PT3471093T - Preenchimento de ruído na codificação de áudio de transformada perceptual - Google Patents
Preenchimento de ruído na codificação de áudio de transformada perceptualInfo
- Publication number
- PT3471093T PT3471093T PT182062240T PT18206224T PT3471093T PT 3471093 T PT3471093 T PT 3471093T PT 182062240 T PT182062240 T PT 182062240T PT 18206224 T PT18206224 T PT 18206224T PT 3471093 T PT3471093 T PT 3471093T
- 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)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (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 |
|---|---|
| PT3471093T true PT3471093T (pt) | 2020-11-20 |
Family
ID=50029035
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT14701991T PT2951818T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
| PT14701753T PT2951817T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído na codificação de áudio de transformada perceptual |
| 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 Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT14701991T PT2951818T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
| PT14701753T PT2951817T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído na codificação de áudio de transformada perceptual |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT181993197T PT3451334T (pt) | 2013-01-29 | 2014-01-28 | Conceito de preenchimento de ruído |
Country Status (21)
| Country | Link |
|---|---|
| US (4) | US9524724B2 (pt) |
| EP (6) | EP3761312A1 (pt) |
| JP (2) | JP6289508B2 (pt) |
| KR (6) | KR101897092B1 (pt) |
| CN (5) | CN105190749B (pt) |
| AR (2) | AR094678A1 (pt) |
| AU (2) | AU2014211543B2 (pt) |
| BR (2) | BR112015017748B1 (pt) |
| CA (2) | CA2898024C (pt) |
| ES (4) | ES2709360T3 (pt) |
| HK (2) | HK1218345A1 (pt) |
| MX (2) | MX345160B (pt) |
| MY (2) | MY185164A (pt) |
| PL (4) | PL3471093T3 (pt) |
| PT (4) | PT2951818T (pt) |
| RU (2) | RU2631988C2 (pt) |
| SG (2) | SG11201505893TA (pt) |
| TR (2) | TR201902394T4 (pt) |
| TW (2) | TWI529700B (pt) |
| WO (2) | WO2014118175A1 (pt) |
| ZA (2) | ZA201506266B (pt) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6082126B2 (ja) * | 2013-01-29 | 2017-02-15 | 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． | 音声信号を合成するための装置及び方法、デコーダ、エンコーダ、システム及びコンピュータプログラム |
| RU2631988C2 (ru) | 2013-01-29 | 2017-09-29 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Заполнение шумом при аудиокодировании с перцепционным преобразованием |
| EP3483881A1 (en) | 2013-11-13 | 2019-05-15 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| EP3483880A1 (en) * | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
| EP3759917A1 (en) * | 2018-02-27 | 2021-01-06 | 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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| RU2631988C2 (ru) | 2013-01-29 | 2017-09-29 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Заполнение шумом при аудиокодировании с перцепционным преобразованием |
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2014
- 2014-01-28 RU RU2015136502A patent/RU2631988C2/ru active
- 2014-01-28 CN CN201480006656.2A patent/CN105190749B/zh active Active
- 2014-01-28 KR KR1020157022497A patent/KR101897092B1/ko active IP Right Grant
- 2014-01-28 ES ES14701991T patent/ES2709360T3/es active Active
- 2014-01-28 PL PL18206224T patent/PL3471093T3/pl unknown
- 2014-01-28 EP EP20192419.8A patent/EP3761312A1/en active Pending
- 2014-01-28 RU RU2015136505A patent/RU2660605C2/ru active
- 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 KR KR1020167019945A patent/KR101877906B1/ko active IP Right Grant
- 2014-01-28 ES ES18199319T patent/ES2796485T3/es active Active
- 2014-01-28 CA CA2898024A patent/CA2898024C/en active Active
- 2014-01-28 PL PL18199319T patent/PL3451334T3/pl unknown
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- 2014-01-28 CN CN201910419597.6A patent/CN110197667B/zh active Active
- 2014-01-28 CN CN201480019092.6A patent/CN105264597B/zh active Active
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- 2014-01-28 CN CN201910419610.8A patent/CN110189760B/zh active Active
- 2014-01-28 BR BR112015017748-4A patent/BR112015017748B1/pt active IP Right Grant
- 2014-01-28 PT PT14701991T patent/PT2951818T/pt unknown
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- 2014-01-28 WO PCT/EP2014/051630 patent/WO2014118175A1/en active Application Filing
- 2014-01-28 TR TR2019/02394T patent/TR201902394T4/tr unknown
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- 2014-01-28 WO PCT/EP2014/051631 patent/WO2014118176A1/en active Application Filing
- 2014-01-28 MY MYPI2015001884A patent/MY172238A/en unknown
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- 2014-01-28 KR KR1020167019944A patent/KR101778217B1/ko active IP Right Grant
- 2014-01-28 PT PT181993197T patent/PT3451334T/pt unknown
- 2014-01-28 EP EP14701991.3A patent/EP2951818B1/en active Active
- 2014-01-28 MX MX2015009600A patent/MX345160B/es active IP Right Grant
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- 2014-01-28 MX MX2015009601A patent/MX343572B/es active IP Right Grant
- 2014-01-28 KR KR1020167019946A patent/KR101778220B1/ko active IP Right Grant
- 2014-01-28 JP JP2015555680A patent/JP6158352B2/ja active Active
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- 2014-01-29 AR ARP140100294A patent/AR094678A1/es active IP Right Grant
- 2014-01-29 TW TW103103519A patent/TWI529700B/zh active
- 2014-01-29 TW TW103103524A patent/TWI536367B/zh active
- 2014-01-29 AR ARP140100295A patent/AR094679A1/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
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2016
- 2016-06-03 HK HK16106324.6A patent/HK1218345A1/zh unknown
- 2016-06-03 HK HK16106322.8A patent/HK1218344A1/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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