公开(公告)号：US10555609B2

公开(公告)日：2020-02-11

申请号：US15763630

申请日：2016-10-06

Applicant: LG INNOTEK CO., LTD.

Inventor： Yong Hwa Park ,  Bi Yi Kim ,  Jeong Han Kim ,  Hyun Gyu Park ,  Won Keun Cho ,  Hyun Jin Jo ,  In Hee Cho

IPC: G01L1/18 ,  A47C7/02 ,  A47C1/00 ,  A47C31/12 ,  G01L1/14 ,  A47C7/62 ,  A61B5/00 ,  A61B5/11

Abstract: A pressure-sensing chair according to one embodiment of the present invention comprises: a first electrode having a first conductive region formed in a first direction; a second electrode having a second conductive region formed in a second direction; a sensing sheet including an intermediate layer arranged between the first electrode and the second electrode; a first elastic body arranged on the sensing sheet and having a first elastic modulus; and a plurality of second elastic bodies arranged in the first elastic body and having a second elastic modulus, which is greater than the first elastic modulus.

公开(公告)号：US10378927B2

公开(公告)日：2019-08-13

申请号：US15744240

申请日：2016-03-15

Applicant: LG INNOTEK CO., LTD.

Inventor： Won Keun Cho ,  Jeong Han Kim ,  Bi Yi Kim ,  Hyun Gyu Park ,  In Hee Cho ,  Seung Kwon Hong

IPC: G01D5/24 ,  G06F3/044 ,  G08B13/10 ,  G08B21/18

Abstract: A direction detection device, according to one embodiment of the present invention, comprises: a dielectric layer; a first electrode layer which is arranged on a first surface of the dielectric layer, and which comprises a plurality of first electrode patterns arranged in a first direction; a second direction arranged on a second surface of the dielectric layer, which faces the first surface; a capacitance detection unit which detects changes in capacitance due to time difference between a first region and a second region, wherein in the first region, at least one selected among the plurality of first electrode patterns overlaps the second electrode layer, and in the second region, at least one selected from the plurality of the remaining first electrode patterns overlaps the second electrode layer; and a direction detection unit which connects to the capacitance detection unit, and detects a movement direction on the basis of the time difference between the first region and the second region.

公开(公告)号：US11029220B2

公开(公告)日：2021-06-08

申请号：US15757526

申请日：2015-12-21

Applicant: LG INNOTEK CO., LTD.

Inventor： Bi Yi Kim ,  Jeong Han Kim ,  Hyun Gyu Park ,  Won Keun Cho ,  In Hee Cho ,  Hyun Jin Jo ,  Seung Kwon Hong

IPC: G01L1/14 ,  G01L5/22 ,  G01L1/22 ,  G01L1/18

Abstract: A pressure sensing element may include: an intermediate layer having a structure in which at least two functional layers are stacked on each other; a first electrode layer including a plurality of first electrode patterns; and a second electrode layer to overlap the first electrode layer with the intermediate layer between the first and second electrode layers. Among the two functional layers, the first functional layer has a thickness linearly varying in a first pressure section, and the second functional layer has a thickness linearly varying in a second pressure section. The maximum pressure in the first pressure section is lower than that in the second pressure section, and the minimum pressure in the second pressure section is included in the first pressure section.

公开(公告)号：US11553753B2

公开(公告)日：2023-01-17

申请号：US15774523

申请日：2016-11-08

Applicant: LG INNOTEK CO., LTD.

Inventor： Won Keun Cho ,  Bi Yi Kim ,  Jeong Han Kim ,  Yong Hwa Park ,  Hyun Gyu Park ,  Hyun Jin Jo ,  In Hee Cho

IPC: A43B3/34 ,  A61B5/00 ,  A43B17/00 ,  A43B17/03 ,  A61B5/103

Abstract: A pressure sensing insole according to an embodiment of the present invention includes: a first electrode layer including a first conductive region; a first adhesive layer disposed on the first electrode layer and including an insulating region; an intermediate layer disposed on the first adhesive layer; a second adhesive layer disposed on the intermediate layer and including an insulating region; and a second electrode layer disposed on the second adhesive layer and including a second conductive region.

公开(公告)号：US11029222B2

公开(公告)日：2021-06-08

申请号：US16313110

申请日：2016-07-11

Applicant: LG INNOTEK CO., LTD.

Inventor： Won Keun Cho ,  Eun Jin Kim ,  Soo Min Lee ,  Jina Lee ,  In Hee Cho ,  Hyun Jin Jo ,  Sanga Ju

IPC: G01L1/00 ,  G01L1/20 ,  G01L1/18 ,  G01L1/22

Abstract: A pressure sensor comprises: a first electrode layer; a second electrode layer; and an intermediate layer disposed between the first electrode layer and the second electrode layer, wherein the intermediate layer changes in resistance, depending on a change in at least one of a thickness or a volume thereof. In addition, the intermediate layer comprises: a foam having porous regions dispersed in a non-porous region thereof; and a conductive material being dispersed in the foam and being more conductive than the foam.

公开(公告)号：US10918156B2

公开(公告)日：2021-02-16

申请号：US16302589

申请日：2017-05-23

Applicant: LG INNOTEK CO., LTD.

Inventor： Hyun Jin Jo ,  Won Keun Cho ,  Jeong Han Kim ,  Soo Min Lee ,  Ji Na Lee ,  In Hee Cho ,  Sang A Ju

IPC: G01L1/20 ,  A43B3/00 ,  A43B17/00 ,  B32B3/26 ,  B32B7/12 ,  G01L9/06 ,  A61B5/103 ,  A61B5/00 ,  H01B1/12 ,  H01B1/02

Abstract: Disclosed in an embodiment is a pressure detection sensor comprising: an elastic layer including a hole; and an electrode layer including a plurality of electrodes arranged on the elastic layer so as to be spaced apart, wherein the elastic layer includes a variable member arranged in the hole, the plurality of electrodes are electrically connected to each other by outside pressure, and at least one of the plurality of electrodes covers a part of the hole.

公开(公告)号：US10548404B2

公开(公告)日：2020-02-04

申请号：US15757494

申请日：2016-09-02

Applicant: LG INNOTEK CO., LTD.

Inventor： Won Keun Cho ,  Bi Yi Kim ,  Jeong Han Kim ,  Hyun Gyu Park ,  In Hee Cho ,  Hyun Jin Jo

IPC: G01L1/00 ,  A47C7/62 ,  G01L1/14 ,  A47B21/06 ,  A47B83/02 ,  H02J50/10 ,  H02J7/02

Abstract: The present invention relates to a pressure sensing chair capable of wireless charging, detecting body pressure, and measuring the distribution of body pressure. A pressure sensing chair according to one embodiment of the present invention comprises: at least one sensor unit including a first electrode layer having a plurality of first electrode patterns arranged in a first direction, a second electrode layer having a plurality of second electrode patterns arranged in a second direction crossing the first direction, and a dielectric layer arranged between the first electrode layer and the second electrode layer; and a module unit connected to the sensor unit and including a communication unit and a wireless charging unit.