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1.前言分米波电视广播频段的开辟和使用是电视广播事业发展的必然趋势,美、日和欧洲各国为了解决米波段频道拥挤问题和增加节目套数,都先后开发了分米波电视广播频段。
1. Introduction The development and use of the decimeter television broadcasting frequency band is an inevitable trend in the development of the television broadcasting industry. The United States, Japan and European countries have successively developed the decaying television broadcasting frequency band in order to solve the problem of the mil-band channel congestion and increase the number of programs. .