To improve the ranging accuracy, a mathematic model based on the least square principle is constructed.
为提高测量精度，建立了基于最小二乘原理的距离修正数学模型。
As an important feature, the characteristics of echo stretching affects SNR of received laser echo signal and ranging accuracy.
脉冲展宽特性是激光回波的重要特性，其影响到回波接收信噪比和测距精度。
At last means using software to improve ranging accuracy was proposed according to the design philosophy of the software machinery.
分析研究了各方法中影响测距精度的各种因素，根据软件机械的设计理念，提出了运用软件技术提高测距精度的方法。
To higher the ranging accuracy, first of all, a bigger array aperture is required to effectively estimate the range of target far away.
为了实现目标的全程测距，首先要求接收阵的孔径应较大，以实现对远程目标距离的有效估计。
Using trigeminy tripod method weakens instrument center deviation and target partiality error, thereby improve wire goniometry and ranging accuracy.
运用三联脚架法减弱仪器对中误差和目标偏心误差，从而提高导线测角和测距精度。
In this paper, a circular-scan time analyzer to be used in the satellite laser ranging system with ranging accuracy of submillimeter, has been developed.
在本文中，我们设计并研制了用于毫米级精度人卫激光测距的圆扫描时间分析系统。
Filter performance has a significant effect on ranging accuracy of frequency modulation fuze. It is difficult to design high-performance filter directly, and it has poor real-time property.
滤波器性能对调频定距引信测距精度有重要影响，直接设计高性能滤波器实现困难且实时性差。
Through simulations, compared with other similar algorithms, the optimal method enhances greatly the ranging accuracy, the suboptimal method is easier to implement while its performance reduces less.
仿真表明，与同类算法相比，最优门限算法测距精度有较大提升；次优门限算法易于实现，且性能无明显下降。
In a very small number of studies, researchers have identified lying in study subjects with accuracy ranging from 76 percent to over 90 percent (PDF).
在为数不多的几个研究中，研究人员识别撒谎被试的准确度范围从76%到90%以上(PDF)。
So, the paper presents the time scale amplifying method to enhance the accuracy of the pulse laser ranging.
而高精度脉冲激光测距系统往往难以达到低成本和便携的要求。
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。
Spread-spectrum PN code ranging and differential Positioning technology are used to make it possible to reach such accuracy.
达到高精度的关键是应用了伪随机码扩谱及差分定位技术。
Abstract: The high accuracy time interval measurement is a key technique to pulsed laser ranging. Therefore, a new high precision time interval measurement method is proposed.
摘要：高精度时间间隔测量对脉冲激光测距系统具有重要意义，为此提出了一种新的高精度时间间隔测量方法。
The principle and signal processing flow of air-to-ground ranging (AGR) in airborne radar are introduced, and the accuracy of pitch error is analyzed.
研究了机载雷达空地测距的原理和信号处理流程，并对俯仰误差精度进行了分析。
The precision of the pulse laser ranging technology can be improved directly by improving the time-gap measurement accuracy in pulse laser ranging.
通过提高脉冲激光测距中时间间隔的测量精度，可直接提高脉冲激光测距的精度。
The ultrasonic ranging is used to design the plane location system with a high accuracy.
将超声波测距技术应用于物体的平面定位中，设计具有精确度较高的平面定位系统。
With the increasing application of the power cables, it is necessary to constantly improve the accuracy ranging of cable fault location.
随着电力电缆应用的增多，对电缆故障测距的精确度要求也不断提高。
A high accuracy ultrasonic distance measurement system is presented. based on the combination of both hardware and software controlling on the basis of the traditional ultrasonic ranging.
在传统超声波测距基础上，结合硬件和软件两方面的控制，提出一种高精度超声波测距系统。
A high accuracy ultrasonic distance measurement system is presented. based on the combination of both hardware and software controlling on the basis of the traditional ultrasonic ranging.
在传统超声波测距基础上，结合硬件和软件两方面的控制，提出一种高精度超声波测距系统。
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