Invention Grant
- Patent Title: Bump structures for interconnecting focal plane arrays
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Application No.: US16126314Application Date: 2018-09-10
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Publication No.: US10566371B2Publication Date: 2020-02-18
- Inventor: Namwoong Paik , Wei Huang
- Applicant: Sensors Unlimited, Inc.
- Applicant Address: US NJ Princeton
- Assignee: Sensors Unlimited, Inc.
- Current Assignee: Sensors Unlimited, Inc.
- Current Assignee Address: US NJ Princeton
- Agency: Locke Lord LLP
- Agent Scott D. Wofsy; Joshua L. Jones
- Main IPC: H01L23/48
- IPC: H01L23/48 ; H01L27/146 ; H01L23/00

Abstract:
A method of forming bump structures for interconnecting components includes dry etching a layer of insulating material to create a pattern for bump structures. A seed layer is deposited on the insulating material over the pattern. The seed layer is patterned with a photo resist material. The method also includes forming bump structures over the seed layer and the photo resist material with a plating material to form bump structures in the pattern, wherein the bump structures are isolated from one another.
Public/Granted literature
- US20190006409A1 BUMP STRUCTURES FOR INTERCONNECTING FOCAL PLANE ARRAYS Public/Granted day:2019-01-03
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