Any cable television system can be regarded as a signal source, the preceding paragraph, transmission systems, end-user distribution network of four functional parts.
任何有线电视系统均可视为由旌旗灯号源、前段、传输系统、用户分派网四个功用局部构成。
2
Being related to communication and broadcast television area, the invention is in use for reducing cost of hardware in signaltransmission system.