Invention Grant
- Patent Title: Nested interconnect structure in concentric arrangement for improved package architecture
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Application No.: US16875579Application Date: 2020-05-15
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Publication No.: US11296024B2Publication Date: 2022-04-05
- Inventor: Aniket Patil , Hong Bok We , Jonghae Kim
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Seyfarth Shaw LLP
- Main IPC: H01L23/528
- IPC: H01L23/528 ; H01L23/498 ; H01L21/56 ; H01L21/48 ; H01L23/31

Abstract:
An integrated circuit (IC) package is described. The IC package includes back-end-of-line layers on a substrate. The IC package also includes a nested interconnect structure on the back-end-of-line layers on the substrate. The nested interconnect structure is composed of an inner core pad and an outer ring pad in a concentric arrangement. The IC package further includes a redistribution layer on the nested interconnect structure. The IC package also includes an under bump metallization layer on the redistribution layer to support package balls.
Public/Granted literature
- US20210358839A1 NESTED INTERCONNECT STRUCTURE IN CONCENTRIC ARRANGEMENT FOR IMPROVED PACKAGE ARCHITECTURE Public/Granted day:2021-11-18
Information query
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