US 12,347,254 B2
Using combination of GPS and BLE beaconing to locate a lock box
Adam Cooper, Independence, OR (US)
Assigned to HONEYWELL INTERNATIONAL, INC., Charlotte, NC (US)
Appl. No. 17/767,286
Filed by CARRIER CORPORATION, Palm Beach Gardens, FL (US)
PCT Filed Oct. 7, 2020, PCT No. PCT/US2020/054465
§ 371(c)(1), (2) Date Apr. 7, 2022,
PCT Pub. No. WO2021/071866, PCT Pub. Date Apr. 15, 2021.
Claims priority of provisional application 62/911,531, filed on Oct. 7, 2019.
Prior Publication US 2022/0366745 A1, Nov. 17, 2022
Int. Cl. G07C 9/00 (2020.01); E05B 47/00 (2006.01); H04B 17/327 (2015.01); H04W 48/08 (2009.01); H04W 4/80 (2018.01)
CPC G07C 9/00571 (2013.01) [E05B 47/00 (2013.01); H04B 17/327 (2015.01); H04W 48/08 (2013.01); E05B 2047/0096 (2013.01); G07C 2009/00769 (2013.01); G07C 2209/63 (2013.01); H04W 4/80 (2018.02)] 11 Claims
OG exemplary drawing
 
1. A method of locating a lock box, the method comprising:
obtaining a saved location of the lock box using an application operated via a first cellular telephone, the saved location of the lock box being accurate within a first selected radius, the lock box including a shackle and a key storage area;
displaying the saved location of the lock box on the first cellular telephone via the application;
detecting a Bluetooth advertisement of the lock box using the first cellular telephone;
determining a received signal strength indicator (RSSI) of the Bluetooth advertisement;
determining a distance between the first cellular telephone and the lock box in response to the RSSI of the Bluetooth advertisement;
displaying a distance indicator depicting the distance between the first cellular telephone and the lock box on the first cellular telephone via the application;
receiving at the lock box an access request from the first cellular telephone;
unlocking the shackle in response to the access request from the first cellular telephone;
unlocking the key storage area in response to the access request from the first cellular telephone;
wherein prior to obtaining the saved location, the method further comprises:
receiving a user input on a second cellular telephone through an application operated via the second cellular telephone, the user input indicating that the lock box was installed;
detecting a location of the second cellular telephone when the lock box was installed;
equating the saved location of the lock box to the location of the second cellular telephone when the lock box was installed; and
saving the saved location of the lock box.