PT2951817T - Preenchimento de ruído na codificação de áudio de transformada perceptual - Google Patents
Preenchimento de ruído na codificação de áudio de transformada perceptualInfo
- Publication number
- PT2951817T PT2951817T PT14701753T PT14701753T PT2951817T PT 2951817 T PT2951817 T PT 2951817T PT 14701753 T PT14701753 T PT 14701753T PT 14701753 T PT14701753 T PT 14701753T PT 2951817 T PT2951817 T PT 2951817T
- Authority
- PT
- Portugal
- 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 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
- G10L19/012—Comfort noise or silence coding
-
- 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
-
- 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
-
- 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Noise Elimination (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758209P | 2013-01-29 | 2013-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT2951817T true PT2951817T (pt) | 2019-02-25 |
Family
ID=50029035
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT14701753T PT2951817T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído na codificação de áudio de transformada perceptual |
| PT14701991T PT2951818T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
| PT182062240T PT3471093T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído na codificação de áudio de transformada perceptual |
| PT181993197T PT3451334T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT14701991T PT2951818T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
| PT182062240T PT3471093T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído na codificação de áudio de transformada perceptual |
| PT181993197T PT3451334T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
Country Status (20)
| Country | Link |
|---|---|
| US (4) | US9524724B2 (enExample) |
| EP (6) | EP2951817B1 (enExample) |
| JP (2) | JP6158352B2 (enExample) |
| KR (6) | KR101877906B1 (enExample) |
| CN (5) | CN105264597B (enExample) |
| AR (2) | AR094679A1 (enExample) |
| AU (2) | AU2014211543B2 (enExample) |
| BR (2) | BR112015017633B1 (enExample) |
| CA (2) | CA2898024C (enExample) |
| ES (6) | ES2834929T3 (enExample) |
| MX (2) | MX345160B (enExample) |
| MY (2) | MY172238A (enExample) |
| PL (6) | PL3451334T3 (enExample) |
| PT (4) | PT2951817T (enExample) |
| RU (2) | RU2660605C2 (enExample) |
| SG (2) | SG11201505893TA (enExample) |
| TR (2) | TR201902849T4 (enExample) |
| TW (2) | TWI536367B (enExample) |
| WO (2) | WO2014118176A1 (enExample) |
| ZA (2) | ZA201506266B (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105264597B (zh) * | 2013-01-29 | 2019-12-10 | 弗劳恩霍夫应用研究促进协会 | 感知转换音频编码中的噪声填充 |
| KR101737254B1 (ko) * | 2013-01-29 | 2017-05-17 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호, 디코더, 인코더, 시스템 및 컴퓨터 프로그램을 합성하기 위한 장치 및 방법 |
| EP3069338B1 (en) | 2013-11-13 | 2018-12-19 | Fraunhofer Gesellschaft zur Förderung der Angewand | Encoder for encoding an audio signal, audio transmission system and method for determining correction values |
| 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 |
| TW202546814A (zh) | 2017-03-23 | 2025-12-01 | 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 |
| 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 |
| EP3759917B1 (en) * | 2018-02-27 | 2024-07-24 | 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 |
| EP4165632A2 (en) * | 2020-06-11 | 2023-04-19 | Dolby Laboratories Licensing Corporation | Quantization and entropy coding of parameters for a low latency audio codec |
| 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 |
| 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 |
| 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 |
| CN114550750B (zh) * | 2022-01-26 | 2025-09-12 | 重庆中烟工业有限责任公司 | 一种按压爆珠声音大小确定方法 |
| EP4478355A1 (en) * | 2023-06-16 | 2024-12-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, audio encoder and method for coding of frames using a quantization noise shaping |
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2014
- 2014-01-28 CN CN201480019092.6A patent/CN105264597B/zh active Active
- 2014-01-28 PT PT14701753T patent/PT2951817T/pt unknown
- 2014-01-28 KR KR1020167019945A patent/KR101877906B1/ko active Active
- 2014-01-28 WO PCT/EP2014/051631 patent/WO2014118176A1/en not_active Ceased
- 2014-01-28 EP EP14701753.7A patent/EP2951817B1/en active Active
- 2014-01-28 PL PL18199319T patent/PL3451334T3/pl unknown
- 2014-01-28 PT PT14701991T patent/PT2951818T/pt unknown
- 2014-01-28 PT PT182062240T patent/PT3471093T/pt unknown
- 2014-01-28 EP EP18199319.7A patent/EP3451334B1/en active Active
- 2014-01-28 KR KR1020167019944A patent/KR101778217B1/ko active Active
- 2014-01-28 CA CA2898024A patent/CA2898024C/en active Active
- 2014-01-28 KR KR1020177028123A patent/KR101926651B1/ko active Active
- 2014-01-28 KR KR1020167019946A patent/KR101778220B1/ko active Active
- 2014-01-28 RU RU2015136505A patent/RU2660605C2/ru active
- 2014-01-28 SG SG11201505893TA patent/SG11201505893TA/en unknown
- 2014-01-28 EP EP14701991.3A patent/EP2951818B1/en active Active
- 2014-01-28 PL PL14701991T patent/PL2951818T3/pl unknown
- 2014-01-28 BR BR112015017633-0A patent/BR112015017633B1/pt active IP Right Grant
- 2014-01-28 PT PT181993197T patent/PT3451334T/pt unknown
- 2014-01-28 ES ES18206224T patent/ES2834929T3/es active Active
- 2014-01-28 ES ES18199319T patent/ES2796485T3/es active Active
- 2014-01-28 EP EP20192419.8A patent/EP3761312B1/en active Active
- 2014-01-28 BR BR112015017748-4A patent/BR112015017748B1/pt active IP Right Grant
- 2014-01-28 PL PL14701753T patent/PL2951817T3/pl unknown
- 2014-01-28 TR TR2019/02849T patent/TR201902849T4/tr unknown
- 2014-01-28 ES ES14701991T patent/ES2709360T3/es active Active
- 2014-01-28 WO PCT/EP2014/051630 patent/WO2014118175A1/en not_active Ceased
- 2014-01-28 EP EP18206224.0A patent/EP3471093B1/en active Active
- 2014-01-28 CN CN201910419610.8A patent/CN110189760B/zh active Active
- 2014-01-28 JP JP2015555680A patent/JP6158352B2/ja active Active
- 2014-01-28 MX MX2015009600A patent/MX345160B/es active IP Right Grant
- 2014-01-28 KR KR1020157022827A patent/KR101757347B1/ko active Active
- 2014-01-28 PL PL18206224T patent/PL3471093T3/pl unknown
- 2014-01-28 JP JP2015555679A patent/JP6289508B2/ja active Active
- 2014-01-28 CA CA2898029A patent/CA2898029C/en active Active
- 2014-01-28 PL PL20164371.5T patent/PL3693962T3/pl unknown
- 2014-01-28 CN CN201480006656.2A patent/CN105190749B/zh active Active
- 2014-01-28 EP EP20164371.5A patent/EP3693962B1/en active Active
- 2014-01-28 AU AU2014211543A patent/AU2014211543B2/en active Active
- 2014-01-28 CN CN201910420349.3A patent/CN110223704B/zh active Active
- 2014-01-28 MY MYPI2015001884A patent/MY172238A/en unknown
- 2014-01-28 KR KR1020157022497A patent/KR101897092B1/ko active Active
- 2014-01-28 AU AU2014211544A patent/AU2014211544B2/en active Active
- 2014-01-28 PL PL20192419.8T patent/PL3761312T3/pl unknown
- 2014-01-28 ES ES20164371T patent/ES2988974T3/es active Active
- 2014-01-28 SG SG11201505915YA patent/SG11201505915YA/en unknown
- 2014-01-28 ES ES14701753T patent/ES2714289T3/es active Active
- 2014-01-28 MX MX2015009601A patent/MX343572B/es active IP Right Grant
- 2014-01-28 MY MYPI2015001882A patent/MY185164A/en unknown
- 2014-01-28 RU RU2015136502A patent/RU2631988C2/ru active
- 2014-01-28 ES ES20192419T patent/ES2993241T3/es active Active
- 2014-01-28 CN CN201910419597.6A patent/CN110197667B/zh active Active
- 2014-01-28 TR TR2019/02394T patent/TR201902394T4/tr unknown
- 2014-01-29 TW TW103103524A patent/TWI536367B/zh active
- 2014-01-29 AR ARP140100295A patent/AR094679A1/es active IP Right Grant
- 2014-01-29 TW TW103103519A patent/TWI529700B/zh active
- 2014-01-29 AR ARP140100294A patent/AR094678A1/es active IP Right Grant
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2015
- 2015-07-28 US US14/811,748 patent/US9524724B2/en active Active
- 2015-07-29 US US14/812,354 patent/US9792920B2/en active Active
- 2015-08-27 ZA ZA2015/06266A patent/ZA201506266B/en unknown
- 2015-08-27 ZA ZA2015/06269A patent/ZA201506269B/en 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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