A brief introduction is given to DVB-S2, the second generation technical standard for DSB. The feasibility of adopting DVB-S2 in a digital satellite direct broadcasting system that is about to launch in China is analysed in detail.

• 本文对第二代数字卫星广播技术标准(DVB-S2)进行了简要分析,指出了在我国即将开展的数字卫星直播系统(DBS)中采用DVB-S2的可行性。