US 12,219,089 B2
Determining missed call rate in over the top (OTT) applications
Shaheed Alam, Bellevue, WA (US)
Assigned to T-Mobile Innovations LLC, Overland Park, KS (US)
Filed by T-MOBILE INNOVATIONS LLC, Overland Park, KS (US)
Filed on Jan. 11, 2023, as Appl. No. 18/095,947.
Prior Publication US 2024/0236229 A1, Jul. 11, 2024
Int. Cl. H04M 3/22 (2006.01)
CPC H04M 3/2218 (2013.01) 20 Claims
OG exemplary drawing
 
1. A method of determining a missed call rate in an over-the-top (OTT) application in a network, the method comprising:
receiving, at a telephony application server (TAS), a call invitation;
communicating the call invitation
to the OTT application;
activating a response timer subsequent to communicating the call invitation;
determining if a response to the call invitation by the OTT application was received before expiration of the response timer;
logging a response code and a reason header in a call data record, wherein the response code and the reason header indicate whether the response to the call invitation by the OTT application is an acceptance or a decline; and
determining a missed call rate for the OTT application based on the call data record.