| 数字卫星电视机顶盒接收系统设计与前端驱动实现 |
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| 引用本文： | 钱丽丹.数字卫星电视机顶盒接收系统设计与前端驱动实现[J].计算机时代,2011(4):12-14,17. |
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| 作者姓名： | 钱丽丹 |
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| 作者单位： | 浙江经贸职业技术学院信息技术系,浙江杭州,310018 |
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| 摘 要： | 在数字电视的产业链中,数字电视机顶盒（STB）是一个重要的消费类终端产品,它的内部实现较为复杂。文章对数字卫星电视机顶盒接收系统,从机顶盒的硬件层次到上层的应用软件系统均作了剖析。首先,介绍了卫星电视广播系统和数字卫星电视标准DVB-S等相关技术;其次,给出了机顶盒系统的硬件实现方法;最后,在机顶盒接收系统硬件层次的基础上,设计了系统的软件架构,实现了前端驱动层。
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| 关 键 词： | 数字电视 机顶盒 DVB-S MPEG-2 前端驱动 |
Design of Digital Satellite TV STB Receiving System and Implementation of Front-end Driver |
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| QIAN Li-dan.Design of Digital Satellite TV STB Receiving System and Implementation of Front-end Driver[J].Computer Era,2011(4):12-14,17. |
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| Authors: | QIAN Li-dan |
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| Affiliation: | QIAN Li-dan(Dept.of Information Technology,Zhejiang Economic ＆ Trade Polytechnic,Hangzhou,Zhejiang 310018,China) |
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| Abstract: | In digital TV industry chain,digital TV set-top box（STB） is important consumer end product,and its internal implementation is comparatively complicated.We analyze digital satellite TV STB receiving system from its hardware level to application software level.First,some relative techniques such as satellite TV broadcasting system and digital satellite TV standard DVB-S are introduced.Secondly,the hardware implementation of STB system is presented.Finally,the system software architecture is designed and front-end driver layer is realized on the hardware level of STB receiving system. |
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| Keywords: | digital TV STB DVB-S MPEG-2 front-end driver |
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