| 智能天线射频前端频率合成器的设计与实现 |
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| 引用本文： | 彭卫东 左继章. 智能天线射频前端频率合成器的设计与实现[J]. 国际商务研究, 2001, 41(2): 20-22 |
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| 作者姓名： | 彭卫东 左继章 |
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| 作者单位： | 空军工程大学!陕西西安710038 |
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| 摘 要： | 文章介绍了智能天线射频前端的工作原理,并对射频前端的第一本振使用直接数字频率合成器（DDS）结合锁相环（PLL）的设计方案进行了讨论,分析了频率合成器的相噪特点和对寄生杂散电平的抑制措施,对智能天线射频部分的性能提高有一定参考意义。
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| 关 键 词： | 智能天线 射频前端 频率合成器 设计 |
| 修稿时间： | 2000-12-20 |
Design and Implementation of Frequency Synthesizer in RF Front- end of Smart Antenna |
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| PENG Wei-dong,ZUO Ji-zhang. Design and Implementation of Frequency Synthesizer in RF Front- end of Smart Antenna[J]. International Business Research, 2001, 41(2): 20-22 |
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| Authors: | PENG Wei-dong ZUO Ji-zhang |
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| Abstract: | The principle of the RF front-end in smart antenna is introduced in this paper, and the project of using frequency synthesizer by combining DDS and PLL in the first LO of the RF front-end is discussed, the characteristic of the phase noise and the restrain to the spurious level is also analyzed, it is useful for developing the RF front-end in the smart antenna. |
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| Keywords: | Smart antenna RF front-end Frequency Synthesizer Design |
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