| 数字通信实验中信号的测量和分析 |
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| 引用本文： | 金向东,龚淑君,陈文正. 数字通信实验中信号的测量和分析[J]. 杭州电子科技大学学报, 2006, 26(5): 35-39 |
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| 作者姓名： | 金向东 龚淑君 陈文正 |
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| 作者单位： | 浙江大学信息与电子工程学系,浙江,杭州,310027 |
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| 摘 要： | 该文以QDPSK调制、解调实验为例，介绍了数字通信实验系统框架。重点描述和分析了QDPSK调制解调主要信号的时域和频域特性。阐述了频谱分析在通信实验中的重要作用。
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| 关 键 词： | 数字通信 四相位键控调制 频谱分析 时域 频域 |
| 文章编号： | 1001-9146（2006）05-0035-05 |
| 收稿时间： | 2006-09-30 |
| 修稿时间： | 2006-09-30 |
Signal Measurement and Analysis in Digital Communication Experiment |
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| JIN Xiang-dong,GONG Shu-jun,CHEN Wen-zheng. Signal Measurement and Analysis in Digital Communication Experiment[J]. Journal of Hangzhou Dianzi University, 2006, 26(5): 35-39 |
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| Authors: | JIN Xiang-dong GONG Shu-jun CHEN Wen-zheng |
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| Affiliation: | Department of Information Science and Electronics Engineering, Zhejiang University, Hangzhou Zhejiang 310027, China |
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| Abstract: | Based on the QDPSK modulation and demodulation, the framework of digital communication experiment system was introduced. The characteristics of major signals in QDPSK modulation and demodulation experiment were analyzed in detail, which was made in both time and frequency domain. The importance of spectrum analysis in communication experiment was explained. |
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| Keywords: | digital communication QDPSK modulation spectrum analysis time domain frequency domain |
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