US 12,225,607 B2
Method of conducting two-way communication between smartphone and hygiene apparatus
Heiner Ophardt, Arisdorf (CH); and Robert Bradley, Mississauga (CA)
Assigned to OP-HYGIENE IP GMBH, Niederbipp (CH)
Filed by OP-Hygiene IP GmbH, Niederbipp (CH)
Filed on Apr. 8, 2022, as Appl. No. 17/716,535.
Claims priority of provisional application 63/172,819, filed on Apr. 9, 2021.
Prior Publication US 2022/0330360 A1, Oct. 13, 2022
Int. Cl. H04W 76/14 (2018.01)
CPC H04W 76/14 (2018.02) 20 Claims
OG exemplary drawing
 
1. A method of conducting two-way communication between a first NFC enabled device and a second NFC enabled device, the method comprising:
placing the first NFC enabled device and the second NFC enabled device in proximity;
transmitting a first message from the first NFC enabled device to the second NFC enabled device;
activating a silent mode of the second NFC enabled device after receipt of the first message;
using the second NFC enabled device to process the first message and write a second message in a memory of the second NFC enabled device;
deactivating the silent mode of the second NFC enabled device; and
using the first NFC enabled device to read the second message in the memory of the second NFC enabled device;
wherein the presence of the second NFC enabled device is hidden from the first NFC enabled device when the second NFC enabled device is in the silent mode.