【摘要】 DAB是适应社会发展体现科技进步的产物,是一种新的广播系统,它以数字技术为手段,由广播机构向移动、固定或便携式接收机传送高质量的声音节目和数据业务,主要介绍DAB的源编码方法和传输方法以及不同的覆盖方式。更多还原

【Abstract】 As a result of scientific progressive and social development,DAB is a new kind of broadcast system.Supported by digital technology,it transmits high grade sound programs and data services by broadcast organizations to the migration,fixed or portable receivers.This article mainly introduces DAB about its source code method,transmission methods and different cover ways.更多还原