Invention Application
- Patent Title: FINGERPRINT SENSING DEVICE WITH PROTECTIVE COATING
- Patent Title (中): 带防护涂层的指纹感应装置
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Application No.: US14894162Application Date: 2014-07-01
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Publication No.: US20160125220A1Publication Date: 2016-05-05
- Inventor: Karl LUNDAHL
- Applicant: FINGERPRINT CARDS AB
- Applicant Address: SE GÖTEBORG
- Assignee: Fingerprint Cards AB
- Current Assignee: Fingerprint Cards AB
- Current Assignee Address: SE GÖTEBORG
- Priority: EP13176103.3 20130711
- International Application: PCT/SE2014/050830 WO 20140701
- Main IPC: G06K9/00
- IPC: G06K9/00

Abstract:
A sensing device comprising a plurality of sensing elements, each of the sensing elements being configured to provide a signal indicative of an electromagnetic coupling between the sensing element and a finger placed on a surface of the sensing device, a first layer arranged to cover the plurality of sensing elements, the first layer comprising a plurality of recesses, and a second layer arranged to cover the first layer, the second layer having hydrophobic surface properties. There is also provided a method for manufacturing such a sensing device.
Public/Granted literature
- US09449214B2 Fingerprint sensing device with protective coating Public/Granted day:2016-09-20
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