SG11201601691RA - Bandwidth extension method and apparatus - Google Patents
Bandwidth extension method and apparatusInfo
- Publication number
- SG11201601691RA SG11201601691RA SG11201601691RA SG11201601691RA SG11201601691RA SG 11201601691R A SG11201601691R A SG 11201601691RA SG 11201601691R A SG11201601691R A SG 11201601691RA SG 11201601691R A SG11201601691R A SG 11201601691RA SG 11201601691R A SG11201601691R A SG 11201601691RA
- Authority
- SG
- Singapore
- Prior art keywords
- bandwidth extension
- extension method
- bandwidth
- extension
- 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
- G10L19/04—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
- G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- 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
- G10L19/08—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
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
- G10L21/0388—Details of processing therefor
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0002—Codebook adaptations
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
- G10L2025/906—Pitch tracking
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- External Artificial Organs (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310444398.3A CN104517610B (zh) | 2013-09-26 | 2013-09-26 | 频带扩展的方法及装置 |
| PCT/CN2014/075420 WO2015043161A1 (fr) | 2013-09-26 | 2014-04-15 | Procédé et dispositif d'extension de bande passante |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201601691RA true SG11201601691RA (en) | 2016-04-28 |
Family
ID=52741937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201601691RA SG11201601691RA (en) | 2013-09-26 | 2014-04-15 | Bandwidth extension method and apparatus |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US9666201B2 (fr) |
| EP (2) | EP3611729B1 (fr) |
| JP (1) | JP6423420B2 (fr) |
| KR (2) | KR101893454B1 (fr) |
| CN (2) | CN104517610B (fr) |
| BR (1) | BR112016005850B1 (fr) |
| ES (2) | ES2924905T3 (fr) |
| PL (1) | PL3611729T3 (fr) |
| SG (1) | SG11201601691RA (fr) |
| WO (1) | WO2015043161A1 (fr) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103426441B (zh) | 2012-05-18 | 2016-03-02 | 华为技术有限公司 | 检测基音周期的正确性的方法和装置 |
| CN105976830B (zh) | 2013-01-11 | 2019-09-20 | 华为技术有限公司 | 音频信号编码和解码方法、音频信号编码和解码装置 |
| CN104217727B (zh) * | 2013-05-31 | 2017-07-21 | 华为技术有限公司 | 信号解码方法及设备 |
| FR3008533A1 (fr) | 2013-07-12 | 2015-01-16 | Orange | Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences |
| CN105761723B (zh) * | 2013-09-26 | 2019-01-15 | 华为技术有限公司 | 一种高频激励信号预测方法及装置 |
| CN104517610B (zh) * | 2013-09-26 | 2018-03-06 | 华为技术有限公司 | 频带扩展的方法及装置 |
| EP2980794A1 (fr) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codeur et décodeur audio utilisant un processeur du domaine fréquentiel et processeur de domaine temporel |
| EP2980795A1 (fr) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codage et décodage audio à l'aide d'un processeur de domaine fréquentiel, processeur de domaine temporel et processeur transversal pour l'initialisation du processeur de domaine temporel |
| US9837089B2 (en) * | 2015-06-18 | 2017-12-05 | Qualcomm Incorporated | High-band signal generation |
| US10847170B2 (en) | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
| MY191093A (en) * | 2016-02-17 | 2022-05-30 | Fraunhofer Ges Forschung | Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing |
| CN105869653B (zh) * | 2016-05-31 | 2019-07-12 | 华为技术有限公司 | 话音信号处理方法和相关装置和系统 |
| CN105959974B (zh) * | 2016-06-14 | 2019-11-29 | 深圳市海思半导体有限公司 | 一种预测空口带宽的方法和装置 |
| US10475457B2 (en) | 2017-07-03 | 2019-11-12 | Qualcomm Incorporated | Time-domain inter-channel prediction |
| CN108630212B (zh) * | 2018-04-03 | 2021-05-07 | 湖南商学院 | 非盲带宽扩展中高频激励信号的感知重建方法与装置 |
| WO2019213965A1 (fr) * | 2018-05-11 | 2019-11-14 | 华为技术有限公司 | Procédé de traitement de signal vocal et dispositif mobile |
| CN110660402B (zh) | 2018-06-29 | 2022-03-29 | 华为技术有限公司 | 立体声信号编码过程中确定加权系数的方法和装置 |
| CN109150399B (zh) * | 2018-08-14 | 2021-04-13 | Oppo广东移动通信有限公司 | 数据传输方法、装置、电子设备及计算机可读介质 |
| CN115512709B (zh) * | 2021-06-07 | 2025-02-11 | 炬芯科技股份有限公司 | 一种音频数据的处理方法、对应装置、设备和存储介质 |
| CN113421584B (zh) * | 2021-07-05 | 2023-06-23 | 平安科技（深圳）有限公司 | 音频降噪方法、装置、计算机设备及存储介质 |
| CN114333892B (zh) * | 2021-10-22 | 2025-06-24 | 腾讯科技（深圳）有限公司 | 一种语音处理方法、装置、电子设备和可读介质 |
| WO2025199960A1 (fr) * | 2024-03-29 | 2025-10-02 | 瑞声开泰声学科技(上海)有限公司 | Procédé de traitement audio, dispositif électronique et support de stockage |
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| KR101826331B1 (ko) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
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| WO2013066236A2 (fr) * | 2011-11-02 | 2013-05-10 | Telefonaktiebolaget L M Ericsson (Publ) | Codage/décodage audio basé sur une représentation efficace de coefficients auto-régressifs |
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| CN104517610B (zh) * | 2013-09-26 | 2018-03-06 | 华为技术有限公司 | 频带扩展的方法及装置 |
| US9595269B2 (en) * | 2015-01-19 | 2017-03-14 | Qualcomm Incorporated | Scaling for gain shape circuitry |
-
2013
- 2013-09-26 CN CN201310444398.3A patent/CN104517610B/zh active Active
- 2013-09-26 CN CN201810119215.3A patent/CN108172239B/zh active Active
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2014
- 2014-04-15 ES ES19168007T patent/ES2924905T3/es active Active
- 2014-04-15 WO PCT/CN2014/075420 patent/WO2015043161A1/fr not_active Ceased
- 2014-04-15 JP JP2016517362A patent/JP6423420B2/ja active Active
- 2014-04-15 PL PL19168007.3T patent/PL3611729T3/pl unknown
- 2014-04-15 BR BR112016005850-0A patent/BR112016005850B1/pt active IP Right Grant
- 2014-04-15 SG SG11201601691RA patent/SG11201601691RA/en unknown
- 2014-04-15 KR KR1020177029371A patent/KR101893454B1/ko active Active
- 2014-04-15 ES ES14848724T patent/ES2745289T3/es active Active
- 2014-04-15 EP EP19168007.3A patent/EP3611729B1/fr active Active
- 2014-04-15 KR KR1020167007139A patent/KR101787711B1/ko active Active
- 2014-04-15 EP EP14848724.2A patent/EP3038105B1/fr active Active
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2016
- 2016-03-14 US US15/068,908 patent/US9666201B2/en active Active
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2017
- 2017-04-06 US US15/481,306 patent/US10186272B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3611729A1 (fr) | 2020-02-19 |
| JP6423420B2 (ja) | 2018-11-14 |
| EP3038105B1 (fr) | 2019-06-26 |
| WO2015043161A1 (fr) | 2015-04-02 |
| EP3611729B1 (fr) | 2022-06-08 |
| ES2924905T3 (es) | 2022-10-11 |
| BR112016005850B1 (pt) | 2020-12-08 |
| PL3611729T3 (pl) | 2022-09-12 |
| US20170213564A1 (en) | 2017-07-27 |
| KR101787711B1 (ko) | 2017-11-15 |
| KR20160044025A (ko) | 2016-04-22 |
| HK1206140A1 (en) | 2015-12-31 |
| KR20170117621A (ko) | 2017-10-23 |
| EP3038105A1 (fr) | 2016-06-29 |
| ES2745289T3 (es) | 2020-02-28 |
| CN104517610A (zh) | 2015-04-15 |
| CN108172239A (zh) | 2018-06-15 |
| KR101893454B1 (ko) | 2018-08-30 |
| CN104517610B (zh) | 2018-03-06 |
| JP2016537662A (ja) | 2016-12-01 |
| US20160196829A1 (en) | 2016-07-07 |
| US10186272B2 (en) | 2019-01-22 |
| US9666201B2 (en) | 2017-05-30 |
| CN108172239B (zh) | 2021-01-12 |
| EP3038105A4 (fr) | 2016-08-31 |
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