PL2951817T3 - Wypełnianie szumem w perceptualnym transformatowym kodowaniu audio - Google Patents
Wypełnianie szumem w perceptualnym transformatowym kodowaniu audioInfo
- Publication number
- PL2951817T3 PL2951817T3 PL14701753T PL14701753T PL2951817T3 PL 2951817 T3 PL2951817 T3 PL 2951817T3 PL 14701753 T PL14701753 T PL 14701753T PL 14701753 T PL14701753 T PL 14701753T PL 2951817 T3 PL2951817 T3 PL 2951817T3
- Authority
- PL
- Poland
- Prior art keywords
- audio coding
- noise filling
- transform audio
- perceptual transform
- perceptual
- Prior art date
Links
Classifications
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- 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
- G10L19/012—Comfort noise or silence coding
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- 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
-
- 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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758209P | 2013-01-29 | 2013-01-29 | |
| EP14701753.7A EP2951817B1 (en) | 2013-01-29 | 2014-01-28 | Noise filling in perceptual transform audio coding |
| PCT/EP2014/051631 WO2014118176A1 (en) | 2013-01-29 | 2014-01-28 | Noise filling in perceptual transform audio coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2951817T3 true PL2951817T3 (pl) | 2019-05-31 |
Family
ID=50029035
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL14701753T PL2951817T3 (pl) | 2013-01-29 | 2014-01-28 | Wypełnianie szumem w perceptualnym transformatowym kodowaniu audio |
| PL18206224T PL3471093T3 (pl) | 2013-01-29 | 2014-01-28 | Wypełnianie szumem w perceptualnym transformatowym kodowaniu audio |
| PL14701991T PL2951818T3 (pl) | 2013-01-29 | 2014-01-28 | Koncepcja wypełniania szumem |
| PL18199319T PL3451334T3 (pl) | 2013-01-29 | 2014-01-28 | Koncepcja wypełniania szumem |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18206224T PL3471093T3 (pl) | 2013-01-29 | 2014-01-28 | Wypełnianie szumem w perceptualnym transformatowym kodowaniu audio |
| PL14701991T PL2951818T3 (pl) | 2013-01-29 | 2014-01-28 | Koncepcja wypełniania szumem |
| PL18199319T PL3451334T3 (pl) | 2013-01-29 | 2014-01-28 | Koncepcja wypełniania szumem |
Country Status (21)
| Country | Link |
|---|---|
| US (4) | US9524724B2 (pl) |
| EP (6) | EP3471093B1 (pl) |
| JP (2) | JP6289508B2 (pl) |
| KR (6) | KR101778220B1 (pl) |
| CN (5) | CN110197667B (pl) |
| AR (2) | AR094679A1 (pl) |
| AU (2) | AU2014211544B2 (pl) |
| BR (2) | BR112015017748B1 (pl) |
| CA (2) | CA2898029C (pl) |
| ES (4) | ES2796485T3 (pl) |
| HK (2) | HK1218345A1 (pl) |
| MX (2) | MX343572B (pl) |
| MY (2) | MY172238A (pl) |
| PL (4) | PL2951817T3 (pl) |
| PT (4) | PT3451334T (pl) |
| RU (2) | RU2660605C2 (pl) |
| SG (2) | SG11201505915YA (pl) |
| TR (2) | TR201902849T4 (pl) |
| TW (2) | TWI529700B (pl) |
| WO (2) | WO2014118175A1 (pl) |
| ZA (2) | ZA201506269B (pl) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2014211544B2 (en) | 2013-01-29 | 2017-03-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Noise filling in perceptual transform audio coding |
| BR112015018023B1 (pt) * | 2013-01-29 | 2022-06-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | Aparelho e método para sintetizar um sinal de áudio, decodificador, codificador e sistema |
| MX356164B (es) | 2013-11-13 | 2018-05-16 | Fraunhofer Ges Forschung | Codificador para codificar una señal de audio, sistema de audio de transmisión y método para determinar valores de corrección. |
| EP2980792A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an enhanced signal using independent noise-filling |
| EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| EP2980795A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
| DE102016104665A1 (de) | 2016-03-14 | 2017-09-14 | Ask Industries Gmbh | Verfahren und Vorrichtung zur Aufbereitung eines verlustbehaftet komprimierten Audiosignals |
| US10146500B2 (en) | 2016-08-31 | 2018-12-04 | Dts, Inc. | Transform-based audio codec and method with subband energy smoothing |
| TW202341126A (zh) | 2017-03-23 | 2023-10-16 | 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 |
| EP3483880A1 (en) * | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
| EP3483879A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Analysis/synthesis windowing function for modulated lapped transformation |
| WO2019166317A1 (en) * | 2018-02-27 | 2019-09-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | A spectrally adaptive noise filling tool (sanft) for perceptual transform coding of still and moving images |
| US10950251B2 (en) * | 2018-03-05 | 2021-03-16 | Dts, Inc. | Coding of harmonic signals in transform-based audio codecs |
| CN112735449B (zh) * | 2020-12-30 | 2023-04-14 | 北京百瑞互联技术有限公司 | 优化频域噪声整形的音频编码方法及装置 |
| CN113883672B (zh) * | 2021-09-13 | 2022-11-15 | Tcl空调器(中山)有限公司 | 噪音类型识别方法、空调器及计算机可读存储介质 |
| WO2023117144A1 (en) * | 2021-12-23 | 2023-06-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for spectrotemporally improved spectral gap filling in audio coding using a tilt |
| TW202345142A (zh) * | 2021-12-23 | 2023-11-16 | 弗勞恩霍夫爾協會 | 在音訊寫碼中使用傾斜用於頻譜時間改善頻譜間隙填充之方法及設備 |
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2014
- 2014-01-28 AU AU2014211544A patent/AU2014211544B2/en active Active
- 2014-01-28 KR KR1020167019946A patent/KR101778220B1/ko active IP Right Grant
- 2014-01-28 PT PT181993197T patent/PT3451334T/pt unknown
- 2014-01-28 WO PCT/EP2014/051630 patent/WO2014118175A1/en active Application Filing
- 2014-01-28 PT PT182062240T patent/PT3471093T/pt unknown
- 2014-01-28 KR KR1020157022497A patent/KR101897092B1/ko active IP Right Grant
- 2014-01-28 RU RU2015136505A patent/RU2660605C2/ru active
- 2014-01-28 EP EP18206224.0A patent/EP3471093B1/en active Active
- 2014-01-28 PL PL14701753T patent/PL2951817T3/pl unknown
- 2014-01-28 MY MYPI2015001884A patent/MY172238A/en unknown
- 2014-01-28 RU RU2015136502A patent/RU2631988C2/ru active
- 2014-01-28 ES ES18199319T patent/ES2796485T3/es active Active
- 2014-01-28 EP EP20164371.5A patent/EP3693962A1/en active Pending
- 2014-01-28 EP EP14701991.3A patent/EP2951818B1/en active Active
- 2014-01-28 PL PL18206224T patent/PL3471093T3/pl unknown
- 2014-01-28 KR KR1020177028123A patent/KR101926651B1/ko active IP Right Grant
- 2014-01-28 EP EP18199319.7A patent/EP3451334B1/en active Active
- 2014-01-28 TR TR2019/02849T patent/TR201902849T4/tr unknown
- 2014-01-28 WO PCT/EP2014/051631 patent/WO2014118176A1/en active Application Filing
- 2014-01-28 CA CA2898029A patent/CA2898029C/en active Active
- 2014-01-28 ES ES14701753T patent/ES2714289T3/es active Active
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2015
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2016
- 2016-06-03 HK HK16106324.6A patent/HK1218345A1/zh unknown
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2017
- 2017-09-07 US US15/698,442 patent/US10410642B2/en active Active
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2019
- 2019-07-26 US US16/523,588 patent/US11031022B2/en active Active
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