Invention Grant
- Patent Title: Capacitive sensor and device
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Application No.: US16414288Application Date: 2019-05-16
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Publication No.: US10684735B2Publication Date: 2020-06-16
- Inventor: Makoto Sasaki , Manabu Yazawa
- Applicant: Alps Alpine Co., Ltd
- Applicant Address: JP Tokyo
- Assignee: Alps Alpine Co., Ltd.
- Current Assignee: Alps Alpine Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Beyer Law Group LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@5ebcf3c8
- Main IPC: G06F3/044
- IPC: G06F3/044 ; B32B15/04 ; H01B5/14 ; H01L31/0224 ; H01L31/18 ; G06F3/041 ; B82Y30/00

Abstract:
A capacitive sensor includes first transparent electrodes arranged in a first direction; second transparent electrodes arranged in a second direction intersecting the first direction and containing conductive nanowires; coupling parts provided integrally with the first transparent electrodes; and bridge wiring parts provided independently of the second transparent electrodes so as to intersect the coupling parts and electrically connecting two adjacent second transparent electrodes to each other. Each of the bridge wiring parts is composed of contact portions in contact with the second transparent electrodes and a bridge portion provided continuously with the contact portions and separated from the second transparent electrodes. Each of the contact portions has a multilayer structure, and a layer including a portion in contact with the second transparent electrode is formed of a zinc-oxide-based material. A surface of the bridge portion located farther from the substrate is formed of an amorphous-oxide-based material.
Public/Granted literature
- US20190272054A1 CAPACITIVE SENSOR AND DEVICE Public/Granted day:2019-09-05
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