摘要
广播电视领域正在经历从模拟到数字的重大转变,数字音频技术的应用尤为关键。基于此,首先介绍数字音频技术,其次从信号采集与预处理、音频信号编码、信号调制与传输、接收与解码4个方面,详细阐述数字音频技术在广播电视卫星信号无线覆盖中的应用过程。
The field of radio and television is undergoing a significant transformation from analog to digital,and the application of digital audio technology is particularly crucial.Based on this,firstly,digital audio technology is introduced.Secondly,the application process of digital audio technology in wireless coverage of radio and television satellite signals is elaborated in detail from four aspects:signal acquisition and preprocessing,audio signal encoding,signal modulation and transmission,reception and decoding.
作者
朱志刚
ZHU Zhigang(Hebei Radio and Television Satellite Earth Station,Shijiazhuang 050012,China)
出处
《电声技术》
2024年第7期82-84,共3页
Audio Engineering
关键词
数字音频技术
广播电视
卫星信号
无线覆盖
digital audio technology
radio and television
satellite signals
wireless coverage
