关于数字录像机声音信号有关问题的探讨  

Approach to ReIated Questions of Audio SignaI of Digital VTR

作　　者：卞美瑾 王菊霞 史炳辉 

机构地区：[1]国家广电总局电视节目技术质量奖评奖工作组 [2]广播科学研究院

出　　处：《广播与电视技术》2002年第1期88-92,16,共5页Radio & TV Broadcast Engineering

摘　　要：本文通过介绍三种音频电平表 ,探讨数字录像机声音信号的有关问题 ,并初步分析了 2 0 0The recorded tape in digitaI format was for the first time allowed to be one of the items established for 2001 TV Program T6chnicaI Quality AWards of SARFT but there is not yet laid down a reIated standard of digital sound in China 8t present. Our Journal speciaIly invided Ms Bian Meijin, the head of the award work group, to write this paper, explaining sorne criterion of digital sound signal Ievel defined with test for award decision. At the same time it makes a common approach to severaI questions of audio signal of digital VTR.

关 键 词：声音信号 数字磁带 数字录像机 

分 类 号：TN948.41[电子电信—信号与信息处理]