To improve the range measurement accuracy a range estimation method for FMCW level radar based on the phase of the FFT of the beat-note signal is presented.
为了提高FMCW雷达的距离测量精度,提出了一种基于差拍信号相位的距离估计方法。
For optimum accuracy, zero the instrument on the range to be used for measurement.
为了获得最好的准确度,应当在测量工作所使用的量程上对仪器进行调零。
Large range course Angle measurement system of medium-to-high accuracy was studied for the course Angle calibration of vehicle dynamic base.
研究用于飞行器等动态基座航向角校准的大范围、中高精度航向角度测量系统。
The results show that the optical system can satisfy the demand of measurement range and measurement accuracy.
结果表明,所设计的光学系统能够较好地满足测量范围和测量精度的要求。
After the correction to nonlinear, it is possible to expand the measuring range and to improve the accuracy of measurement.
在经过对非线性特性的校正后,有可能扩大测量范围,提高测试精度。
The experiment result shows that the measuring system with GMR sensor has the advantage of high accuracy, wide measurement range, and distant measurement.
实验结果表明,采用巨磁阻传感器的转速测量系统具有准确度高、测量范围宽、测量间距大等优点。
The accuracy and efficiency of traverse measurement system are improved by means of the cost function calculation and range profiles matching.
这种移动测量系统通过代价函数的计算和距离剖面匹配使得重建图像的精度和效率大大提高。
Compared with the conventional triangulation measurement system, the measurement range in this system is prolonged while the high measurement accuracy and the high resolution are kept.
与传统激光三角测量相比,该系统在保持高测量精度及高分辨率的同时,扩展了测量范围。
It is shown that this method is wide in measurement range, high in accuracy and strong in anti-disturbance capability.
研究表明本方法具有测量范围大,抗干扰力强,测量精度高的特点。
In order to improve reliability and accuracy of impact point positioning in the last stage of missile range, a fusion positioning method of measurement data is presented in this paper.
为了提高靶场末区落点定位的可靠性和准确性,提出了一种多传感器测量数据融合的定位方法。
In terms of speed, accuracy and reliability for medium range measurement, phase shift laser rangefinder is superior to other methods.
对于中程距离的测量,从测量速度、精度和可靠性的折衷方面来讲,相位式激光测距法优于其它的测距法。
Applications show that the method effectively increases orbit determination accuracy at low angular measurement accuracy and high ranging and range rate measurement accuracy.
工程实践应用表明,在测角精度比较低而测距、测速精度相对高的情况下,该方法可有效地提高轨道确定的精度。
At recent years, the close-range photogrammetric technology is widely used in many fields as a non-contact and high-accuracy method of measurement.
近年来,近景摄影测量技术作为一种非接触高精度的测量方法在各行各业都有着广泛的应用。
Assured accuracy from 1% allows measurement of widely-varying power consumption with a fixed range.
保证从1%的精度可以测量广泛不同的固定范围的功耗。
The actual test demonstrates that the system has large coverage range, low power consumption, high measurement accuracy and strong practical value.
通过实测数据表示设计白勺系统覆盖范围广、功耗低、测量精度高,具有较强白勺实用价值。
It has wide measurement range and high accuracy.
系统具有测量精度高,测量范围大的特点。
The moment reactive coefficient is given, and the effect of moment reactive coefficient on expanding the measurement range and improving the accuracy of force-balance accelerometer is analyzed.
给出了反馈力矩系数,分析了力矩系数对提高加速度表量程和保证精度的作用。
The microkator is charaterized by very wider measurement range and high accuracy. It is used more frequently in different measuring situations.
大量程扭簧比较仪是一种测量范围特别宽大的扭簧比较仪,且精度高,因而更适应不同的测量需要。
The instrument has high measurement accuracy, automatic switching range, the conductivity value of direct reading, the advantages of simple operation.
该仪器具有测量精度高,自动量程切换,电导率值直读显示,操作简单等优点。
Through experiments, it is indicated that the measurement range is expanded within accuracy level by vortex flowmeter with nonlinear modified method.
实验表明,该方法在保证精度的前提下可以有效地扩展量程。
The principle and practical work method of the measurement were analyzed, the range and accuracy of this two-dimensional correlation speed measurement were deduced.
介绍了二维相关测速的原理和实现方法,推导出该方法的二维测速范围和测速精度。
IV test System is designed for in-depth functionality testing of OLEDs and organic photovoltaics (OPVs). Broad voltage range and high current measurement accuracy.
OLEDIV测试系统,是一套设计用以深入测试oled和有机太阳能电池功能性的设备,它拥有大驱动电压范围,以及高准确度的电流量测。
It has a higher accuracy, faster measurement speed and throughput, LAN and USB connectivity, and a wider range of measurement functions.
它具有更高的精度、更快的测量速度和吞吐量、LAN和US b连通性,以及更广泛的测量功能。
The digital frequency meter to achieve the desired requirements of the variable-range measurement, measuring range 0.1Hz-9999MHz, accuracy up to 0.1Hz.
该数字频率计达到预期要求,实现了可变量程测量,测量范围0.1Hz—9999MHz,精度可达0。
The digital frequency meter to achieve the desired requirements of the variable-range measurement, measuring range 0.1Hz-9999MHz, accuracy up to 0.1Hz.
该数字频率计达到预期要求,实现了可变量程测量,测量范围0.1Hz—9999MHz,精度可达0。
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