| 一种可编程数字调制器的设计实现 |
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| 引用本文： | 施文洁.一种可编程数字调制器的设计实现[J].贵阳金筑大学学报,2007(4). |
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| 作者姓名： | 施文洁 |
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| 作者单位： | 贵州大学蔡家关校区职业技术学院信息工程系 贵州贵阳550003，贵州大学06级电子与通信工程硕士班 |
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| 摘 要： | 提出一种基于复杂可编程逻辑器件(CPLD)的可编程数字调制器的设计方法,适合BPSK、QPSK、8PSK以及16QAM调制方式,支持码元速率在较宽范围内bit可变,满足卫星通信的指标要求。介绍了数字成形滤波器的设计原理、CPLD实现的方法并对滤波器的工作过程进行了仿真分析。
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| 关 键 词： | 数字化锁相环 成形滤波器 内插滤波器 复杂可编程逻辑器件(CPLD) |
Design and Implementation of Programming Digital Modulator |
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| SHI Wen-jie.Design and Implementation of Programming Digital Modulator[J].Journal of Jinzhu University of Guiyang,2007(4). |
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| Authors: | SHI Wen-jie |
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| Abstract: | The article puts forward a method of programming digital modulator on the basis of CPLD,which is suitable for modulating means of BPSK,QPSK,8PSK and 16QAM,the original rate of supporting mode is changeable within the wider range bit,satisfying the indicator requirements of the satellite communication.Finally the article introduces the design principle of digital shaping filter,the approach of realizing CPLD and carries out a simulation analysis of the filter's working process. |
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| Keywords: | digital phase locked loop shaping filter interpolation filter CPLD |
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