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:
Dec. 30, 2025

Filed:

Oct. 17, 2022
Applicant:

T-mobile Usa, Inc., Bellevue, WA (US);

Inventors:

Joel Arends, Renton, WA (US);

Nassereddine Sabeur, Bellevue, WA (US);

Saqib Badar, Bellevue, WA (US);

A Karl Corona, Maple Valley, WA (US);

Assignee:

T-Mobile USA, Inc., Bellevue, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04L 65/1045 (2022.01);
U.S. Cl.
CPC ...
H04W 36/00226 (2023.05); H04L 65/1045 (2022.05);
Abstract

A network may include a proxy-call session control function (P-CSCF) of a communication network that is configured to determine, record, and report on call types of calls originating from user equipment associated with the communication network. In some cases, the P-CSCF may determine the call type based on radio access technology types reported by the originating user equipment and/or by a proxy control function associated with the call.


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