Method and apparatus for processing an audio signal for removing a discontinuity using an FIR filter by an audio decoder, and audio encoder
#270Audio encoder and decoder using a frequency domain processor , a time domain processor, and a cross processing for continuous initialization
#271Digital encapsulation of audio signals
#272Audio signal correction and calibration for a room environment
#273Method and apparatus for processing temporal envelope of audio signal, and encoder
#274Audio signal processing method and encoder
#275System and method for multifaceted singing analysis
#276Device and method for processing a signal in the frequency domain
#277Frame error concealment method and apparatus and error concealment scheme construction method and apparatus
#278Method and system for suppressing noise in speech signals in hearing aids and speech communication devices
#279Signal classifying method and device, and audio encoding method and device using same
#280Apparatus and method for surround audio signal processing
#281Audio encoder device and an audio decoder device having efficient gain coding in dynamic range control
#282Coding and decoding devices and methods using analysis or synthesis weighting windows for transform coding or decoding
#283Method and device for recognizing voice
#284Methods and apparatus to perform audio watermarking and watermark detection and extraction
#285Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#286Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#287Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#288Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#289Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#290Bandwidth extension system and approach
#291Audio object clustering by utilizing temporal variations of audio objects
#292Estimating a tempo metric from an audio bit-stream
#293Subband block based harmonic transposition
#294Resampling of an audio signal interrupted with a variable sampling frequency according to the frame
#295Dynamic range compression with low distortion for use in hearing aids and audio systems
#296Method and apparatus for signal extraction of audio signal
#297Methods and systems for performing signal analysis to identify content types
#298Unified speech/audio codec (USAC) processing windows sequence based mode switching
#299Transition from a transform coding/decoding to a predictive coding/decoding
#300Apparatus and method for decoding an encoded audio signal with low computational resources