BR112016008817A2 - - Google Patents
Info
- Publication number
- BR112016008817A2 BR112016008817A2 BR112016008817A BR112016008817A BR112016008817A2 BR 112016008817 A2 BR112016008817 A2 BR 112016008817A2 BR 112016008817 A BR112016008817 A BR 112016008817A BR 112016008817 A BR112016008817 A BR 112016008817A BR 112016008817 A2 BR112016008817 A2 BR 112016008817A2
- Authority
- BR
- Brazil
Links
Classifications
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- 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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
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- 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
- 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
- G10L19/04—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
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
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- 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
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
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)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR122020018172-9A BR122020018172B1 (pt) | 2013-10-21 | 2014-10-21 | Método para reconstruir um sinal de áudio de n canais, sistema de decodificação de áudio e meio legível por computador não transitório |
| BR122020018185-0A BR122020018185B1 (pt) | 2013-10-21 | 2014-10-21 | Método para reconstruir um sinal de áudio de n canais, sistema de decodificação de áudio e meio legível por computador não transitório |
| BR122020018157-5A BR122020018157B1 (pt) | 2013-10-21 | 2014-10-21 | Método para reconstruir um sinal de áudio de n canais, sistema de decodificação de áudio, método para codificar um sinal de áudio de n canais e sistema de codificação de áudio |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361893770P | 2013-10-21 | 2013-10-21 | |
| US61/893,770 | 2013-10-21 | ||
| US201461974544P | 2014-04-03 | 2014-04-03 | |
| US61/974,544 | 2014-04-03 | ||
| US201462037693P | 2014-08-15 | 2014-08-15 | |
| US62/037,693 | 2014-08-15 | ||
| PCT/EP2014/072570 WO2015059153A1 (en) | 2013-10-21 | 2014-10-21 | Parametric reconstruction of audio signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112016008817A2 true BR112016008817A2 (https=) | 2017-08-01 |
| BR112016008817B1 BR112016008817B1 (pt) | 2022-03-22 |
Family
ID=51845388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112016008817-4A BR112016008817B1 (pt) | 2013-10-21 | 2014-10-21 | Método para reconstruir um sinal de áudio de n canais, sistema de decodificação de áudio, método para codificar um sinal de áudio de n canais e sistema de codificação de áudio |
Country Status (9)
| Country | Link |
|---|---|
| US (7) | US9978385B2 (https=) |
| EP (1) | EP3061089B1 (https=) |
| JP (1) | JP6479786B2 (https=) |
| KR (5) | KR102244379B1 (https=) |
| CN (3) | CN105917406B (https=) |
| BR (1) | BR112016008817B1 (https=) |
| ES (1) | ES2660778T3 (https=) |
| RU (1) | RU2648947C2 (https=) |
| WO (1) | WO2015059153A1 (https=) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101805327B1 (ko) * | 2013-10-21 | 2017-12-05 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성을 위한 역상관기 구조 |
| KR102244379B1 (ko) * | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
| TWI587286B (zh) | 2014-10-31 | 2017-06-11 | 杜比國際公司 | 音頻訊號之解碼和編碼的方法及系統、電腦程式產品、與電腦可讀取媒體 |
| WO2016066743A1 (en) | 2014-10-31 | 2016-05-06 | Dolby International Ab | Parametric encoding and decoding of multichannel audio signals |
| US9986363B2 (en) | 2016-03-03 | 2018-05-29 | Mach 1, Corp. | Applications and format for immersive spatial sound |
| CN106851489A (zh) * | 2017-03-23 | 2017-06-13 | 李业科 | 在小房间摆放多声道音箱的方法 |
| US9820073B1 (en) | 2017-05-10 | 2017-11-14 | Tls Corp. | Extracting a common signal from multiple audio signals |
| CN110998721B (zh) | 2017-07-28 | 2024-04-26 | 弗劳恩霍夫应用研究促进协会 | 用于使用宽频带滤波器生成的填充信号对已编码的多声道信号进行编码或解码的装置 |
| US11771779B2 (en) | 2018-01-26 | 2023-10-03 | Hadasit Medical Research Services & Development Limited | Non-metallic magnetic resonance contrast agent |
| JP7107727B2 (ja) * | 2018-04-17 | 2022-07-27 | シャープ株式会社 | 音声処理装置、音声処理方法、プログラム、及び、プログラムの記録媒体 |
| IL313391B2 (en) | 2018-04-25 | 2025-05-01 | Dolby Int Ab | Integrating high-frequency audio restoration techniques |
| IL313348B2 (en) | 2018-04-25 | 2025-08-01 | Dolby Int Ab | Integration of high frequency reconstruction techniques with reduced post-processing delay |
| FR3101741A1 (fr) * | 2019-10-02 | 2021-04-09 | Orange | Détermination de corrections à appliquer à un signal audio multicanal, codage et décodage associés |
| CN111696625A (zh) * | 2020-04-21 | 2020-09-22 | 天津金域医学检验实验室有限公司 | 一种fish室荧光计数系统 |
| DK4165629T3 (da) * | 2020-06-11 | 2025-06-02 | Dolby Laboratories Licensing Corp | Fremgangsmåder og indretninger til kodning og afkodning af rumlig baggrundsstøj i et multikanalsindgangssignal |
| EP4738346A1 (en) | 2020-12-02 | 2026-05-06 | Dolby International AB | Immersive voice and audio services (ivas) with adaptive downmix strategies |
| EP4453931A1 (en) | 2021-12-20 | 2024-10-30 | Dolby International AB | Ivas spar filter bank in qmf domain |
| US20260107103A1 (en) * | 2022-09-30 | 2026-04-16 | Sonos, Inc. | Home theatre audio playback with multichannel satellite playback devices |
| JP2026500454A (ja) | 2022-10-31 | 2026-01-07 | 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 | 低ビットレートシーンベースのオーディオコーディング |
| TW202508311A (zh) | 2023-07-03 | 2025-02-16 | 美商杜拜研究特許公司 | 基於場景之音訊單聲道解碼之方法、裝置及系統 |
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| KR102244379B1 (ko) * | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
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2014
- 2014-10-21 KR KR1020167010113A patent/KR102244379B1/ko active Active
- 2014-10-21 EP EP14792778.4A patent/EP3061089B1/en active Active
- 2014-10-21 CN CN201480057568.5A patent/CN105917406B/zh active Active
- 2014-10-21 KR KR1020217011678A patent/KR102381216B1/ko active Active
- 2014-10-21 US US15/031,130 patent/US9978385B2/en active Active
- 2014-10-21 KR KR1020227010258A patent/KR102486365B1/ko active Active
- 2014-10-21 CN CN202010024100.3A patent/CN111192592B/zh active Active
- 2014-10-21 RU RU2016119563A patent/RU2648947C2/ru active
- 2014-10-21 KR KR1020247040654A patent/KR20250004121A/ko active Pending
- 2014-10-21 JP JP2016524490A patent/JP6479786B2/ja active Active
- 2014-10-21 BR BR112016008817-4A patent/BR112016008817B1/pt active IP Right Grant
- 2014-10-21 WO PCT/EP2014/072570 patent/WO2015059153A1/en not_active Ceased
- 2014-10-21 ES ES14792778.4T patent/ES2660778T3/es active Active
- 2014-10-21 CN CN202010024095.6A patent/CN111179956B/zh active Active
- 2014-10-21 KR KR1020237000408A patent/KR102741608B1/ko active Active
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2018
- 2018-05-21 US US15/985,635 patent/US10242685B2/en active Active
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2019
- 2019-03-25 US US16/363,099 patent/US10614825B2/en active Active
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2020
- 2020-04-07 US US16/842,212 patent/US11450330B2/en active Active
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2022
- 2022-09-16 US US17/946,060 patent/US11769516B2/en active Active
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2023
- 2023-09-25 US US18/474,028 patent/US12175990B2/en active Active
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2024
- 2024-12-19 US US18/986,917 patent/US20260004793A1/en active Pending
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| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 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 21/10/2014, OBSERVADAS AS CONDICOES LEGAIS. |
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| B25G | Requested change of headquarter approved |
Owner name: DOLBY INTERNATIONAL AB (IE) |