| 接收机三阶截点原理分析及测试方法探讨 |
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| 引用本文： | 郭锋. 接收机三阶截点原理分析及测试方法探讨[J]. 上海计量测试, 2008, 35(3): 20-23 |
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| 作者姓名： | 郭锋 |
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| 作者单位： | 上海市无线电监测站 |
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| 摘 要： | 介绍接收机存在的两种互调失真及其测试方法，针对最新数字超短波接收机的技术特点，提出一种实用的三阶截点测试方法，并分析该方法的测试原理。
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| 关 键 词： | 三阶截点 互调失真 中频带宽 数字接收机 中频滤波器 |
3rd-order intercept point theory analyzing and test method discussing of receiver |
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| Guo feng. 3rd-order intercept point theory analyzing and test method discussing of receiver[J]. Shanghai Meassurement and Testing, 2008, 35(3): 20-23 |
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| Authors: | Guo feng |
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| Affiliation: | Guo feng (Shanghai Radio Monitoring Station) |
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| Abstract: | Introducing two intermodulation distortion and the test method of receiver. Aiming at the new technical specification of digital UHF receiver, a practical way of IP3 measurement is proposed. Analyzing the theory of this method. |
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| Keywords: | 3^rd-order intercept point intermodulation distortion IF BW digital receiver, IF filter |
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