公开(公告)号：US12056305B2

公开(公告)日：2024-08-06

申请号：US18076675

申请日：2022-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yongtaek Hong ,  Daesik Kim ,  Eunho Oh ,  Byeongmoon Lee

IPC: G06F3/041 ,  G06F3/045 ,  H10N30/30

CPC classification number: G06F3/04146 ,  G06F3/0412 ,  G06F3/045 ,  H10N30/302

Abstract: A pressure sensor includes: a first substrate; a second substrate having an inner surface and a touch surface that is opposite to the inner surface, wherein the inner surface faces the first substrate with a resistance sensing space therebetween; a first electrode and a second electrode, which are arranged spaced apart from each other in the resistance sensing space; and a piezoresistive pattern arranged between the first electrode and the second electrode and disposed in the resistance sensing space, wherein the piezoresistive pattern includes a porous elastic support and a plurality of conductive carbon structures dispersed in the porous elastic support.

公开(公告)号：US20230214044A1

公开(公告)日：2023-07-06

申请号：US18076675

申请日：2022-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yongtaek HONG ,  Daesik Kim ,  Eunho Oh ,  Byeongmoon Lee

IPC: G06F3/041 ,  G06F3/045 ,  H10N30/30

CPC classification number: G06F3/04146 ,  G06F3/0412 ,  G06F3/045 ,  H10N30/302

Abstract: A pressure sensor includes: a first substrate; a second substrate having an inner surface and a touch surface that is opposite to the inner surface, wherein the inner surface faces the first substrate with a resistance sensing space therebetween; a first electrode and a second electrode, which are arranged spaced apart from each other in the resistance sensing space; and a piezoresistive pattern arranged between the first electrode and the second electrode and disposed in the resistance sensing space, wherein the piezoresistive pattern includes a porous elastic support and a plurality of conductive carbon structures dispersed in the porous elastic support.

公开(公告)号：US11856691B2

公开(公告)日：2023-12-26

申请号：US17496309

申请日：2021-10-07

Applicant: Samsung Electronics Co., Ltd. ,  Seoul National University R&DB Foundation

Inventor： Yongtaek Hong ,  Hyeon Cho ,  Byeongmoon Lee

IPC: G01L9/00 ,  H05K1/02 ,  H05K1/09 ,  H05K1/03 ,  H01F1/147 ,  G01L1/22 ,  G01L9/04

CPC classification number: H05K1/0283 ,  G01L1/2287 ,  G01L9/04 ,  H01F1/147 ,  H05K1/032 ,  H05K1/0393 ,  H05K1/092 ,  H05K2201/10151

Abstract: A stretchable sensor includes a stretchable layer including an elastomer, and a conductive layer at least partially buried in the stretchable layer and including a conductive nanostructure. The stretchable layer includes a plurality of first regions including a ferromagnetic material buried in the elastomer, and a second region excluding the plurality of first regions.