| FPLL型卫星电视门限扩展解调器 |
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| 引用本文： | 赵家宾.FPLL型卫星电视门限扩展解调器[J].桂林电子科技大学学报,1990(2). |
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| 作者姓名： | 赵家宾 |
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| 作者单位： | 桂林电子工业学院无线电工程系 |
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| 摘 要： | 本文介绍一种采用锁频锁相环的卫星电视门限扩展解调器的基本工作原理和初步理论分析。本文还给出了一种压控振荡器的实际电路。
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| 关 键 词： | 门限扩展解调器 锁频锁相环 频差检波器 压控振荡器 |
FPLL Threshold Extension Demodulator for the Receiver of Satellite Televission |
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| Zhao Jiabin.FPLL Threshold Extension Demodulator for the Receiver of Satellite Televission[J].Journal of Guilin Institute of Electronic Technology,1990(2). |
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| Authors: | Zhao Jiabin |
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| Affiliation: | Depart. of Radio Engineering |
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| Abstract: | This paper presents the basic operation principle and initial theory analysis of a threshold extension demodulator for the receiver of satellite television by means of the frequency and phase locked loop. The paper also gives a practical circuit of voltage controll oscillator. |
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| Keywords: | threshold extension demodulator frequeney and phase locked loop frequency difference detector voltage controll oscillator |
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