| 播出前端射频自动循环监控、监录系统简介 |
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| 引用本文： | 欧建生.播出前端射频自动循环监控、监录系统简介[J].中国有线电视,2005(19):1986-1987. |
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| 作者姓名： | 欧建生 |
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| 作者单位： | 南平电视台,福建,南平,353000 |
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| 摘 要： | 介绍了有线电视播出前端"射频自动循环监控、监录系统"的作用和制作方法.该系统可实现前端输入、输出信号同时监控,双层防范,从而有效遏制非法信号的干扰和攻击.该系统制作简单,资金投入少,安全可靠,适用于市县级有线播出前端信号的监控、监录.
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| 关 键 词： | 有线电视 播出前端 射频 循环监控 |
| 文章编号： | 1007-7022（2005）19-1986-02 |
| 收稿时间： | 2005-08-22 |
| 修稿时间： | 2005年8月22日 |
Introduction of the Automatic Circulation Supervising and Recording System in Front Frequency |
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| OU Jian-sheng.Introduction of the Automatic Circulation Supervising and Recording System in Front Frequency[J].China Cable Television,2005(19):1986-1987. |
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| Authors: | OU Jian-sheng |
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| Abstract: | This text has recommended in detail the function and manufacture method of the automatic circulation supervising and recording system of front frequency. It can realize control the front inputting, outputting signal at the same time, take precautions double layers. Thus the interference and attack in such illegal signals are prevented. This system is made simply, little fund inputting, safe and reliable. It can be used to the control and recording of front signal in many places. |
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| Keywords: | cable TV radio frequency circulation system |
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