US 11,717,095 B2
Refrigerator having panel assembly covering opening of outer plate of door
Jisu Park, Seoul (KR); and Taehoon Choi, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Nov. 22, 2022, as Appl. No. 17/992,129.
Application 17/992,129 is a continuation of application No. 17/557,536, filed on Dec. 21, 2021, granted, now 11,589,687.
Application 17/557,536 is a continuation of application No. 16/781,143, filed on Feb. 4, 2020, granted, now 11,300,350, issued on Apr. 12, 2022.
Application 16/781,143 is a continuation of application No. 16/416,498, filed on May 20, 2019, granted, now 10,588,428, issued on Mar. 17, 2020.
Application 16/416,498 is a continuation of application No. 15/340,056, filed on Nov. 1, 2016, granted, now 10,342,363, issued on Jul. 9, 2019.
Claims priority of application No. 10-2016-0001298 (KR), filed on Jan. 5, 2016.
Prior Publication US 2023/0084213 A1, Mar. 16, 2023
Int. Cl. F21Y 115/10 (2016.01); A47F 3/04 (2006.01); F25D 23/02 (2006.01); F25D 27/00 (2006.01); H05B 47/12 (2020.01); F21V 3/00 (2015.01); F21V 23/04 (2006.01); F25D 29/00 (2006.01); G10L 21/0232 (2013.01); H04R 1/02 (2006.01); H04R 1/04 (2006.01); F21V 29/89 (2015.01); A47F 3/00 (2006.01); F21V 7/00 (2006.01); F21V 15/01 (2006.01); F21V 23/00 (2015.01); F25D 11/02 (2006.01); F25D 23/04 (2006.01); F25D 31/00 (2006.01); G02B 27/14 (2006.01); E05D 11/00 (2006.01); G01H 1/00 (2006.01); H05B 47/105 (2020.01); F21W 131/305 (2006.01)
CPC A47F 3/0434 (2013.01) [A47F 3/001 (2013.01); F21V 3/00 (2013.01); F21V 7/0008 (2013.01); F21V 15/01 (2013.01); F21V 23/002 (2013.01); F21V 23/0442 (2013.01); F21V 23/0471 (2013.01); F21V 29/89 (2015.01); F25D 11/02 (2013.01); F25D 23/02 (2013.01); F25D 23/025 (2013.01); F25D 23/028 (2013.01); F25D 23/04 (2013.01); F25D 27/00 (2013.01); F25D 27/005 (2013.01); F25D 29/00 (2013.01); F25D 29/005 (2013.01); F25D 31/005 (2013.01); G02B 27/144 (2013.01); G10L 21/0232 (2013.01); H04R 1/028 (2013.01); H04R 1/04 (2013.01); H05B 47/12 (2020.01); E05D 11/0054 (2013.01); E05D 11/0081 (2013.01); E05Y 2900/31 (2013.01); F21W 2131/305 (2013.01); F21Y 2115/10 (2016.08); F25D 2323/023 (2013.01); F25D 2400/18 (2013.01); F25D 2700/00 (2013.01); F25D 2700/04 (2013.01); G01H 1/00 (2013.01); H03K 2217/94005 (2013.01); H03K 2217/96011 (2013.01); H05B 47/105 (2020.01)] 20 Claims
OG exemplary drawing
 
1. A home appliance including a cabinet forming a space and a door configured to open and close the space, the home appliance comprising:
a front panel mounted at a front side of the door and including a see-through area through which the space inside of the cabinet is selectively viewable, the front panel being formed of a transparent material;
a lighting unit provided at the space;
a knock detector configured to detect a knock input on the door;
a detector printed circuit board (PCB) configured to determine whether a signal detected by the knock detector is a valid knock signal; and
a main controller configured to control the lighting unit based on a determination that the detected signal is the valid knock signal, wherein the knock detector is mounted at an area outside of the see-through area.