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本文对下一代电视系统研制中关于兼容性的“争论”进行了某些探讨。同时对非兼容HDTV系统研制近况作了简介。最后作者对“争论”提出了几点看法。问题的提出在电视广播领域,图象质量已经经历了两次大的飞跃,达到了相当于8一16二m胶片的清晰度。但是,同35mm电影相比,还相差甚远。
This article explores some of the “controversies” about compatibility in the development of next-generation television systems. At the same time, the current situation of non-compatible HDTV system was introduced briefly. Finally, the author put forward some opinions on “controversy.” PROBLEM PROBLEMS In the field of television broadcasting, image quality has undergone two major leaps, reaching resolutions equivalent to 8 to 16 m in film. However, compared with the 35mm movie, but also far from.