| 基于时差法的高精度脉冲式激光测距系统 |
| |
| 引用本文： | 殷秀梅,张仁杰,吴宁.基于时差法的高精度脉冲式激光测距系统[J].黑龙江电子技术,2013(11):161-163,166. |
| |
| 作者姓名： | 殷秀梅 张仁杰 吴宁 |
| |
| 作者单位： | 上海理工大学光电信息与计算机工程学院,上海200093 |
| |
| 摘 要： | 提高脉冲法激光测距系统的精度关键在于计时.文中结合高精度计时芯片TDC-GP2和低功耗单片机MSP430F149,采用时差法设计了一种高精度脉冲式激光测距系统.该系统通过TDC-GP2的Start、Stop1和Stop2三通道的时差测量消除硬件电路的时差,多次测量后,单片机进行了软件均值处理,提高脉冲式激光测距系统的精度至0.1m.
|
| 关 键 词： | 脉冲式激光测距 时差法 高精度 TDC-GP2 |
High-precision pulsed laser ranging system based on time difference method |
| |
| Authors: | YIN Xiu-mei ZHANG Ren-jie WU Ning |
| |
| Institution: | ( School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China) |
| |
| Abstract: | Improving the accuracy of the pulsed laser ranging system lies in the timing precision.In this paper,the high-precision pulsed laser ranging system is designed through time difference method which combined with high-precision timing chip TDC-GP2 and low-power microcontroller MSP430F149.By eliminating the time difference of hardware circuit with time difference measurement of TDC-GP2 Start,Stop1 and Stop2 channels and MCU averaging multiple measurements improve the accuracy of the pulsed laser ranging system to 0.1 m. |
| |
| Keywords: | pulsed laser ranging time difference method high-precision TDC-GP2 |
| 本文献已被 维普 等数据库收录！ |
