US 11,708,240 B2
Automatic method of detecting visually impaired, pregnant, or disabled elevator passenger(s)
Ravikiran Singaraju, Telangana (IN); Vinod Vejandla, Telangana (IN); Appalaraju Marpu, Telangana (IN); Madhavaraju Nadimpalli, Telangana (IN); Madhavi Mothukuri, Telangana (IN); and Ashok Kumar Prakash, Telangana (IN)
Assigned to OTIS ELEVATOR COMPANY, Farmington, CT (US)
Filed by OTIS ELEVATOR COMPANY, Farmington, CT (US)
Filed on Jul. 18, 2019, as Appl. No. 16/515,154.
Claims priority of application No. 201811028019 (IN), filed on Jul. 25, 2018.
Prior Publication US 2020/0031618 A1, Jan. 30, 2020
Int. Cl. B66B 5/00 (2006.01); B66B 1/24 (2006.01); G06V 40/16 (2022.01)
CPC B66B 5/0012 (2013.01) [B66B 1/2408 (2013.01); G06V 40/172 (2022.01); B66B 2201/20 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method for elevator passenger detection, the method comprising:
capturing an image of an elevator passenger approaching an elevator bank to board an elevator car;
determining that the elevator passenger is pregnant or disabled in response to the image of the elevator passenger;
registering a priority elevator call for the elevator passenger that is pregnant or disabled; and
moving the elevator car to the floor landing where the elevator passenger that is pregnant or disabled is located;
wherein the method further comprises:
determining an identity of the elevator passenger in response to the image;
confirming the elevator passenger is pregnant or disabled in response to the identity of the elevator passenger.