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:
Jan. 07, 2025

Filed:

Oct. 22, 2019
Applicant:

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

Inventors:

Jean-Jacques Yon, Grenoble, FR;

Denis Pelenc, Grenoble, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/06 (2006.01); G01J 5/04 (2006.01); G01J 5/20 (2006.01);
U.S. Cl.
CPC ...
G01J 5/20 (2013.01); G01J 5/046 (2013.01);
Abstract

A process for fabricating a microbolometer includes producing a membrane containing a thermistor material, which is made of a first compound based on vanadium oxide and which is formed from a central segment. The central segment covers an intermediate insulating layer, and the thermistor material is formed from lateral segments, which make contact with biasing electrodes through apertures. The process also includes incorporating locally, by ion implantation, into the lateral segments an amount of an additional chemical element higher than or equal to the effective amount. The electrical resistivity ρL at room temperature of the compound thus modified is lower than or equal to 10% of the electrical resistivity ρc at room temperature of the first compound.


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