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
Oversampling in a combined transposer filterbank
#302Integrated sensor-array processor
#303Adjusting audio sampling used with wideband audio
#304Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals
#305Bitstream syntax for multi-process audio decoding
#306Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
#307Method and system for speech detection
#308Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#309Digital wireless audio transmission system
#310Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
#311Method and apparatus for encoding and decoding audio signal
#312Acoustic channel-based data communications method
#313Audio signal correction and calibration for a room environment
#314Vector noise cancellation
#315Jitter buffer control, audio decoder, method and computer program
#316Time scaler, audio decoder, method and a computer program using a quality control
#317Apparatus and method for processing an audio signal using an aliasing error signal
#318Apparatus and method for processing an audio signal using a combination in an overlap range
#319Method for siren detection based on audio samples
#320Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band
#321Apparatus for decoding an encoded audio signal with frequency tile adaption
#322Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
#323Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection
#324Frequency-domain audio coding supporting transform length switching
#325Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
#326METHOD AND SYSTEM FOR KEEPING DATA SECURE
#327Method and system for matching music files with electroencephalogram
#328Apparatus and method for encoding or decoding an audio signal using a transient-location dependent overlap
#329Data carriage in encoded and pre-encoded audio bitstreams
#330ACOUSTIC SOURCE TRACKING AND SELECTION
#331Audio decoder utilizing sample rate conversion for audio and video frame synchronization
#332Apparatus and method for generating an encoded signal or for decoding an encoded audio signal using a multi overlap portion
#333Reduced digital audio sampling rates in digital audio processing chain
#334Harmonic transposition in an audio coding method and system
#335Audio decoder and decoding method using efficient downmixing
#336Audio signal processing apparatus and audio signal processing method
#337Estimation system of spectral envelopes and group delays for sound analysis and synthesis, and audio signal synthesis system
#338Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
#339Frame error concealment method and apparatus and error concealment scheme construction method and apparatus
#340Spectrum flatness control for bandwidth extension
#341Method and apparatus for classifying audio signals into fast signals and slow signals
#342Audio encoder and audio decoder using coding contexts with different frequency resolutions and transform lengths
#343Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#344Unified Speech/Audio Codec (USAC) processing windows sequence based mode switching
#345Audio signal loudness determination and modification in the frequency domain
#346Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#347Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#348Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#349Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#350Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#351Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#352Subband block based harmonic transposition
#353Audio encoder with parallel architecture
#354Robust signatures derived from local nonlinear filters
#355Enhanced chroma extraction from an audio codec
#356Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#357Encoding device and encoding method, decoding device and decoding method, and program
#358Method and apparatus for improving encoding and decoding efficiency of an audio signal
#359Adaptations of analysis or synthesis weighting windows for transform coding or decoding
#360Delay-optimized overlap transform, coding/decoding weighting windows
#361Echo modulation methods and system
#362Method and an apparatus for processing an audio signal
#363Method and an apparatus for processing an audio signal
#364Method and an apparatus for processing an audio signal
#365Method and apparatus for processing an audio signal using window transitions for coding schemes
#366Alias cancelling during audio coding mode transitions
#367Method and apparatus for processing an audio signal using window transitions for coding schemes
#368Spectral envelope coding of energy attack signal
#369Low-delay sound-encoding alternating between predictive encoding and transform encoding
#370Filtering in the transformed domain
#371Signal analyzer, signal analyzing method, signal synthesizer, signal synthesizing, windower, transformer and inverse transformer
#372Audio encoding using adaptive codebook application ranges
#373Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window
#374Speech signal encoding method and speech signal decoding method
#375Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window
#376Time warped modified transform coding of audio signals
#377Audio signal decoder, audio signal encoder, method for decoding an audio signal, method for encoding an audio signal and computer program using a pitch-dependent adaptation of a coding context
#378Digital audio synthesizer
#379Audio coding device and audio coding method, audio decoding device and audio decoding method, and program
#380Hybrid audio encoder and hybrid audio decoder which perform coding or decoding while switching between different codecs
#381Audio signal decoder, audio signal encoder, methods and computer program using a sampling rate dependent time-warp contour encoding
#382Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals
#383Audio signal encoding method and device
#384Artifact reduction in time compression
#385Bitstream syntax for multi-process audio decoding
#386Audio decoding using variable-length codebook application ranges
#387System and method of speech compression using an inter frame parameter correlation
#388Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same
#389Subband block based harmonic transposition
#390Audio signal encoder/decoder for use in low delay applications, selectively providing aliasing cancellation information while selectively switching between transform coding and celp coding of frames
#391Multi-mode audio encoder and audio decoder with spectral shaping in a linear prediction mode and in a frequency-domain mode
#392Method and an apparatus for processing an audio signal
#393Audio decoder and decoding method using efficient downmixing
#394Method, apparatus and computer program product for audio coding
#395Methods and systems for avoiding partial collapse in multi-block audio coding
#396Oversampling in a combined transposer filter bank
#397Method, apparatus and computer program for processing multi-channel signals
#398Digital audio signal compression method and apparatus
#399Method and an apparatus for processing an audio signal
#400Bandwidth extension encoder for encoding an audio signal using a window controller
#401Acoustic signal processing system, acoustic signal decoding apparatus, processing method in the system and apparatus, and program
#402Method and apparatus for downmixing multi-channel audio signals
#403Audio encoder, audio decoder, encoded audio information, methods for encoding and decoding an audio signal and computer program
#404Forward time-domain aliasing cancellation using linear-predictive filtering to cancel time reversed and zero input responses of adjacent frames
#405Audio decoder and decoding method using efficient downmixing
#406Spectrum flatness control for bandwidth extension
#407Method, apparatus and system for linear prediction coding analysis
#408Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
#409Audio signal loudness determination and modification in the frequency domain
#410Bandwidth extension system and approach
#411Audio decoder, audio encoder, method for decoding an audio signal, method for encoding an audio signal, computer program and audio signal
#412Method and apparatus for encoding and decoding excitation patterns from which the masking levels for an audio signal encoding and decoding are determined
#413Apparatus and a method for decoding an encoded audio signal
#414Bitstream syntax for multi-process audio decoding
#415Decoding apparatus, decoding method, encoding apparatus, encoding method, and editing apparatus
#416Critical sampling encoding with a predictive encoder
#417Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs
#418Audio decoding using variable-length codebook application ranges
#419Audio encoder/decoder with switching between first and second encoders/decoders using first and second framing rules
#420Audio encoding/decoding with aliasing switch for domain transforming of adjacent sub-blocks before and subsequent to windowing
#421Audio entropy encoder/decoder for coding contexts with different frequency resolutions and transform lengths
#422Time warp contour calculator, audio signal encoder, encoded audio signal representation, methods and computer program
#423Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and computer program
#424Forward time-domain aliasing cancellation with application in weighted or original signal domain
#425Audio signal decoder, time warp contour data provider, method and computer program
#426Apparatus and method for calculating bandwidth extension data using a spectral tilt controlled framing
#427MULTIMEDIA ENCODING METHOD AND DEVICE BASED ON MULTIMEDIA CONTENT CHARACTERISTICS, AND A MULTIMEDIA DECODING METHOD AND DEVICE BASED ON MULTIMEDIA
#428Harmonic transposition in an audio coding method and system
#429Robust signatures derived from local nonlinear filters
#430SPEECH REPRODUCING METHOD, SPEECH REPRODUCING DEVICE, AND COMPUTER PROGRAM
#431Transform-based coding/decoding, with adaptive windows
#432Low complexity spectral band replication (SBR) filterbanks
#433Low-complexity spectral analysis/synthesis using selectable time resolution
#434Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic
#435Digital audio signal processing method and apparatus
#436Method and an apparatus for processing an audio signal
#437Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program
#438Time warped modified transform coding of audio signals
#439Audio transform coding using pitch correction
#440Echo modulation methods and systems
#441Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
#442Methods for audio watermarking and decoding
#443Audio encoding apparatus, audio decoding apparatus, and audio encoded information transmitting apparatus
#444Low-delay transform coding using weighting windows
#445Spectral envelope coding of energy attack signal
#446Method for classifying audio signal into fast signal or slow signal
#447Audio signal coding method and decoding method
#448Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
#449Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
#450METHOD AND APPARATUS FOR ENCODING AND DECODING
#451Factorization of overlapping tranforms into two block transforms
#452SOUND FRAME LENGTH ADAPTATION
#453Methods and apparatus to perform audio watermarking and watermark detection and extraction
#454Method and system for extracting audio features from an encoded bitstream for audio classification
#455Method and device for transcoding audio signals exclduing transformation coefficients below −60 decibels
#456Methods and arrangements for a speech/audio sender and receiver
#457Method and device for the hierarchical coding of a source audio signal and corresponding decoding method and device, programs and signals
#458Embedded system to perform frame switching
#459EFFICIENT METHOD FOR REUSING SCALE FACTORS TO IMPROVE THE EFFICIENCY OF AN AUDIO ENCODER
#460Apparatus and method of processing an audio signal
#461Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
#462Apparatus and method of processing an audio signal, utilizing unique offsets associated with each coded-coefficients
#463Apparatus and method of encoding and decoding audio signals using hierarchical block switching and linear prediction coding
#464Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients
#465Variable frame offset coding
#466Apparatus and method of processing an audio signal
#467Apparatus and method of encoding and decoding audio signal
#468Apparatus and method of encoding and decoding audio signal
#469Apparatus and method of encoding and decoding audio signals
#470Apparatus and method of encoding and decoding audio signals
#471Apparatus and method of encoding and decoding audio signal
#472Apparatus and method of encoding and decoding audio signal
#473Apparatus and method of encoding and decoding audio signal
#474Apparatus and method of encoding and decoding audio signal
#475Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients
#476Apparatus and method of encoding and decoding audio signal
#477Scalable encoding and decoding of multichannel audio with up to five levels in subdivision hierarchy
#478Apparatus and method of processing an audio signal
#479Apparatus and method of encoding and decoding audio signal
#480Apparatus and method for processing an audio signal using linear prediction
#481Apparatus and method of encoding and decoding audio signal
#482Apparatus and method of encoding and decoding audio signal
#483Apparatus and method of encoding and decoding audio signal
#484Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain
#485Synchronous re-sampling based signal extraction
#486Bitstream syntax for multi-process audio decoding
#487Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
#488Reproduction device, reproduction method and computer usable medium having computer readable reproduction program emodied therein
#489Method of audio encoding
#490Audio decoding apparatus and decoding method
#491MPEG AUDIO ENCODING METHOD AND APPARATUS USING MODIFIED DISCRETE COSINE TRANSFORM
#492AUDIO ENCODING AND DECODING APPARATUS AND METHOD THEREOF
#493METHOD AND APPARATUS TO ENCODE AND/OR DECODE BY APPLYING ADAPTIVE WINDOW SIZE
#494FRAME ERROR CONCEALMENT METHOD AND APPARATUS AND ERROR CONCEALMENT SCHEME CONSTRUCTION METHOD AND APPARATUS
#495Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same
#496Analysis filterbank, synthesis filterbank, encoder, de-coder, mixer and conferencing system
#497Dual-transform coding of audio signals
#498Sound encoding device and sound encoding method
#499Audio coding
#500Audio decoding using variable-length codebook application ranges
#501Audio encoding apparatus and audio encoding method
#502Window apparatus and method
#503Time warped modified transform coding of audio signals
#504Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
#505Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
#506Optimized windows and methods therefore for gradient-descent based window optimization for linear prediction analysis in the ITU-T G.723.1 speech coding standard
#507Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard
#508Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard
#509Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard
#510Method, apparatus, and medium for classifying speech signal and method, apparatus, and medium for encoding speech signal using the same
#511Reordering coefficients for waveform coding or decoding
#512Apparatus and method of encoding and decoding audio signal
#513Apparatus and method of encoding and decoding audio signals using hierarchical block swithcing and linear prediction coding
#514Apparatus and method of processing an audio signal
#515Apparatus and method of processing an audio signal
#516Apparatus and method of processing an audio signal, utilizing a unique offset associated with each coded-coefficient
#517Apparatus and method of encoding and decoding audio signal
#518Apparatus and method of encoding and decoding audio signal
#519Apparatus and method of processing an audio signal
#520Apparatus and method of encoding and decoding audio signals using hierarchical block switching and linear prediction coding
#521Apparatus and method of encoding and decoding audio signal
#522Apparatus and method of processing an audio signal
#523Apparatus and method for processing an audio signal using linear prediction
#524Apparatus and method of encoding and decoding audio signal
#525Apparatus and method of processing an audio signal
#526Method for compression and expansion of digital audio data
#527Method and system for operating audio encoders utilizing data from overlapping audio segments
#528Filter smoothing in multi-channel audio encoding and/or decoding
#529Optimized fidelity and reduced signaling in multi-channel audio encoding
#530Audio compression using repetitive structures
#531Switching between coding schemes
#532Apparatus and method for encoding an audio signal and apparatus and method for decoding an encoded audio signal
#533Video steganography
#534Method and apparatus for non-overlapped transforming of an audio signal, method and apparatus for adaptively encoding audio signal with the transforming, method and apparatus for inverse non-overlapped transforming of an audio signal, and method and apparatus for adaptively decoding audio signal with the inverse transforming
#535Methods for audio watermarking and decoding
#536Sound data encoding apparatus and sound data decoding apparatus
#537Oversampling apparatus, decoding LSI chip, and oversampling method
#538Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching
#539Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching
#540Method of prioritizing transmission of spectral components of audio signals
#541Audio encoding with different coding frame lengths
#542Method for analyzing energy consistency to process data
#543Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
#544Fidelity-optimized variable frame length encoding
#545Audio coding
#546Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data
#547Method and related apparatus for searching the syncword of a next frame in an encoded digital signal
#548Digital audio signal compression method and apparatus
#549Video steganography
#550Encoding and decoding of overlapping audio signal values by differential encoding/decoding
#551Audio compression for low overhead decompression
#552Systems and methods for capturing noise for pattern recognition processing
#553Robust spectral encoding and decoding methods
#554Audio content fingerprinting based on two-dimensional constant Q-factor transform representation and robust audio identification for time-aligned applications
#555Interest points density control for audio matching