Invention Grant
- Patent Title: Mask design for improved attach position
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Application No.: US17806924Application Date: 2022-06-14
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Publication No.: US11862478B2Publication Date: 2024-01-02
- Inventor: ChangOh Kim , KyoungHee Park , JinHee Jung , OMin Kwon , JiWon Lee , YuJeong Jang
- Applicant: STATS ChipPAC Pte. Ltd.
- Applicant Address: SG Singapore
- Assignee: STATS ChipPAC Pte. Ltd.
- Current Assignee: STATS ChipPAC Pte. Ltd.
- Current Assignee Address: SG Singapore
- Agency: PATENT LAW GROUP: Atkins and Associates, P.C.
- Agent Brian M. Kaufman; Robert D. Atkins
- The original application number of the division: US17127079 2020.12.18
- Main IPC: H01L21/683
- IPC: H01L21/683 ; H01L21/48 ; H01L23/31 ; H01L23/498 ; H01L23/552 ; H01L23/544

Abstract:
A semiconductor device has a semiconductor package including a substrate with a land grid array. A component is disposed over the substrate. An encapsulant is deposited over the component. The land grid array remains outside the encapsulant. A metal mask having a fiducial marker is disposed over the land grid array. A shielding layer is formed over the semiconductor package. The metal mask is removed after forming the shielding layer.
Public/Granted literature
- US20220310408A1 Mask Design for Improved Attach Position Public/Granted day:2022-09-29
Information query
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