公开(公告)号：US10432923B2

公开(公告)日：2019-10-01

申请号：US15304110

申请日：2015-04-23

Applicant: Korea Photonics Technology Institute

Inventor： Kwang Hoon Lee ,  Dong Kil Lee ,  Yang Gyu Kim

IPC: H04N13/398 ,  H04N13/302 ,  G02B27/22 ,  H04N13/305

Abstract: A unit light source module configured as a 3D display system includes a light emitting unit including a plurality of point light sources corresponding to a number of viewpoints and a light collecting unit disposed a predetermined distance apart from the light emitting unit and collecting and outputting the light source outputted from the plurality of point light sources.

公开(公告)号：US20170041599A1

公开(公告)日：2017-02-09

申请号：US15304110

申请日：2015-04-23

Applicant: Korea Photonics Technology Institute

Inventor： Kwang Hoon Lee ,  Dong Kil Lee ,  Yang Gyu Kim

IPC: H04N13/04 ,  G02B27/22

CPC classification number: H04N13/398 ,  G02B27/2214 ,  H04N13/302 ,  H04N13/305

Abstract: A unit light source module configured as a 3D display system includes a light emitting unit including a plurality of point light sources corresponding to a number of viewpoints and a light collecting unit disposed a predetermined distance apart from the light emitting unit and collecting and outputting the light source outputted from the plurality of point light sources.

Abstract translation: 配置为3D显示系统的单位光源模块包括：发光单元，包括与多个视点相对应的多个点光源;以及集光单元，设置成与发光单元隔开预定距离并且收集和输出光 源从多个点光源输出。

公开(公告)号：US11446755B2

公开(公告)日：2022-09-20

申请号：US16950920

申请日：2020-11-18

Applicant: KOREA PHOTONICS TECHNOLOGY INSTITUTE

Inventor： Hoe Min Kim ,  Sung Kuk Chun ,  Dong Kil Lee ,  Kwang Hoon Lee ,  Seon Man Kim

IPC: G06T7/70 ,  B23K9/095

Abstract: According to an embodiment, an object tracking device in a welding process tracks and outputs a predetermined object in a welding image. The object tracking device comprises a camera device capturing the welding image including a base material and a welding torch for welding the base material, a controller receiving a plurality of camera control parameter-varied images from the camera device, identifying the predetermined object in the received images, and generating an object tracking image, the plurality of camera control parameter-varied images having varied camera control parameters of the camera device, and an output device outputting the welding image captured by the camera device, the plurality of images received by the controller, or the object tracking image generated by the controller.