US 12,302,070 B2
Implantable hearing device for enhancing the hearing capability of a user
Yannick Vaiarello, Vallauris (FR); Franck Mattioli, Vallauris (FR); and Julien Venet, Vallauris (FR)
Assigned to OTICON MEDICAL A/S, Smørum (DK)
Filed by Oticon Medical A/S, Smørum (DK)
Filed on Oct. 13, 2022, as Appl. No. 17/965,543.
Claims priority of application No. 21202690 (EP), filed on Oct. 14, 2021.
Prior Publication US 2023/0119384 A1, Apr. 20, 2023
Int. Cl. H04R 25/00 (2006.01)
CPC H04R 25/609 (2019.05) [H04R 25/606 (2013.01); H04R 2225/51 (2013.01); H04R 2225/57 (2019.05)] 18 Claims
OG exemplary drawing
 
1. An implantable hearing device for enhancing the hearing capability of a user comprising:
at least one housing comprising a top side to be substantially directed towards the skin of a user and at least one bottom side to be substantially directed opposite to the top side,
at least one implant antenna element for inductively connecting the implantable hearing device to an external device via a magnetic field,
wherein the bottom side of the at least one housing at least partly is of metallic material, and
wherein the top side of the at least one housing at least partly is of nonmetallic material, wherein,
at least one magnetic sheet is arranged substantially between the at least one implant antenna element and the bottom side of the at least one housing,
at least one printed circuit board arranged substantially between the at least one magnetic sheet and the bottom side of the at least one housing,
wherein the at least one implant antenna, the at least one magnetic sheet, and the at least one printed circuit board are each formed as a ring,
wherein the at least one magnetic sheet is configured to affect the magnetic field of the at least one implant antenna element.