脉冲激光测距中信号处理系统嵌入式设计与实现

脉冲激光测距是一种技术先进、应用广泛的测距技术。介绍采用嵌入式设计实现基于脉冲激光测距原理的测量系统,着重论述了以可调节增益放大器和高速模数转换器为基础的电路设计,给出了硬件和软件的设计方法,实现了高精度时间间隔测量,并研制了专用的嵌入式检测仪器,具有良好的测距效果。该电路成本低、测量精度高,特别适合于大批量生产、低成本要求的应用。

Design and implementation of embedded signal processing system based on pulsed laser ranging technology

The pulsed laser ranging measurement is an advanced and universal test method.This paper introduces the design and implementation of embedded signal processing system based on pulse laser ranging technology.It mainly discusses the design of the circuit based on the variable gain amplifier and the high speed A/D converter.The hardware and the software of the signal processing system are also presented.It realizes a high accuracy time interval measurement.Here develop an embedded measuring instrument based on the pulsed laser ranging design,as well as good performances and high precision laser range finding.The design is especially suit for volume-produce and low-cost requirements.