SG11201505947XA - Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm - Google Patents
Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithmInfo
- Publication number
- SG11201505947XA SG11201505947XA SG11201505947XA SG11201505947XA SG11201505947XA SG 11201505947X A SG11201505947X A SG 11201505947XA SG 11201505947X A SG11201505947X A SG 11201505947XA SG 11201505947X A SG11201505947X A SG 11201505947XA SG 11201505947X A SG11201505947X A SG 11201505947XA
- Authority
- SG
- Singapore
- Prior art keywords
- audio encoding
- encoding algorithm
- selecting
- algorithm
- audio
- Prior art date
Links
Classifications
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
- G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]
-
- 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
-
- 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
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- 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
- G10L19/0212—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 using orthogonal transformation
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758100P | 2013-01-29 | 2013-01-29 | |
| PCT/EP2014/051557 WO2014118136A1 (en) | 2013-01-29 | 2014-01-28 | Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201505947XA true SG11201505947XA (en) | 2015-09-29 |
Family
ID=50033499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201505947XA SG11201505947XA (en) | 2013-01-29 | 2014-01-28 | Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm |
Country Status (19)
| Country | Link |
|---|---|
| US (4) | US20150332698A1 (en) |
| EP (1) | EP2951820B1 (en) |
| JP (1) | JP6148810B2 (en) |
| KR (1) | KR101701081B1 (en) |
| CN (2) | CN110517700B (en) |
| AR (1) | AR094676A1 (en) |
| AU (1) | AU2014211583B2 (en) |
| BR (1) | BR112015018021B1 (en) |
| CA (1) | CA2899013C (en) |
| ES (1) | ES2616434T3 (en) |
| HK (1) | HK1218461A1 (en) |
| MX (1) | MX347410B (en) |
| MY (1) | MY189267A (en) |
| PL (1) | PL2951820T3 (en) |
| PT (1) | PT2951820T (en) |
| RU (1) | RU2618848C2 (en) |
| SG (1) | SG11201505947XA (en) |
| TW (1) | TWI549120B (en) |
| WO (1) | WO2014118136A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX347410B (en) * | 2013-01-29 | 2017-04-26 | Fraunhofer Ges Forschung | Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm. |
| EP2830052A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension |
| CN107452390B (en) | 2014-04-29 | 2021-10-26 | 华为技术有限公司 | Audio coding method and related device |
| RU2632151C2 (en) | 2014-07-28 | 2017-10-02 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Device and method of selection of one of first coding algorithm and second coding algorithm by using harmonic reduction |
| JP2016218345A (en) * | 2015-05-25 | 2016-12-22 | ヤマハ株式会社 | Sound material processor and sound material processing program |
| WO2017050398A1 (en) * | 2015-09-25 | 2017-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for signal-adaptive switching of the overlap ratio in audio transform coding |
| US10225730B2 (en) * | 2016-06-24 | 2019-03-05 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio sensor selection in an audience measurement device |
| WO2019199995A1 (en) * | 2018-04-11 | 2019-10-17 | Dolby Laboratories Licensing Corporation | Perceptually-based loss functions for audio encoding and decoding based on machine learning |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR0107420A (en) | 2000-11-03 | 2002-10-08 | Koninkl Philips Electronics Nv | Processes for encoding an input and decoding signal, modeled modified signal, storage medium, decoder, audio player, and signal encoding apparatus |
| US6934676B2 (en) * | 2001-05-11 | 2005-08-23 | Nokia Mobile Phones Ltd. | Method and system for inter-channel signal redundancy removal in perceptual audio coding |
| DE10124420C1 (en) * | 2001-05-18 | 2002-11-28 | Siemens Ag | Coding method for transmission of speech signals uses analysis-through-synthesis method with adaption of amplification factor for excitation signal generator |
| DE102004007200B3 (en) * | 2004-02-13 | 2005-08-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device for audio encoding has device for using filter to obtain scaled, filtered audio value, device for quantizing it to obtain block of quantized, scaled, filtered audio values and device for including information in coded signal |
| 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 |
| FI118835B (en) | 2004-02-23 | 2008-03-31 | Nokia Corp | Select end of a coding model |
| FI119533B (en) * | 2004-04-15 | 2008-12-15 | Nokia Corp | Coding of audio signals |
| ES2338117T3 (en) | 2004-05-17 | 2010-05-04 | Nokia Corporation | AUDIO CODING WITH DIFFERENT LENGTHS OF CODING FRAME. |
| US7739120B2 (en) | 2004-05-17 | 2010-06-15 | Nokia Corporation | Selection of coding models for encoding an audio signal |
| RU2393552C2 (en) * | 2004-09-17 | 2010-06-27 | Конинклейке Филипс Электроникс Н.В. | Combined audio coding, which minimises perceived distortion |
| EP1815463A1 (en) * | 2004-11-05 | 2007-08-08 | Koninklijke Philips Electronics N.V. | Efficient audio coding using signal properties |
| DE602006002739D1 (en) * | 2006-06-30 | 2008-10-23 | Fraunhofer Ges Forschung | Audio coder, audio decoder and audio processor with a dynamically variable warp characteristic |
| US7873511B2 (en) * | 2006-06-30 | 2011-01-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| JP4984983B2 (en) * | 2007-03-09 | 2012-07-25 | 富士通株式会社 | Encoding apparatus and encoding method |
| US8527265B2 (en) * | 2007-10-22 | 2013-09-03 | Qualcomm Incorporated | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
| EP2144230A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
| EP2146344B1 (en) | 2008-07-17 | 2016-07-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding/decoding scheme having a switchable bypass |
| KR101649376B1 (en) * | 2008-10-13 | 2016-08-31 | 한국전자통신연구원 | Encoding and decoding apparatus for linear predictive coder residual signal of modified discrete cosine transform based unified speech and audio coding |
| PL2473995T3 (en) * | 2009-10-20 | 2015-06-30 | Fraunhofer Ges Forschung | Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
| KR20130108281A (en) * | 2010-09-10 | 2013-10-02 | 파나소닉 주식회사 | Encoder apparatus and encoding method |
| AR085217A1 (en) * | 2011-02-14 | 2013-09-18 | Fraunhofer Ges Forschung | APPARATUS AND METHOD FOR CODING A PORTION OF AN AUDIO SIGNAL USING DETECTION OF A TRANSIENT AND QUALITY RESULT |
| MX347410B (en) * | 2013-01-29 | 2017-04-26 | Fraunhofer Ges Forschung | Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm. |
| RU2632151C2 (en) * | 2014-07-28 | 2017-10-02 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Device and method of selection of one of first coding algorithm and second coding algorithm by using harmonic reduction |
-
2014
- 2014-01-28 MX MX2015009745A patent/MX347410B/en active IP Right Grant
- 2014-01-28 SG SG11201505947XA patent/SG11201505947XA/en unknown
- 2014-01-28 KR KR1020157020596A patent/KR101701081B1/en active IP Right Grant
- 2014-01-28 BR BR112015018021-3A patent/BR112015018021B1/en active IP Right Grant
- 2014-01-28 RU RU2015136467A patent/RU2618848C2/en active
- 2014-01-28 AU AU2014211583A patent/AU2014211583B2/en active Active
- 2014-01-28 EP EP14702505.0A patent/EP2951820B1/en active Active
- 2014-01-28 PT PT147025050T patent/PT2951820T/en unknown
- 2014-01-28 MY MYPI2015001901A patent/MY189267A/en unknown
- 2014-01-28 CA CA2899013A patent/CA2899013C/en active Active
- 2014-01-28 WO PCT/EP2014/051557 patent/WO2014118136A1/en active Application Filing
- 2014-01-28 CN CN201910556401.8A patent/CN110517700B/en active Active
- 2014-01-28 CN CN201480019093.0A patent/CN105229736B/en active Active
- 2014-01-28 PL PL14702505T patent/PL2951820T3/en unknown
- 2014-01-28 ES ES14702505.0T patent/ES2616434T3/en active Active
- 2014-01-28 JP JP2015554187A patent/JP6148810B2/en active Active
- 2014-01-29 TW TW103103528A patent/TWI549120B/en active
- 2014-01-29 AR ARP140100292A patent/AR094676A1/en active IP Right Grant
-
2015
- 2015-07-29 US US14/812,138 patent/US20150332698A1/en not_active Abandoned
-
2016
- 2016-06-06 HK HK16106405.8A patent/HK1218461A1/en unknown
-
2018
- 2018-10-01 US US16/148,993 patent/US10622000B2/en active Active
-
2020
- 2020-03-31 US US16/836,857 patent/US11521631B2/en active Active
-
2022
- 2022-11-23 US US18/058,389 patent/US11908485B2/en active Active
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