The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 27, 2025

Filed:

Feb. 23, 2022
Applicant:

Commissariat À L'energie Atomique ET Aux Energies Alternatives, Paris, FR;

Inventor:

Olivier Billoint, Grenoble, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10D 89/60 (2025.01); H01L 21/48 (2006.01); H10D 86/00 (2025.01);
U.S. Cl.
CPC ...
H10D 89/911 (2025.01); H01L 21/486 (2013.01); H10D 86/215 (2025.01); H10D 89/611 (2025.01);
Abstract

A process for protecting an upper stage of an electronic components against antenna effects includes providing a first structure having a first substrate with a first surface, a first stage of electronic components formed in a second surface of the first substrate, and a first stack having a last metallization level electrically connected to the second surface; and providing a second structure having a second substrate with a through-substrate via and having a second stage of electronic components having protective components that are arranged to drain electric charges to the second substrate. The process also includes joining the first and second structures so that the through-substrate via is electrically connected to the last metallization level of the first stack and forming a second stack on the second stage having a first metallization level electrically connected to the through-substrate via and to the first surface of the second substrate.


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