| 电压频率转换器在诊断X射线检测中的应用 |
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| 引用本文： | 杨建,方方. 电压频率转换器在诊断X射线检测中的应用[J]. 核电子学与探测技术, 2012, 32(3): 348-351 |
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| 作者姓名： | 杨建 方方 |
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| 作者单位： | 成都理工大学,四川成都,610059 |
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| 摘 要： | 根据诊断X射线检测的设计要求,结合STM32单片机的特点,将电压频率转换器应用到诊断X射线检测系统中。分析了电压频率转换器的工作原理,给出了电压频率转换器电路设计及诊断X射线检测系统的硬件构成,并对检测系统的控制程序流程进行详细的说明。电压频率转换器具有设计简单、低成本、高精度、应用灵活等特点,适合于低速数据采集。
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| 关 键 词： | 电压频率转换 诊断X射线 模数转换 计数器 |
Application of Voltage -frequency Converter in the Diagnostic X- ray Measurement |
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| YANG Jian , FANG Fang. Application of Voltage -frequency Converter in the Diagnostic X- ray Measurement[J]. Nuclear Electronics & Detection Technology, 2012, 32(3): 348-351 |
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| Authors: | YANG Jian FANG Fang |
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| Affiliation: | (Chengdu University of technology,Chengdu 610059,China) |
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| Abstract: | For the Design requirements of diagnostic X-ray measurement,there apply voltage-frequency convector to the diagnostic X-ray measurement system combined with the characteristics of STM32 MCU.There analyzes working principle of voltage-frequency convector,gives the circuit design of the voltage-frequency converter and the hardware structure of diagnostic X-ray measurement,and describes the control program flow of the measurement system in detailed.With simple design,low cost,high accuracy,application flexibility and other characteristics,the voltage-frequency converter is suitable for low-speed data acquisition. |
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| Keywords: | Voltage-frequency converter Diagnostic X-ray Analog to digital conversion Counter |
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