US 12,242,230 B2
Watch glass containing a near-field communication (NFC) module and method of producing such a glass
Alex Kalbermatten, Sion (CH)
Assigned to WINWATCH IP LTD., Zug (CH)
Filed by Winwatch IP Ltd, Zug (CH)
Filed on Dec. 28, 2021, as Appl. No. 17/563,195.
Claims priority of application No. 01683/20 (CH), filed on Dec. 29, 2020.
Prior Publication US 2022/0206443 A1, Jun. 30, 2022
Int. Cl. G04G 21/04 (2013.01); G04B 39/00 (2006.01); H01Q 1/27 (2006.01); H01Q 7/00 (2006.01); H04B 5/77 (2024.01)
CPC G04G 21/04 (2013.01) [G04B 39/006 (2013.01); H01Q 1/273 (2013.01); H01Q 7/00 (2013.01); H04B 5/77 (2024.01)] 15 Claims
OG exemplary drawing
 
1. A watch glass comprising a near field communication module (NFC), the NFC module containing at least one microcircuit or a microprocessor connected to an antenna, wherein the watch glass comprises a lower layer comprising a groove in its upper periphery and a notch which is located in a lateral extension of the groove, and wherein the microcircuit or microprocessor is positioned in the notch, and wherein the antenna is positioned in the groove; and an upper layer comprising on its inner periphery a cover coating, said cover coating being positioned precisely on the groove and the notch during when the two layers are being bonded together, in order to hide the NFC module.