公开(公告)号：US20210173528A1

公开(公告)日：2021-06-10

申请号：US17178421

申请日：2021-02-18

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Byung Jin CHOI ,  Dong Pil PARK ,  Ju In YOON ,  Jae Hyun LEE

IPC: G06F3/044 ,  G06F3/041 ,  G06K9/00

Abstract: A touch sensor according to an embodiment of the present invention includes a base layer including a first region and a second region, a touch sensing electrode layer disposed on the first region of the base layer, the touch sensing electrode layer including a plurality of touch sensing unit electrodes having openings formed therein, and a fingerprint sensing electrode layer including a plurality of fingerprint sensing unit electrodes disposed on the second region of the base layer. A space having the same shape as that of the openings is formed between neighboring fingerprint sensing unit electrodes of the plurality of fingerprint sensing unit electrodes.

公开(公告)号：US20190129535A1

公开(公告)日：2019-05-02

申请号：US16170505

申请日：2018-10-25

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Byung Jin CHOI ,  Jae Hyun LEE

IPC: G06F3/044

Abstract: An electrode connection structure includes a substrate layer, a plurality of pads on the substrate layer, and an insulation layer at least partially covering the substrate layer and the pads. The insulation layer includes a plurality of holes on the pads and at least one first groove line extending between the pads neighboring each other.

公开(公告)号：US20180232090A1

公开(公告)日：2018-08-16

申请号：US15896393

申请日：2018-02-14

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Ju In YOON ,  Jae Hyun LEE ,  Yong-Seok CHOI

IPC: G06F3/041 ,  G06F3/042

CPC classification number: G06F3/0412 ,  G06F3/041 ,  G06F3/042 ,  G06F2203/04103

Abstract: A touch sensor includes a base film including a first region and a second region. First sensing electrode patterns are formed on the first region of the base film. The first sensing electrode pattern may consist of a transparent metal oxide. Second sensing electrode patterns are formed on the second region of the base film. The second sensing electrode pattern may include a multi-layered structure that includes a transparent metal oxide pattern and a metal pattern.

公开(公告)号：US20180018034A1

公开(公告)日：2018-01-18

申请号：US15716731

申请日：2017-09-27

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Byung Jin CHOI ,  Dong Pil PARK ,  Jae Hyun LEE

IPC: G06F3/041 ,  H01B5/14 ,  G06F1/16 ,  H03K17/96

CPC classification number: G06F3/041 ,  G06F1/1692 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111 ,  G06F2203/04112 ,  H01B5/14 ,  H03K17/962 ,  H03K2017/9602 ,  H03K2017/9613 ,  H03K2217/96075 ,  H03K2217/960755

Abstract: A touch sensor includes a sensing pattern which includes a first mesh pattern formed in a first direction and a second mesh pattern formed in a second direction, the second mesh pattern including isolated unit patterns, a bridge electrode connecting the neighboring isolated unit patterns of the second mesh patterns, an insulation layer disposed between the sensing pattern and the bridge electrodes, and an auxiliary mesh pattern disposed on or below at least one of the first mesh pattern and the second mesh pattern, the auxiliary mesh pattern being connected to at least one of the first mesh pattern and the second mesh pattern.