| 基于AD9850的DS/FH混合扩频信号发生器的设计 |
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| 引用本文： | 袁爱霞,孙娇燕,刘军政.基于AD9850的DS/FH混合扩频信号发生器的设计[J].大连工业大学学报,2008,27(3). |
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| 作者姓名： | 袁爱霞 孙娇燕 刘军政 |
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| 摘 要： | 采用DDS芯片AD9850作为跳频器和载波调制器,通过单片机软件编程控制,给出了一种混合扩频信号发生器的软硬件实现方案。结果表明,该方案构成简单、跳频速率及载波调制方式可控,输出信号稳定,并且系统的跳速可以根据要求进行改变,具有较高的灵活性。
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| 关 键 词： | DS/FH 扩频通信 DDS 单片机 |
Design of DS/FH hybrid spread spectrum signal generator based on AD9850 |
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| YUAN Ai-xia,SUN Jiao-yan,LIU Jun-zheng.Design of DS/FH hybrid spread spectrum signal generator based on AD9850[J].Journal of Dalian Dalian Polytechnic University,2008,27(3). |
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| Authors: | YUAN Ai-xia SUN Jiao-yan LIU Jun-zheng |
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| Abstract: | DS/FH hybrid spread spectrum system has become the hot field of spread spectrum communication due to its unique performance.A project of software and hardware concerning signal generator of Hybrid spread spectrum was provided by software programme control of MCU,adopting the AD9850 of DDS chip as FH generator and carrier modulator.The project has simple formation and controllable Frequency Hopping rate and carrier modulating method,and stablization of output signals. |
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| Keywords: | DS/FH DDS |
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