US 11,980,310 B2
Refrigerator for entrance gate
Seojin Lee, Seoul (KR); Wonjin Lee, Seoul (KR); Insun Yeo, Seoul (KR); Eugene Myung, Seoul (KR); Miyoung Seo, Seoul (KR); Kyukwan Choi, Seoul (KR); Minkyu Oh, Seoul (KR); and Yezo Yun, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/433,341
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Feb. 13, 2020, PCT No. PCT/KR2020/002082
§ 371(c)(1), (2) Date Aug. 24, 2021,
PCT Pub. No. WO2020/175836, PCT Pub. Date Sep. 3, 2020.
Claims priority of application No. 10-2019-0021867 (KR), filed on Feb. 25, 2019; and application No. 10-2019-0073169 (KR), filed on Jun. 19, 2019.
Prior Publication US 2022/0039581 A1, Feb. 10, 2022
Int. Cl. H04N 5/44 (2011.01); A47G 29/14 (2006.01); A47G 29/30 (2006.01); E06B 7/32 (2006.01); F25D 23/02 (2006.01); F25D 23/10 (2006.01); F25D 29/00 (2006.01); G06F 3/0482 (2013.01); G06F 3/04847 (2022.01); G07C 9/00 (2020.01); G07C 9/32 (2020.01); H04W 4/80 (2018.01)
CPC A47G 29/141 (2013.01) [A47G 29/30 (2013.01); E06B 7/32 (2013.01); F25D 23/028 (2013.01); F25D 23/10 (2013.01); F25D 29/008 (2013.01); G06F 3/0482 (2013.01); G06F 3/04847 (2013.01); G07C 9/00182 (2013.01); G07C 9/32 (2020.01); H04W 4/80 (2018.02); A47G 2029/142 (2013.01); A47G 2029/147 (2013.01); F25D 2400/361 (2013.01); G07C 2009/0019 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A refrigerator installable at a door or a wall, comprising:
a cabinet having a storage compartment to store an article;
an outdoor-side door connected to a front surface of the cabinet to open or close the storage compartment;
an indoor-side door connected to a rear surface of the cabinet to open or close the storage compartment, the indoor-side door facing the outdoor-side door;
a display portion provided on a front surface of the outdoor-side door;
a cold air supply device disposed in the cabinet, the cold air supply device to supply cold air to the storage compartment, and
a controller configured to control driving of the cold air supply device and the opening of the outdoor-side door,
wherein the controller is configured to:
store a user authentication profile registered through a user authentication setting process; and
open the outdoor-side door when a user authentication corresponds with the user authentication profile in a state where an article outgoing command is detected,
wherein, when the article outgoing command is detected, the controller is configured to:
display an NFC authentication screen on the display portion to perform an NFC authentication process; and open the outdoor-side door when the received NFC information matches with the registered NFC information.