| 航天测控通信系统综合基带中频接收单元数字化方案 |
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| 引用本文： | 李晓松,黄凌.航天测控通信系统综合基带中频接收单元数字化方案[J].国际商务研究,2001,41(3):19-21. |
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| 作者姓名： | 李晓松 黄凌 |
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| 作者单位： | 信息产业部电子第十研究所!四川成都610036 |
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| 摘 要： | 本文论述了利用DSP处理器和FPGA完成70MHz卫星下行信号的载波捕获与跟踪、多普勒提取、遥测和测距信号的解调，从而实现了中频接收的数字化、软件化、提高了系统的精度，大大缩小了系统的体积。
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| 关 键 词： | 航天测控通信 下行载波信号解调 通信系统 基带 中频接收单元 |
| 修稿时间： | 2001/4/20 0:00:00 |
Scheme for Digitizing IF Receiving Unit of Space TT&C Communication System |
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| WTBXLI Xiao-song,HUANG Ling.Scheme for Digitizing IF Receiving Unit of Space TT&C Communication System[J].International Business Research,2001,41(3):19-21. |
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| Authors: | WTBX]LI Xiao-song HUANG Ling |
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| Abstract: | In this paper, carrier capturing and tracking, Doppler acquisition, demodulation of TT&C and ranging signal of 70 MHz satellite downlink signal with help of DSP multi-processors and FPGA is introduced, IF receiving unit digitization and software design are realized, system accuracy is improved, whihe the size of system is considerably reduced. WT5HZ] |
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| Keywords: | Space TT&C DSP Application Down link carrier signal demodulate |
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