IEC 62156-2001 视频压缩12．65mmD-9型元件格式525/60及625/50（数字S）的数字录象

标准号：IEC 62156-2001
中文标准名称：视频压缩12．65mmD-9型元件格式525/60及625/50（数字S）的数字录象
英文标准名称：Digital video recording with video compression 12,65 mm type D-9 component format 525/60 and 625/50 (DIGITAL S)
标准类型：M73
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：M73
国际标准分类号：33.160.40
适用范围：Intraframe bit rate reduction is applied to video data prior to recording.This International Standard specifies the content, format and recording method of the datablocks containing video, audio, and associated data that form the helical records on 12,65 mmtape in cassettes.In addition, this standard specifies the content, format and recording method of thelongitudinal record containing tracking information for the rotating head associated with thehelical records, and also cue audio, and control tracks.One video channel and four independent audio channels are recorded in the digital format.Each of these channels is capable of independent editing.The video channel records and reproduces a component television signal in the 525 linesystem with a frame frequency of 29,97 Hz (hereinafter referred to as the “525/60 system”)and in the 625 line system with a frame frequency of 25,00 Hz (hereinafter referred to as the“625/50 system”).