HK1218345A1 - 感知轉換音頻編碼中的噪聲填充 - Google Patents
感知轉換音頻編碼中的噪聲填充Info
- Publication number
- HK1218345A1 HK1218345A1 HK16106324.6A HK16106324A HK1218345A1 HK 1218345 A1 HK1218345 A1 HK 1218345A1 HK 16106324 A HK16106324 A HK 16106324A HK 1218345 A1 HK1218345 A1 HK 1218345A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio coding
- noise filling
- transform audio
- perceptual transform
- perceptual
- Prior art date
Links
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
- G10L19/02—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)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Noise Elimination (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Stereo-Broadcasting Methods (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758209P | 2013-01-29 | 2013-01-29 | |
| PCT/EP2014/051631 WO2014118176A1 (en) | 2013-01-29 | 2014-01-28 | Noise filling in perceptual transform audio coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1218345A1 true HK1218345A1 (zh) | 2017-02-10 |
Family
ID=50029035
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK16106324.6A HK1218345A1 (zh) | 2013-01-29 | 2016-06-03 | 感知轉換音頻編碼中的噪聲填充 |
| HK16106322.8A HK1218344A1 (zh) | 2013-01-29 | 2016-06-03 | 噪聲填充概念 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK16106322.8A HK1218344A1 (zh) | 2013-01-29 | 2016-06-03 | 噪聲填充概念 |
Country Status (21)
| Country | Link |
|---|---|
| US (4) | US9524724B2 (zh) |
| EP (5) | EP3451334B1 (zh) |
| JP (2) | JP6289508B2 (zh) |
| KR (6) | KR101926651B1 (zh) |
| CN (5) | CN110197667B (zh) |
| AR (2) | AR094679A1 (zh) |
| AU (2) | AU2014211544B2 (zh) |
| BR (2) | BR112015017633B1 (zh) |
| CA (2) | CA2898024C (zh) |
| ES (4) | ES2834929T3 (zh) |
| HK (2) | HK1218345A1 (zh) |
| MX (2) | MX345160B (zh) |
| MY (2) | MY172238A (zh) |
| PL (4) | PL2951817T3 (zh) |
| PT (4) | PT2951818T (zh) |
| RU (2) | RU2631988C2 (zh) |
| SG (2) | SG11201505915YA (zh) |
| TR (2) | TR201902394T4 (zh) |
| TW (2) | TWI536367B (zh) |
| WO (2) | WO2014118176A1 (zh) |
| ZA (2) | ZA201506269B (zh) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2834929T3 (es) | 2013-01-29 | 2021-06-21 | Fraunhofer Ges Forschung | Llenado con ruido en la codificación de audio por transformada perceptual |
| 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 |
| BR112016010197B1 (pt) | 2013-11-13 | 2021-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador para codificar um sinal áudio, sistema de transmissão de áudio e método para determinar os valores de correção |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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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| US5040217A (en) * | 1989-10-18 | 1991-08-13 | At&T Bell Laboratories | Perceptual coding of audio signals |
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| US6167133A (en) | 1997-04-02 | 2000-12-26 | At&T Corporation | Echo detection, tracking, cancellation and noise fill in real time in a communication system |
| 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) |
| JP2004522198A (ja) * | 2001-05-08 | 2004-07-22 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 音声符号化方法 |
| US7447631B2 (en) * | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| CA2454296A1 (en) * | 2003-12-29 | 2005-06-29 | Nokia Corporation | Method and device for speech enhancement in the presence of background noise |
| CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
| BRPI0607251A2 (pt) * | 2005-01-31 | 2017-06-13 | Sonorit Aps | método para concatenar um primeiro quadro de amostras e um segundo quadro subseqüente de amostras, código de programa executável por computador, dispositivo de armazenamento de programa, e, arranjo para receber um sinal de áudio digitalizado |
| KR100707186B1 (ko) * | 2005-03-24 | 2007-04-13 | 삼성전자주식회사 | 오디오 부호화 및 복호화 장치와 그 방법 및 기록 매체 |
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| CN101303855B (zh) * | 2007-05-11 | 2011-06-22 | 华为技术有限公司 | 一种舒适噪声参数产生方法和装置 |
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| HUE037111T2 (hu) * | 2011-03-10 | 2018-08-28 | Ericsson Telefon Ab L M | Nem-kódolt al-vektorok kitöltése transzformációsan kódolt audio jelekben |
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2014
- 2014-01-28 ES ES18206224T patent/ES2834929T3/es active Active
- 2014-01-28 JP JP2015555679A patent/JP6289508B2/ja active Active
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- 2014-01-28 MY MYPI2015001884A patent/MY172238A/en unknown
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- 2014-01-28 ES ES18199319T patent/ES2796485T3/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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