基于μCOS-Ⅱ的数字卫星接收机的设计  

Design and Reafization of Digital Satellite Receiver Basing on μCOS-Ⅱ

作　　者：宋耀华[1] 郑萍[1] 邴春秋[1] 

机构地区：[1]西华大学,四川成都610039

出　　处：《中国有线电视》2007年第8期790-793,共4页China Digital Cable TV

摘　　要：介绍了一种以数字卫星机顶盒专用芯片H13103设计的数字卫星接收机。该机顶盒以实时多任务操作系统μCOS-Ⅱ为核心，阐述该机顶盒的总体设计方案，并给出了其硬件设计框图及相关软件的设计。在实际运用中，接收卫星节目清晰稳定。This article presents a kind of digital satellite receiver using the special chip HI3103 for digital satel- lite settop box which takes real-time multi-tasking operating system μCOS-Ⅱas the core. It also narrates the general design scheme of this set-top box, the hardware design block diagram and relevant application soft- ware design. With the receiver, the satellite programs can be received stably and clearly.

关 键 词：μCOS-Ⅱ DVB-S标准 数字卫星机顶盒 

分 类 号：TN948.55[电子电信—信号与信息处理]