SG11202010367YA - Integration of high frequency reconstruction techniques with reduced post-processing delay - Google Patents
Integration of high frequency reconstruction techniques with reduced post-processing delayInfo
- Publication number
- SG11202010367YA SG11202010367YA SG11202010367YA SG11202010367YA SG11202010367YA SG 11202010367Y A SG11202010367Y A SG 11202010367YA SG 11202010367Y A SG11202010367Y A SG 11202010367YA SG 11202010367Y A SG11202010367Y A SG 11202010367YA SG 11202010367Y A SG11202010367Y A SG 11202010367YA
- Authority
- SG
- Singapore
- Prior art keywords
- integration
- high frequency
- processing delay
- reconstruction techniques
- frequency reconstruction
- Prior art date
Links
- 230000010354 integration Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000012805 post-processing Methods 0.000 title 1
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
- G10L19/167—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 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
-
- 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
- G10L21/00—Speech or voice signal processing techniques 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
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862662296P | 2018-04-25 | 2018-04-25 | |
| PCT/US2019/029144 WO2019210068A1 (en) | 2018-04-25 | 2019-04-25 | Integration of high frequency reconstruction techniques with reduced post-processing delay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202010367YA true SG11202010367YA (en) | 2020-11-27 |
Family
ID=68294559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202010367YA SG11202010367YA (en) | 2018-04-25 | 2019-04-25 | Integration of high frequency reconstruction techniques with reduced post-processing delay |
Country Status (17)
| Country | Link |
|---|---|
| US (7) | US11562759B2 (ko) |
| EP (1) | EP3662469A4 (ko) |
| JP (3) | JP6908795B2 (ko) |
| KR (5) | KR102649124B1 (ko) |
| CN (6) | CN112204659B (ko) |
| AR (8) | AR114840A1 (ko) |
| AU (3) | AU2019257701A1 (ko) |
| BR (1) | BR112020021809A2 (ko) |
| CA (5) | CA3238617A1 (ko) |
| CL (1) | CL2020002746A1 (ko) |
| MA (1) | MA50760A (ko) |
| MX (6) | MX2020011212A (ko) |
| RU (2) | RU2758199C1 (ko) |
| SG (1) | SG11202010367YA (ko) |
| TW (2) | TW202410027A (ko) |
| WO (1) | WO2019210068A1 (ko) |
| ZA (2) | ZA202006517B (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI807562B (zh) * | 2017-03-23 | 2023-07-01 | 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 |
| JP7257041B2 (ja) | 2019-10-28 | 2023-04-13 | 国立大学法人東北大学 | 推定装置、推定方法、及び、材料の製造方法 |
| 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 |
| CN113808596A (zh) * | 2020-05-30 | 2021-12-17 | 华为技术有限公司 | 一种音频编码方法和音频编码装置 |
| CN114550732B (zh) * | 2022-04-15 | 2022-07-08 | 腾讯科技（深圳）有限公司 | 一种高频音频信号的编解码方法和相关装置 |
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| SE512719C2 (sv) | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| 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) |
| SE0001926D0 (sv) * | 2000-05-23 | 2000-05-23 | Lars Liljeryd | Improved spectral translation/folding in the subband domain |
| US7469206B2 (en) * | 2001-11-29 | 2008-12-23 | Coding Technologies Ab | Methods for improving high frequency reconstruction |
| US7447631B2 (en) | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| US6792057B2 (en) | 2002-08-29 | 2004-09-14 | Bae Systems Information And Electronic Systems Integration Inc | Partial band reconstruction of frequency channelized filters |
| CN1989546B (zh) * | 2004-07-20 | 2011-07-13 | 松下电器产业株式会社 | 语音编码装置和语音编码方法 |
| US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
| WO2009059632A1 (en) * | 2007-11-06 | 2009-05-14 | Nokia Corporation | An encoder |
| CN101458930B (zh) * | 2007-12-12 | 2011-09-14 | 华为技术有限公司 | 带宽扩展中激励信号的生成及信号重建方法和装置 |
| DE102008015702B4 (de) | 2008-01-31 | 2010-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals |
| MX2010009932A (es) | 2008-03-10 | 2010-11-30 | Fraunhofer Ges Forschung | Metodo y dispositivo para manipular una señal de audio que tiene un evento transitorio. |
| ES2796552T3 (es) * | 2008-07-11 | 2020-11-27 | Fraunhofer Ges Forschung | Sintetizador de señales de audio y codificador de señales de audio |
| JP5203077B2 (ja) | 2008-07-14 | 2013-06-05 | 株式会社エヌ・ティ・ティ・ドコモ | 音声符号化装置及び方法、音声復号化装置及び方法、並びに、音声帯域拡張装置及び方法 |
| TWI618350B (zh) * | 2009-02-18 | 2018-03-11 | 杜比國際公司 | 用於高頻重建或參數立體聲之複指數調變濾波器組 |
| CN105225667B (zh) | 2009-03-17 | 2019-04-05 | 杜比国际公司 | 编码器系统、解码器系统、编码方法和解码方法 |
| TWI643187B (zh) | 2009-05-27 | 2018-12-01 | 瑞典商杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
| ES2400661T3 (es) * | 2009-06-29 | 2013-04-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificación y decodificación de extensión de ancho de banda |
| US8515768B2 (en) | 2009-08-31 | 2013-08-20 | Apple Inc. | Enhanced audio decoder |
| EP4120263B1 (en) * | 2010-01-19 | 2023-08-09 | Dolby International AB | Improved subband block based harmonic transposition |
| JP5854520B2 (ja) | 2010-03-09 | 2016-02-09 | フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． | オーディオ信号用の位相ボコーダに基づく帯域幅拡張方法における改善された振幅応答及び時間的整列のための装置及び方法 |
| ES2935637T3 (es) * | 2010-03-09 | 2023-03-08 | Fraunhofer Ges Forschung | Reconstrucción de alta frecuencia de una señal de audio de entrada usando bancos de filtros en cascada |
| US9047875B2 (en) | 2010-07-19 | 2015-06-02 | Futurewei Technologies, Inc. | Spectrum flatness control for bandwidth extension |
| BR112012024360B1 (pt) | 2010-07-19 | 2020-11-03 | Dolby International Ab | sistema configurado para gerar uma pluralidade de sinais de áudio de sub-banda de alta frequência, decodificador de áudio, codificador, método para gerar uma pluralidade de sinais de sub-banda de alta frequência, método para decodificar um fluxo de bits, método para gerar dados de controle a partir de um sinal de áudio e meio de armazenamento |
| US8996976B2 (en) | 2011-09-06 | 2015-03-31 | Microsoft Technology Licensing, Llc | Hyperlink destination visibility |
| EP3544006A1 (en) | 2011-11-11 | 2019-09-25 | Dolby International AB | Upsampling using oversampled sbr |
| GB2499699A (en) * | 2011-12-14 | 2013-08-28 | Wolfson Ltd | Digital data transmission involving the position of and duration of data pulses within transfer periods |
| EP2631906A1 (en) | 2012-02-27 | 2013-08-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Phase coherence control for harmonic signals in perceptual audio codecs |
| EP2881943A1 (en) * | 2013-12-09 | 2015-06-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal with low computational resources |
| EP3127109B1 (en) | 2014-04-01 | 2018-03-14 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| TW202242853A (zh) | 2015-03-13 | 2022-11-01 | 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 |
| GR1008810B (el) | 2015-03-19 | 2016-07-07 | Νικολαος Ευστρατιου Καβουνης | Φυσικος αφρωδης οινος με βιολογικο κροκο κοζανης |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| EP3382700A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using a transient location detection |
| TWI809289B (zh) | 2018-01-26 | 2023-07-21 | 瑞典商都比國際公司 | 用於執行一音訊信號之高頻重建之方法、音訊處理單元及非暫時性電腦可讀媒體 |
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2019
- 2019-04-25 WO PCT/US2019/029144 patent/WO2019210068A1/en active Application Filing
- 2019-04-25 US US17/050,664 patent/US11562759B2/en active Active
- 2019-04-25 CN CN201980034811.4A patent/CN112204659B/zh active Active
- 2019-04-25 MA MA050760A patent/MA50760A/fr unknown
- 2019-04-25 EP EP19791884.0A patent/EP3662469A4/en not_active Ceased
- 2019-04-25 JP JP2020559494A patent/JP6908795B2/ja active Active
- 2019-04-25 AU AU2019257701A patent/AU2019257701A1/en not_active Abandoned
- 2019-04-25 KR KR1020237025281A patent/KR102649124B1/ko active IP Right Grant
- 2019-04-25 CN CN202111585701.2A patent/CN114242089A/zh active Pending
- 2019-04-25 CN CN202111585703.1A patent/CN114242090A/zh active Pending
- 2019-04-25 BR BR112020021809-0A patent/BR112020021809A2/pt unknown
- 2019-04-25 SG SG11202010367YA patent/SG11202010367YA/en unknown
- 2019-04-25 KR KR1020227042164A patent/KR102560473B1/ko active IP Right Grant
- 2019-04-25 KR KR1020247008612A patent/KR20240042120A/ko unknown
- 2019-04-25 CN CN202111585683.8A patent/CN114242088A/zh active Pending
- 2019-04-25 TW TW112142356A patent/TW202410027A/zh unknown
- 2019-04-25 KR KR1020207033980A patent/KR102310937B1/ko active IP Right Grant
- 2019-04-25 RU RU2020138079A patent/RU2758199C1/ru active
- 2019-04-25 CA CA3238617A patent/CA3238617A1/en active Pending
- 2019-04-25 CN CN202111584446.XA patent/CN114242086A/zh active Pending
- 2019-04-25 TW TW108114437A patent/TWI820123B/zh active
- 2019-04-25 CA CA3152262A patent/CA3152262A1/en active Pending
- 2019-04-25 CA CA3238615A patent/CA3238615A1/en active Pending
- 2019-04-25 KR KR1020217031784A patent/KR102474146B1/ko active IP Right Grant
- 2019-04-25 RU RU2021130811A patent/RU2021130811A/ru unknown
- 2019-04-25 CA CA3238620A patent/CA3238620A1/en active Pending
- 2019-04-25 MX MX2020011212A patent/MX2020011212A/es unknown
- 2019-04-25 CN CN202111585681.9A patent/CN114242087A/zh active Pending
- 2019-04-25 AR ARP190101096A patent/AR114840A1/es active IP Right Grant
- 2019-04-25 CA CA3098295A patent/CA3098295C/en active Active
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2020
- 2020-10-20 ZA ZA2020/06517A patent/ZA202006517B/en unknown
- 2020-10-22 MX MX2023013465A patent/MX2023013465A/es unknown
- 2020-10-22 MX MX2023013464A patent/MX2023013464A/es unknown
- 2020-10-22 CL CL2020002746A patent/CL2020002746A1/es unknown
- 2020-10-22 MX MX2023013469A patent/MX2023013469A/es unknown
- 2020-10-22 MX MX2023013470A patent/MX2023013470A/es unknown
- 2020-10-22 MX MX2023013467A patent/MX2023013467A/es unknown
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2021
- 2021-07-01 JP JP2021110192A patent/JP7242767B2/ja active Active
- 2021-12-02 AU AU2021277708A patent/AU2021277708B2/en active Active
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2022
- 2022-04-26 ZA ZA2022/04656A patent/ZA202204656B/en unknown
- 2022-07-28 AR ARP220102020A patent/AR126605A2/es unknown
- 2022-07-28 AR ARP220102021A patent/AR126606A2/es unknown
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2023
- 2023-01-20 US US18/157,644 patent/US11908486B2/en active Active
- 2023-02-16 AR ARP230100378A patent/AR128551A2/es unknown
- 2023-02-16 AR ARP230100376A patent/AR128549A2/es unknown
- 2023-02-16 AR ARP230100375A patent/AR128548A2/es unknown
- 2023-02-16 AR ARP230100374A patent/AR128547A2/es unknown
- 2023-02-16 AR ARP230100377A patent/AR128550A2/es unknown
- 2023-03-03 US US18/178,405 patent/US11830509B2/en active Active
- 2023-03-03 US US18/178,416 patent/US11823696B2/en active Active
- 2023-03-03 US US18/178,396 patent/US11823694B2/en active Active
- 2023-03-03 US US18/178,412 patent/US11823695B2/en active Active
- 2023-03-08 JP JP2023035270A patent/JP7493073B2/ja active Active
- 2023-06-21 AU AU2023203912A patent/AU2023203912A1/en active Pending
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2024
- 2024-01-19 US US18/417,902 patent/US20240161763A1/en active Pending
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