BR112016008787A2 - - Google Patents
Info
- Publication number
- BR112016008787A2 BR112016008787A2 BR112016008787A BR112016008787A BR112016008787A2 BR 112016008787 A2 BR112016008787 A2 BR 112016008787A2 BR 112016008787 A BR112016008787 A BR 112016008787A BR 112016008787 A BR112016008787 A BR 112016008787A BR 112016008787 A2 BR112016008787 A2 BR 112016008787A2
- Authority
- BR
- Brazil
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/0212—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 orthogonal transformation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13189770.4 | 2013-10-22 | ||
| EP20130189770 EP2866227A1 (en) | 2013-10-22 | 2013-10-22 | 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 |
| PCT/EP2014/071929 WO2015058991A1 (en) | 2013-10-22 | 2014-10-13 | 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112016008787A2 true BR112016008787A2 (enExample) | 2017-08-01 |
| BR112016008787B1 BR112016008787B1 (pt) | 2022-07-12 |
Family
ID=49474267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112016008787-9A BR112016008787B1 (pt) | 2013-10-22 | 2014-10-13 | Método para decodificação e codificação de uma matriz de downmix, método para apresentação de conteúdo de áudio, codificador e decodificador para uma matriz de downmix, codificador de áudio e decodificador de áudio |
Country Status (19)
| Country | Link |
|---|---|
| US (5) | US9947326B2 (enExample) |
| EP (2) | EP2866227A1 (enExample) |
| JP (1) | JP6313439B2 (enExample) |
| KR (1) | KR101798348B1 (enExample) |
| CN (2) | CN110675882B (enExample) |
| AR (1) | AR098152A1 (enExample) |
| AU (1) | AU2014339167B2 (enExample) |
| BR (1) | BR112016008787B1 (enExample) |
| CA (1) | CA2926986C (enExample) |
| ES (1) | ES2655046T3 (enExample) |
| MX (1) | MX353997B (enExample) |
| MY (1) | MY176779A (enExample) |
| PL (1) | PL3061087T3 (enExample) |
| PT (1) | PT3061087T (enExample) |
| RU (1) | RU2648588C2 (enExample) |
| SG (1) | SG11201603089VA (enExample) |
| TW (1) | TWI571866B (enExample) |
| WO (1) | WO2015058991A1 (enExample) |
| ZA (1) | ZA201603298B (enExample) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| 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 |
| US10497379B2 (en) | 2015-06-17 | 2019-12-03 | Samsung Electronics Co., Ltd. | Method and device for processing internal channels for low complexity format conversion |
| CN114005454B (zh) | 2015-06-17 | 2025-03-11 | 三星电子株式会社 | 实现低复杂度格式转换的内部声道处理方法和装置 |
| WO2016204583A1 (ko) * | 2015-06-17 | 2016-12-22 | 삼성전자 주식회사 | 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치 |
| JP6921832B2 (ja) * | 2016-02-03 | 2021-08-18 | ドルビー・インターナショナル・アーベー | オーディオ符号化における効率的なフォーマット変換 |
| EP3453190A4 (en) | 2016-05-06 | 2020-01-15 | DTS, Inc. | SYSTEMS FOR IMMERSIVE AUDIO PLAYBACK |
| JP7003924B2 (ja) * | 2016-09-20 | 2022-01-21 | ソニーグループ株式会社 | 情報処理装置と情報処理方法およびプログラム |
| US10075789B2 (en) * | 2016-10-11 | 2018-09-11 | Dts, Inc. | Gain phase equalization (GPEQ) filter and tuning methods for asymmetric transaural audio reproduction |
| US10659906B2 (en) * | 2017-01-13 | 2020-05-19 | Qualcomm Incorporated | Audio parallax for virtual reality, augmented reality, and mixed reality |
| US10979844B2 (en) * | 2017-03-08 | 2021-04-13 | Dts, Inc. | Distributed audio virtualization systems |
| JP7224302B2 (ja) * | 2017-05-09 | 2023-02-17 | 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 | マルチチャネル空間的オーディオ・フォーマット入力信号の処理 |
| WO2019004524A1 (ko) * | 2017-06-27 | 2019-01-03 | 엘지전자 주식회사 | 6자유도 환경에서 오디오 재생 방법 및 오디오 재생 장치 |
| JP7222668B2 (ja) * | 2017-11-17 | 2023-02-15 | 日本放送協会 | 音響処理装置及びプログラム |
| US11532316B2 (en) | 2017-12-19 | 2022-12-20 | Dolby International Ab | Methods and apparatus systems for unified speech and audio decoding improvements |
| GB2571572A (en) * | 2018-03-02 | 2019-09-04 | Nokia Technologies Oy | Audio processing |
| WO2019197349A1 (en) * | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| KR20210076145A (ko) | 2018-11-02 | 2021-06-23 | 돌비 인터네셔널 에이비 | 오디오 인코더 및 오디오 디코더 |
| GB2582749A (en) * | 2019-03-28 | 2020-10-07 | Nokia Technologies Oy | Determination of the significance of spatial audio parameters and associated encoding |
| BR112021025265A2 (pt) * | 2019-06-14 | 2022-03-15 | Fraunhofer Ges Forschung | Sintetizador de áudio, codificador de áudio, sistema, método e unidade de armazenamento não transitória |
| KR20220047816A (ko) | 2019-08-15 | 2022-04-19 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 수정된 비트스트림들의 생성 및 처리를 위한 방법들 및 디바이스들 |
| US11967330B2 (en) | 2019-08-15 | 2024-04-23 | Dolby International Ab | Methods and devices for generation and processing of modified audio bitstreams |
| WO2021041623A1 (en) * | 2019-08-30 | 2021-03-04 | Dolby Laboratories Licensing Corporation | Channel identification of multi-channel audio signals |
| EP3809709A1 (en) * | 2019-10-14 | 2021-04-21 | Koninklijke Philips N.V. | Apparatus and method for audio encoding |
| KR102471715B1 (ko) | 2019-12-02 | 2022-11-29 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 채널-기반 오디오로부터 객체-기반 오디오로의 변환을 위한 시스템, 방법 및 장치 |
| GB2593672A (en) * | 2020-03-23 | 2021-10-06 | Nokia Technologies Oy | Switching between audio instances |
| WO2021252748A1 (en) * | 2020-06-11 | 2021-12-16 | Dolby Laboratories Licensing Corporation | Encoding of multi-channel audio signals comprising downmixing of a primary and two or more scaled non-primary input channels |
| KR20230043876A (ko) | 2020-07-07 | 2023-03-31 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중 채널 오디오 신호의 채널에 대한 스케일 파라미터의 공동 코딩을 사용하는 오디오 디코더, 오디오 인코더 및 관련 방법 |
| DE112021004444T5 (de) * | 2020-08-27 | 2023-06-22 | Apple Inc. | Stereobasierte immersive codierung (stic) |
| CN114334040B (zh) * | 2021-11-26 | 2025-05-30 | 腾讯科技（深圳）有限公司 | 分子图重构模型的训练方法、装置以及电子设备 |
| CN119179461B (zh) * | 2024-11-19 | 2025-04-01 | 杭州海康威视数字技术股份有限公司 | 拼接屏音频输出的管理方法、装置、系统、设备及介质 |
Family Cites Families (64)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6108633A (en) * | 1996-05-03 | 2000-08-22 | Lsi Logic Corporation | Audio decoder core constants ROM optimization |
| US6697491B1 (en) * | 1996-07-19 | 2004-02-24 | Harman International Industries, Incorporated | 5-2-5 matrix encoder and decoder system |
| US20040062401A1 (en) * | 2002-02-07 | 2004-04-01 | Davis Mark Franklin | Audio channel translation |
| US6522270B1 (en) * | 2001-12-26 | 2003-02-18 | Sun Microsystems, Inc. | Method of coding frequently occurring values |
| 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 |
| AU2005219956B2 (en) * | 2004-03-01 | 2009-05-28 | Dolby Laboratories Licensing Corporation | Multichannel audio coding |
| US20090299756A1 (en) * | 2004-03-01 | 2009-12-03 | Dolby Laboratories Licensing Corporation | Ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners |
| CN102122509B (zh) * | 2004-04-05 | 2016-03-23 | 皇家飞利浦电子股份有限公司 | 多信道解码器和多信道解码方法 |
| SE0400998D0 (sv) | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
| US8843378B2 (en) * | 2004-06-30 | 2014-09-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Multi-channel synthesizer and method for generating a multi-channel output signal |
| TWI393121B (zh) * | 2004-08-25 | 2013-04-11 | 杜比實驗室特許公司 | 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 |
| CN101010724B (zh) * | 2004-08-27 | 2011-05-25 | 松下电器产业株式会社 | 音频编码器 |
| US8204261B2 (en) * | 2004-10-20 | 2012-06-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Diffuse sound shaping for BCC schemes and the like |
| SE0402650D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Improved parametric stereo compatible coding of spatial audio |
| US7787631B2 (en) * | 2004-11-30 | 2010-08-31 | Agere Systems Inc. | Parametric coding of spatial audio with cues based on transmitted channels |
| US7903824B2 (en) * | 2005-01-10 | 2011-03-08 | Agere Systems Inc. | Compact side information for parametric coding of spatial audio |
| RU2407073C2 (ru) * | 2005-03-30 | 2010-12-20 | Конинклейке Филипс Электроникс Н.В. | Кодирование многоканального аудио |
| ATE421845T1 (de) * | 2005-04-15 | 2009-02-15 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| JP4988716B2 (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 |
| CA2610430C (en) * | 2005-06-03 | 2016-02-23 | Dolby Laboratories Licensing Corporation | Channel reconfiguration with side information |
| US8108219B2 (en) * | 2005-07-11 | 2012-01-31 | Lg Electronics Inc. | Apparatus and method of encoding and decoding audio signal |
| ES2433316T3 (es) * | 2005-07-19 | 2013-12-10 | Koninklijke Philips N.V. | Generación de señales de audio de multiples canales |
| 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 |
| KR100888474B1 (ko) * | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법 |
| KR20070077134A (ko) * | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| EP3267439A1 (en) * | 2006-02-03 | 2018-01-10 | Electronics and Telecommunications Research Institute | Method and apparatus for control of rendering multiobject or multichannel audio signal using spatial cue |
| US7965848B2 (en) * | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
| US8027479B2 (en) * | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
| CN101506875B (zh) * | 2006-07-07 | 2012-12-19 | 弗劳恩霍夫应用研究促进协会 | 用于组合多个参数编码的音频源的设备和方法 |
| US8687829B2 (en) * | 2006-10-16 | 2014-04-01 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for multi-channel parameter transformation |
| EP2068307B1 (en) * | 2006-10-16 | 2011-12-07 | Dolby International AB | Enhanced coding and parameter representation of multichannel downmixed object coding |
| DE102006050068B4 (de) * | 2006-10-24 | 2010-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals aus einem Audiosignal, Vorrichtung und Verfahren zum Ableiten eines Mehrkanal-Audiosignals aus einem Audiosignal und Computerprogramm |
| JP5450085B2 (ja) * | 2006-12-07 | 2014-03-26 | エルジー エレクトロニクス インコーポレイティド | オーディオ処理方法及び装置 |
| WO2008100099A1 (en) * | 2007-02-14 | 2008-08-21 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
| CN101689368B (zh) * | 2007-03-30 | 2012-08-22 | 韩国电子通信研究院 | 对具有多声道的多对象音频信号进行编码和解码的设备和方法 |
| DE102007018032B4 (de) * | 2007-04-17 | 2010-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Erzeugung dekorrelierter Signale |
| EP2137725B1 (en) * | 2007-04-26 | 2014-01-08 | Dolby International AB | Apparatus and method for synthesizing an output signal |
| WO2009039897A1 (en) * | 2007-09-26 | 2009-04-02 | Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V. | Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program |
| AU2008309951B8 (en) * | 2007-10-09 | 2011-12-22 | Dolby International Ab | Method and apparatus for generating a binaural audio signal |
| DE102007048973B4 (de) * | 2007-10-12 | 2010-11-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung |
| JP5883561B2 (ja) * | 2007-10-17 | 2016-03-15 | 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 | アップミックスを使用した音声符号器 |
| ES2391801T3 (es) * | 2008-01-01 | 2012-11-30 | Lg Electronics Inc. | Procedimiento y aparato para procesar una señal de audio |
| US7733245B2 (en) * | 2008-06-25 | 2010-06-08 | Aclara Power-Line Systems Inc. | Compression scheme for interval data |
| 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 |
| EP2347410B1 (en) * | 2008-09-11 | 2018-04-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues |
| US8798776B2 (en) * | 2008-09-30 | 2014-08-05 | Dolby International Ab | Transcoding of audio metadata |
| 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 |
| BR122019023877B1 (pt) * | 2009-03-17 | 2021-08-17 | Dolby International Ab | Sistema codificador, sistema decodificador, método para codificar um sinal estéreo para um sinal de fluxo de bits e método para decodificar um sinal de fluxo de bits para um sinal estéreo |
| US8000485B2 (en) * | 2009-06-01 | 2011-08-16 | Dts, Inc. | Virtual audio processing for loudspeaker or headphone playback |
| PL2446435T3 (pl) * | 2009-06-24 | 2013-11-29 | Fraunhofer Ges Forschung | Dekoder sygnału audio, sposób dekodowania sygnału audio i program komputerowy wykorzystujący kaskadowe etapy przetwarzania obiektów audio |
| EP2360681A1 (en) * | 2010-01-15 | 2011-08-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for extracting a direct/ambience signal from a downmix signal and spatial parametric information |
| TWI557723B (zh) * | 2010-02-18 | 2016-11-11 | 杜比實驗室特許公司 | 解碼方法及系統 |
| US8908874B2 (en) * | 2010-09-08 | 2014-12-09 | Dts, Inc. | Spatial audio encoding and reproduction |
| 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 |
| KR102374897B1 (ko) * | 2011-03-16 | 2022-03-17 | 디티에스, 인코포레이티드 | 3차원 오디오 사운드트랙의 인코딩 및 재현 |
| WO2012177067A2 (ko) | 2011-06-21 | 2012-12-27 | 삼성전자 주식회사 | 오디오 신호 처리방법 및 장치와 이를 채용하는 단말기 |
| EP2560161A1 (en) * | 2011-08-17 | 2013-02-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optimal mixing matrices and usage of decorrelators in spatial audio processing |
| KR20130093798A (ko) * | 2012-01-02 | 2013-08-23 | 한국전자통신연구원 | 다채널 신호 부호화 및 복호화 장치 및 방법 |
| US9622014B2 (en) * | 2012-06-19 | 2017-04-11 | Dolby Laboratories Licensing Corporation | Rendering and playback of spatial audio using channel-based audio systems |
| US9761229B2 (en) * | 2012-07-20 | 2017-09-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for audio object clustering |
| US9516446B2 (en) * | 2012-07-20 | 2016-12-06 | Qualcomm Incorporated | Scalable downmix design for object-based surround codec with cluster analysis by synthesis |
| EP2956935B1 (en) * | 2013-02-14 | 2017-01-04 | Dolby Laboratories Licensing Corporation | Controlling the inter-channel coherence of upmixed audio signals |
| US10199044B2 (en) * | 2013-03-20 | 2019-02-05 | Nokia Technologies Oy | Audio signal encoder comprising a multi-channel parameter selector |
| 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 |
-
2013
- 2013-10-22 EP EP20130189770 patent/EP2866227A1/en not_active Withdrawn
-
2014
- 2014-10-13 RU RU2016119546A patent/RU2648588C2/ru active
- 2014-10-13 AU AU2014339167A patent/AU2014339167B2/en active Active
- 2014-10-13 CN CN201910973920.4A patent/CN110675882B/zh active Active
- 2014-10-13 CN CN201480057957.8A patent/CN105723453B/zh active Active
- 2014-10-13 PT PT147836605T patent/PT3061087T/pt unknown
- 2014-10-13 BR BR112016008787-9A patent/BR112016008787B1/pt active IP Right Grant
- 2014-10-13 SG SG11201603089VA patent/SG11201603089VA/en unknown
- 2014-10-13 MY MYPI2016000689A patent/MY176779A/en unknown
- 2014-10-13 MX MX2016004924A patent/MX353997B/es active IP Right Grant
- 2014-10-13 JP JP2016525036A patent/JP6313439B2/ja active Active
- 2014-10-13 ES ES14783660.5T patent/ES2655046T3/es active Active
- 2014-10-13 WO PCT/EP2014/071929 patent/WO2015058991A1/en not_active Ceased
- 2014-10-13 PL PL14783660T patent/PL3061087T3/pl unknown
- 2014-10-13 KR KR1020167013337A patent/KR101798348B1/ko active Active
- 2014-10-13 EP EP14783660.5A patent/EP3061087B1/en active Active
- 2014-10-13 CA CA2926986A patent/CA2926986C/en active Active
- 2014-10-21 TW TW103136287A patent/TWI571866B/zh active
- 2014-10-22 AR ARP140103967A patent/AR098152A1/es active IP Right Grant
-
2016
- 2016-04-18 US US15/131,263 patent/US9947326B2/en active Active
- 2016-05-16 ZA ZA2016/03298A patent/ZA201603298B/en unknown
-
2018
- 2018-03-05 US US15/911,974 patent/US10468038B2/en active Active
-
2019
- 2019-09-23 US US16/579,293 patent/US11393481B2/en active Active
-
2022
- 2022-06-15 US US17/807,095 patent/US11922957B2/en active Active
-
2024
- 2024-02-12 US US18/439,072 patent/US12412586B2/en active Active
Also Published As
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 13/10/2014, OBSERVADAS AS CONDICOES LEGAIS |