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:
Jun. 16, 2026

Filed:

May. 01, 2023
Applicant:

Melexis Technologies NV, Tessenderlo, BE;

Inventors:

Appo Van Der Wiel, Tessenderlo, BE;

Thomas Freitag, Erfurt, DE;

Assignee:

Melexis Technologies NV, Tessenderlo, BE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01G 4/38 (2006.01); H01G 4/01 (2006.01); H01G 4/012 (2006.01); H01G 4/33 (2006.01);
U.S. Cl.
CPC ...
H01G 4/385 (2013.01); H01G 4/33 (2013.01); H01G 4/01 (2013.01); H01G 4/012 (2013.01);
Abstract

A trench capacitor includes a plurality of unit trench capacitors arranged in a 2D repetitive pattern in a substrate. The unit trench capacitors are separated by elongated trenches or elongated walls between the unit trench capacitors. The trench capacitor includes a plurality of stress compensation elements. Each unit trench capacitor has one or more closed trenches, with each trench further having a bottom electrode, a top electrode, and a dielectric between the bottom electrode and the top electrode. The unit trench capacitors are connected in parallel and the stress compensation elements are arranged between the unit trench capacitors such that they interrupt the elongated walls or trenches.


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