Title:
GROUND TRAFFIC LIGHT DEVICE FOR PEDESTRIAN
Document Type and Number:
WIPO Patent Application WO/2022/149732
Kind Code:
A1
Abstract:
The present invention relates to a ground traffic light device for a pedestrian, which comprises: a traffic light support (10) installed at a crosswalk; a light source (20) installed on the traffic light support to emit different colors of light on the crosswalk and emitting the same color of light as the color of the traffic light in conjunction with the color of the traffic light, wherein the light source may be a laser light source which emits a laser or an LED light source which emits LED light, and further includes a control unit by which the light emitted from the light source is emitted to an upper surface of a curb of the crosswalk to be easily recognized by a pedestrian by eye and which controls the color and emitted time of the light emitted from the light source to be in conjunction with the color and emitted time of the traffic light so that the control unit receives a control signal input to the traffic light simultaneously with the traffic light to control the light source.
Inventors:
KIM TAE HEON (KR)
Application Number:
PCT/KR2021/018198
Publication Date:
July 14, 2022
Filing Date:
December 03, 2021
Export Citation:
Assignee:
SEOUL METROPOLITAN GOVERNMENT (KR)
International Classes:
G08G1/095; E01F9/559; G08G1/07; H02S40/38
Foreign References:
| KR20200082970A | 2020-07-08 | |||
| KR20120097133A | 2012-09-03 | |||
| KR20030072829A | 2003-09-19 | |||
| JP3183064U | 2013-04-25 | |||
| KR101556702B1 | 2015-10-02 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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