JPWO2019207036A5 - - Google Patents
Download PDFInfo
- Publication number
- JPWO2019207036A5 JPWO2019207036A5 JP2020559398A JP2020559398A JPWO2019207036A5 JP WO2019207036 A5 JPWO2019207036 A5 JP WO2019207036A5 JP 2020559398 A JP2020559398 A JP 2020559398A JP 2020559398 A JP2020559398 A JP 2020559398A JP WO2019207036 A5 JPWO2019207036 A5 JP WO2019207036A5
- Authority
- JP
- Japan
- Prior art keywords
- audio
- audio signal
- mode parameter
- high frequency
- frequency reconstruction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023048111A JP7493076B2 (ja) | 2018-04-25 | 2023-03-24 | 後処理遅延低減との高周波再構成技術の統合 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18169156 | 2018-04-25 | ||
| EP18169156.9 | 2018-04-25 | ||
| PCT/EP2019/060600 WO2019207036A1 (en) | 2018-04-25 | 2019-04-25 | Integration of high frequency audio reconstruction techniques |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023048111A Division JP7493076B2 (ja) | 2018-04-25 | 2023-03-24 | 後処理遅延低減との高周波再構成技術の統合 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021522543A JP2021522543A (ja) | 2021-08-30 |
| JPWO2019207036A5 true JPWO2019207036A5 (ru) | 2023-01-25 |
| JP7252976B2 JP7252976B2 (ja) | 2023-04-05 |
Family
ID=62063367
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020559398A Active JP7252976B2 (ja) | 2018-04-25 | 2019-04-25 | 後処理遅延低減との高周波再構成技術の統合 |
| JP2023048111A Active JP7493076B2 (ja) | 2018-04-25 | 2023-03-24 | 後処理遅延低減との高周波再構成技術の統合 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023048111A Active JP7493076B2 (ja) | 2018-04-25 | 2023-03-24 | 後処理遅延低減との高周波再構成技術の統合 |
Country Status (15)
| Country | Link |
|---|---|
| US (7) | US11527256B2 (ru) |
| EP (1) | EP3785260A1 (ru) |
| JP (2) | JP7252976B2 (ru) |
| KR (1) | KR20210005164A (ru) |
| CN (1) | CN112189231A (ru) |
| AU (3) | AU2019258524B2 (ru) |
| BR (1) | BR112020021832A2 (ru) |
| CA (1) | CA3098064A1 (ru) |
| CL (1) | CL2020002745A1 (ru) |
| IL (3) | IL310202A (ru) |
| MA (1) | MA52530A (ru) |
| MX (1) | MX2020011206A (ru) |
| SG (1) | SG11202010374VA (ru) |
| WO (1) | WO2019207036A1 (ru) |
| ZA (1) | ZA202006518B (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436603B (zh) * | 2021-06-28 | 2023-05-02 | 北京达佳互联信息技术有限公司 | 声码器的训练方法和装置及合成音频信号的方法和声码器 |
Family Cites Families (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP1423847B1 (en) | 2001-11-29 | 2005-02-02 | Coding Technologies AB | Reconstruction of high frequency components |
| US7447631B2 (en) | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| EP1532734A4 (en) * | 2002-06-05 | 2008-10-01 | Sonic Focus Inc | ACOUSTIC VIRTUAL REALITY ENGINE AND ADVANCED TECHNIQUES FOR IMPROVING THE DELIVERED SOUND |
| US7933945B2 (en) | 2002-06-27 | 2011-04-26 | Openpeak Inc. | Method, system, and computer program product for managing controlled residential or non-residential environments |
| 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 |
| 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 |
| US20100250260A1 (en) | 2007-11-06 | 2010-09-30 | Lasse Laaksonen | 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 |
| EP2293295A3 (en) * | 2008-03-10 | 2011-09-07 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Device and method for manipulating an audio signal having a transient event |
| EP2301026B1 (en) | 2008-07-11 | 2020-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal synthesizer and audio signal encoder |
| 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 |
| TWI430264B (zh) * | 2009-01-16 | 2014-03-11 | Dolby Int Ab | 交叉乘積加強之諧波移調 |
| TWI614989B (zh) | 2009-02-18 | 2018-02-11 | 杜比國際公司 | 用於高頻重建之複指數調變濾波器組 |
| 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 |
| 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 |
| TWI675367B (zh) | 2009-05-27 | 2019-10-21 | 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 |
| US8971551B2 (en) * | 2009-09-18 | 2015-03-03 | Dolby International Ab | Virtual bass synthesis using harmonic transposition |
| 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 |
| CN103559891B (zh) * | 2009-09-18 | 2016-05-11 | 杜比国际公司 | 改进的谐波转置 |
| PL3998606T3 (pl) * | 2009-10-21 | 2023-03-06 | Dolby International Ab | Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji |
| UA102347C2 (ru) | 2010-01-19 | 2013-06-25 | Долби Интернешнл Аб | Усовершенствованное гармоническое преобразование на основе блока поддиапазонов |
| AU2011226211B2 (en) | 2010-03-09 | 2014-01-09 | Dolby International Ab | Apparatus and method for processing an audio signal using patch border alignment |
| WO2011110494A1 (en) | 2010-03-09 | 2011-09-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Improved magnitude response and temporal alignment in phase vocoder based bandwidth extension for audio signals |
| KR101364685B1 (ko) | 2010-04-13 | 2014-02-19 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호의 샘플 정밀 표현을 위한 방법 및 인코더와 디코더 |
| US9047875B2 (en) * | 2010-07-19 | 2015-06-02 | Futurewei Technologies, Inc. | Spectrum flatness control for bandwidth extension |
| CA3209829C (en) * | 2010-07-19 | 2024-05-21 | Dolby International Ab | Processing of audio signals during high frequency reconstruction |
| US8996976B2 (en) | 2011-09-06 | 2015-03-31 | Microsoft Technology Licensing, Llc | Hyperlink destination visibility |
| JP2013068587A (ja) | 2011-09-22 | 2013-04-18 | Nippon Water Solution:Kk | 携帯型時間積分式漏水発見装置 |
| 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 |
| 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 |
| US10510355B2 (en) * | 2013-09-12 | 2019-12-17 | Dolby International Ab | Time-alignment of QMF based processing data |
| 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 |
| WO2015150384A1 (en) * | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| TWI771266B (zh) | 2015-03-13 | 2022-07-11 | 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 |
| 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 |
| TWI834582B (zh) | 2018-01-26 | 2024-03-01 | 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 |
-
2019
- 2019-04-25 IL IL310202A patent/IL310202A/en unknown
- 2019-04-25 MA MA052530A patent/MA52530A/fr unknown
- 2019-04-25 MX MX2020011206A patent/MX2020011206A/es unknown
- 2019-04-25 SG SG11202010374VA patent/SG11202010374VA/en unknown
- 2019-04-25 KR KR1020207033978A patent/KR20210005164A/ko active Search and Examination
- 2019-04-25 CA CA3098064A patent/CA3098064A1/en active Pending
- 2019-04-25 EP EP19719519.1A patent/EP3785260A1/en not_active Ceased
- 2019-04-25 AU AU2019258524A patent/AU2019258524B2/en active Active
- 2019-04-25 BR BR112020021832-4A patent/BR112020021832A2/pt unknown
- 2019-04-25 IL IL303445A patent/IL303445B2/en unknown
- 2019-04-25 JP JP2020559398A patent/JP7252976B2/ja active Active
- 2019-04-25 US US17/050,669 patent/US11527256B2/en active Active
- 2019-04-25 IL IL278223A patent/IL278223B2/en unknown
- 2019-04-25 WO PCT/EP2019/060600 patent/WO2019207036A1/en active Application Filing
- 2019-04-25 CN CN201980034785.5A patent/CN112189231A/zh active Pending
-
2020
- 2020-10-20 ZA ZA2020/06518A patent/ZA202006518B/en unknown
- 2020-10-22 CL CL2020002745A patent/CL2020002745A1/es unknown
-
2022
- 2022-11-15 US US17/987,545 patent/US11810589B2/en active Active
-
2023
- 2023-02-23 US US18/113,418 patent/US11862185B2/en active Active
- 2023-02-23 US US18/113,406 patent/US11810592B2/en active Active
- 2023-02-23 US US18/113,397 patent/US11810591B2/en active Active
- 2023-02-23 US US18/113,391 patent/US11810590B2/en active Active
- 2023-03-24 JP JP2023048111A patent/JP7493076B2/ja active Active
- 2023-11-14 US US18/508,415 patent/US20240087590A1/en active Pending
-
2024
- 2024-04-10 AU AU2024202301A patent/AU2024202301A1/en active Pending
- 2024-04-11 AU AU2024202352A patent/AU2024202352A1/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7228607B2 (ja) | 全帯域ギャップ充填を備えた周波数ドメインプロセッサと時間ドメインプロセッサとを使用するオーディオ符号器及び復号器 | |
| US10373623B2 (en) | Apparatus and method for processing an audio signal to obtain a processed audio signal using a target time-domain envelope | |
| US20230386485A1 (en) | Audio encoder and decoder using a frequency domain processor , a time domain processor, and a cross processing for continuous initialization | |
| IL278573B2 (en) | Coordinate-inverse combination of high-frequency reconstruction techniques for audio signals | |
| JP6400702B2 (ja) | 符号化オーディオ信号の復号装置、方法およびコンピュータプログラム | |
| TWI469136B (zh) | 在一頻譜域中用以處理已解碼音訊信號之裝置及方法 | |
| JP2021157202A5 (ru) | ||
| US8606586B2 (en) | Bandwidth extension encoder for encoding an audio signal using a window controller | |
| JP6775063B2 (ja) | オーディオ信号復号器における改善された周波数帯域拡張 | |
| CA2927990C (en) | Audio bandwidth extension by insertion of temporal pre-shaped noise in frequency domain | |
| RU2021130811A (ru) | Интеграция методик реконструкции высоких частот с сокращенной задержкой постобработки | |
| CN103477388A (zh) | 声音信号混合解码器、声音信号混合编码器、声音信号解码方法及声音信号编码方法 | |
| EA038268B1 (ru) | Обратно совместимая компоновка гармонического транспозера для реконструкции высоких частот звуковых сигналов | |
| KR20160053999A (ko) | Qmf 기반 처리 데이터의 시간 정렬 | |
| JPWO2019207036A5 (ru) | ||
| IL310202A (en) | Combining high-frequency audio reconstruction techniques | |
| RU2020138094A (ru) | Интеграция методик реконструкции высоких частот звука | |
| RU2023105629A (ru) | Интеграция методик реконструкции высоких частот звука | |
| RU2021128983A (ru) | Обратно совместимая интеграция методов высокочастотного восстановления для аудиосигналов | |
| EA044947B1 (ru) | Обратно совместимая компоновка гармонического транспозера для реконструкции высоких частот звуковых сигналов | |
| KR20090043352A (ko) | 상호 운용성을 지원하는 오디오/스피치 신호의부호화/복호화 방법 및 시스템 |