US 12,089,040 B2
Caller verification in rich communication services (RCS)
Adrian T. Synal, Kirkland, WA (US)
Assigned to T-Mobile USA, Inc., Bellevue, WA (US)
Filed by T-Mobile USA, Inc., Bellevue, WA (US)
Filed on Dec. 28, 2022, as Appl. No. 18/090,359.
Application 18/090,359 is a division of application No. 17/115,483, filed on Dec. 8, 2020, granted, now 11,546,760.
Claims priority of provisional application 63/015,325, filed on Apr. 24, 2020.
Prior Publication US 2023/0136421 A1, May 4, 2023
Int. Cl. H04W 12/06 (2021.01); H04L 9/40 (2022.01); H04M 3/42 (2006.01); H04W 12/069 (2021.01)
CPC H04W 12/068 (2021.01) [H04L 63/166 (2013.01); H04M 3/42042 (2013.01); H04W 12/069 (2021.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, from a user equipment, a request to initiate a Rich Communication Services (RCS) communication session with session information including message data, an originating number associated with the user equipment, and a terminating number;
determining a digital signature associated with the originating number;
requesting, from a certificate repository, a verification status for the digital signature;
receiving, from the certificate repository, the verification status for the digital signature and an entity identifier associated with the user equipment;
determining, based at least in part on the verification status, to transmit the message data to a recipient device associated with the terminating number;
generating, based at least in part on the verification status, a status notification; and
transmitting, to the recipient device and using a Rich Communication Services protocol, the session information and the status notification as part of the Rich Communication Services (RCS) communication session, the status notification including the entity identifier associated with the user equipment.