有线电视前端卫星信号安全接收措施

The Security Satellite Signal Receiver Measures in CATV Front End

从非法信号攻击卫星转发器的原理入手,探讨了有线电视前端卫星信号安全接收的措施,对保证有线电视的安全播出具有重要的参考意义。

This paper discusses the ways how to receive satellite signal safely from the principle of illegal signal attacking satellite repeater. This has important significance for CATV safety transmission.