| 弹载小型高增益功放双共轭匹配设计方法 |
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| 引用本文： | 徐利平,陈斌虎,乔飞,付强.弹载小型高增益功放双共轭匹配设计方法[J].探测与控制学报,2011(5):64-68. |
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| 作者姓名： | 徐利平 陈斌虎 乔飞 付强 |
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| 作者单位： | 机电动态控制重点实验室;西安机电信息研究所; |
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| 摘 要： | 弹载无线电发射机弹上空间十分有限,需要小型化高增益功率放大器。针对传统的功率放大器体积偏大或者增益偏小的不足,提出采用双共轭匹配法设计小型化、高增益功率放大器。匹配电路设计采用双共轭匹配法,选用体积小、增益高、供电电压一致的芯片,利用芯片厂家提供的小信号S参数模型,载入ADS软件,进行双共轭匹配仿真,将输入、输出阻抗匹配到50Ω,可使输入、输出反射损耗最小,功率增益最大。匹配电路采用微带线和电容串、并联实现,可兼顾小型化、增益和输出功率。测试和试验结果证明:该方法可有效地提高功率放大器的增益,并且功放体积小、性能良好。
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| 关 键 词： | 无线电发射机 功率放大器 小型化 高增益 双共轭匹配法 |
Design of Miniature and High-gain Power Amplifier Based on Bi-conjugated Matching |
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| XU Liping,CHEN Binhu,QIAO fei,FU Qiang.Design of Miniature and High-gain Power Amplifier Based on Bi-conjugated Matching[J].Journal of Detection & Control,2011(5):64-68. |
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| Authors: | XU Liping CHEN Binhu QIAO fei FU Qiang |
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| Affiliation: | XU Liping1,2,CHEN Binhu1,QIAO fei2,FU Qiang2(1.Science and Technology on Electromechanical Dynamic Control Laboratory,Xi'an 710065,China,2.Xi'an Institute of Electromechanical Information Technology,China) |
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| Abstract: | Missile-borne radio transmitter requires miniature power amplifier because of the narrow space on projectiles,and the present power amplifier is of large volume and low gain.Aiming at these problems,a miniature and high-gain power amplifier was designed based on bi-conjugated matching.The chips of minute extension,high gain and same power supply were selected,the S parameter which the chip manufacturer provide was loaded into the ADS software,then the bi-conjugated simulation was carried out,and the input a... |
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| Keywords: | radio transmitter power amplifier miniaturization high gain bi-conjugated matching |
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