SG11201505915YA - Noise filling in perceptual transform audio coding - Google Patents
Noise filling in perceptual transform audio codingInfo
- Publication number
- SG11201505915YA SG11201505915YA SG11201505915YA SG11201505915YA SG11201505915YA SG 11201505915Y A SG11201505915Y A SG 11201505915YA SG 11201505915Y A SG11201505915Y A SG 11201505915YA SG 11201505915Y A SG11201505915Y A SG 11201505915YA SG 11201505915Y A SG11201505915Y A SG 11201505915YA
- Authority
- SG
- Singapore
- 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)
- Stereo-Broadcasting Methods (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Noise Elimination (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 |
|---|---|
| SG11201505915YA true SG11201505915YA (en) | 2015-09-29 |
Family
ID=50029035
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201505915YA SG11201505915YA (en) | 2013-01-29 | 2014-01-28 | Noise filling in perceptual transform audio coding |
| SG11201505893TA SG11201505893TA (en) | 2013-01-29 | 2014-01-28 | Noise filling concept |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201505893TA SG11201505893TA (en) | 2013-01-29 | 2014-01-28 | Noise filling concept |
Country Status (21)
| Country | Link |
|---|---|
| US (4) | US9524724B2 (en) |
| EP (6) | EP3761312A1 (en) |
| JP (2) | JP6158352B2 (en) |
| KR (6) | KR101877906B1 (en) |
| CN (5) | CN110189760B (en) |
| AR (2) | AR094679A1 (en) |
| AU (2) | AU2014211544B2 (en) |
| BR (2) | BR112015017748B1 (en) |
| CA (2) | CA2898029C (en) |
| ES (4) | ES2834929T3 (en) |
| HK (2) | HK1218344A1 (en) |
| MX (2) | MX343572B (en) |
| MY (2) | MY185164A (en) |
| PL (4) | PL3471093T3 (en) |
| PT (4) | PT3471093T (en) |
| RU (2) | RU2660605C2 (en) |
| SG (2) | SG11201505915YA (en) |
| TR (2) | TR201902849T4 (en) |
| TW (2) | TWI536367B (en) |
| WO (2) | WO2014118176A1 (en) |
| ZA (2) | ZA201506269B (en) |
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| KR101877906B1 (en) | 2013-01-29 | 2018-07-12 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | Noise Filling Concept |
| SG11201505903UA (en) * | 2013-01-29 | 2015-08-28 | Fraunhofer Ges Forschung | Apparatus and method for synthesizing an audio signal, decoder, encoder, system and computer program |
| RU2643646C2 (en) | 2013-11-13 | 2018-02-02 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Coder for audio signal coding, audio transmission system and method of determining correction values |
| 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 |
| 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 (en) * | 2016-03-14 | 2017-09-14 | Ask Industries Gmbh | Method and device for processing a lossy compressed audio signal |
| US10146500B2 (en) | 2016-08-31 | 2018-12-04 | Dts, Inc. | Transform-based audio codec and method with subband energy smoothing |
| TW202341126A (en) | 2017-03-23 | 2023-10-16 | 瑞典商都比國際公司 | Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals |
| 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 (en) * | 2020-12-30 | 2023-04-14 | 北京百瑞互联技术有限公司 | Audio coding method and device for optimizing frequency domain noise shaping |
| CN113883672B (en) * | 2021-09-13 | 2022-11-15 | Tcl空调器(中山)有限公司 | Noise type identification method, air conditioner and computer readable storage medium |
| 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 |
| WO2023118598A1 (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 |
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| KR101877906B1 (en) * | 2013-01-29 | 2018-07-12 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | Noise Filling Concept |
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2014
- 2014-01-28 KR KR1020167019945A patent/KR101877906B1/en active IP Right Grant
- 2014-01-28 PT PT182062240T patent/PT3471093T/en unknown
- 2014-01-28 CN CN201910419610.8A patent/CN110189760B/en active Active
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- 2014-01-28 BR BR112015017748-4A patent/BR112015017748B1/en active IP Right Grant
- 2014-01-28 MY MYPI2015001882A patent/MY185164A/en unknown
- 2014-01-28 PT PT14701991T patent/PT2951818T/en unknown
- 2014-01-28 EP EP20192419.8A patent/EP3761312A1/en active Pending
- 2014-01-28 CA CA2898029A patent/CA2898029C/en active Active
- 2014-01-28 KR KR1020157022827A patent/KR101757347B1/en active IP Right Grant
- 2014-01-28 TR TR2019/02849T patent/TR201902849T4/en unknown
- 2014-01-28 RU RU2015136505A patent/RU2660605C2/en active
- 2014-01-28 KR KR1020167019946A patent/KR101778220B1/en active IP Right Grant
- 2014-01-28 TR TR2019/02394T patent/TR201902394T4/en unknown
- 2014-01-28 MY MYPI2015001884A patent/MY172238A/en unknown
- 2014-01-28 EP EP18206224.0A patent/EP3471093B1/en active Active
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2015
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2016
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2017
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2019
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