公开(公告)号：US20240161492A1

公开(公告)日：2024-05-16

申请号：US18509271

申请日：2023-11-14

Applicant: Electronics and Telecommunications Research Institute

Inventor： Ryangsoo KIM ,  Sung Chang KIM ,  Hark YOO ,  Geun Yong KIM ,  Jaein KIM ,  Chorwon KIM ,  Hee Do KIM ,  Ji Hyoung RYU ,  Byung-Hee SON ,  Kicheoul WANG ,  Giha YOON

IPC: G06V10/94 ,  G06T7/00 ,  G06T7/60 ,  G06T7/70 ,  G06V10/77 ,  G06V20/52 ,  G06V40/16 ,  H04N7/18

CPC classification number: G06V10/95 ,  G06T7/0002 ,  G06T7/60 ,  G06T7/70 ,  G06V10/77 ,  G06V20/52 ,  G06V40/161 ,  H04N7/183 ,  G06T2207/30168 ,  G06T2207/30201 ,  G06T2207/30242

Abstract: The present invention relates to an image collection sensor device, an unmanned counting edge computing system and method using the same, and more particularly, to an image collection sensor device capable of providing a high-precision unmanned counting service using a low-power wireless image collection sensor device operated by a battery by analyzing unmanned counting result data that counts the number of persons included in image data, determining image sensor parameters of the image data, and adjusting a collection cycle and collection image quality of image sensor data according to environmental changes in a sensing area.

公开(公告)号：US20190280768A1

公开(公告)日：2019-09-12

申请号：US16351100

申请日：2019-03-12

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Byung-Hee SON ,  Geun Yong KIM ,  Ryangsoo KIM ,  Jaein KIM ,  Hee Do KIM ,  Moon Kyun OH ,  Hark YOO ,  Gi-Ha YOON

IPC: H04B10/079 ,  H04B10/572 ,  H04Q11/00

Abstract: In the present invention, by providing a device for determining a state of an optical network terminal line including: an optical signal transfer interface configured to transfer a downlink signal transmitted from an optical line terminal to an optical network terminal line and to transfer an uplink signal transmitted from an optical network terminal connected to the optical network terminal line to the optical line terminal; an optical signal transmitter configured to transmit an optical signal to the optical signal transfer interface; an optical signal receiver configured to receive the downlink signal through the optical signal transfer interface, to receive a reflected signal corresponding to the optical signal, and to detect intensity of the downlink signal and the reflected signal; a signal converter configured to convert the reflected signal from an analog form to a digital form; a signal processor configured to analyze the reflected signal of a digital form and to determine the state of the optical network terminal line based on the analysis result; and a signal output interface configured to output the state of the optical network terminal line, it is possible to quickly and simply obtain state information of connection information of the optical network terminal line, and minimize time required for disconnection of the optical network terminal line from a port of splitter, and needs only equipment of a simple structure compared with existing measurement equipment for monitoring the state of the connection state between the optical network terminal and a drop fiber section, so that the cost of disconnection of the optical network terminal line is minimized.