数字影厅放映标准技术演进与技术协调

Technology Evolution and Accommodation of Digital Cinema Projection Standards

近年来,随着电影放映技术的发展及放映系统设备升级改造进程的推进,数字电影放映质量已经有了长足的进步。与此同时,随着电影放映相关国际标准、国家标准和行业标准的制修订进程的不断加快,标准也发生了较大变化。本文从标准制修订情况、关键技术指标确定、相关标准参数协调等角度,对主要放映技术标准进行了分析和解读,着重说明了影厅系统放映标准的制修订技术思路和技术协调,提出了完善数字电影放映技术标准体系、保障电影放映质量的实施建议。

In recent years,with the development of film projection technology and the advancement of the projection system equipment,the quality of digital cinema projection has made great progress.Meanwhile,the process of establishment and revision of international standards,domestic standards and industry standards,which related to cinema projection,has also been accelerating.This paper analyzes and interprets the main projection standards from perspectives of standard establishment and revision,determination of key technical indicators,accommodation of relevant standard parameters and so on.Emphasis on the technique solution and technical accommodation of the establishment and revision of cinema projection standards.Implementation suggestions for improving the technical standard system of digital cinema projection and ensuring the projection quality in cinema will be proposed.