Patents
Sitemap › G10 - Musical instruments; Acoustics › G10L - Speech analysis or synthesis; Speech recognition; Speech or voice processing; Speech or audio coding or decoding › G10L 19 - Speech or audio signal 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
Patents for G10L 19 - Speech or audio signal 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 (31,960)
11/2014
11/06/2014US20140330413 Unordered Matching of Audio Fingerprints
11/06/2014US20140327208 Methods for Shuffling Cards and Rack Assemblies For Use In Automatic Card Shufflers
11/04/2014US8880414 Low bit rate codec
11/04/2014US8880413 Binaural spatialization of compression-encoded sound data utilizing phase shift and delay applied to each subband
11/04/2014US8880412 Method to select active channels in audio mixing for multi-party teleconferencing
11/04/2014US8880411 Critical sampling encoding with a predictive encoder
11/04/2014US8880410 Apparatus and method for generating a bandwidth extended signal
11/04/2014US8880404 Devices for adaptively encoding and decoding a watermarked signal
11/04/2014US8880401 Communication converter for converting audio information/textual information to corresponding textual information/audio information
10/2014
10/30/2014US20140324441 Method and system for encoding audio data with adaptive low frequency compensation
10/30/2014US20140324440 Detection of an Audio Signal Transient Using First and Second Maximum Norms
10/30/2014US20140324420 Noise Suppression
10/30/2014US20140324419 Method of and apparatus for evaluating intelligibility of a degraded speech signal
10/30/2014US20140324417 Method and apparatus for encoding and decoding audio signal using layered sinusoidal pulse coding
10/30/2014US20140321652 Parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder
10/28/2014US8874450 Hierarchical audio frequency encoding and decoding method and system, hierarchical frequency encoding and decoding method for transient signal
10/28/2014US8874449 Method and apparatus for downmixing multi-channel audio signals
10/28/2014US8874437 Method and apparatus for modifying an encoded signal for voice quality enhancement
10/28/2014US8873772 Process for adjusting the sound volume of a digital sound recording
10/23/2014US20140316789 Systems and methods for implementing cross-fading, interstitials and other effects downstream
10/23/2014US20140316788 Quality improvement techniques in an audio encoder
10/23/2014US20140316774 Method, Apparatus, and System for Processing Audio Data
10/23/2014US20140316772 Verification of Extracted Data
10/21/2014US8868433 Audio decoder and decoding method using efficient downmixing
10/21/2014US8868432 Audio signal bandwidth extension in CELP-based speech coder
10/21/2014US8868427 System and method for updating information in electronic calendars
10/21/2014US8868222 Audio quality estimation method, audio quality estimation apparatus, and computer readable recording medium recording a program
10/21/2014US8867753 Apparatus, method and computer program for upmixing a downmix audio signal
10/21/2014US8867752 Reconstruction of multi-channel audio data
10/21/2014US8867751 Method, medium, and system encoding/decoding a multi-channel audio signal, and method medium, and system decoding a down-mixed signal to a 2-channel signal
10/16/2014US20140310011 Enhanced Chroma Extraction from an Audio Codec
10/16/2014US20140310010 Apparatus for encoding and apparatus for decoding supporting scalable multichannel audio signal, and method for apparatuses performing same
10/16/2014US20140310009 Signal codec device and method in communication system
10/16/2014US20140310008 Method of managing a jitter buffer, and jitter buffer using same
10/16/2014US20140310007 Method and apparatus for encoding and decoding audio signal using adaptive sinusoidal coding
10/16/2014US20140310006 Method to generate audio fingerprints
10/14/2014US8863161 Method for the distribution of audio-visual information and a system for the distribution of audio-visual information
10/14/2014US8862480 Audio encoding/decoding with aliasing switch for domain transforming of adjacent sub-blocks before and subsequent to windowing
10/14/2014US8862479 Encoder, encoding system, and encoding method
10/14/2014US8862472 Speech synthesis and coding methods
10/14/2014US8862465 Determining pitch cycle energy and scaling an excitation signal
10/14/2014US8862463 Adaptive time/frequency-based audio encoding and decoding apparatuses and methods
10/14/2014US8861927 Digital media universal elementary stream
10/14/2014US8861760 Audio processing compression system using level-dependent channels
10/14/2014US8861739 Apparatus and method for generating a multichannel signal
10/14/2014US8861738 Method, medium, and system encoding/decoding multi-channel signal
10/09/2014WO2014165806A1 Layered audio coding and transmission
10/09/2014WO2014165668A1 Methods and systems for generating and interactively rendering object based audio
10/09/2014WO2014165665A1 Methods and systems for generating and rendering object based audio with conditional rendering metadata
10/09/2014WO2014165591A1 Combining of results from multiple decoders
10/09/2014WO2014165326A1 Methods and systems for interactive rendering of object based audio
10/09/2014WO2014164138A1 Down-mixing compensation for audio watermarking
10/09/2014WO2014161996A2 Audio processing system
10/09/2014WO2014161995A1 Audio encoder and decoder for interleaved waveform coding
10/09/2014WO2014161994A2 Advanced quantizer
10/09/2014WO2014161993A1 Stereo audio encoder and decoder
10/09/2014WO2014161992A1 Audio encoder and decoder
10/09/2014WO2014161991A2 Audio encoder and decoder
10/09/2014WO2014161990A1 Audio encoder and decoder
10/09/2014WO2014161785A1 Method and apparatus for determining watermark symbols in a received audio signal that can contain echoes, reverberation and/or noise
10/09/2014US20140304068 System and method for providing inaudible codes and corresponding information to users via their computing devices
10/09/2014US20140303985 Methods and apparatuses for encoding and decoding object-based audio signals
10/09/2014US20140303984 Layered audio coding and transmission
10/09/2014US20140303967 Method and device for quantizing voice signals in a band-selective manner
10/09/2014US20140303965 Method for encoding voice signal, method for decoding voice signal, and apparatus using same
10/09/2014CA2875367A1 Down-mixing compensation for audio watermarking
10/08/2014EP2787504A1 Method and Apparatus for determining watermark symbols in a received audio signal that can contain echoes, reverberation and/or noise
10/08/2014EP2787503A1 Method and system of audio signal watermarking
10/08/2014EP2786552A1 Method to select active channels in audio mixing for multi-party teleconferencing
10/08/2014EP2786377A2 Enhanced chroma extraction from an audio codec
10/08/2014EP2786375A1 Real-time quality monitoring of speech and audio signals in noisy reverberant environments for teleconferencing systems
10/08/2014EP2786374A2 Apparatus and method for merging geometry-based spatial audio coding streams
10/07/2014US8856049 Audio signal classification by shape parameter estimation for a plurality of audio signal samples
10/07/2014US8856012 Apparatus and method of encoding and decoding signals
10/07/2014US8856011 Excitation signal bandwidth extension
10/07/2014US8855322 Loudness maximization with constrained loudspeaker excursion
10/07/2014US8854552 Object-based audio-visual terminal and bitstream structure
10/02/2014WO2014160895A1 Metadata driven dynamic range control
10/02/2014WO2014160849A2 Metadata for loudness and dynamic range control
10/02/2014WO2014160717A1 Using single bitstream to produce tailored audio device mixes
10/02/2014WO2014159898A1 Methods and apparatuses for generating and using low-resolution preview tracks with high-quality encoded object and multichannel audio signals
10/02/2014WO2014154989A1 Optimised mixing of audio streams encoded by sub-band encoding
10/02/2014WO2014154988A1 Optimized partial mixing of audio streams encoded by sub-band encoding
10/02/2014US20140297296 Audio object encoding and decoding
10/02/2014US20140297295 Cross Product Enhanced Harmonic Transposition
10/02/2014US20140297294 Methods and Apparatuses for Encoding and Decoding Object-Based Audio Signals
10/02/2014US20140297293 Apparatus, method and computer program for avoiding clipping artefacts
10/02/2014US20140297292 System and method for increasing transmission bandwidth efficiency ("ebt2")
10/02/2014US20140297291 Metadata driven dynamic range control
10/02/2014US20140297290 Apparatus and method for decoding audio data
10/02/2014US20140297271 Speech signal encoding/decoding method and apparatus
10/02/2014US20140297270 Signal processing apparatus and signal processing method
10/02/2014US20140294181 Orthogonal transform apparatus, orthogonal transform method, orthogonal transform computer program, and audio decoding apparatus
10/02/2014US20140291407 Data carrier provided with at least two decoding stages
10/01/2014EP2784777A1 Audio signal correction device and method for correcting audio signal
10/01/2014EP2784776A1 Orthogonal transform apparatus, orthogonal transform method, orthogonal transform computer program, and audio decoding apparatus
10/01/2014EP2784775A1 Speech signal encoding/decoding method and apparatus
10/01/2014EP2784691A2 Orthogonal transform apparatus, method and computer program, and audio decoding apparatus
10/01/2014EP2783366A1 Method and system for generating an audio metadata quality score
09/2014
09/30/2014US8849678 Method, medium, and apparatus encoding and/or decoding multichannel audio signals
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