3) echo-ranging
回声测距<声>
4) noise ranging
噪声测距<声>
5) Ultrasonic ranging
超声测距
1.
The Design of Software and Hardware for an Ultrasonic Ranging System for a Mobile Robot to Avoid Obstacle;
用于移动机器人避障的超声测距系统软硬件设计
2.
To tackle the precision degradation caused by misalignment of transducer pairs in mobile robot localization,an adjustment strategy based on normalized waveform parameter is proposed to derive a high precision method for wide-field ultrasonic ranging.
针对移动机器人超声定位中超声收发传感器角度偏向造成的测距精度下降,本文提出了一种基于归一化波形参数特征修正的超声测距系统。
3.
An ultrasonic ranging system is designed for creeping robot to avoid obstacle, which measures the distance by time-of-flight.
介绍了一种能用于爬行机器人避障的超声测距系统,通过渡越时间法测距。
6) Ultrasonic distance measurement
超声测距
1.
Cross-correlation is the common arithmetic in pulse-echo ultrasonic distance measurement.
基于互相关函数的时延估计方法是脉冲法超声测距中最常用的算法,但窄带超声回波信号的慢衰减高频振荡特性导致它们的相关函数在峰值位置近似作等幅振荡,从而为精确搜索相关函数的峰值带来困难。
2.
A new method for ultrasonic distance measurement based on ultrasonic circulation and multi pulse echo principle is presented in the paper.
本文介绍了一种基于超声波循环反射测量原理的高精度超声测距方法 ,并给出了以单片机为核心的测距系统的组成 。
3.
Ultrasonic distance measurement with large action-range in air is widely used in many robotic and automatic applications, for example, fieldwork robots, self-guided autonomous vehicles, obstacle avoidance and collision warning systems of vehicle, and so on.
大作用距离超声测距技术在现场机器人、车辆自动导航以及车辆避障与车辆安全预警系统等领域具有广阔的应用前景。
补充资料：声波长
声波长
物理学术语。介质中声速与声频率之比。表示在均匀介质中的单频声行波振动一个周期的时间内所传播的距离，也就是一个行波周期在空间里的长度。
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