1) temporal-NETD
时间噪声等效温差
2) spatial-NETD
空间噪声等效温差
1.
Based on the measurement and data analysis of ETD,this paper suggested the great influence of spatial-NETD on the evaluation of infrared imaging system.
主要对空间噪声等效温差进行研究,并对时间噪声等效温差和空间噪声等效温差的测试结果进行分析比较。
4) noise equivalent temperature difference
噪声等效温差
1.
Both the mathematical mode of noise equivalent temperature difference(NETD) and the noise equivalent eradiation difference(NEED) are established for micro thermal imaging systems.
研究了显微热成像系统的噪声等效温差(NETD)和噪声等效辐射率差(NEED)模型,分析了显微热成像与望远模式热成像的差异。
2.
Based on the theoretical analysis of a microbolometer,the relationship of the bias voltage with noise,noise equivalent temperature difference(NETD) and detectivity D~* was discussed by a numerical calculation method.
在微测辐射热计理论分析的基础上,利用数值计算的方法讨论了偏置电压与噪声、噪声等效温差(NETD)及探测率D*性能参数的关系,确定了微测辐射热计最佳偏置电压范围在1。
3.
The relation between the response characteristics and operating temperature of α-Si focal plane array detector was studied by means of formulae of its noise equivalent temperature difference(NETD) and detectivity.
从非晶硅焦平面阵列探测器噪声等效温差和探测率的计算公式入手,分析了非晶硅焦平面阵列探测器响应特性与工作温度的关系。
5) NETD
等效噪声温差
1.
An operating range equation of IR systems expressed by NETD was deduced, starting from a general equation for operating range of IR systems and definition of the noise-equivalent temperature difference.
从红外系统作用距离的普遍方程和等效噪声温差的定义出发,推导出用NETD表达的红外系统作用距离方程。
6) NETD
噪声等效温差
1.
Influence and Analysis of Parameters Set on NETD Test
参数设置对噪声等效温差(NETD)测试影响分析
2.
Inner circuit and noise equivalent temperature difference (NETD) of the a-Si FPA were analyzed and the equation of NETD was deduced at length.
本文根据对a-Si微测辐射热计焦平面内部的微观电路结构和噪声等效温差(noise equivalent temperature difference,NETD)的分析,经过详细地推导NETD公式,认为可调节两个偏置电压,使焦平面可以在较低的温度下稳定工作。
3.
A method of IRFPA non-effective pixel discrimination based on NETD and gray minimum variance is put forward.
提出了一种基于噪声等效温差(NETD)和灰度最小方差的红外焦平面阵列无效像元检测方法。
补充资料：时间
实际上，时间单位首先从天文观测来确定的，“1平太阳日或1天（1昼夜）”是以地球相对于太阳的自转周期为基准来计量的，一个平太阳日的1/86400为1秒；后来发现地球自转不均匀，1960年国际度量衡大会把时间基准改为以地球绕太阳公转周期，即规定为1900年地球公转周期（回归年）的1/31556925.9747为1秒；随着精确、稳定的原子钟制成，1967年国际度量衡大会规定国际单位制原子时的时间单位“秒（长）是两个超精细能级之间跃进所对应辐射9192631770个周期的持续时间”。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条