EP3109611A4 - Signal encoding method and apparatus, and signal decoding method and apparatus - Google Patents
Signal encoding method and apparatus, and signal decoding method and apparatus Download PDFInfo
- Publication number
- EP3109611A4 EP3109611A4 EP15749031.9A EP15749031A EP3109611A4 EP 3109611 A4 EP3109611 A4 EP 3109611A4 EP 15749031 A EP15749031 A EP 15749031A EP 3109611 A4 EP3109611 A4 EP 3109611A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- signal
- encoding method
- decoding method
- signal decoding
- signal encoding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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
- G10L19/0212—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 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
- G10L19/002—Dynamic bit allocation
-
- 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)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461940798P | 2014-02-17 | 2014-02-17 | |
| PCT/KR2015/001668 WO2015122752A1 (ko) | 2014-02-17 | 2015-02-17 | 신호 부호화방법 및 장치와 신호 복호화방법 및 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3109611A1 EP3109611A1 (en) | 2016-12-28 |
| EP3109611A4 true EP3109611A4 (en) | 2017-08-30 |
Family
ID=57257234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP15749031.9A Ceased EP3109611A4 (en) | 2014-02-17 | 2015-02-17 | Signal encoding method and apparatus, and signal decoding method and apparatus |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3109611A4 (enrdf_load_stackoverflow) |
| JP (1) | JP6633547B2 (enrdf_load_stackoverflow) |
| KR (3) | KR102837715B1 (enrdf_load_stackoverflow) |
| CN (2) | CN110176241B (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105745703B (zh) | 2013-09-16 | 2019-12-10 | 三星电子株式会社 | 信号编码方法和装置以及信号解码方法和装置 |
| CN110176241B (zh) * | 2014-02-17 | 2023-10-31 | 三星电子株式会社 | 信号编码方法和设备以及信号解码方法和设备 |
| CN111968655B (zh) | 2014-07-28 | 2023-11-10 | 三星电子株式会社 | 信号编码方法和装置以及信号解码方法和装置 |
| WO2019091576A1 (en) * | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits |
| WO2019198383A1 (ja) * | 2018-04-13 | 2019-10-17 | 日本電信電話株式会社 | 符号化装置、復号装置、符号化方法、復号方法、プログラム、および記録媒体 |
| CN110992963B (zh) | 2019-12-10 | 2023-09-29 | 腾讯科技（深圳）有限公司 | 网络通话方法、装置、计算机设备及存储介质 |
| CN118296297B (zh) * | 2024-03-27 | 2025-01-07 | 上海交通大学 | 一种针对冲击信号的解耦方法和系统 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030061055A1 (en) * | 2001-05-08 | 2003-03-27 | Rakesh Taori | Audio coding |
| EP1798724A1 (en) * | 2004-11-05 | 2007-06-20 | Matsushita Electric Industrial Co., Ltd. | Encoder, decoder, encoding method, and decoding method |
| US20130290003A1 (en) * | 2012-03-21 | 2013-10-31 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding and decoding high frequency for bandwidth extension |
| EP3176780A1 (en) * | 2014-07-28 | 2017-06-07 | Samsung Electronics Co., Ltd. | Signal encoding method and apparatus and signal decoding method and apparatus |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5369724A (en) * | 1992-01-17 | 1994-11-29 | Massachusetts Institute Of Technology | Method and apparatus for encoding, decoding and compression of audio-type data using reference coefficients located within a band of coefficients |
| JP3685823B2 (ja) * | 1993-09-28 | 2005-08-24 | ソニー株式会社 | 信号符号化方法及び装置、並びに信号復号化方法及び装置 |
| US6717990B1 (en) * | 2000-01-05 | 2004-04-06 | General Dynamics Decision Systems, Inc. | Communication system and method for multi-rate, channel-optimized trellis-coded quantization |
| US6847684B1 (en) * | 2000-06-01 | 2005-01-25 | Hewlett-Packard Development Company, L.P. | Zero-block encoding |
| KR100851970B1 (ko) * | 2005-07-15 | 2008-08-12 | 삼성전자주식회사 | 오디오 신호의 중요주파수 성분 추출방법 및 장치와 이를이용한 저비트율 오디오 신호 부호화/복호화 방법 및 장치 |
| JP4640020B2 (ja) * | 2005-07-29 | 2011-03-02 | ソニー株式会社 | 音声符号化装置及び方法、並びに音声復号装置及び方法 |
| US8527265B2 (en) * | 2007-10-22 | 2013-09-03 | Qualcomm Incorporated | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
| EP2077550B8 (en) * | 2008-01-04 | 2012-03-14 | Dolby International AB | Audio encoder and decoder |
| ES2454020T3 (es) * | 2009-10-20 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador de audio, decodificador de audio, procedimiento para codificar información de audio, procedimiento y programa de computación que usa una regla dependiente de la región para un mapeado mediante codificación aritmética |
| CA2966987C (en) * | 2011-06-30 | 2019-09-03 | Samsung Electronics Co., Ltd. | Apparatus and method for generating bandwidth extension signal |
| KR102048076B1 (ko) * | 2011-09-28 | 2019-11-22 | 엘지전자 주식회사 | 음성 신호 부호화 방법 및 음성 신호 복호화 방법 그리고 이를 이용하는 장치 |
| KR20140085453A (ko) * | 2011-10-27 | 2014-07-07 | 엘지전자 주식회사 | 음성 신호 부호화 방법 및 복호화 방법과 이를 이용하는 장치 |
| CN110176241B (zh) * | 2014-02-17 | 2023-10-31 | 三星电子株式会社 | 信号编码方法和设备以及信号解码方法和设备 |
-
2015
- 2015-02-17 CN CN201910495957.0A patent/CN110176241B/zh active Active
- 2015-02-17 KR KR1020247000605A patent/KR102837715B1/ko active Active
- 2015-02-17 KR KR1020227012038A patent/KR102625143B1/ko active Active
- 2015-02-17 KR KR1020167022489A patent/KR102386738B1/ko active Active
- 2015-02-17 CN CN201580020096.0A patent/CN106233112B/zh active Active
- 2015-02-17 JP JP2016569544A patent/JP6633547B2/ja active Active
- 2015-02-17 EP EP15749031.9A patent/EP3109611A4/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030061055A1 (en) * | 2001-05-08 | 2003-03-27 | Rakesh Taori | Audio coding |
| EP1798724A1 (en) * | 2004-11-05 | 2007-06-20 | Matsushita Electric Industrial Co., Ltd. | Encoder, decoder, encoding method, and decoding method |
| US20130290003A1 (en) * | 2012-03-21 | 2013-10-31 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding and decoding high frequency for bandwidth extension |
| EP3176780A1 (en) * | 2014-07-28 | 2017-06-07 | Samsung Electronics Co., Ltd. | Signal encoding method and apparatus and signal decoding method and apparatus |
Non-Patent Citations (3)
| Title |
|---|
| "3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Codec for Enhanced Voice Services (EVS); Detailed Algorithmic Description (Release 12)", 3GPP STANDARD; 3GPP TS 26.445, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. SA WG4, no. V12.0.0, 23 September 2014 (2014-09-23), pages 262 - 400, XP050925847 * |
| "6.2 MDCT Coding mode decoding", 10 December 2014 (2014-12-10), XP050913052, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/Specs/archive/26_series/26.445/> [retrieved on 20141210] * |
| See also references of WO2015122752A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240008413A (ko) | 2024-01-18 |
| KR102837715B1 (ko) | 2025-07-22 |
| JP6633547B2 (ja) | 2020-01-22 |
| KR102625143B1 (ko) | 2024-01-15 |
| CN106233112B (zh) | 2019-06-28 |
| CN106233112A (zh) | 2016-12-14 |
| KR102386738B1 (ko) | 2022-04-14 |
| KR20160122160A (ko) | 2016-10-21 |
| CN110176241B (zh) | 2023-10-31 |
| KR20220051028A (ko) | 2022-04-25 |
| CN110176241A (zh) | 2019-08-27 |
| EP3109611A1 (en) | 2016-12-28 |
| JP2017506771A (ja) | 2017-03-09 |
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