Thirdly , a ladar transmitter with high repetition rate which uses pulsed laser diode is manufactured . the power characteristics , spectrum characteristics and temperature characteristics of the laser diode are discussed 研制了一種重復(fù)頻率高的脈沖半導(dǎo)體激光器激光雷達(dá)發(fā)射機(jī),討論了半導(dǎo)體激光器的功率特性、光譜特性和溫度特性。
The project adopts pulsed laser ranging in noncoherent detect mode , uses a 905nm pulsed laser diode as the laser source , detects object with a single apd , adopts an optics - mechanics scanner in object space to obtain images , and obtain distance images and intensity images of object simultaneously 該研究方案采用直接探測脈沖激光測距體制,以波長為905nm的脈沖半導(dǎo)體激光器作為激光光源,利用單元apd探測器進(jìn)行探測,采用物空間掃描的光機(jī)掃描方式進(jìn)行掃描成像,能同時(shí)獲得目標(biāo)的距離圖像和強(qiáng)度圖像。