CN107483762B - 一种基于有线通信的回声抵消方法 - Google Patents
一种基于有线通信的回声抵消方法 Download PDFInfo
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- CN107483762B CN107483762B CN201710756357.6A CN201710756357A CN107483762B CN 107483762 B CN107483762 B CN 107483762B CN 201710756357 A CN201710756357 A CN 201710756357A CN 107483762 B CN107483762 B CN 107483762B
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- communication
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- echo cancellation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/085—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using digital techniques
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Telephone Function (AREA)
Abstract
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Priority Applications (1)
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CN201710756357.6A CN107483762B (zh) | 2017-08-29 | 2017-08-29 | 一种基于有线通信的回声抵消方法 |
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CN201710756357.6A CN107483762B (zh) | 2017-08-29 | 2017-08-29 | 一种基于有线通信的回声抵消方法 |
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CN107483762A CN107483762A (zh) | 2017-12-15 |
CN107483762B true CN107483762B (zh) | 2020-07-03 |
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CN201710756357.6A Active CN107483762B (zh) | 2017-08-29 | 2017-08-29 | 一种基于有线通信的回声抵消方法 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1262012A (zh) * | 1997-05-07 | 2000-08-02 | 艾利森公司 | 一种用于通信系统的改进的回声消除器 |
JP2005286796A (ja) * | 2004-03-30 | 2005-10-13 | Matsushita Electric Works Ltd | 拡声通話装置 |
CN101030990A (zh) * | 2006-03-02 | 2007-09-05 | 三洋电机株式会社 | 回声防止电路、滤波系数设定方法及程序 |
CN102223456A (zh) * | 2010-04-14 | 2011-10-19 | 华为终端有限公司 | 回声信号处理方法及装置 |
CN106713570A (zh) * | 2015-07-21 | 2017-05-24 | 炬芯(珠海)科技有限公司 | 一种回声消除方法和装置 |
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2017
- 2017-08-29 CN CN201710756357.6A patent/CN107483762B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1262012A (zh) * | 1997-05-07 | 2000-08-02 | 艾利森公司 | 一种用于通信系统的改进的回声消除器 |
JP2005286796A (ja) * | 2004-03-30 | 2005-10-13 | Matsushita Electric Works Ltd | 拡声通話装置 |
CN101030990A (zh) * | 2006-03-02 | 2007-09-05 | 三洋电机株式会社 | 回声防止电路、滤波系数设定方法及程序 |
CN102223456A (zh) * | 2010-04-14 | 2011-10-19 | 华为终端有限公司 | 回声信号处理方法及装置 |
CN106713570A (zh) * | 2015-07-21 | 2017-05-24 | 炬芯(珠海)科技有限公司 | 一种回声消除方法和装置 |
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CN107483762A (zh) | 2017-12-15 |
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Address after: Kolding road high tech Zone of Suzhou City, Jiangsu province 215000 No. 78 Building No. 4 Room 201 Patentee after: Suzhou Yutai Microelectronics Co., Ltd Address before: Kolding road high tech Zone of Suzhou City, Jiangsu province 215000 No. 78 Building No. 4 Room 201 Patentee before: SUZHOU YUTAI CHETONG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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Address after: Room 201, building 4, No. 78, Keling Road, high tech Zone, Suzhou, Jiangsu 215159 Patentee after: Yutai Microelectronics Co.,Ltd. Address before: Room 201, building 4, No.78, Keling Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Yutai Microelectronics Co.,Ltd. |
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