MA51701A - Intégration rétrocompatible de techniques de reconstruction haute fréquence pour signaux audio - Google Patents
Intégration rétrocompatible de techniques de reconstruction haute fréquence pour signaux audioInfo
- Publication number
- MA51701A MA51701A MA051701A MA51701A MA51701A MA 51701 A MA51701 A MA 51701A MA 051701 A MA051701 A MA 051701A MA 51701 A MA51701 A MA 51701A MA 51701 A MA51701 A MA 51701A
- Authority
- MA
- Morocco
- Prior art keywords
- retrocompatible
- integration
- high frequency
- audio signals
- reconstruction techniques
- Prior art date
Links
- 230000010354 integration Effects 0.000 title 1
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
- G10L19/16—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
-
- 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
- G10L19/04—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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/60—General implementation details not specific to a particular type of compression
- H03M7/6005—Decoder aspects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/60—General implementation details not specific to a particular type of compression
- H03M7/6011—Encoder aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862622205P | 2018-01-26 | 2018-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MA51701A true MA51701A (fr) | 2020-12-02 |
Family
ID=67394797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MA051701A MA51701A (fr) | 2018-01-26 | 2019-01-28 | Intégration rétrocompatible de techniques de reconstruction haute fréquence pour signaux audio |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US11289106B2 (fr) |
| EP (1) | EP3743916A4 (fr) |
| JP (3) | JP2021507316A (fr) |
| KR (2) | KR102514418B1 (fr) |
| CN (6) | CN113936671A (fr) |
| AR (6) | AR114312A1 (fr) |
| AU (4) | AU2019212843B2 (fr) |
| BR (1) | BR112020014135A2 (fr) |
| CA (2) | CA3114382A1 (fr) |
| CL (3) | CL2020001922A1 (fr) |
| IL (5) | IL309769A (fr) |
| MA (1) | MA51701A (fr) |
| MX (1) | MX2020007635A (fr) |
| PH (1) | PH12020500603A1 (fr) |
| RU (2) | RU2740688C1 (fr) |
| SG (1) | SG11202006703XA (fr) |
| TW (2) | TWI702594B (fr) |
| UA (1) | UA123426C2 (fr) |
| WO (1) | WO2019148112A1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI758146B (zh) * | 2015-03-13 | 2022-03-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| TWI752166B (zh) * | 2017-03-23 | 2022-01-11 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| 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 |
| AU2019257701A1 (en) | 2018-04-25 | 2020-12-03 | Dolby International Ab | Integration of high frequency reconstruction techniques with reduced post-processing delay |
| SG11202010374VA (en) | 2018-04-25 | 2020-11-27 | Dolby Int Ab | Integration of high frequency audio reconstruction techniques |
| CN113113032A (zh) | 2020-01-10 | 2021-07-13 | 华为技术有限公司 | 一种音频编解码方法和音频编解码设备 |
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| CN1126264C (zh) * | 1996-02-08 | 2003-10-29 | 松下电器产业株式会社 | 宽频带声音信号编码装置和宽频带声音信号编码解码装置 |
| SE9903553D0 (sv) | 1999-01-27 | 1999-10-01 | Lars Liljeryd | Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL) |
| SE0004163D0 (sv) * | 2000-11-14 | 2000-11-14 | Coding Technologies Sweden Ab | Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering |
| EP1358646B1 (fr) * | 2001-02-08 | 2004-06-30 | Sensormatic Electronics Corporation | Combinaison differentiellement coherente pour systemes electroniques de surveillance d'articles |
| SE0101175D0 (sv) * | 2001-04-02 | 2001-04-02 | Coding Technologies Sweden Ab | Aliasing reduction using complex-exponential-modulated filterbanks |
| US20030187663A1 (en) | 2002-03-28 | 2003-10-02 | Truman Michael Mead | Broadband frequency translation for high frequency regeneration |
| RU2244386C2 (ru) * | 2003-03-28 | 2005-01-10 | Корпорация "Самсунг Электроникс" | Способ восстановления высокочастотной составляющей аудиосигнала и устройство для его реализации |
| US20080260048A1 (en) * | 2004-02-16 | 2008-10-23 | Koninklijke Philips Electronics, N.V. | Transcoder and Method of Transcoding Therefore |
| DE602005022641D1 (de) | 2004-03-01 | 2010-09-09 | Dolby Lab Licensing Corp | Mehrkanal-Audiodekodierung |
| KR100608062B1 (ko) | 2004-08-04 | 2006-08-02 | 삼성전자주식회사 | 오디오 데이터의 고주파수 복원 방법 및 그 장치 |
| TW200638335A (en) | 2005-04-13 | 2006-11-01 | Dolby Lab Licensing Corp | Audio metadata verification |
| CN101140759B (zh) * | 2006-09-08 | 2010-05-12 | 华为技术有限公司 | 语音或音频信号的带宽扩展方法及系统 |
| US7885819B2 (en) | 2007-06-29 | 2011-02-08 | Microsoft Corporation | Bitstream syntax for multi-process audio decoding |
| US8880410B2 (en) * | 2008-07-11 | 2014-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating a bandwidth extended signal |
| US8788555B2 (en) | 2008-07-29 | 2014-07-22 | Orange | Method for updating an encoder by filter interpolation |
| US8532983B2 (en) * | 2008-09-06 | 2013-09-10 | Huawei Technologies Co., Ltd. | Adaptive frequency prediction for encoding or decoding an audio signal |
| CO6440537A2 (es) * | 2009-04-09 | 2012-05-15 | Fraunhofer Ges Forschung | Aparato y metodo para generar una señal de audio de sintesis y para codificar una señal de audio |
| EP2486564B1 (fr) * | 2009-10-21 | 2014-04-09 | Dolby International AB | Appareil et procédé pour générer un signal audio à hautes fréquences par suréchantillonage adaptif |
| CN103038819B (zh) * | 2010-03-09 | 2015-02-18 | 弗兰霍菲尔运输应用研究公司 | 用以使用补丁边界对准处理输入音频信号的装置及方法 |
| DK2556504T3 (en) * | 2010-04-09 | 2019-02-25 | Dolby Int Ab | MDCT-BASED COMPLEX PREVIEW Stereo Encoding |
| WO2011155170A1 (fr) * | 2010-06-09 | 2011-12-15 | パナソニック株式会社 | Procédé d'amélioration de bande, appareil d'amélioration de bande, programme, circuit intégré et appareil décodeur audio |
| KR101709095B1 (ko) * | 2010-07-19 | 2017-03-08 | 돌비 인터네셔널 에이비 | 고주파 복원 동안 오디오 신호들의 프로세싱 |
| KR101748756B1 (ko) * | 2011-03-18 | 2017-06-19 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 오디오 콘텐츠를 표현하는 비트스트림의 프레임들 내의 프레임 요소 배치 |
| EP2702589B1 (fr) * | 2011-04-28 | 2017-04-05 | Dolby International AB | Classification efficace de signaux audio pour l'estimation d'une intensité sonore |
| TWI792203B (zh) * | 2011-07-01 | 2023-02-11 | 美商杜比實驗室特許公司 | 用於適應性音頻信號的產生、譯碼與呈現之系統與方法 |
| JP6155274B2 (ja) * | 2011-11-11 | 2017-06-28 | ドルビー・インターナショナル・アーベー | 過剰サンプリングされたｓｂｒを使ったアップサンプリング |
| TW201322743A (zh) * | 2011-11-18 | 2013-06-01 | Onlive Inc | 用於控制視訊串流之圖形使用者介面，系統及方法 |
| ES2568640T3 (es) | 2012-02-23 | 2016-05-03 | Dolby International Ab | Procedimientos y sistemas para recuperar de manera eficiente contenido de audio de alta frecuencia |
| EP2709106A1 (fr) | 2012-09-17 | 2014-03-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé pour générer un signal à largeur de bande étendue à partir d'un signal audio à largeur de bande limitée |
| CN116741186A (zh) | 2013-04-05 | 2023-09-12 | 杜比国际公司 | 立体声音频编码器和解码器 |
| 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 |
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| EP2830053A1 (fr) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Décodeur audio multicanal, codeur audio multicanal, procédés et programme informatique utilisant un ajustement basé sur un signal résiduel d'une contribution d'un signal décorrélé |
| EP2881943A1 (fr) * | 2013-12-09 | 2015-06-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé permettant de décoder un signal audio codé avec des ressources de calcul faible |
| EP2963645A1 (fr) * | 2014-07-01 | 2016-01-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Calculateur et procédé permettant de déterminer des données de correction de phase pour un signal audio |
| EP2980792A1 (fr) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé permettant de générer un signal amélioré à l'aide de remplissage de bruit indépendant |
| CN104217730B (zh) * | 2014-08-18 | 2017-07-21 | 大连理工大学 | 一种基于k‑svd的人工语音带宽扩展方法及装置 |
| US20160188490A1 (en) * | 2014-12-26 | 2016-06-30 | Intel Corporation | Cost-aware page swap and replacement in a memory |
| TWI758146B (zh) * | 2015-03-13 | 2022-03-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| TWI752166B (zh) | 2017-03-23 | 2022-01-11 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| 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 |
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2018
- 2018-12-04 TW TW107143346A patent/TWI702594B/zh active
- 2018-12-04 TW TW109124754A patent/TWI809289B/zh active
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2019
- 2019-01-25 AR ARP190100170A patent/AR114312A1/es active IP Right Grant
- 2019-01-28 EP EP19743801.3A patent/EP3743916A4/fr active Pending
- 2019-01-28 CN CN202111239523.8A patent/CN113936671A/zh active Pending
- 2019-01-28 RU RU2020128175A patent/RU2740688C1/ru active
- 2019-01-28 SG SG11202006703XA patent/SG11202006703XA/en unknown
- 2019-01-28 MX MX2020007635A patent/MX2020007635A/es unknown
- 2019-01-28 UA UAA202005476A patent/UA123426C2/uk unknown
- 2019-01-28 US US16/965,291 patent/US11289106B2/en active Active
- 2019-01-28 CN CN202111252023.8A patent/CN113936674A/zh active Pending
- 2019-01-28 CN CN202111240006.2A patent/CN113990332A/zh active Pending
- 2019-01-28 IL IL309769A patent/IL309769A/en unknown
- 2019-01-28 CA CA3114382A patent/CA3114382A1/fr active Pending
- 2019-01-28 CN CN201980010173.2A patent/CN111656444B/zh active Active
- 2019-01-28 MA MA051701A patent/MA51701A/fr unknown
- 2019-01-28 CN CN202111240002.4A patent/CN113990331A/zh active Pending
- 2019-01-28 CA CA3089632A patent/CA3089632C/fr active Active
- 2019-01-28 IL IL304861A patent/IL304861B1/en unknown
- 2019-01-28 CN CN202111252022.3A patent/CN113936672A/zh active Pending
- 2019-01-28 IL IL295130A patent/IL295130B2/en unknown
- 2019-01-28 WO PCT/US2019/015442 patent/WO2019148112A1/fr active Application Filing
- 2019-01-28 KR KR1020207021620A patent/KR102514418B1/ko active Application Filing
- 2019-01-28 BR BR112020014135-6A patent/BR112020014135A2/pt unknown
- 2019-01-28 JP JP2020544033A patent/JP2021507316A/ja active Pending
- 2019-01-28 KR KR1020237009765A patent/KR20230043248A/ko not_active Application Discontinuation
- 2019-01-28 RU RU2020142067A patent/RU2757322C2/ru active
- 2019-01-28 AU AU2019212843A patent/AU2019212843B2/en active Active
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2020
- 2020-07-13 IL IL276017A patent/IL276017B/en active IP Right Grant
- 2020-07-13 PH PH12020500603A patent/PH12020500603A1/en unknown
- 2020-07-22 CL CL2020001922A patent/CL2020001922A1/es unknown
- 2020-09-15 CL CL2020002392A patent/CL2020002392A1/es unknown
- 2020-09-15 CL CL2020002393A patent/CL2020002393A1/es unknown
- 2020-11-09 IL IL278573A patent/IL278573B2/en unknown
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2021
- 2021-09-27 AU AU2021240113A patent/AU2021240113B2/en active Active
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2022
- 2022-02-22 US US17/677,608 patent/US11756559B2/en active Active
- 2022-04-06 JP JP2022063330A patent/JP2022091968A/ja active Pending
- 2022-10-25 US US17/973,397 patent/US11646040B2/en active Active
- 2022-10-25 US US17/973,406 patent/US11646041B2/en active Active
- 2022-10-25 US US17/973,393 patent/US11626121B2/en active Active
- 2022-10-25 US US17/973,387 patent/US11626120B2/en active Active
- 2022-11-01 AR ARP220102988A patent/AR127540A2/es unknown
- 2022-11-01 AR ARP220102994A patent/AR127546A2/es unknown
- 2022-11-01 AR ARP220102991A patent/AR127543A2/es unknown
- 2022-11-01 AR ARP220102992A patent/AR127544A2/es unknown
- 2022-11-01 AR ARP220102989A patent/AR127541A2/es unknown
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2023
- 2023-07-24 US US18/357,679 patent/US11961528B2/en active Active
- 2023-10-27 AU AU2023255020A patent/AU2023255020B2/en active Active
- 2023-11-10 JP JP2023192034A patent/JP2024020349A/ja active Pending
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2024
- 2024-02-05 AU AU2024200687A patent/AU2024200687A1/en active Pending
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