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1985年10月12~16日在纽约召开的第79届音频工程学会会议上提出本文所讨论的一些项目,引导AES大会讨论了数字音频标准及发展中的一些障碍,现状和对未来标准的展望。数字通信至少可以说和人类历史一样悠久,人们现在或过去,常用自己的手指来向对方表示他们所要东西的数量。1904年在德国Freiburg第一次示范表演的威尔特(Welte)钢琴系统可以认为是数字音乐录音的早期方式。它控制一个机器人操纵琴键和钢琴的脚踏板重演钢琴家原来的演奏。既
At the 79th Session of the Audio Engineering Society held in New York from October 12 to October 16, 1985, some of the items discussed in this paper were proposed to guide the AES conference to discuss the digital audio standards and some obstacles in development, current status and prospects for future standards . Digital communications, at least as long as human history, people now or in the past often use their own fingers to show each other what they want. The Welte piano system of 1904 in Freiburg, Germany for the first time, can be considered as an early way of recording digital music. It controls a robot to manipulate keys and piano pedals to replay the pianist’s original performance. Both