Invention Grant
- Patent Title: Probe test card and method of manufacturing the same
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Application No.: US16858369Application Date: 2020-04-24
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Publication No.: US11543433B2Publication Date: 2023-01-03
- Inventor: Gyung Jin Kim , Jae Hyoung Seo
- Applicant: SK hynix Inc.
- Applicant Address: KR Icheon-si
- Assignee: SK hynix Inc.
- Current Assignee: SK hynix Inc.
- Current Assignee Address: KR Icheon-si
- Agency: William Park & Associates Ltd.
- Priority: KR10-2019-0173962 20191224
- Main IPC: G01R1/073
- IPC: G01R1/073 ; G01R1/067 ; G01R31/28

Abstract:
A probe test card includes a substrate, a plurality of test needles, and a fixing layer. The substrate includes a trench formed at a surface of the substrate. Each of the test needles includes a first end positioned in the trench and a second end, opposite to the first end, protruding from the trench. The fixing layer is formed in the trench to fix the test needles to the trench. The fixing layer includes a resin layer having a ceramic powder.
Public/Granted literature
- US20210190829A1 PROBE TEST CARD AND METHOD OF MANUFACTURING THE SAME Public/Granted day:2021-06-24
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