SG10201605609PA - Multichannel Audio Coding - Google Patents
Multichannel Audio CodingInfo
- Publication number
- SG10201605609PA SG10201605609PA SG10201605609PA SG10201605609PA SG10201605609PA SG 10201605609P A SG10201605609P A SG 10201605609PA SG 10201605609P A SG10201605609P A SG 10201605609PA SG 10201605609P A SG10201605609P A SG 10201605609PA SG 10201605609P A SG10201605609P A SG 10201605609PA
- Authority
- SG
- Singapore
- Prior art keywords
- spatial parameters
- signal
- time resolution
- resolution
- channels
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/04—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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/02—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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/02—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
- G10L19/0204—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 using subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/02—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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
- G10L19/025—Detection of transients or attacks for time/frequency resolution switching
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—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
- G10L19/04—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
- G10L19/26—Pre-filtering or post-filtering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Stereo-Broadcasting Methods (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54936804P | 2004-03-01 | 2004-03-01 | |
US57997404P | 2004-06-14 | 2004-06-14 | |
US58825604P | 2004-07-14 | 2004-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG10201605609PA true SG10201605609PA (en) | 2016-08-30 |
Family
ID=34923263
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10201605609PA SG10201605609PA (en) | 2004-03-01 | 2005-02-28 | Multichannel Audio Coding |
SG10202004688SA SG10202004688SA (en) | 2004-03-01 | 2005-02-28 | Multichannel Audio Coding |
SG200900435-9A SG149871A1 (en) | 2004-03-01 | 2005-02-28 | Multichannel audio coding |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10202004688SA SG10202004688SA (en) | 2004-03-01 | 2005-02-28 | Multichannel Audio Coding |
SG200900435-9A SG149871A1 (en) | 2004-03-01 | 2005-02-28 | Multichannel audio coding |
Country Status (17)
Country | Link |
---|---|
US (18) | US8983834B2 (ja) |
EP (4) | EP2065885B1 (ja) |
JP (1) | JP4867914B2 (ja) |
KR (1) | KR101079066B1 (ja) |
CN (3) | CN102169693B (ja) |
AT (4) | ATE390683T1 (ja) |
AU (2) | AU2005219956B2 (ja) |
BR (1) | BRPI0508343B1 (ja) |
CA (11) | CA2556575C (ja) |
DE (3) | DE602005014288D1 (ja) |
ES (1) | ES2324926T3 (ja) |
HK (4) | HK1092580A1 (ja) |
IL (1) | IL177094A (ja) |
MY (1) | MY145083A (ja) |
SG (3) | SG10201605609PA (ja) |
TW (3) | TWI397902B (ja) |
WO (1) | WO2005086139A1 (ja) |
Families Citing this family (273)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7644282B2 (en) | 1998-05-28 | 2010-01-05 | Verance Corporation | Pre-processed information embedding system |
US6737957B1 (en) | 2000-02-16 | 2004-05-18 | Verance Corporation | Remote control signaling using audio watermarks |
US7461002B2 (en) | 2001-04-13 | 2008-12-02 | Dolby Laboratories Licensing Corporation | Method for time aligning audio signals using characterizations based on auditory events |
US7711123B2 (en) * | 2001-04-13 | 2010-05-04 | Dolby Laboratories Licensing Corporation | Segmenting audio signals into auditory events |
US7610205B2 (en) | 2002-02-12 | 2009-10-27 | Dolby Laboratories Licensing Corporation | High quality time-scaling and pitch-scaling of audio signals |
US7283954B2 (en) | 2001-04-13 | 2007-10-16 | Dolby Laboratories Licensing Corporation | Comparing audio using characterizations based on auditory events |
US6934677B2 (en) | 2001-12-14 | 2005-08-23 | Microsoft Corporation | Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands |
US7240001B2 (en) | 2001-12-14 | 2007-07-03 | Microsoft Corporation | Quality improvement techniques in an audio encoder |
US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
EP2782337A3 (en) | 2002-10-15 | 2014-11-26 | Verance Corporation | Media monitoring, management and information system |
US7369677B2 (en) * | 2005-04-26 | 2008-05-06 | Verance Corporation | System reactions to the detection of embedded watermarks in a digital host content |
US20060239501A1 (en) | 2005-04-26 | 2006-10-26 | Verance Corporation | Security enhancements of digital watermarks for multi-media content |
US7460990B2 (en) | 2004-01-23 | 2008-12-02 | Microsoft Corporation | Efficient coding of digital media spectral data using wide-sense perceptual similarity |
ATE390683T1 (de) | 2004-03-01 | 2008-04-15 | Dolby Lab Licensing Corp | Mehrkanalige audiocodierung |
BRPI0513255B1 (pt) * | 2004-07-14 | 2019-06-25 | Koninklijke Philips Electronics N.V. | Dispositivo e método para converter um primeiro número de canais de áudio de entrada em um segundo número de canais de áudio de saída, sistema de áudio, e, meio de armazenamento legível por computador |
US7508947B2 (en) * | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
TWI393121B (zh) | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式 |
TWI393120B (zh) * | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式 |
US8090120B2 (en) | 2004-10-26 | 2012-01-03 | Dolby Laboratories Licensing Corporation | Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
SE0402652D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
SE0402651D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods for interpolation and parameter signalling |
US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
DE102005014477A1 (de) | 2005-03-30 | 2006-10-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Datenstroms und zum Erzeugen einer Multikanal-Darstellung |
US7983922B2 (en) | 2005-04-15 | 2011-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing |
US7418394B2 (en) * | 2005-04-28 | 2008-08-26 | Dolby Laboratories Licensing Corporation | Method and system for operating audio encoders utilizing data from overlapping audio segments |
JP4988717B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
WO2006126843A2 (en) | 2005-05-26 | 2006-11-30 | Lg Electronics Inc. | Method and apparatus for decoding audio signal |
WO2006132857A2 (en) * | 2005-06-03 | 2006-12-14 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
US8020004B2 (en) | 2005-07-01 | 2011-09-13 | Verance Corporation | Forensic marking using a common customization function |
US8781967B2 (en) | 2005-07-07 | 2014-07-15 | Verance Corporation | Watermarking in an encrypted domain |
ES2356492T3 (es) * | 2005-07-22 | 2011-04-08 | France Telecom | Método de conmutación de tasa de transmisión en decodificación de audio escalable en tasa de transmisión y ancho de banda. |
TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
US7917358B2 (en) * | 2005-09-30 | 2011-03-29 | Apple Inc. | Transient detection by power weighted average |
WO2007040365A1 (en) * | 2005-10-05 | 2007-04-12 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
KR100857120B1 (ko) * | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
US7974713B2 (en) | 2005-10-12 | 2011-07-05 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Temporal and spatial shaping of multi-channel audio signals |
US7970072B2 (en) | 2005-10-13 | 2011-06-28 | Lg Electronics Inc. | Method and apparatus for processing a signal |
KR20070041398A (ko) * | 2005-10-13 | 2007-04-18 | 엘지전자 주식회사 | 신호 처리 방법 및 신호 처리 장치 |
US20080255859A1 (en) * | 2005-10-20 | 2008-10-16 | Lg Electronics, Inc. | Method for Encoding and Decoding Multi-Channel Audio Signal and Apparatus Thereof |
US8620644B2 (en) * | 2005-10-26 | 2013-12-31 | Qualcomm Incorporated | Encoder-assisted frame loss concealment techniques for audio coding |
US7676360B2 (en) * | 2005-12-01 | 2010-03-09 | Sasken Communication Technologies Ltd. | Method for scale-factor estimation in an audio encoder |
TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
US8208641B2 (en) | 2006-01-19 | 2012-06-26 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
US7953604B2 (en) * | 2006-01-20 | 2011-05-31 | Microsoft Corporation | Shape and scale parameters for extended-band frequency coding |
US7831434B2 (en) * | 2006-01-20 | 2010-11-09 | Microsoft Corporation | Complex-transform channel coding with extended-band frequency coding |
US8190425B2 (en) * | 2006-01-20 | 2012-05-29 | Microsoft Corporation | Complex cross-correlation parameters for multi-channel audio |
JP4951985B2 (ja) * | 2006-01-30 | 2012-06-13 | ソニー株式会社 | 音声信号処理装置、音声信号処理システム、プログラム |
US8285556B2 (en) | 2006-02-07 | 2012-10-09 | Lg Electronics Inc. | Apparatus and method for encoding/decoding signal |
DE102006062774B4 (de) * | 2006-02-09 | 2008-08-28 | Infineon Technologies Ag | Vorrichtung und Verfahren zur Detektion von Audio-Signalrahmen |
TW200742275A (en) * | 2006-03-21 | 2007-11-01 | Dolby Lab Licensing Corp | Low bit rate audio encoding and decoding in which multiple channels are represented by fewer channels and auxiliary information |
ES2362920T3 (es) * | 2006-03-28 | 2011-07-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Método mejorado para la conformación de señales en reconstrucción de audio multicanal. |
TWI517562B (zh) | 2006-04-04 | 2016-01-11 | 杜比實驗室特許公司 | 用於將多聲道音訊信號之全面感知響度縮放一期望量的方法、裝置及電腦程式 |
EP1845699B1 (en) | 2006-04-13 | 2009-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal decorrelator |
MY141426A (en) | 2006-04-27 | 2010-04-30 | Dolby Lab Licensing Corp | Audio gain control using specific-loudness-based auditory event detection |
EP1853092B1 (en) * | 2006-05-04 | 2011-10-05 | LG Electronics, Inc. | Enhancing stereo audio with remix capability |
JP5232791B2 (ja) | 2006-10-12 | 2013-07-10 | エルジー エレクトロニクス インコーポレイティド | ミックス信号処理装置及びその方法 |
US8849433B2 (en) | 2006-10-20 | 2014-09-30 | Dolby Laboratories Licensing Corporation | Audio dynamics processing using a reset |
EP2092516A4 (en) | 2006-11-15 | 2010-01-13 | Lg Electronics Inc | METHOD AND APPARATUS FOR AUDIO SIGNAL DECODING |
EP2122613B1 (en) | 2006-12-07 | 2019-01-30 | LG Electronics Inc. | A method and an apparatus for processing an audio signal |
CN101632117A (zh) | 2006-12-07 | 2010-01-20 | Lg电子株式会社 | 用于解码音频信号的方法和装置 |
EP2595152A3 (en) * | 2006-12-27 | 2013-11-13 | Electronics and Telecommunications Research Institute | Transkoding apparatus |
US8200351B2 (en) * | 2007-01-05 | 2012-06-12 | STMicroelectronics Asia PTE., Ltd. | Low power downmix energy equalization in parametric stereo encoders |
WO2008100503A2 (en) * | 2007-02-12 | 2008-08-21 | Dolby Laboratories Licensing Corporation | Improved ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners |
JP5530720B2 (ja) | 2007-02-26 | 2014-06-25 | ドルビー ラボラトリーズ ライセンシング コーポレイション | エンターテイメントオーディオにおける音声強調方法、装置、およびコンピュータ読取り可能な記録媒体 |
DE102007018032B4 (de) | 2007-04-17 | 2010-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Erzeugung dekorrelierter Signale |
AU2008243406B2 (en) | 2007-04-26 | 2011-08-25 | Dolby International Ab | Apparatus and method for synthesizing an output signal |
ES2593822T3 (es) * | 2007-06-08 | 2016-12-13 | Lg Electronics Inc. | Método y aparato para procesar una señal de audio |
US7953188B2 (en) * | 2007-06-25 | 2011-05-31 | Broadcom Corporation | Method and system for rate>1 SFBC/STBC using hybrid maximum likelihood (ML)/minimum mean squared error (MMSE) estimation |
US7885819B2 (en) | 2007-06-29 | 2011-02-08 | Microsoft Corporation | Bitstream syntax for multi-process audio decoding |
BRPI0813723B1 (pt) | 2007-07-13 | 2020-02-04 | Dolby Laboratories Licensing Corp | método para controlar o nível de intensidade do som de eventos auditivos, memória legível por computador não transitória, sistema de computador e aparelho |
US8135230B2 (en) * | 2007-07-30 | 2012-03-13 | Dolby Laboratories Licensing Corporation | Enhancing dynamic ranges of images |
US8385556B1 (en) * | 2007-08-17 | 2013-02-26 | Dts, Inc. | Parametric stereo conversion system and method |
WO2009045649A1 (en) * | 2007-08-20 | 2009-04-09 | Neural Audio Corporation | Phase decorrelation for audio processing |
US9495971B2 (en) | 2007-08-27 | 2016-11-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Transient detector and method for supporting encoding of an audio signal |
BRPI0816557B1 (pt) * | 2007-10-17 | 2020-02-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Codificação de áudio usando upmix |
EP2238589B1 (en) * | 2007-12-09 | 2017-10-25 | LG Electronics Inc. | A method and an apparatus for processing a signal |
KR101597375B1 (ko) | 2007-12-21 | 2016-02-24 | 디티에스 엘엘씨 | 오디오 신호의 인지된 음량을 조절하기 위한 시스템 |
CA2710741A1 (en) | 2008-01-01 | 2009-07-09 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
KR101449434B1 (ko) * | 2008-03-04 | 2014-10-13 | 삼성전자주식회사 | 복수의 가변장 부호 테이블을 이용한 멀티 채널 오디오를부호화/복호화하는 방법 및 장치 |
JP5336522B2 (ja) | 2008-03-10 | 2013-11-06 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ | 瞬間的事象を有する音声信号の操作装置および操作方法 |
US8386267B2 (en) * | 2008-03-19 | 2013-02-26 | Panasonic Corporation | Stereo signal encoding device, stereo signal decoding device and methods for them |
KR20090110242A (ko) * | 2008-04-17 | 2009-10-21 | 삼성전자주식회사 | 오디오 신호를 처리하는 방법 및 장치 |
KR101599875B1 (ko) * | 2008-04-17 | 2016-03-14 | 삼성전자주식회사 | 멀티미디어의 컨텐트 특성에 기반한 멀티미디어 부호화 방법 및 장치, 멀티미디어의 컨텐트 특성에 기반한 멀티미디어 복호화 방법 및 장치 |
US8605914B2 (en) * | 2008-04-17 | 2013-12-10 | Waves Audio Ltd. | Nonlinear filter for separation of center sounds in stereophonic audio |
KR20090110244A (ko) * | 2008-04-17 | 2009-10-21 | 삼성전자주식회사 | 오디오 시맨틱 정보를 이용한 오디오 신호의 부호화/복호화 방법 및 그 장치 |
KR101061129B1 (ko) * | 2008-04-24 | 2011-08-31 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
US8060042B2 (en) | 2008-05-23 | 2011-11-15 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
US8630848B2 (en) | 2008-05-30 | 2014-01-14 | Digital Rise Technology Co., Ltd. | Audio signal transient detection |
WO2009146734A1 (en) * | 2008-06-03 | 2009-12-10 | Nokia Corporation | Multi-channel audio coding |
US8355921B2 (en) * | 2008-06-13 | 2013-01-15 | Nokia Corporation | Method, apparatus and computer program product for providing improved audio processing |
US8259938B2 (en) | 2008-06-24 | 2012-09-04 | Verance Corporation | Efficient and secure forensic marking in compressed |
JP5110529B2 (ja) * | 2008-06-27 | 2012-12-26 | 日本電気株式会社 | 物標探査装置、物標探査プログラム及び物標探査方法 |
EP2144229A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Efficient use of phase information in audio encoding and decoding |
KR101428487B1 (ko) | 2008-07-11 | 2014-08-08 | 삼성전자주식회사 | 멀티 채널 부호화 및 복호화 방법 및 장치 |
KR101381513B1 (ko) | 2008-07-14 | 2014-04-07 | 광운대학교 산학협력단 | 음성/음악 통합 신호의 부호화/복호화 장치 |
EP2154911A1 (en) | 2008-08-13 | 2010-02-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | An apparatus for determining a spatial output multi-channel audio signal |
EP2154910A1 (en) * | 2008-08-13 | 2010-02-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for merging spatial audio streams |
EP2169664A3 (en) * | 2008-09-25 | 2010-04-07 | LG Electronics Inc. | A method and an apparatus for processing a signal |
KR101108061B1 (ko) * | 2008-09-25 | 2012-01-25 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치 |
WO2010036059A2 (en) | 2008-09-25 | 2010-04-01 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
EP2175670A1 (en) * | 2008-10-07 | 2010-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Binaural rendering of a multi-channel audio signal |
KR101600352B1 (ko) | 2008-10-30 | 2016-03-07 | 삼성전자주식회사 | 멀티 채널 신호의 부호화/복호화 장치 및 방법 |
JP5317176B2 (ja) * | 2008-11-07 | 2013-10-16 | 日本電気株式会社 | 物体探査装置及び物体探査プログラム、物体探査方法 |
JP5317177B2 (ja) * | 2008-11-07 | 2013-10-16 | 日本電気株式会社 | 目標物探知装置及び目標物探知制御プログラム、目標物探知方法 |
JP5309944B2 (ja) * | 2008-12-11 | 2013-10-09 | 富士通株式会社 | オーディオ復号装置、方法、及びプログラム |
EP2374123B1 (fr) * | 2008-12-15 | 2019-04-10 | Orange | Codage perfectionne de signaux audionumeriques multicanaux |
TWI449442B (zh) * | 2009-01-14 | 2014-08-11 | Dolby Lab Licensing Corp | 用於無回授之頻域主動矩陣解碼的方法與系統 |
EP2214162A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Upmixer, method and computer program for upmixing a downmix audio signal |
EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
US8892052B2 (en) * | 2009-03-03 | 2014-11-18 | Agency For Science, Technology And Research | Methods for determining whether a signal includes a wanted signal and apparatuses configured to determine whether a signal includes a wanted signal |
US8666752B2 (en) | 2009-03-18 | 2014-03-04 | Samsung Electronics Co., Ltd. | Apparatus and method for encoding and decoding multi-channel signal |
MY160545A (en) * | 2009-04-08 | 2017-03-15 | Fraunhofer-Gesellschaft Zur Frderung Der Angewandten Forschung E V | Apparatus, method and computer program for upmixing a downmix audio signal using a phase value smoothing |
CN102307323B (zh) * | 2009-04-20 | 2013-12-18 | 华为技术有限公司 | 对多声道信号的声道延迟参数进行修正的方法 |
CN101533641B (zh) | 2009-04-20 | 2011-07-20 | 华为技术有限公司 | 对多声道信号的声道延迟参数进行修正的方法和装置 |
CN101556799B (zh) * | 2009-05-14 | 2013-08-28 | 华为技术有限公司 | 一种音频解码方法和音频解码器 |
WO2011013381A1 (ja) | 2009-07-31 | 2011-02-03 | パナソニック株式会社 | 符号化装置および復号装置 |
US8538042B2 (en) | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
KR101599884B1 (ko) * | 2009-08-18 | 2016-03-04 | 삼성전자주식회사 | 멀티 채널 오디오 디코딩 방법 및 장치 |
CN102667921B (zh) | 2009-10-20 | 2014-09-10 | 弗兰霍菲尔运输应用研究公司 | 音频编码器、音频解码器、用于将音频信息编码的方法、用于将音频信息解码的方法 |
BR122020007866B1 (pt) * | 2009-10-21 | 2021-06-01 | Dolby International Ab | Sistema configurado para gerar um componente de alta frequência de um sinal de áudio, método para gerar um componente de alta frequência de um sinal de áudio e método para projetar um transpositor de harmônicos |
KR20110049068A (ko) * | 2009-11-04 | 2011-05-12 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화/복호화 장치 및 방법 |
DE102009052992B3 (de) * | 2009-11-12 | 2011-03-17 | Institut für Rundfunktechnik GmbH | Verfahren zum Abmischen von Mikrofonsignalen einer Tonaufnahme mit mehreren Mikrofonen |
US9324337B2 (en) * | 2009-11-17 | 2016-04-26 | Dolby Laboratories Licensing Corporation | Method and system for dialog enhancement |
CA2779388C (en) * | 2009-12-16 | 2015-11-10 | Dolby International Ab | Sbr bitstream parameter downmix |
FR2954640B1 (fr) * | 2009-12-23 | 2012-01-20 | Arkamys | Procede d'optimisation de la reception stereo pour radio analogique et recepteur de radio analogique associe |
MX2012008075A (es) | 2010-01-12 | 2013-12-16 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, metodo para codificar e informacion de audio, metodo para decodificar una informacion de audio y programa de computacion utilizando una modificacion de una representacion de un numero de un valor de contexto numerico previo. |
US9025776B2 (en) * | 2010-02-01 | 2015-05-05 | Rensselaer Polytechnic Institute | Decorrelating audio signals for stereophonic and surround sound using coded and maximum-length-class sequences |
TWI557723B (zh) | 2010-02-18 | 2016-11-11 | 杜比實驗室特許公司 | 解碼方法及系統 |
US8428209B2 (en) * | 2010-03-02 | 2013-04-23 | Vt Idirect, Inc. | System, apparatus, and method of frequency offset estimation and correction for mobile remotes in a communication network |
JP5604933B2 (ja) * | 2010-03-30 | 2014-10-15 | 富士通株式会社 | ダウンミクス装置およびダウンミクス方法 |
KR20110116079A (ko) | 2010-04-17 | 2011-10-25 | 삼성전자주식회사 | 멀티 채널 신호의 부호화/복호화 장치 및 방법 |
WO2012006770A1 (en) * | 2010-07-12 | 2012-01-19 | Huawei Technologies Co., Ltd. | Audio signal generator |
JP6075743B2 (ja) * | 2010-08-03 | 2017-02-08 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
SG187950A1 (en) * | 2010-08-25 | 2013-03-28 | Fraunhofer Ges Forschung | Apparatus for generating a decorrelated signal using transmitted phase information |
US8838977B2 (en) | 2010-09-16 | 2014-09-16 | Verance Corporation | Watermark extraction and content screening in a networked environment |
KR101697550B1 (ko) * | 2010-09-16 | 2017-02-02 | 삼성전자주식회사 | 멀티채널 오디오 대역폭 확장 장치 및 방법 |
WO2012037515A1 (en) | 2010-09-17 | 2012-03-22 | Xiph. Org. | Methods and systems for adaptive time-frequency resolution in digital data coding |
WO2012040898A1 (en) * | 2010-09-28 | 2012-04-05 | Huawei Technologies Co., Ltd. | Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal |
JP5533502B2 (ja) * | 2010-09-28 | 2014-06-25 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム |
EP2975610B1 (en) | 2010-11-22 | 2019-04-24 | Ntt Docomo, Inc. | Audio encoding device and method |
TWI800092B (zh) * | 2010-12-03 | 2023-04-21 | 美商杜比實驗室特許公司 | 音頻解碼裝置、音頻解碼方法及音頻編碼方法 |
EP2464146A1 (en) * | 2010-12-10 | 2012-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decomposing an input signal using a pre-calculated reference curve |
EP2477188A1 (en) * | 2011-01-18 | 2012-07-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of slot positions of events in an audio signal frame |
WO2012122297A1 (en) * | 2011-03-07 | 2012-09-13 | Xiph. Org. | Methods and systems for avoiding partial collapse in multi-block audio coding |
US8838442B2 (en) | 2011-03-07 | 2014-09-16 | Xiph.org Foundation | Method and system for two-step spreading for tonal artifact avoidance in audio coding |
WO2012122299A1 (en) | 2011-03-07 | 2012-09-13 | Xiph. Org. | Bit allocation and partitioning in gain-shape vector quantization for audio coding |
US9408010B2 (en) | 2011-05-26 | 2016-08-02 | Koninklijke Philips N.V. | Audio system and method therefor |
US9129607B2 (en) | 2011-06-28 | 2015-09-08 | Adobe Systems Incorporated | Method and apparatus for combining digital signals |
WO2013002696A1 (en) * | 2011-06-30 | 2013-01-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Transform audio codec and methods for encoding and decoding a time segment of an audio signal |
US8923548B2 (en) | 2011-11-03 | 2014-12-30 | Verance Corporation | Extraction of embedded watermarks from a host content using a plurality of tentative watermarks |
US8682026B2 (en) | 2011-11-03 | 2014-03-25 | Verance Corporation | Efficient extraction of embedded watermarks in the presence of host content distortions |
US8533481B2 (en) | 2011-11-03 | 2013-09-10 | Verance Corporation | Extraction of embedded watermarks from a host content based on extrapolation techniques |
US8615104B2 (en) | 2011-11-03 | 2013-12-24 | Verance Corporation | Watermark extraction based on tentative watermarks |
US8745403B2 (en) | 2011-11-23 | 2014-06-03 | Verance Corporation | Enhanced content management based on watermark extraction records |
US9547753B2 (en) | 2011-12-13 | 2017-01-17 | Verance Corporation | Coordinated watermarking |
US9323902B2 (en) | 2011-12-13 | 2016-04-26 | Verance Corporation | Conditional access using embedded watermarks |
WO2013106322A1 (en) * | 2012-01-11 | 2013-07-18 | Dolby Laboratories Licensing Corporation | Simultaneous broadcaster -mixed and receiver -mixed supplementary audio services |
WO2013150341A1 (en) | 2012-04-05 | 2013-10-10 | Nokia Corporation | Flexible spatial audio capture apparatus |
US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
US9571606B2 (en) | 2012-08-31 | 2017-02-14 | Verance Corporation | Social media viewing system |
JP6258206B2 (ja) | 2012-09-07 | 2018-01-10 | サターン ライセンシング エルエルシーSaturn Licensing LLC | 送信装置、送信方法、受信装置および受信方法 |
US8726304B2 (en) | 2012-09-13 | 2014-05-13 | Verance Corporation | Time varying evaluation of multimedia content |
US8869222B2 (en) | 2012-09-13 | 2014-10-21 | Verance Corporation | Second screen content |
US9106964B2 (en) | 2012-09-13 | 2015-08-11 | Verance Corporation | Enhanced content distribution using advertisements |
US9269363B2 (en) * | 2012-11-02 | 2016-02-23 | Dolby Laboratories Licensing Corporation | Audio data hiding based on perceptual masking and detection based on code multiplexing |
WO2014126688A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
JP6046274B2 (ja) | 2013-02-14 | 2016-12-14 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 上方混合されたオーディオ信号のチャネル間コヒーレンスの制御方法 |
TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
TWI618051B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
US9191516B2 (en) * | 2013-02-20 | 2015-11-17 | Qualcomm Incorporated | Teleconferencing using steganographically-embedded audio data |
US9262793B2 (en) | 2013-03-14 | 2016-02-16 | Verance Corporation | Transactional video marking system |
US9786286B2 (en) * | 2013-03-29 | 2017-10-10 | Dolby Laboratories Licensing Corporation | Methods and apparatuses for generating and using low-resolution preview tracks with high-quality encoded object and multichannel audio signals |
EP2982139A4 (en) | 2013-04-04 | 2016-11-23 | Nokia Technologies Oy | AUDIOVISUAL PROCESSING APPARATUS |
BR112015025009B1 (pt) * | 2013-04-05 | 2021-12-21 | Dolby International Ab | Unidades de quantização e quantização inversa, codificador e decodificador, métodos para quantizar e dequantizar |
KR20230020553A (ko) | 2013-04-05 | 2023-02-10 | 돌비 인터네셔널 에이비 | 스테레오 오디오 인코더 및 디코더 |
TWI546799B (zh) * | 2013-04-05 | 2016-08-21 | 杜比國際公司 | 音頻編碼器及解碼器 |
EP2997573A4 (en) | 2013-05-17 | 2017-01-18 | Nokia Technologies OY | Spatial object oriented audio apparatus |
CN110223702B (zh) * | 2013-05-24 | 2023-04-11 | 杜比国际公司 | 音频解码系统和重构方法 |
JP6305694B2 (ja) * | 2013-05-31 | 2018-04-04 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
JP6216553B2 (ja) * | 2013-06-27 | 2017-10-18 | クラリオン株式会社 | 伝搬遅延補正装置及び伝搬遅延補正方法 |
WO2015000819A1 (en) | 2013-07-05 | 2015-01-08 | Dolby International Ab | Enhanced soundfield coding using parametric component generation |
FR3008533A1 (fr) * | 2013-07-12 | 2015-01-16 | Orange | Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences |
EP2830332A3 (en) | 2013-07-22 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration |
PL3022949T3 (pl) | 2013-07-22 | 2018-04-30 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audio |
EP2830065A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency |
EP2830336A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Renderer controlled spatial upmix |
EP2838086A1 (en) | 2013-07-22 | 2015-02-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment |
EP2830333A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals |
US9251549B2 (en) | 2013-07-23 | 2016-02-02 | Verance Corporation | Watermark extractor enhancements based on payload ranking |
US9489952B2 (en) * | 2013-09-11 | 2016-11-08 | Bally Gaming, Inc. | Wagering game having seamless looping of compressed audio |
CN105531761B (zh) | 2013-09-12 | 2019-04-30 | 杜比国际公司 | 音频解码系统和音频编码系统 |
EP3806498B1 (en) | 2013-09-17 | 2023-08-30 | Wilus Institute of Standards and Technology Inc. | Method and apparatus for processing audio signal |
TWI557724B (zh) | 2013-09-27 | 2016-11-11 | 杜比實驗室特許公司 | 用於將 n 聲道音頻節目編碼之方法、用於恢復 n 聲道音頻節目的 m 個聲道之方法、被配置成將 n 聲道音頻節目編碼之音頻編碼器及被配置成執行 n 聲道音頻節目的恢復之解碼器 |
RU2641463C2 (ru) | 2013-10-21 | 2018-01-17 | Долби Интернэшнл Аб | Структура декоррелятора для параметрического восстановления звуковых сигналов |
EP2866227A1 (en) * | 2013-10-22 | 2015-04-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder |
CN105874819B (zh) | 2013-10-22 | 2018-04-10 | 韩国电子通信研究院 | 生成用于音频信号的滤波器的方法及其参数化装置 |
US9208334B2 (en) | 2013-10-25 | 2015-12-08 | Verance Corporation | Content management using multiple abstraction layers |
KR101627661B1 (ko) | 2013-12-23 | 2016-06-07 | 주식회사 윌러스표준기술연구소 | 오디오 신호 처리 방법, 이를 위한 파라메터화 장치 및 오디오 신호 처리 장치 |
CN103730112B (zh) * | 2013-12-25 | 2016-08-31 | 讯飞智元信息科技有限公司 | 语音多信道模拟与采集方法 |
US9564136B2 (en) * | 2014-03-06 | 2017-02-07 | Dts, Inc. | Post-encoding bitrate reduction of multiple object audio |
WO2015138798A1 (en) | 2014-03-13 | 2015-09-17 | Verance Corporation | Interactive content acquisition using embedded codes |
CN106105269B (zh) | 2014-03-19 | 2018-06-19 | 韦勒斯标准与技术协会公司 | 音频信号处理方法和设备 |
CN108307272B (zh) | 2014-04-02 | 2021-02-02 | 韦勒斯标准与技术协会公司 | 音频信号处理方法和设备 |
WO2015170539A1 (ja) * | 2014-05-08 | 2015-11-12 | 株式会社村田製作所 | 樹脂多層基板およびその製造方法 |
CN106663434B (zh) * | 2014-06-27 | 2021-09-28 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法 |
KR20240050436A (ko) * | 2014-06-27 | 2024-04-18 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 장치 |
EP2980801A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for estimating noise in an audio signal, noise estimator, audio encoder, audio decoder, and system for transmitting audio signals |
MY179448A (en) | 2014-10-02 | 2020-11-06 | Dolby Int Ab | Decoding method and decoder for dialog enhancement |
US9609451B2 (en) * | 2015-02-12 | 2017-03-28 | Dts, Inc. | Multi-rate system for audio processing |
WO2016135329A1 (en) * | 2015-02-27 | 2016-09-01 | Auro Technologies | Encoding and decoding digital data sets |
US9554207B2 (en) | 2015-04-30 | 2017-01-24 | Shure Acquisition Holdings, Inc. | Offset cartridge microphones |
US9565493B2 (en) | 2015-04-30 | 2017-02-07 | Shure Acquisition Holdings, Inc. | Array microphone system and method of assembling the same |
CN107534786B (zh) * | 2015-05-22 | 2020-10-27 | 索尼公司 | 传输装置、传输方法、图像处理装置、图像处理方法、接收装置、及接收方法 |
US10043527B1 (en) * | 2015-07-17 | 2018-08-07 | Digimarc Corporation | Human auditory system modeling with masking energy adaptation |
FR3048808A1 (fr) * | 2016-03-10 | 2017-09-15 | Orange | Codage et decodage optimise d'informations de spatialisation pour le codage et le decodage parametrique d'un signal audio multicanal |
RU2714579C1 (ru) | 2016-03-18 | 2020-02-18 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство и способ реконструкции фазовой информации с использованием структурного тензора на спектрограммах |
CN107731238B (zh) * | 2016-08-10 | 2021-07-16 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
CN107886960B (zh) * | 2016-09-30 | 2020-12-01 | 华为技术有限公司 | 一种音频信号重建方法及装置 |
US10362423B2 (en) | 2016-10-13 | 2019-07-23 | Qualcomm Incorporated | Parametric audio decoding |
AU2017357454B2 (en) | 2016-11-08 | 2021-02-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for downmixing or upmixing a multichannel signal using phase compensation |
CN112397076A (zh) * | 2016-11-23 | 2021-02-23 | 瑞典爱立信有限公司 | 用于自适应控制去相关滤波器的方法和装置 |
US10367948B2 (en) * | 2017-01-13 | 2019-07-30 | Shure Acquisition Holdings, Inc. | Post-mixing acoustic echo cancellation systems and methods |
US10210874B2 (en) * | 2017-02-03 | 2019-02-19 | Qualcomm Incorporated | Multi channel coding |
CN110892478A (zh) * | 2017-04-28 | 2020-03-17 | Dts公司 | 音频编解码器窗口和变换实现 |
CN107274907A (zh) * | 2017-07-03 | 2017-10-20 | 北京小鱼在家科技有限公司 | 双麦克风设备上实现指向性拾音的方法和装置 |
WO2019020757A2 (en) | 2017-07-28 | 2019-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | APPARATUS FOR ENCODING OR DECODING A MULTI-CHANNEL SIGNAL ENCODED USING A FILLING SIGNAL GENERATED BY A BROADBAND FILTER |
KR102489914B1 (ko) | 2017-09-15 | 2023-01-20 | 삼성전자주식회사 | 전자 장치 및 이의 제어 방법 |
US10854209B2 (en) * | 2017-10-03 | 2020-12-01 | Qualcomm Incorporated | Multi-stream audio coding |
US10553224B2 (en) * | 2017-10-03 | 2020-02-04 | Dolby Laboratories Licensing Corporation | Method and system for inter-channel coding |
EP3483886A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selecting pitch lag |
EP3483878A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder supporting a set of different loss concealment tools |
EP3483879A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Analysis/synthesis windowing function for modulated lapped transformation |
EP3483880A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
EP3483882A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Controlling bandwidth in encoders and/or decoders |
WO2019091576A1 (en) | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits |
WO2019091573A1 (en) | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters |
EP3483884A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Signal filtering |
EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
US11328735B2 (en) * | 2017-11-10 | 2022-05-10 | Nokia Technologies Oy | Determination of spatial audio parameter encoding and associated decoding |
US10306391B1 (en) | 2017-12-18 | 2019-05-28 | Apple Inc. | Stereophonic to monophonic down-mixing |
US11315584B2 (en) | 2017-12-19 | 2022-04-26 | Dolby International Ab | Methods and apparatus for unified speech and audio decoding QMF based harmonic transposer improvements |
TWI812658B (zh) * | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
JP2021508380A (ja) | 2017-12-19 | 2021-03-04 | ドルビー・インターナショナル・アーベー | 音声音響統合復号および符号化の改良のための方法、機器、およびシステム |
TWI702594B (zh) | 2018-01-26 | 2020-08-21 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建技術之回溯相容整合 |
WO2019195269A1 (en) * | 2018-04-04 | 2019-10-10 | Harman International Industries, Incorporated | Dynamic audio upmixer parameters for simulating natural spatial variations |
WO2019231632A1 (en) | 2018-06-01 | 2019-12-05 | Shure Acquisition Holdings, Inc. | Pattern-forming microphone array |
US11297423B2 (en) | 2018-06-15 | 2022-04-05 | Shure Acquisition Holdings, Inc. | Endfire linear array microphone |
EP3854108A1 (en) | 2018-09-20 | 2021-07-28 | Shure Acquisition Holdings, Inc. | Adjustable lobe shape for array microphones |
US11544032B2 (en) * | 2019-01-24 | 2023-01-03 | Dolby Laboratories Licensing Corporation | Audio connection and transmission device |
WO2020178322A1 (en) * | 2019-03-06 | 2020-09-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for converting a spectral resolution |
JP2022526761A (ja) | 2019-03-21 | 2022-05-26 | シュアー アクイジッション ホールディングス インコーポレイテッド | 阻止機能を伴うビーム形成マイクロフォンローブの自動集束、領域内自動集束、および自動配置 |
CN113841419A (zh) | 2019-03-21 | 2021-12-24 | 舒尔获得控股公司 | 天花板阵列麦克风的外壳及相关联设计特征 |
US11558693B2 (en) | 2019-03-21 | 2023-01-17 | Shure Acquisition Holdings, Inc. | Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality |
WO2020216459A1 (en) * | 2019-04-23 | 2020-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method or computer program for generating an output downmix representation |
CN114051738A (zh) | 2019-05-23 | 2022-02-15 | 舒尔获得控股公司 | 可操纵扬声器阵列、系统及其方法 |
US11056114B2 (en) * | 2019-05-30 | 2021-07-06 | International Business Machines Corporation | Voice response interfacing with multiple smart devices of different types |
EP3977449A1 (en) | 2019-05-31 | 2022-04-06 | Shure Acquisition Holdings, Inc. | Low latency automixer integrated with voice and noise activity detection |
CN112218020B (zh) * | 2019-07-09 | 2023-03-21 | 海信视像科技股份有限公司 | 一种多声道平台音频数据传输方法及其装置 |
JP2022545113A (ja) | 2019-08-23 | 2022-10-25 | シュアー アクイジッション ホールディングス インコーポレイテッド | 指向性が改善された一次元アレイマイクロホン |
US11270712B2 (en) | 2019-08-28 | 2022-03-08 | Insoundz Ltd. | System and method for separation of audio sources that interfere with each other using a microphone array |
DE102019219922B4 (de) | 2019-12-17 | 2023-07-20 | Volkswagen Aktiengesellschaft | Verfahren zur Übertragung einer Mehrzahl an Signalen sowie Verfahren zum Empfang einer Mehrzahl an Signalen |
US11552611B2 (en) | 2020-02-07 | 2023-01-10 | Shure Acquisition Holdings, Inc. | System and method for automatic adjustment of reference gain |
WO2021243368A2 (en) | 2020-05-29 | 2021-12-02 | Shure Acquisition Holdings, Inc. | Transducer steering and configuration systems and methods using a local positioning system |
CN112153535B (zh) * | 2020-09-03 | 2022-04-08 | Oppo广东移动通信有限公司 | 一种声场扩展方法、电路、电子设备及存储介质 |
TWI825492B (zh) * | 2020-10-13 | 2023-12-11 | 弗勞恩霍夫爾協會 | 對多個音頻對象進行編碼的設備和方法、使用兩個以上之相關音頻對象進行解碼的設備和方法、電腦程式及資料結構產品 |
TWI772930B (zh) * | 2020-10-21 | 2022-08-01 | 美商音美得股份有限公司 | 適合即時應用之分析濾波器組及其運算程序、基於分析濾波器組之信號處理系統及程序 |
CN112309419B (zh) * | 2020-10-30 | 2023-05-02 | 浙江蓝鸽科技有限公司 | 多路音频的降噪、输出方法及其系统 |
CN112566008A (zh) * | 2020-12-28 | 2021-03-26 | 科大讯飞(苏州)科技有限公司 | 音频上混方法、装置、电子设备和存储介质 |
CN112584300B (zh) * | 2020-12-28 | 2023-05-30 | 科大讯飞(苏州)科技有限公司 | 音频上混方法、装置、电子设备和存储介质 |
WO2022165007A1 (en) | 2021-01-28 | 2022-08-04 | Shure Acquisition Holdings, Inc. | Hybrid audio beamforming system |
US11837244B2 (en) | 2021-03-29 | 2023-12-05 | Invictumtech Inc. | Analysis filter bank and computing procedure thereof, analysis filter bank based signal processing system and procedure suitable for real-time applications |
US20220399026A1 (en) * | 2021-06-11 | 2022-12-15 | Nuance Communications, Inc. | System and Method for Self-attention-based Combining of Multichannel Signals for Speech Processing |
Family Cites Families (159)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US554334A (en) * | 1896-02-11 | Folding or portable stove | ||
US1124580A (en) | 1911-07-03 | 1915-01-12 | Edward H Amet | Method of and means for localizing sound reproduction. |
US1850130A (en) | 1928-10-31 | 1932-03-22 | American Telephone & Telegraph | Talking moving picture system |
US1855147A (en) | 1929-01-11 | 1932-04-19 | Jones W Bartlett | Distortion in sound transmission |
US2114680A (en) | 1934-12-24 | 1938-04-19 | Rca Corp | System for the reproduction of sound |
US2860541A (en) | 1954-04-27 | 1958-11-18 | Vitarama Corp | Wireless control for recording sound for stereophonic reproduction |
US2819342A (en) | 1954-12-30 | 1958-01-07 | Bell Telephone Labor Inc | Monaural-binaural transmission of sound |
US2927963A (en) | 1955-01-04 | 1960-03-08 | Jordan Robert Oakes | Single channel binaural or stereo-phonic sound system |
US3046337A (en) | 1957-08-05 | 1962-07-24 | Hamner Electronics Company Inc | Stereophonic sound |
US3067292A (en) | 1958-02-03 | 1962-12-04 | Jerry B Minter | Stereophonic sound transmission and reproduction |
US3846719A (en) | 1973-09-13 | 1974-11-05 | Dolby Laboratories Inc | Noise reduction systems |
US4308719A (en) * | 1979-08-09 | 1982-01-05 | Abrahamson Daniel P | Fluid power system |
DE3040896C2 (de) | 1979-11-01 | 1986-08-28 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | Schaltungsanordnung zur Erzeugung und Aufbereitung stereophoner Signale aus einem monophonen Signal |
US4308424A (en) | 1980-04-14 | 1981-12-29 | Bice Jr Robert G | Simulated stereo from a monaural source sound reproduction system |
US4624009A (en) | 1980-05-02 | 1986-11-18 | Figgie International, Inc. | Signal pattern encoder and classifier |
US4464784A (en) | 1981-04-30 | 1984-08-07 | Eventide Clockworks, Inc. | Pitch changer with glitch minimizer |
US4941177A (en) | 1985-03-07 | 1990-07-10 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
US4799260A (en) | 1985-03-07 | 1989-01-17 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
US5046098A (en) | 1985-03-07 | 1991-09-03 | Dolby Laboratories Licensing Corporation | Variable matrix decoder with three output channels |
US4922535A (en) | 1986-03-03 | 1990-05-01 | Dolby Ray Milton | Transient control aspects of circuit arrangements for altering the dynamic range of audio signals |
US5040081A (en) | 1986-09-23 | 1991-08-13 | Mccutchen David | Audiovisual synchronization signal generator using audio signature comparison |
US5055939A (en) | 1987-12-15 | 1991-10-08 | Karamon John J | Method system & apparatus for synchronizing an auxiliary sound source containing multiple language channels with motion picture film video tape or other picture source containing a sound track |
US4932059A (en) * | 1988-01-11 | 1990-06-05 | Fosgate Inc. | Variable matrix decoder for periphonic reproduction of sound |
US5164840A (en) | 1988-08-29 | 1992-11-17 | Matsushita Electric Industrial Co., Ltd. | Apparatus for supplying control codes to sound field reproduction apparatus |
US5105462A (en) | 1989-08-28 | 1992-04-14 | Qsound Ltd. | Sound imaging method and apparatus |
US5040217A (en) | 1989-10-18 | 1991-08-13 | At&T Bell Laboratories | Perceptual coding of audio signals |
CN1062963C (zh) | 1990-04-12 | 2001-03-07 | 多尔拜实验特许公司 | 用于产生高质量声音信号的解码器和编码器 |
US5428687A (en) | 1990-06-08 | 1995-06-27 | James W. Fosgate | Control voltage generator multiplier and one-shot for integrated surround sound processor |
US5625696A (en) | 1990-06-08 | 1997-04-29 | Harman International Industries, Inc. | Six-axis surround sound processor with improved matrix and cancellation control |
US5172415A (en) | 1990-06-08 | 1992-12-15 | Fosgate James W | Surround processor |
US5504819A (en) | 1990-06-08 | 1996-04-02 | Harman International Industries, Inc. | Surround sound processor with improved control voltage generator |
US5235646A (en) | 1990-06-15 | 1993-08-10 | Wilde Martin D | Method and apparatus for creating de-correlated audio output signals and audio recordings made thereby |
US5121433A (en) * | 1990-06-15 | 1992-06-09 | Auris Corp. | Apparatus and method for controlling the magnitude spectrum of acoustically combined signals |
WO1991020164A1 (en) * | 1990-06-15 | 1991-12-26 | Auris Corp. | Method for eliminating the precedence effect in stereophonic sound systems and recording made with said method |
JPH05509409A (ja) | 1990-06-21 | 1993-12-22 | レイノルズ ソフトウエア,インコーポレイティド | 波動分析・事象認識方法およびその装置 |
EP0520068B1 (en) * | 1991-01-08 | 1996-05-15 | Dolby Laboratories Licensing Corporation | Encoder/decoder for multidimensional sound fields |
US5274740A (en) | 1991-01-08 | 1993-12-28 | Dolby Laboratories Licensing Corporation | Decoder for variable number of channel presentation of multidimensional sound fields |
NL9100173A (nl) | 1991-02-01 | 1992-09-01 | Philips Nv | Subbandkodeerinrichting, en een zender voorzien van de kodeerinrichting. |
JPH0525025A (ja) * | 1991-07-22 | 1993-02-02 | Kao Corp | 毛髪化粧料 |
US5175769A (en) | 1991-07-23 | 1992-12-29 | Rolm Systems | Method for time-scale modification of signals |
US5173944A (en) * | 1992-01-29 | 1992-12-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Head related transfer function pseudo-stereophony |
FR2700632B1 (fr) | 1993-01-21 | 1995-03-24 | France Telecom | Système de codage-décodage prédictif d'un signal numérique de parole par transformée adaptative à codes imbriqués. |
US5463424A (en) * | 1993-08-03 | 1995-10-31 | Dolby Laboratories Licensing Corporation | Multi-channel transmitter/receiver system providing matrix-decoding compatible signals |
US5394472A (en) * | 1993-08-09 | 1995-02-28 | Richard G. Broadie | Monaural to stereo sound translation process and apparatus |
US5659619A (en) * | 1994-05-11 | 1997-08-19 | Aureal Semiconductor, Inc. | Three-dimensional virtual audio display employing reduced complexity imaging filters |
TW295747B (ja) * | 1994-06-13 | 1997-01-11 | Sony Co Ltd | |
US5727119A (en) | 1995-03-27 | 1998-03-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase |
JPH09102742A (ja) * | 1995-10-05 | 1997-04-15 | Sony Corp | 符号化方法および装置、復号化方法および装置、並びに記録媒体 |
US5956674A (en) * | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
US5742689A (en) * | 1996-01-04 | 1998-04-21 | Virtual Listening Systems, Inc. | Method and device for processing a multichannel signal for use with a headphone |
IL125251A (en) | 1996-01-19 | 2003-11-23 | Bernd Tiburtius | Electrically screening housing |
US5857026A (en) * | 1996-03-26 | 1999-01-05 | Scheiber; Peter | Space-mapping sound system |
US6430533B1 (en) | 1996-05-03 | 2002-08-06 | Lsi Logic Corporation | Audio decoder core MPEG-1/MPEG-2/AC-3 functional algorithm partitioning and implementation |
US5870480A (en) * | 1996-07-19 | 1999-02-09 | Lexicon | Multichannel active matrix encoder and decoder with maximum lateral separation |
JPH1074097A (ja) | 1996-07-26 | 1998-03-17 | Ind Technol Res Inst | オーディオ信号のパラメータを変更する方法及び装置 |
US6049766A (en) | 1996-11-07 | 2000-04-11 | Creative Technology Ltd. | Time-domain time/pitch scaling of speech or audio signals with transient handling |
US5862228A (en) | 1997-02-21 | 1999-01-19 | Dolby Laboratories Licensing Corporation | Audio matrix encoding |
US6111958A (en) * | 1997-03-21 | 2000-08-29 | Euphonics, Incorporated | Audio spatial enhancement apparatus and methods |
US6211919B1 (en) | 1997-03-28 | 2001-04-03 | Tektronix, Inc. | Transparent embedment of data in a video signal |
TW384434B (en) * | 1997-03-31 | 2000-03-11 | Sony Corp | Encoding method, device therefor, decoding method, device therefor and recording medium |
JPH1132399A (ja) * | 1997-05-13 | 1999-02-02 | Sony Corp | 符号化方法及び装置、並びに記録媒体 |
US5890125A (en) * | 1997-07-16 | 1999-03-30 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method |
KR100335611B1 (ko) * | 1997-11-20 | 2002-10-09 | 삼성전자 주식회사 | 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치 |
US6330672B1 (en) | 1997-12-03 | 2001-12-11 | At&T Corp. | Method and apparatus for watermarking digital bitstreams |
TW358925B (en) * | 1997-12-31 | 1999-05-21 | Ind Tech Res Inst | Improvement of oscillation encoding of a low bit rate sine conversion language encoder |
TW374152B (en) * | 1998-03-17 | 1999-11-11 | Aurix Ltd | Voice analysis system |
GB2343347B (en) * | 1998-06-20 | 2002-12-31 | Central Research Lab Ltd | A method of synthesising an audio signal |
GB2340351B (en) | 1998-07-29 | 2004-06-09 | British Broadcasting Corp | Data transmission |
US6266644B1 (en) | 1998-09-26 | 2001-07-24 | Liquid Audio, Inc. | Audio encoding apparatus and methods |
JP2000152399A (ja) * | 1998-11-12 | 2000-05-30 | Yamaha Corp | 音場効果制御装置 |
SE9903552D0 (sv) | 1999-01-27 | 1999-10-01 | Lars Liljeryd | Efficient spectral envelope coding using dynamic scalefactor grouping and time/frequency switching |
JP4610087B2 (ja) | 1999-04-07 | 2011-01-12 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 損失のない符号化・復号へのマトリックス改良 |
EP1054575A3 (en) * | 1999-05-17 | 2002-09-18 | Bose Corporation | Directional decoding |
US6389562B1 (en) * | 1999-06-29 | 2002-05-14 | Sony Corporation | Source code shuffling to provide for robust error recovery |
US7184556B1 (en) * | 1999-08-11 | 2007-02-27 | Microsoft Corporation | Compensation system and method for sound reproduction |
US6931370B1 (en) * | 1999-11-02 | 2005-08-16 | Digital Theater Systems, Inc. | System and method for providing interactive audio in a multi-channel audio environment |
CN1160699C (zh) | 1999-11-11 | 2004-08-04 | 皇家菲利浦电子有限公司 | 语音识别系统 |
US6970567B1 (en) | 1999-12-03 | 2005-11-29 | Dolby Laboratories Licensing Corporation | Method and apparatus for deriving at least one audio signal from two or more input audio signals |
US6920223B1 (en) | 1999-12-03 | 2005-07-19 | Dolby Laboratories Licensing Corporation | Method for deriving at least three audio signals from two input audio signals |
TW510143B (en) | 1999-12-03 | 2002-11-11 | Dolby Lab Licensing Corp | Method for deriving at least three audio signals from two input audio signals |
FR2802329B1 (fr) | 1999-12-08 | 2003-03-28 | France Telecom | Procede de traitement d'au moins un flux binaire audio code organise sous la forme de trames |
WO2001069593A1 (en) * | 2000-03-15 | 2001-09-20 | Koninklijke Philips Electronics N.V. | Laguerre fonction for audio coding |
US7212872B1 (en) * | 2000-05-10 | 2007-05-01 | Dts, Inc. | Discrete multichannel audio with a backward compatible mix |
US7076071B2 (en) * | 2000-06-12 | 2006-07-11 | Robert A. Katz | Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings |
EP2299735B1 (en) * | 2000-07-19 | 2014-04-23 | Koninklijke Philips N.V. | Multi-channel stereo-converter for deriving a stereo surround and/or audio center signal |
EP1310099B1 (en) | 2000-08-16 | 2005-11-02 | Dolby Laboratories Licensing Corporation | Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information |
US7280664B2 (en) | 2000-08-31 | 2007-10-09 | Dolby Laboratories Licensing Corporation | Method for apparatus for audio matrix decoding |
US20020054685A1 (en) * | 2000-11-09 | 2002-05-09 | Carlos Avendano | System for suppressing acoustic echoes and interferences in multi-channel audio systems |
US7382888B2 (en) * | 2000-12-12 | 2008-06-03 | Bose Corporation | Phase shifting audio signal combining |
US20040062401A1 (en) | 2002-02-07 | 2004-04-01 | Davis Mark Franklin | Audio channel translation |
WO2004019656A2 (en) | 2001-02-07 | 2004-03-04 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
US7660424B2 (en) | 2001-02-07 | 2010-02-09 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
CN1275498C (zh) | 2001-02-07 | 2006-09-13 | 多尔拜实验特许公司 | 声道转换方法 |
US7254239B2 (en) * | 2001-02-09 | 2007-08-07 | Thx Ltd. | Sound system and method of sound reproduction |
JP3404024B2 (ja) * | 2001-02-27 | 2003-05-06 | 三菱電機株式会社 | 音声符号化方法および音声符号化装置 |
US7461002B2 (en) | 2001-04-13 | 2008-12-02 | Dolby Laboratories Licensing Corporation | Method for time aligning audio signals using characterizations based on auditory events |
US7610205B2 (en) | 2002-02-12 | 2009-10-27 | Dolby Laboratories Licensing Corporation | High quality time-scaling and pitch-scaling of audio signals |
US7283954B2 (en) | 2001-04-13 | 2007-10-16 | Dolby Laboratories Licensing Corporation | Comparing audio using characterizations based on auditory events |
EP2261892B1 (en) | 2001-04-13 | 2020-09-16 | Dolby Laboratories Licensing Corporation | High quality time-scaling and pitch-scaling of audio signals |
US7711123B2 (en) | 2001-04-13 | 2010-05-04 | Dolby Laboratories Licensing Corporation | Segmenting audio signals into auditory events |
US7644003B2 (en) * | 2001-05-04 | 2010-01-05 | Agere Systems Inc. | Cue-based audio coding/decoding |
US7292901B2 (en) * | 2002-06-24 | 2007-11-06 | Agere Systems Inc. | Hybrid multi-channel/cue coding/decoding of audio signals |
US7583805B2 (en) * | 2004-02-12 | 2009-09-01 | Agere Systems Inc. | Late reverberation-based synthesis of auditory scenes |
US20030035553A1 (en) | 2001-08-10 | 2003-02-20 | Frank Baumgarte | Backwards-compatible perceptual coding of spatial cues |
US7006636B2 (en) * | 2002-05-24 | 2006-02-28 | Agere Systems Inc. | Coherence-based audio coding and synthesis |
US6807528B1 (en) | 2001-05-08 | 2004-10-19 | Dolby Laboratories Licensing Corporation | Adding data to a compressed data frame |
AU2002307533B2 (en) | 2001-05-10 | 2008-01-31 | Dolby Laboratories Licensing Corporation | Improving transient performance of low bit rate audio coding systems by reducing pre-noise |
TW552580B (en) * | 2001-05-11 | 2003-09-11 | Syntek Semiconductor Co Ltd | Fast ADPCM method and minimum logic implementation circuit |
MXPA03010749A (es) | 2001-05-25 | 2004-07-01 | Dolby Lab Licensing Corp | Comparacion de audio usando caracterizaciones basadas en eventos auditivos. |
MXPA03010750A (es) | 2001-05-25 | 2004-07-01 | Dolby Lab Licensing Corp | Metodo para la alineacion temporal de senales de audio usando caracterizaciones basadas en eventos auditivos. |
TW556153B (en) * | 2001-06-01 | 2003-10-01 | Syntek Semiconductor Co Ltd | Fast adaptive differential pulse coding modulation method for random access and channel noise resistance |
TW569551B (en) * | 2001-09-25 | 2004-01-01 | Roger Wallace Dressler | Method and apparatus for multichannel logic matrix decoding |
TW526466B (en) * | 2001-10-26 | 2003-04-01 | Inventec Besta Co Ltd | Encoding and voice integration method of phoneme |
AU2002343151A1 (en) * | 2001-11-23 | 2003-06-10 | Koninklijke Philips Electronics N.V. | Perceptual noise substitution |
US7240001B2 (en) * | 2001-12-14 | 2007-07-03 | Microsoft Corporation | Quality improvement techniques in an audio encoder |
US20040037421A1 (en) | 2001-12-17 | 2004-02-26 | Truman Michael Mead | Parital encryption of assembled bitstreams |
KR20040080003A (ko) * | 2002-02-18 | 2004-09-16 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 파라메트릭 오디오 코딩 |
EP1349386B1 (en) | 2002-02-26 | 2012-10-24 | Broadcom Corporation | Method and apparatus of performing sample rate conversion of a multi-channel audio signal |
AU2003213439A1 (en) | 2002-03-08 | 2003-09-22 | Nippon Telegraph And Telephone Corporation | Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program |
DE10217567A1 (de) | 2002-04-19 | 2003-11-13 | Infineon Technologies Ag | Halbleiterbauelement mit integrierter Kapazitätsstruktur und Verfahren zu dessen Herstellung |
EP1500084B1 (en) * | 2002-04-22 | 2008-01-23 | Koninklijke Philips Electronics N.V. | Parametric representation of spatial audio |
ATE354161T1 (de) * | 2002-04-22 | 2007-03-15 | Koninkl Philips Electronics Nv | Signalsynthese |
US7428440B2 (en) * | 2002-04-23 | 2008-09-23 | Realnetworks, Inc. | Method and apparatus for preserving matrix surround information in encoded audio/video |
JP4187719B2 (ja) * | 2002-05-03 | 2008-11-26 | ハーマン インターナショナル インダストリーズ インコーポレイテッド | マルチチャネル・ダウンミキシング装置 |
US7257231B1 (en) * | 2002-06-04 | 2007-08-14 | Creative Technology Ltd. | Stream segregation for stereo signals |
US7567845B1 (en) * | 2002-06-04 | 2009-07-28 | Creative Technology Ltd | Ambience generation for stereo signals |
TWI225640B (en) | 2002-06-28 | 2004-12-21 | Samsung Electronics Co Ltd | Voice recognition device, observation probability calculating device, complex fast fourier transform calculation device and method, cache device, and method of controlling the cache device |
KR20050021484A (ko) * | 2002-07-16 | 2005-03-07 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오 코딩 |
DE10236694A1 (de) | 2002-08-09 | 2004-02-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum skalierbaren Codieren und Vorrichtung und Verfahren zum skalierbaren Decodieren |
US7454331B2 (en) | 2002-08-30 | 2008-11-18 | Dolby Laboratories Licensing Corporation | Controlling loudness of speech in signals that contain speech and other types of audio material |
US7536305B2 (en) * | 2002-09-04 | 2009-05-19 | Microsoft Corporation | Mixed lossless audio compression |
JP3938015B2 (ja) | 2002-11-19 | 2007-06-27 | ヤマハ株式会社 | 音声再生装置 |
CN1739141A (zh) | 2003-02-06 | 2006-02-22 | 杜比实验室特许公司 | 连续的备份音频 |
EP1611772A1 (en) * | 2003-03-04 | 2006-01-04 | Nokia Corporation | Support of a multichannel audio extension |
KR100493172B1 (ko) * | 2003-03-06 | 2005-06-02 | 삼성전자주식회사 | 마이크로폰 어레이 구조, 이를 이용한 일정한 지향성을갖는 빔 형성방법 및 장치와 음원방향 추정방법 및 장치 |
TWI223791B (en) * | 2003-04-14 | 2004-11-11 | Ind Tech Res Inst | Method and system for utterance verification |
JP4486646B2 (ja) | 2003-05-28 | 2010-06-23 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | オーディオ信号の感知音量を計算し調整する方法、装置及びコンピュータプログラム |
US7398207B2 (en) | 2003-08-25 | 2008-07-08 | Time Warner Interactive Video Group, Inc. | Methods and systems for determining audio loudness levels in programming |
US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
ATE354160T1 (de) * | 2003-10-30 | 2007-03-15 | Koninkl Philips Electronics Nv | Audiosignalcodierung oder -decodierung |
US7412380B1 (en) * | 2003-12-17 | 2008-08-12 | Creative Technology Ltd. | Ambience extraction and modification for enhancement and upmix of audio signals |
US7394903B2 (en) * | 2004-01-20 | 2008-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal |
ATE390683T1 (de) * | 2004-03-01 | 2008-04-15 | Dolby Lab Licensing Corp | Mehrkanalige audiocodierung |
US7639823B2 (en) * | 2004-03-03 | 2009-12-29 | Agere Systems Inc. | Audio mixing using magnitude equalization |
US7617109B2 (en) | 2004-07-01 | 2009-11-10 | Dolby Laboratories Licensing Corporation | Method for correcting metadata affecting the playback loudness and dynamic range of audio information |
US7508947B2 (en) | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
SE0402651D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods for interpolation and parameter signalling |
SE0402650D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Improved parametric stereo compatible coding of spatial audio |
SE0402649D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
TWI397903B (zh) | 2005-04-13 | 2013-06-01 | Dolby Lab Licensing Corp | 編碼音訊之節約音量測量技術 |
TW200638335A (en) | 2005-04-13 | 2006-11-01 | Dolby Lab Licensing Corp | Audio metadata verification |
WO2006132857A2 (en) | 2005-06-03 | 2006-12-14 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
TW200742275A (en) * | 2006-03-21 | 2007-11-01 | Dolby Lab Licensing Corp | Low bit rate audio encoding and decoding in which multiple channels are represented by fewer channels and auxiliary information |
US7965848B2 (en) | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
MY141426A (en) | 2006-04-27 | 2010-04-30 | Dolby Lab Licensing Corp | Audio gain control using specific-loudness-based auditory event detection |
JP2009117000A (ja) * | 2007-11-09 | 2009-05-28 | Funai Electric Co Ltd | 光ピックアップ |
ATE518222T1 (de) | 2007-11-23 | 2011-08-15 | Michal Markiewicz | SYSTEM ZUR ÜBERWACHUNG DES STRAßENVERKEHRS |
CN103387583B (zh) * | 2012-05-09 | 2018-04-13 | 中国科学院上海药物研究所 | 二芳基并[a,g]喹嗪类化合物、其制备方法、药物组合物及其应用 |
-
2005
- 2005-02-28 AT AT05724000T patent/ATE390683T1/de not_active IP Right Cessation
- 2005-02-28 AT AT09003671T patent/ATE475964T1/de active
- 2005-02-28 AT AT10165531T patent/ATE527654T1/de not_active IP Right Cessation
- 2005-02-28 CA CA2556575A patent/CA2556575C/en active Active
- 2005-02-28 WO PCT/US2005/006359 patent/WO2005086139A1/en not_active Application Discontinuation
- 2005-02-28 DE DE602005014288T patent/DE602005014288D1/de active Active
- 2005-02-28 SG SG10201605609PA patent/SG10201605609PA/en unknown
- 2005-02-28 CN CN201110104718.1A patent/CN102169693B/zh active Active
- 2005-02-28 CA CA3026276A patent/CA3026276C/en active Active
- 2005-02-28 DE DE602005005640T patent/DE602005005640T2/de active Active
- 2005-02-28 KR KR1020067015754A patent/KR101079066B1/ko active IP Right Grant
- 2005-02-28 AT AT08001529T patent/ATE430360T1/de not_active IP Right Cessation
- 2005-02-28 CA CA2992097A patent/CA2992097C/en active Active
- 2005-02-28 CN CN2005800067833A patent/CN1926607B/zh active Active
- 2005-02-28 CA CA2992089A patent/CA2992089C/en active Active
- 2005-02-28 AU AU2005219956A patent/AU2005219956B2/en active Active
- 2005-02-28 EP EP09003671A patent/EP2065885B1/en active Active
- 2005-02-28 EP EP08001529A patent/EP1914722B1/en active Active
- 2005-02-28 JP JP2007501875A patent/JP4867914B2/ja active Active
- 2005-02-28 US US10/591,374 patent/US8983834B2/en active Active
- 2005-02-28 CA CA2992065A patent/CA2992065C/en active Active
- 2005-02-28 CA CA2992125A patent/CA2992125C/en active Active
- 2005-02-28 CA CA3026245A patent/CA3026245C/en active Active
- 2005-02-28 SG SG10202004688SA patent/SG10202004688SA/en unknown
- 2005-02-28 ES ES08001529T patent/ES2324926T3/es active Active
- 2005-02-28 MY MYPI20050800A patent/MY145083A/en unknown
- 2005-02-28 CN CN201110104705.4A patent/CN102176311B/zh active Active
- 2005-02-28 CA CA2992051A patent/CA2992051C/en active Active
- 2005-02-28 SG SG200900435-9A patent/SG149871A1/en unknown
- 2005-02-28 CA CA2917518A patent/CA2917518C/en active Active
- 2005-02-28 EP EP10165531A patent/EP2224430B1/en active Active
- 2005-02-28 CA CA3026267A patent/CA3026267C/en active Active
- 2005-02-28 EP EP05724000A patent/EP1721312B1/en active Active
- 2005-02-28 CA CA3035175A patent/CA3035175C/en active Active
- 2005-02-28 DE DE602005022641T patent/DE602005022641D1/de active Active
- 2005-02-28 BR BRPI0508343A patent/BRPI0508343B1/pt active IP Right Grant
- 2005-03-01 TW TW094106045A patent/TWI397902B/zh active
- 2005-03-01 TW TW101150177A patent/TWI484478B/zh active
- 2005-03-01 TW TW101150176A patent/TWI498883B/zh active
-
2006
- 2006-07-25 IL IL177094A patent/IL177094A/en active IP Right Grant
- 2006-11-28 HK HK06113017A patent/HK1092580A1/xx unknown
-
2007
- 2007-07-31 US US11/888,657 patent/US8170882B2/en active Active
-
2008
- 2008-10-16 HK HK08111423.6A patent/HK1119820A1/xx unknown
-
2009
- 2009-06-19 HK HK09105516.5A patent/HK1128100A1/xx unknown
- 2009-06-22 AU AU2009202483A patent/AU2009202483B2/en active Active
-
2010
- 2010-09-10 HK HK10108591.4A patent/HK1142431A1/xx unknown
-
2015
- 2015-02-05 US US14/614,672 patent/US9311922B2/en active Active
-
2016
- 2016-03-03 US US15/060,425 patent/US9520135B2/en active Active
- 2016-03-03 US US15/060,382 patent/US9454969B2/en active Active
- 2016-11-04 US US15/344,137 patent/US9640188B2/en active Active
-
2017
- 2017-02-01 US US15/422,107 patent/US9715882B2/en active Active
- 2017-02-01 US US15/422,119 patent/US9691404B2/en active Active
- 2017-02-01 US US15/422,132 patent/US9672839B1/en active Active
- 2017-03-01 US US15/446,693 patent/US9704499B1/en active Active
- 2017-03-01 US US15/446,699 patent/US9779745B2/en active Active
- 2017-03-01 US US15/446,663 patent/US9697842B1/en active Active
- 2017-03-01 US US15/446,678 patent/US9691405B1/en active Active
- 2017-08-30 US US15/691,309 patent/US10269364B2/en active Active
-
2018
- 2018-12-19 US US16/226,289 patent/US10403297B2/en active Active
- 2018-12-19 US US16/226,252 patent/US10460740B2/en active Active
-
2019
- 2019-10-28 US US16/666,276 patent/US10796706B2/en active Active
-
2020
- 2020-10-05 US US17/063,137 patent/US11308969B2/en active Active
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL177094A (en) | Multichannel audio coding | |
KR100681698B1 (ko) | 노래반주기 선곡기능과 앰프조절기능이 내장된 디지털무선마이크 및 이를 이용한 노래반주기 시스템 | |
CA2555182A1 (en) | Synthesizing a mono audio signal based on an encoded multichannel audio signal | |
JP2007526522A5 (ja) | ||
DE60317203D1 (de) | Audio-kodierung | |
DK1016320T3 (da) | Fremgangsmåde og apparat til indkodning og dekodning af multiple audiokanaler ved lave bithastigheder | |
US20090030704A1 (en) | Acoustic signal encoding device, and acoustic signal decoding device | |
HK1106861A1 (en) | Individual channel temporal envelope shaping for binaural cue coding shcemes and the like | |
WO2002019767A3 (en) | Signal processing apparatus, signal processing method, program and recording medium | |
MY181471A (en) | Device and method for postprocessing spectral values and encoder and decoder for audio signals | |
MX2007005261A (es) | Codificacion y descodificacion de un conjunto de senales. | |
WO2006034142A3 (en) | Direct digital encoding and radio frequency modulation for broadcast television application | |
RU2004118840A (ru) | Способ замещения воспринимаемого шума | |
PL376889A1 (pl) | Kodowanie sygnału audio | |
WO2005020210A3 (en) | Method and apparatus for adaptive variable bit rate audio encoding | |
CA2267219A1 (en) | Differential coding for scalable audio coders | |
WO2003039148A1 (fr) | Appareil de conversion de balayage | |
JP2006047561A (ja) | オーディオ信号符号化装置およびオーディオ信号復号化装置 | |
WO2001078241A3 (en) | Upstream data transmission | |
KR950034203A (ko) | 다채널 디지탈 오디오의 비트할당방법 및 회로 | |
WO2002091654A3 (de) | Verfahren zur umsetzung von eingangsbits auf modulationssymbole | |
SE0400415D0 (sv) | Constrained filter encoding of polyphonic signals | |
KR970005023A (ko) | 음성신호 발생방법 및 장치 | |
JP2002023798A (ja) | 音声符号化方法 | |
JP2002351497A (ja) | 符号化装置 |