公开(公告)号：US20230113107A1

公开(公告)日：2023-04-13

申请号：US17911321

申请日：2021-03-10

Applicant: LG INNOTEK CO., LTD.

Inventor： Do Hee KEUM ,  Kab Young KIM ,  Beom Sun HONG

IPC: A61B5/1486 ,  A61B5/00 ,  A61B5/145

Abstract: A sensing device according to one embodiment of the present invention comprises: a substrate; a sensor that includes an electrode disposed on the substrate, and a connection terminal disposed on the substrate and connected to the electrode; and a stretchable substrate that is connected to the sensor unit and includes a base and wiring disposed on the base, wherein the connection terminal of the sensor unit is connected to the wiring of the stretchable substrate.

公开(公告)号：US20220160111A1

公开(公告)日：2022-05-26

申请号：US17437083

申请日：2020-02-26

Applicant: LG INNOTEK CO., LTD.

Inventor： Do Hee KEUM ,  Min Seok OH ,  Sang Young LEE

IPC: A45D44/00

Abstract: An ultrasonic mask according to an embodiment comprises: a first substrate; a first wire disposed on the upper surface of the first substrate; a second substrate disposed above the first substrate; a second wire disposed on the lower surface of the second substrate; a piezoelectric member between the first substrate and the second substrate; a first electrode connected to the first wire and disposed on the lower surface of the piezoelectric member; and a second electrode connected to the second wire and disposed on the upper surface of the piezoelectric member, wherein the first wire and the second wire have curvatures (mm) of 5R to 15R, and the piezoelectric member generates an ultrasonic wave having a frequency band of 20 kHz to 1 MHz.

公开(公告)号：US20220143419A1

公开(公告)日：2022-05-12

申请号：US17436135

申请日：2020-03-05

Applicant: LG INNOTEK CO., LTD.

Inventor： Yong Jae CHOI ,  Gyu Lin LEE ,  Do Hee KEUM ,  Beom Sun HONG

IPC: A61N5/06 ,  A61N1/04 ,  A61N1/32

Abstract: A mask according to an embodiment comprises: a first substrate; a first wiring arranged on the first substrate; a plurality of piezoelectric elements arranged on the first wiring; a second wiring arranged on the piezoelectric elements; a second substrate arranged on the second wiring; a third wiring arranged on the first substrate and electrically insulated from the first wiring; and a plurality of light-emitting elements arranged between the first and second substrates and arranged on the third wiring, wherein the plurality of light-emitting elements are arranged in areas overlapping, in a vertical direction, areas between the piezoelectric elements.