本标准规定了由SMPTE 240M以模拟形式给出的1125/60高清生产系统信号参数的数字表示。本标准还规定了1125/60高清制作系统中运行的数字电视设备互连用位并行数字接口的信号格式和机械电气特性。

This standard specifies the digital representation of the signal parameters of the 1125/60 high-definition production system as given in their analog form by SMPTE 240M.This standard also specifies the signal format and the mechanical and electrical characteristics of the bit-parallel digital interface for the interconnection of digital television equipment operating in the 1125/60 high-definition production system.