公开(公告)号：US20230396039A1

公开(公告)日：2023-12-07

申请号：US18234954

申请日：2023-08-17

Applicant: KOREA PHOTONICS TECHNOLOGY INSTITUTE

Inventor： Keon Hwa LEE ,  Young Ho SONG

IPC: H01S5/42 ,  H01S5/0236 ,  H01S5/183

CPC classification number: H01S5/423 ,  H01S5/0236 ,  H01S5/18344 ,  H01S5/18341

Abstract: A vertical cavity surface emitting laser (VCSEL) chip, a VCSEL array, and a method of manufacturing the VCSEL array are disclosed. The VCSEL array includes a substrate, an adhesive layer coated on the substrate, a VCSEL chip disposed on the adhesive layer and fixed to the adhesive layer and configured to oscillate light or a laser by being supplied with power, a polymer coated on the VCSEL chip and the adhesive layer, and an interconnector electrically connected to the VCSEL chip.

公开(公告)号：US20230401845A1

公开(公告)日：2023-12-14

申请号：US18235388

申请日：2023-08-18

Applicant: KOREA PHOTONICS TECHNOLOGY INSTITUTE

Inventor： Seon Hoon KIM ,  Doo Gun KIM ,  Young Ho SONG ,  Seung Heon HAN ,  Ju Hyeon CHOI ,  Jeong Hwan IN

IPC: G06V20/17 ,  G05D1/00 ,  G05D1/10 ,  G06V10/764 ,  G06V10/774 ,  G06V20/10 ,  G06V20/68

CPC classification number: G06V20/17 ,  G05D1/0094 ,  G05D1/101 ,  G06V10/764 ,  G06V10/774 ,  G06V20/188 ,  G06V20/68 ,  B64U10/13

Abstract: A fruit quantity measurement system includes an unmanned aerial vehicle configured to receive GPS information about a fruit tree region of a predetermined area and an RF signal transmitted from an RF transmitter installed for each fruit tree and provide fruit tree images captured using at least one image sensor while flying based on a predetermined flight plan over the fruit tree region, and a monitoring server configured to be connected to the unmanned aerial vehicle through a communication network to receive GPS information and an RF signal from the unmanned aerial vehicle, match and store location data for each fruit tree, analyze the fruit tree image, measure the number of fruits for each fruit tree, store fruit counting information, and provide the stored location data or fruit counting information for each fruit tree according to a request from a user terminal authorized in advance.