CN111133509A - 一种立体声信号处理方法及装置 - Google Patents
一种立体声信号处理方法及装置 Download PDFInfo
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- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- H—ELECTRICITY
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- H04S—STEREOPHONIC SYSTEMS
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- H—ELECTRICITY
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- H04S—STEREOPHONIC SYSTEMS
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Abstract
一种立体声信号处理方法及装置,其中方法包括:对当前帧的立体声信号进行时延估计,确定所述当前帧的声道间时间差;所述当前帧的声道间时间差为所述当前帧的第一声道信号与所述当前帧的第二声道信号之间的时间差;若所述当前帧的声道间时间差的符号与所述当前帧的前一帧的声道间时间差的符号不同,则根据所述当前帧的声道间时间差对所述当前帧的第一声道信号进行时延对齐处理、根据所述前一帧的声道间时间差对所述当前帧的第二声道信号进行时延对齐处理;所述第一声道信号为所述当前帧的目标声道信号,所述第二声道信号与所述前一帧的目标声道信号处于相同声道。
Description
PCT国内申请,说明书已公开。
Claims (40)
- PCT国内申请,权利要求书已公开。
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PCT/CN2017/116204 WO2018209942A1 (zh) | 2017-05-16 | 2017-12-14 | 一种立体声信号处理方法及装置 |
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CN111133509A true CN111133509A (zh) | 2020-05-08 |
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US (3) | US11200907B2 (zh) |
EP (3) | EP3611726B1 (zh) |
JP (3) | JP6907341B2 (zh) |
KR (4) | KR20230059178A (zh) |
CN (3) | CN108877815B (zh) |
BR (1) | BR112019024128A2 (zh) |
DK (1) | DK3916725T3 (zh) |
ES (2) | ES2886505T3 (zh) |
WO (1) | WO2018209942A1 (zh) |
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CN108877815B (zh) * | 2017-05-16 | 2021-02-23 | 华为技术有限公司 | 一种立体声信号处理方法及装置 |
WO2024100110A1 (en) * | 2022-11-09 | 2024-05-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Efficient time delay synthesis |
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2017
- 2017-05-16 CN CN201710344704.4A patent/CN108877815B/zh active Active
- 2017-12-14 KR KR1020237013298A patent/KR20230059178A/ko not_active Application Discontinuation
- 2017-12-14 JP JP2019563430A patent/JP6907341B2/ja active Active
- 2017-12-14 KR KR1020197035065A patent/KR102281614B1/ko active IP Right Grant
- 2017-12-14 ES ES17910275T patent/ES2886505T3/es active Active
- 2017-12-14 EP EP17910275.1A patent/EP3611726B1/en active Active
- 2017-12-14 KR KR1020217022936A patent/KR102391266B1/ko active IP Right Grant
- 2017-12-14 KR KR1020227013611A patent/KR102524957B1/ko active IP Right Grant
- 2017-12-14 EP EP22206319.0A patent/EP4198972A1/en active Pending
- 2017-12-14 EP EP21170417.6A patent/EP3916725B1/en active Active
- 2017-12-14 BR BR112019024128-0A patent/BR112019024128A2/pt active Search and Examination
- 2017-12-14 WO PCT/CN2017/116204 patent/WO2018209942A1/zh unknown
- 2017-12-14 CN CN201780090879.5A patent/CN111133509B/zh active Active
- 2017-12-14 DK DK21170417.6T patent/DK3916725T3/da active
- 2017-12-14 ES ES21170417T patent/ES2939311T3/es active Active
- 2017-12-14 CN CN202211367991.8A patent/CN115641855A/zh active Pending
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2019
- 2019-11-13 US US16/682,484 patent/US11200907B2/en active Active
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2021
- 2021-06-30 JP JP2021108943A patent/JP7248745B2/ja active Active
- 2021-10-27 US US17/512,202 patent/US11763825B2/en active Active
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2023
- 2023-03-16 JP JP2023041599A patent/JP2023085339A/ja active Pending
- 2023-08-14 US US18/449,281 patent/US20230395083A1/en active Pending
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Also Published As
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DK3916725T3 (da) | 2023-02-20 |
JP7248745B2 (ja) | 2023-03-29 |
ES2939311T3 (es) | 2023-04-20 |
US11763825B2 (en) | 2023-09-19 |
US20220051680A1 (en) | 2022-02-17 |
WO2018209942A1 (zh) | 2018-11-22 |
JP2020520478A (ja) | 2020-07-09 |
KR20210095220A (ko) | 2021-07-30 |
JP2021167965A (ja) | 2021-10-21 |
EP4198972A1 (en) | 2023-06-21 |
EP3611726B1 (en) | 2021-06-02 |
CN108877815A (zh) | 2018-11-23 |
US20200082834A1 (en) | 2020-03-12 |
ES2886505T3 (es) | 2021-12-20 |
US20230395083A1 (en) | 2023-12-07 |
JP6907341B2 (ja) | 2021-07-21 |
EP3916725B1 (en) | 2022-11-30 |
KR20220061250A (ko) | 2022-05-12 |
KR102524957B1 (ko) | 2023-04-25 |
EP3916725A1 (en) | 2021-12-01 |
JP2023085339A (ja) | 2023-06-20 |
CN111133509B (zh) | 2022-11-08 |
US11200907B2 (en) | 2021-12-14 |
EP3611726A4 (en) | 2020-03-25 |
BR112019024128A2 (pt) | 2020-06-02 |
KR20230059178A (ko) | 2023-05-03 |
CN115641855A (zh) | 2023-01-24 |
CN108877815B (zh) | 2021-02-23 |
KR20190141750A (ko) | 2019-12-24 |
EP3611726A1 (en) | 2020-02-19 |
KR102391266B1 (ko) | 2022-04-28 |
KR102281614B1 (ko) | 2021-07-29 |
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