BS EN 62071-1-2006 使用6.35 mm磁带的螺旋扫描压缩数字录象带系统.D-7格式.VTR规范

百检网 2021-07-15
标准号:BS EN 62071-1-2006
中文标准名称:使用6.35 mm磁带的螺旋扫描压缩数字录象带系统.D-7格式.VTR规范
英文标准名称:Helical-scan compressed digital video cassette system using 6, 35 mm magnetic tape - Format D-7 - VTR specifications
标准类型:M71
发布日期:2006/10/31 12:00:00
实施日期:2006/10/31 12:00:00
中国标准分类号:M71
国际标准分类号:33.160.40
引用标准:AES3-2003;SMPTE 12M-1999;SMPTE 259M-1997
适用范围:This part of IEC 62071 specifies the content, format and recording method of the data blockscontaining video, audio, and associated data which form the helical records on 6,35 mm tapecontained in cassettes as specified in SMPTE 307M.In addition, this standard specifies the content, format, and recording method for longitudinalcue and control tracks.One video channel and two independent audio channels are recorded in the digital format for25 Mb/s VTRs and one video channel and four independent audio channels for 50 Mb/s VTRs.Each of these channels is designed to be 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) andthe 625-line system with a frame frequency of 25,00 Hz (hereinafter referred to as the 625/50system).Prior to recording, the digital signal is be compressed to a DV-based 25 Mb/s bit stream with4:1:1 sampling or a DV-based 50 Mb/s bit stream with 4:2:2 sampling.The standard includes the process required to decode the DV-based 25 Mb/s bit stream and50 Mb/s bit stream into output video, audio, and data.

百检能给您带来哪些改变?

1、检测行业全覆盖,满足不同的检测;

2、实验室全覆盖,就近分配本地化检测;

3、工程师一对一服务,让检测更精准;

4、免费初检,初检不收取检测费用;

5、自助下单 快递免费上门取样;

6、周期短,费用低,服务周到;

7、拥有CMA、CNAS、CAL等权威资质;

8、检测报告权威有效、中国通用;

客户案例展示

  • 上海朗波王服饰有限公司
  • 浙江圣达生物药业股份有限公司
  • 天津市长庆电子科技有限公司
  • 上海纽特丝纺织品有限公司
  • 无锡露米娅纺织有限公司
  • 东方电气风电(凉山)有限公司