| 一种低成本工程卫星接收机的设计 |
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| 引用本文： | 陶永耀,王宏远.一种低成本工程卫星接收机的设计[J].电视技术,2003(6):57-58,61. |
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| 作者姓名： | 陶永耀 王宏远 |
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| 作者单位： | 华中科技大学,电信系,武汉,湖北,430074 |
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| 摘 要： | 介绍了一种在有线电视前端系统中的低成本卫星接收机的方案，分析了其可行性，介绍了硬件系统结构、软件流程，并以实时状态检测为例，详述了任务并行的实现，还着重介绍串口管理功能模块的实现。
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| 关 键 词： | QPSK 卫星接收机 有线电视前端 软件流程 实时状态检测 串口管理 |
| 文章编号： | 1002-8692(2003)06-0057-02 |
Design of a low cost satellite receiver for CATV front-end system |
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| TAO Yong-yao,WANG Hong-yuan.Design of a low cost satellite receiver for CATV front-end system[J].Tv Engineering,2003(6):57-58,61. |
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| Authors: | TAO Yong-yao WANG Hong-yuan |
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| Abstract: | A type of low-cost QPSK satellite receiver used in CATV front-end system was introduced,The feasibility of the system was analysed,and the hardware and software implementation was described.The real-time status detect in the parallel task view was discussed in detail.And the specification of the RS232serial control module was given. |
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| Keywords: | QPSK satellite receiver CATV front-end system |
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