基于AV1443矢量信号发生器的DAB发射系统设计Design of DAB transmitting system based on vector signal generator AV1443
高伟,乔赫元,彭虎
摘要(Abstract):
提出一种基于AV1443矢量信号发生器上的数字音频广播(DAB)的软件无线电系统。该系统是将输入的音源数据进行数字编码(MPEG-2),同时将相关的业务信息进行编码,之后通过OFDM生成标准的I/Q基带数据。最后将生成的I/Q数据加载到AV1443矢量信号发生器中,通过任意波的方式发射出去,实现了整个系统的DAB数字广播发射功能。
关键词(KeyWords): AV1443矢量信号发生器;数字音频广播;OFDM;任意波;音源数据;无线电系统
基金项目(Foundation): 国家重大科学仪器设备开发专项资助项目(2013YQ200607)~~
作者(Author): 高伟,乔赫元,彭虎
DOI: 10.16652/j.issn.1004-373x.2018.18.009
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