US 12,307,433 B2
Electronic shelf label and method of controlling information display of the same
Han Jin Cho, Seoul (KR); Hyun Hun Cho, Hwaseong-si (KR); Se Uk Jeon, Suwon-si (KR); and Jeong Ho Yoo, Ulsan (KR)
Assigned to SOLUM CO., LTD., Yongin-si (KR)
Filed by SOLUM CO., LTD., Yongin-si (KR)
Filed on Jun. 20, 2024, as Appl. No. 18/749,051.
Application 18/749,051 is a division of application No. 18/199,369, filed on May 19, 2023, granted, now 12,045,795.
Application 18/199,369 is a continuation of application No. 16/905,953, filed on Jun. 19, 2020, granted, now 11,657,379, issued on May 23, 2023.
Claims priority of application No. 10-2019-0073825 (KR), filed on Jun. 21, 2019.
Prior Publication US 2024/0338672 A1, Oct. 10, 2024
Int. Cl. G06Q 20/20 (2012.01); G06Q 10/087 (2023.01); G09F 3/20 (2006.01)
CPC G06Q 20/208 (2013.01) [G06Q 10/087 (2013.01); G09F 3/208 (2013.01); G06Q 20/203 (2013.01); G09F 3/204 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A method of controlling an electronic shelf label, the method comprising:
measuring, by a distance sensor in the electronic shelf label, a distance from the distance sensor to a product;
determining that the distance is same or shorter than a first distance;
in response to a determination that the distance is same or shorter than a first distance, turning a wireless tag reader active,
reading, by the wireless tag reader in the electronic shelf label, information indicated on a wireless tag attached to the product;
displaying, by a display in the electronic shelf label, the information.