CN101727906A - 高频带信号的编解码方法及装置 - Google Patents
高频带信号的编解码方法及装置 Download PDFInfo
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- CN101727906A CN101727906A CN200810171591A CN200810171591A CN101727906A CN 101727906 A CN101727906 A CN 101727906A CN 200810171591 A CN200810171591 A CN 200810171591A CN 200810171591 A CN200810171591 A CN 200810171591A CN 101727906 A CN101727906 A CN 101727906A
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- 238000000034 method Methods 0.000 title claims abstract description 52
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- 238000009499 grossing Methods 0.000 claims description 29
- 230000002123 temporal effect Effects 0.000 claims description 26
- 238000007493 shaping process Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 8
- 230000003595 spectral effect Effects 0.000 claims description 7
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- 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
- G10L19/0204—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 subband decomposition
- G10L19/0208—Subband vocoders
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- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN2008101715913A CN101727906B (zh) | 2008-10-29 | 2008-10-29 | 高频带信号的编解码方法及装置 |
PCT/CN2009/073129 WO2010048827A1 (zh) | 2008-10-29 | 2009-08-06 | 高频带信号的编解码方法及装置 |
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CN2008101715913A CN101727906B (zh) | 2008-10-29 | 2008-10-29 | 高频带信号的编解码方法及装置 |
Publications (2)
Publication Number | Publication Date |
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CN101727906A true CN101727906A (zh) | 2010-06-09 |
CN101727906B CN101727906B (zh) | 2012-02-01 |
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CN2008101715913A Expired - Fee Related CN101727906B (zh) | 2008-10-29 | 2008-10-29 | 高频带信号的编解码方法及装置 |
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CN (1) | CN101727906B (zh) |
WO (1) | WO2010048827A1 (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8620673B2 (en) | 2009-05-14 | 2013-12-31 | Huawei Technologies Co., Ltd. | Audio decoding method and audio decoder |
CN104424950A (zh) * | 2013-09-03 | 2015-03-18 | 承芯微电子股份有限公司 | 高频声音信号编译码技术和系统 |
CN104681032A (zh) * | 2013-11-28 | 2015-06-03 | 中国移动通信集团公司 | 一种语音通信方法和设备 |
WO2015165264A1 (zh) * | 2014-04-29 | 2015-11-05 | 华为技术有限公司 | 处理信号的方法及设备 |
CN106663449A (zh) * | 2014-08-06 | 2017-05-10 | 索尼公司 | 编码装置和方法、解码装置和方法以及程序 |
CN107545900A (zh) * | 2017-08-16 | 2018-01-05 | 广州广晟数码技术有限公司 | 带宽扩展编码和解码中高频弦信号生成的方法和装置 |
WO2021007902A1 (zh) * | 2019-07-17 | 2021-01-21 | 南京人工智能高等研究院有限公司 | 语音滤波方法、装置、介质和电子设备 |
CN112992164A (zh) * | 2014-07-28 | 2021-06-18 | 日本电信电话株式会社 | 编码方法、装置、程序以及记录介质 |
CN113808597A (zh) * | 2020-05-30 | 2021-12-17 | 华为技术有限公司 | 一种音频编码方法和音频编码装置 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110556123B (zh) * | 2019-09-18 | 2024-01-19 | 腾讯科技(深圳)有限公司 | 频带扩展方法、装置、电子设备及计算机可读存储介质 |
CN115148217A (zh) * | 2022-06-15 | 2022-10-04 | 腾讯科技(深圳)有限公司 | 音频处理方法、装置、电子设备、存储介质及程序产品 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030187663A1 (en) * | 2002-03-28 | 2003-10-02 | Truman Michael Mead | Broadband frequency translation for high frequency regeneration |
WO2005112001A1 (ja) * | 2004-05-19 | 2005-11-24 | Matsushita Electric Industrial Co., Ltd. | 符号化装置、復号化装置、およびこれらの方法 |
JP4899359B2 (ja) * | 2005-07-11 | 2012-03-21 | ソニー株式会社 | 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体 |
CN101140759B (zh) * | 2006-09-08 | 2010-05-12 | 华为技术有限公司 | 语音或音频信号的带宽扩展方法及系统 |
-
2008
- 2008-10-29 CN CN2008101715913A patent/CN101727906B/zh not_active Expired - Fee Related
-
2009
- 2009-08-06 WO PCT/CN2009/073129 patent/WO2010048827A1/zh active Application Filing
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8620673B2 (en) | 2009-05-14 | 2013-12-31 | Huawei Technologies Co., Ltd. | Audio decoding method and audio decoder |
CN104424950B (zh) * | 2013-09-03 | 2017-09-29 | 承芯微电子股份有限公司 | 高频声音信号编译码系统和方法 |
CN104424950A (zh) * | 2013-09-03 | 2015-03-18 | 承芯微电子股份有限公司 | 高频声音信号编译码技术和系统 |
CN104681032A (zh) * | 2013-11-28 | 2015-06-03 | 中国移动通信集团公司 | 一种语音通信方法和设备 |
CN104681032B (zh) * | 2013-11-28 | 2018-05-11 | 中国移动通信集团公司 | 一种语音通信方法和设备 |
US9837088B2 (en) | 2014-04-29 | 2017-12-05 | Huawei Technologies Co., Ltd. | Signal processing method and device |
US11881226B2 (en) | 2014-04-29 | 2024-01-23 | Huawei Technologies Co., Ltd. | Signal processing method and device |
WO2015165264A1 (zh) * | 2014-04-29 | 2015-11-05 | 华为技术有限公司 | 处理信号的方法及设备 |
US10186271B2 (en) | 2014-04-29 | 2019-01-22 | Huawei Technologies Co., Ltd. | Signal processing method and device |
US10347264B2 (en) | 2014-04-29 | 2019-07-09 | Huawei Technologies Co., Ltd. | Signal processing method and device |
US10546591B2 (en) | 2014-04-29 | 2020-01-28 | Huawei Technologies Co., Ltd. | Signal processing method and device |
US11580996B2 (en) | 2014-04-29 | 2023-02-14 | Huawei Technologies Co., Ltd. | Signal processing method and device |
US11081121B2 (en) | 2014-04-29 | 2021-08-03 | Huawei Technologies Co., Ltd. | Signal processing method and device |
CN112992164A (zh) * | 2014-07-28 | 2021-06-18 | 日本电信电话株式会社 | 编码方法、装置、程序以及记录介质 |
CN106663449A (zh) * | 2014-08-06 | 2017-05-10 | 索尼公司 | 编码装置和方法、解码装置和方法以及程序 |
CN107545900B (zh) * | 2017-08-16 | 2020-12-01 | 广州广晟数码技术有限公司 | 带宽扩展编码和解码中高频弦信号生成的方法和装置 |
CN107545900A (zh) * | 2017-08-16 | 2018-01-05 | 广州广晟数码技术有限公司 | 带宽扩展编码和解码中高频弦信号生成的方法和装置 |
WO2021007902A1 (zh) * | 2019-07-17 | 2021-01-21 | 南京人工智能高等研究院有限公司 | 语音滤波方法、装置、介质和电子设备 |
CN113808597A (zh) * | 2020-05-30 | 2021-12-17 | 华为技术有限公司 | 一种音频编码方法和音频编码装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2010048827A1 (zh) | 2010-05-06 |
CN101727906B (zh) | 2012-02-01 |
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