| 双音多频（DTMF）密码器的研究与实现 |
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| 引用本文： | 裴昌幸 刘平安. 双音多频（DTMF）密码器的研究与实现[J]. 电子科技, 1997, 0(4): 37-39 |
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| 作者姓名： | 裴昌幸 刘平安 |
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| 作者单位： | [1]西安电子科大通信工程学院 [2]延安机电建筑安装公司 |
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| 摘 要： | ＤＴＭＦ编码器以其误码率低、工作可靠而被广泛应用，特别是在无线电传输中更显示出它在调制、解解、发射、接收方面的突出优点性。文中介绍利用ＤＴＭＦ信号构成地密码器，对其电路进行分析论述，最后给出实现电路原理图。
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| 关 键 词： | DTMF 密码器 双音多频密码器 |
The Research on and the Realization of DTMF in a Cipher Coder |
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| Wan Jing Pei Changxing Qi Pingan. The Research on and the Realization of DTMF in a Cipher Coder[J]. Electronic Science and Technology, 1997, 0(4): 37-39 |
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| Authors: | Wan Jing Pei Changxing Qi Pingan |
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| Abstract: | The DTMF coder has found wide applications as a result of a very small error code rate and its reliability.Especially in the field of radio transmission,it has many advantages.In this paper,we introduce the DTMF application in the cipher coder,analyse its circuits and give the circuit configuration. |
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| Keywords: | DTMF cipher coder analyse and realization |
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