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:
Sep. 02, 2025

Filed:

Aug. 01, 2022
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Manuela Meier, Munich, DE;

Longli Yu, Taufkirchen, DE;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 74/0816 (2024.01); H04W 72/0446 (2023.01); H04W 72/0453 (2023.01);
U.S. Cl.
CPC ...
H04W 74/0816 (2013.01); H04W 72/0446 (2013.01); H04W 72/0453 (2013.01);
Abstract

In some implementations, a device may identify a set of characteristics of a frame. The device may compute a first key index associated with the frame based on the set of characteristics and using a first key index function. The device may determine whether the first key index is associated with any collision entries from a set of collision entries. The device may determine a set of security parameters associated with the frame using a particular key index. The particular key index is either the first key index when the first key index is not associated with any collision entries from the set of collision entries, or is a second key index when the first key index is associated with a collision entry from the set of collision entries.


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