公开(公告)号：US20140240691A1

公开(公告)日：2014-08-28

申请号：US13916250

申请日：2013-06-12

Applicant: Electronics and Telecommunications Research Institute

Inventor： Bongki MHEEN ,  MyoungSook Oh ,  Kisoo Kim ,  Jae-Sik Sim ,  Yong-Hwan Kwon ,  Eun Soo Nam

IPC: G01S17/89

CPC classification number: G01S17/89 ,  G01S7/4815 ,  G01S7/4818 ,  G01S7/484 ,  G01S7/4863

Abstract: Disclosed are a laser radar system and a method for acquiring an image of a target, and the laser radar system includes: a beam source to emit the laser beam; a beam deflector disposed between the beam source and the target, and configured to deflect the laser beam emitted from the beam source in a scanning direction of the target as time elapses; and an optical detector configured to detect the laser beam reflected from the target, which is provided a plurality of beam spots having a diameter DRBS; and a receiving optical system disposed between the target and the optical detector and configured to converge the laser beam reflected from the target, and the optical detector includes a detecting area having a diameter DDA that satisfies an equation of √{square root over (/2)}×PRBS+2×DRBS≦DDA≦2×Dlens and an equation of (4/π)×λ×F_number

Abstract translation: 公开了一种用于获取目标图像的激光雷达系统和方法，并且激光雷达系统包括：发射激光束的光束源; 光束偏转器，设置在所述光束源和所述目标之间，并且被配置为随着时间的过去使从所述光束源发射的激光束沿所述目标的扫描方向偏转; 以及光检测器，被配置为检测从所述目标物反射的激光束，所述激光束设置有多个具有直径DRBS的光束点; 以及接收光学系统，设置在所述目标和所述光学检测器之间并且被配置为会聚从所述目标物反射的所述激光束，并且所述光学检测器包括具有直径DDA的检测区域，所述检测区域满足以下等式：√{平方根超过（/ 2 ）}×PRBS + 2×DRBS＆nlE; DDA＆nlE; 2×Dlens和（4 /＆pgr;）×λ×F_number

公开(公告)号：US09234964B2

公开(公告)日：2016-01-12

申请号：US13916250

申请日：2013-06-12

Applicant: Electronics and Telecommunications Research Institute

Inventor： Bongki Mheen ,  MyoungSook Oh ,  Kisoo Kim ,  Jae-Sik Sim ,  Yong-Hwan Kwon ,  Eun Soo Nam

IPC: G01C3/08 ,  G01S17/89 ,  G01S7/481 ,  G01S7/484 ,  G01S7/486

CPC classification number: G01S17/89 ,  G01S7/4815 ,  G01S7/4818 ,  G01S7/484 ,  G01S7/4863

Abstract: Disclosed are a laser radar system and a method for acquiring an image of a target, and the laser radar system includes: a beam source to emit the laser beam; a beam deflector disposed between the beam source and the target, and configured to deflect the laser beam emitted from the beam source in a scanning direction of the target as time elapses; and an optical detector configured to detect the laser beam reflected from the target, which is provided a plurality of beam spots having a diameter DRBS; and a receiving optical system disposed between the target and the optical detector and configured to converge the laser beam reflected from the target, and the optical detector includes a detecting area having a diameter DDA that satisfies an equation of √{square root over (2)}×PRBS+2×DRBS≦DDA≦2×Dlens and an equation of (4/π)×λ×F_number

Abstract translation: 公开了一种用于获取目标图像的激光雷达系统和方法，并且激光雷达系统包括：发射激光束的光束源; 光束偏转器，设置在所述光束源和所述目标之间，并且被配置为随着时间的过去使从所述光束源发射的激光束沿所述目标的扫描方向偏转; 以及光检测器，被配置为检测从所述目标物反射的激光束，所述激光束设置有多个具有直径DRBS的光束点; 以及接收光学系统，其设置在所述目标和所述光学检测器之间并且被配置为会聚从所述目标物反射的所述激光束，并且所述光学检测器包括检测区域，所述检测区域具有满足方程式（2）的直径DDA， }×PRBS + 2×DRBS＆nlE; DDA＆nlE; 2×Dlens和（4 /＆pgr;）×λ×F_number