Among the many ranging methods, optical fiber ranging is widely used in military and civil domains for its good precision characteristics.

1、

The theory of an optical passive ranging method with high precision and it's mathematic model were introduced.

介绍了一种高精度被动式光学测距方法的原理和数学模型。该测量方法采用的是一种比率探测的离焦探测方法，具有高精度、高灵敏度和抗干扰性好的特点。

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2、

Optical automatic ranging automatic measuring apparatus of magnetic field distribution

光学自动测距计光学自动测距仪磁场分布自动测量仪

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3、

Simulation is an important process during optical passive ranging system design.

展示了波前编码法光电被动测距系统设计方案下光学系统仿真的结果。

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4、

In such circumstances, two-point passive optical ranging technology will be more rapid developed in the near future.

在这样的大环境下，双点光学被动测距技术在不久的将来必将会有更长足的发展。

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5、

Error analysis of the passive optical ranging

被动式光学测距误差分析

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6、

The Application of Improved Ranging Pole Method in Cross-section Surveying on Highway

改进的抬杆法在公路横断面测量中的应用

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7、

Research of Ultrasonic Ranging System with High Anti-interfere Performance Based on DSP

基于DSP的高抗干扰性超声波测距系统

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8、

The Ultrasonic Ranging System Based on the Ultrasonic Sensor

基于超声波传感器的测距系统设计

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9、

Vehicle Identification Based on Ultrasonic Ranging and BP Neural Network

基于超声波测距及BP神经网络的车型识别

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10、

Study of Error Compensation in Robot Ultrasonic Ranging Based on Wavelet Transformation

基于小波变换的机器人超声波测距误差补偿研究

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11、

Summary of the basis of the principle of laser radar ranging analysis of the phase of the phase method ranging.

在总结了激光雷达的测距原理的基础上，分析了相位法测距的鉴相方式。

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12、

A new algorithm based on dual frequency is proposed in this paper for multiple frequency CW radar ranging.

本文提出一种基于双频测距的多频连续滤雷达测距新算法，即二次相差法。

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13、

An Accurate and Fast Ray-tracing Technique for Radar Ranging at Low Elevation Angles

一种低仰角雷达射线的准确快速描迹方法

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14、

Then, it gave a numerical model which can simulation target structure influence the laser radar ranging characteristics.

此外，将激光雷达回波波形仿真模型和课题组已有的激光雷达测距过程仿真模型相结合，构成了能够仿真目标结构对激光雷达测距特性影响的数值模型。

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15、

A Novel Method of Digital Signal Processing in FMCW Radar Ranging System

FMCW雷达液面测量系统中的信号处理方法

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16、

Design of Radar Ranging Based on FPGA Technology

基于FPGA的雷达测距设计

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17、

Simulation and Analysis of CW Radar Ranging for Time Error

连续波雷达测距时差仿真分析

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18、

Sonic-Density-Neutron logging suite borehole televisor sound operation navigation and ranging

声波-密度-中子测井系列

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19、

The anti-artillery reconnaissance is an important duty of artillery reconnaissance, the artillery locating radar and sound ranging are main equipments of anti-artillery reconnaissance.

反炮兵侦察是炮兵侦察的一项重要任务，声测和雷达是反炮兵侦察的主要装备。

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20、

The Operational Effectiveness Analysis of the Artillery Locating Radar and Sound Ranging Networking System based on SEA

基于SEA的炮兵声测和雷达组网的作战效能分析

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