US 12,311,528 B2
Device and method of protecting item based on serving order
Hyunjoo Kang, Suwon-si (KR); Daekyung Ahn, Suwon-si (KR); Hoon Han, Suwon-si (KR); Joayoung Lee, Suwon-si (KR); and Jiwoong Hwang, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Sep. 29, 2022, as Appl. No. 17/956,418.
Application 17/956,418 is a continuation of application No. PCT/KR2022/012581, filed on Aug. 23, 2022.
Claims priority of application No. 10-2021-0148733 (KR), filed on Nov. 2, 2021; and application No. 10-2021-0150690 (KR), filed on Nov. 4, 2021.
Prior Publication US 2023/0139512 A1, May 4, 2023
Int. Cl. B25J 11/00 (2006.01); G05D 1/00 (2006.01); G08B 7/06 (2006.01)
CPC B25J 11/0045 (2013.01) [G05D 1/0214 (2013.01); G05D 1/0274 (2013.01); G08B 7/06 (2013.01)] 20 Claims
OG exemplary drawing
 
19. A method implemented by a processor including processing circuitry, the method comprising:
based on items on a plurality of serving trays and pieces of order information of a plurality of destinations, determining a serving order in which the items on the plurality of serving trays need to be delivered,
while an item is delivered to a first destination among the plurality of destinations, providing protection for a serving tray to which a serving order subsequent to a serving order of the first destination is mapped,
while a target item is delivered to the first destination among the plurality of destinations, sensing access of things in a detection region defined based at least on a serving tray accommodating another item in a serving order different from a serving order of the target item, and
outputting a first color light on a side of a serving tray accommodating the target item and outputting a second different color light on a side of the serving tray accommodating the other item.