| 摘要: |
| 基于正交调制上变频原理 ,采用AD8346正交调制芯片和DDS芯片AD985 4 ,给出了一种基于DDS的S波段频率源设计方案 |
| 关键词: 直接数字式频率合成,锁相环,正交调制 |
| DOI：10.3969/j.issn.1001-893X. |
| 修订日期：2002-09-05 |
| 基金项目:中央民族大学“十五”科研规划重点项目 (174 2 ) |
|
| Design of an S-band Frequency Source Based on DDS |
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| Abstract: |
| Based on the principle of up-conversion of quadrature modulation, using the AD8346 quadrature modulator and the AD9854 quadrature DDS, the design scheme of an S-band frequency source based on DDS is given. |
| Key words: Direct digital synthesis(DDS),PLL,Quadrature modulation, |
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