| 基于AMBE-2000的数字语音传输系统 |
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| 引用本文： | 赵叶星,韦志棉.基于AMBE-2000的数字语音传输系统[J].无线电工程,2007,37(7):30-31. |
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| 作者姓名： | 赵叶星 韦志棉 |
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| 作者单位： | 北京航空航天大学,电子信息工程学院,北京,100083 |
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| 摘 要： | 介绍了AMBE-2000的工作原理及其应用,并结合实例给出了数字语音传输系统中AMBE-2000与TLV320AIC10的A/D、D/A接口电路。AMBE-2000是DVSI(Digital Voice System·Inc)公司的语音压缩解压缩芯片,它采用AMBE语音压缩技术,具有语音音质好和编码波特率低、功耗低等优点;TLV320AIC10是TI公司的低功耗∑-Δ型16位A/D、D/A音频接口芯片。应用AMBE-2000的数字语音传输系统可以在低速率下提供优良的语音质量,并能实现全双工、实时语音压缩解压缩功能,因此在卫星通信、移动通信等领域有着广泛的应用。
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| 关 键 词： | AMBE-2000 TLV320AIC10 数字语音传输 语音压缩 |
| 文章编号： | 1003-3106（2007）07-0030-02 |
| 修稿时间： | 2007-01-16 |
Digital Voice Transmission System Based on AMBE-2000 |
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| ZHAO Ye-xing,WEI Zhi-mian.Digital Voice Transmission System Based on AMBE-2000[J].Radio Engineering of China,2007,37(7):30-31. |
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| Authors: | ZHAO Ye-xing WEI Zhi-mian |
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| Affiliation: | Unmanned Aircraft System Institute of Beihang University, Belting 100083, China |
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| Abstract: | In this paper,the principle and applications of the AMBE-2000 is introduced.Also,with an example,the A/D and D/A interface circuit between AMBE-2000 and TLV320AIC10 in digital voice transmission system are introduced.AMBE-2000 is a voice codec product of DVSI(Digital Voice System.Inc.).Using the AMBE voice compression technology,AMBE-2000 provides high voice quality at low data rate with lower power consumption.TLV320AIC10 is a 16-bit A/D and D/A converter using over sampling sigma-delta technology.Digital voice transmission system using AMBE-2000 is widely used in the filed of satellite communications and mobile communications. |
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| Keywords: | AMBE-2000 TLV320AIC10 |
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