DRM系统采用OFDM调制方式，具有多种传输模式，适用于多种信道和带宽的传输方式，可以传送音频流及数据流。本文介绍了DRM系统的接收机实现技术。-DRM systems use OFDM modulation, with a variety of transmission modes, applicable to a wide range of channel and bandwidth of transmission, you can send the audio stream and data streams. This paper introduces the DRM system receiver technology.