Meanwhile, the paper focuses on the function and the hardware implement of the signal modulation unit and the position regulator.
接着,还重点介绍了信号调理单元、位置调节器的功能和硬件电路实现。
In order to measure the Modulation Transfer Function (MTF) of image sensor conveniently, contact measurement using rectangle template is proposed based on sine template contact measurement.
为了方便地测量图像传感器的调制传递函数(MTF),在正弦模板法基础上,提出了矩形模板接触测量的方法。
The key parameter which describes the spatial resolution of imaging spectrum system is the modulation transfer function (MTF), it is an old and difficult topic to measure the MTF.
描述成像光谱仪系统空间分辩率优劣的关键参数是系统的调制传递函数—MTF, MTF的检测是一个古老而又困难的课题。
Modulation transfer function can be used for evaluating the quality of optical pictorial transfer in optical systems.
光学图像在光学系统中传递的质量可以用调制传递函数评价。
In multimedia signal processing, quantization error is a function of input signal and it results in the audible distortion and noise modulation in the audio signals.
在多媒体信号处理中,由于量化误差是输入信号的函数,使得语音信号产生信号失真和噪声调制。
There are obverse and adverse projection two methods for measure modulation transfer function(MTF) of lens.
镜头调制传递函数(MTF)的测量有正投影和逆投影两种方法。
Firstly, this thesis introduces correlative information, such as radar theory, modulation, matching filter, ambiguity function, in the domain of processing of radar signals.
本文先介绍了雷达基本工作原理以及调制、匹配滤波、模糊函数等雷达信号分析的相关知识。
The excellent properties of the TPFT and its function in the output frequency regulation, voltage regulation and PWM modulation control are stated in detail.
详细叙述了三电平pw M变频器在输出调频、调压和PWM调制控制中的作用以及三电平pw M变频器的优异性能。
This paper introduces a new method for measuring modulation transfer function (MTF) of charge coupled devices (CCD).
介绍了一种测电荷耦合器件(CCD)调制传递函数(MTF)的新方法。
To characterize and evaluate the spatial resolution of SPRITE detector, it is needed to measure the modulation transfer function (MTF).
研究和测量sprite探测器调制传递函数(MTF),是为了分析、评价该探测器的空间分辨性能。
There exists an optimal transfer function for the feedback loop which can optimize the performance of intensity modulation.
并且存在着最佳反馈环路传递函数,使得其强度调制性能达到最佳。
Firstly, we find that NOLM has a function of compressing optical pulse width, self-phase modulation (SPM) in NOLMs is a crucial reason.
通过研究它的光学特性,我们发现,由于自相位调制(SPM),NOLM有压缩光脉冲脉宽的功能。
In modulation driving circuit, with the chip MAX3263, being the function of APC, there is standard PECL level interface to modulate laser modulation current and preset current neatly.
在调制驱动电路中,采用MAX3263芯片,具备标准的PECL电平接口,可以灵活地调整激光器的预置电流和调制电流,并具备自动功率控制功能。
The modulation transfer function (MTF) is an important parameter in the performance of the CCD Camera imaging system.
调制传递函数是衡量CCD相机成像系统性能指标的重要参数。
The figures of optical system, longitudinal aberration and modulation transfer function (MTF) are given.
给出了光学系统图、纵向像差图及调制传递函数图。
According to optical transfer function, degree of modulation and apperceive degree of space frequency vision vs object image, TIFF grayscale scenograph is made.
根据光学传递函数、调制度和空间频率视觉及对物象的感知程度,制作TIFF格式透视灰度图。
Method Modulation transfer function (MTF) was used to analyze the spatial frequency transfer characteristics of ct and MRI.
调制传输函数可对线性影像系统的频率传输特性进行描述。
Within this frame, we derived a second-order Bragg scattering expression, and developed an analytic solution of hydrodynamic modulation function according to weak hydrodynamic interaction theory.
在本模型框架下,我们推导了二阶布拉格散射的表达式,并根据弱流体动力作用理论推导出流体动力调制函数解析表达式。
The measurement of modulation transfer function (MTF) of the sampled imaging optoelectronic system is rather complex and irrepeatable for their shift-variant characteristics.
离散光电成像系统因其不再具有平移不变特性,它的调制传递函数测试具有相当的复杂性和不稳定性。
In this paper, we described the principle and realization of multi function modulation platform on the basis of AD9854 and FPGA.
给出了利用AD 9854与FPGA器件实现多功能调制的原理及实现方法。
This paper offers a general account of the principle, measurement method and practical application of modulation transfer function in aerial photographic system.
本文重点论述了航摄系统调制传递函数的原理,测定方法和实际应用。
Objective To evaluate the high resolution of ct system by measuring the modulation transfer function (MTF) of ct system.
目的通过测量ct系统调制传递函数客观有效地反映CT系统空间分辨能力。
The test Method of modulation transfer function (MTF).
调制传输函数的检测。
The pupil function, analytical formulas of its corresponding modulation transfer function (MTF) and three configuration models have been given.
给出该孔径的光瞳函数以及三种不同型的结构形式,并导出它的调制传递函数的解析表达式。
Soluble HLA-I antigen levels may reflect the modulation of the patients immune function through CHB treatment.
可溶性HLA - I类抗原含量的变化反映了慢性乙型肝炎治疗中患者免疫功能受到调节。
In order to explain the relationship, the concept of the modulation transfer function is used.
为了说明这个关系式引用了调制传递函数的概念。
The high expression of galanin and galanin receptor-2 in some brain area suggested that galanin probably take part in the modulation of the function of neurons during the stress process.
在慢性应激大鼠抑郁症模型中,甘丙肽及其受体2在部分脑区的高表达提示甘丙肽很有可能参与了应激过程中神经元功能的调制。
The modulation transfer function(MTF) is one of the fundamental parameters to evaluate the infrared optical lens.
调制传递函数是评价红外光学镜头性能的最基本的技术指标之一。
The modulation transfer function(MTF) is one of the fundamental parameters to evaluate the infrared optical lens.
调制传递函数是评价红外光学镜头性能的最基本的技术指标之一。
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