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随着近几年科技的不断发展,我国通讯行业相比之前取得了质的飞跃,尤其在数字广播技术领域出现了许多大幅度提高人民生活水平的新技术。在现代生活中,广播电视是人民了解国家大事和国内外新闻最直接的途径,是人民了解生活各方面资讯最常用的方法,早已成为了生活必不可少的部分。实现广播电视的正常传播,其最重要的部分之一就是数字电视发射机,数字电视发射机的发展和进步,为我国数字电视质量的进步起到了重要的推动作用。基于此,将通过对我国数字电视发射机的工作原理进行分析阐述,并以此为依据将数字电视发射机在使用中常见的故障问题进行说明,方便以后维修人员开展工作,提高其工作效率。
With the continuous development of science and technology in recent years, the telecommunications industry in our country has made a qualitative leap compared to the previous years. In particular, there have been many new technologies for drastically improving people’s living standard in the field of digital broadcasting. In modern life, radio and television are the most direct way for people to understand national affairs and news at home and abroad. They are the most commonly used method for people to understand all aspects of life and have become an indispensable part of life. To achieve the normal dissemination of radio and television, one of the most important part is the development and progress of digital television transmitters and digital television transmitters, which have played an important role in promoting the quality of digital television in our country. Based on this, through the analysis of the working principle of digital TV transmitters in our country, and based on this, the common problems of digital TV transmitters in use will be described to facilitate future maintenance personnel to work and improve their work efficiency.