US Patent No. 10,893,497

PROVIDING A PUBLIC INTERNET PROTOCOL ADDRESS DURING WI-FI CALLING REGISTRATION


Patent No. 10,893,497
Issue Date January 12, 2021
Title Providing A Public Internet Protocol Address During Wi-fi Calling Registration
Inventorship Umair Rehmat, Redmond, WA (US)
Shujaur Mufti, Snoqualmie, WA (US)
Assignee T-Mobile USA, Inc., Bellevue, WA (US)

Claim of US Patent No. 10,893,497

1. A method comprising:discovering, by a portable communication device, a wireless local area network (WLAN);
receiving, by the portable communication device from the WLAN, public Internet Protocol (IP) address information associated with the WLAN;
extracting a public IP address of the WLAN from the public IP address information associated with the WLAN, the public IP address of the WLAN indicative of a location of the WLAN;
setting, by the portable communication device, the public IP address of the WLAN as an assigned IP address of the portable communication device; and
registering the portable communication device with the WLAN using the public IP address of the WLAN as the assigned IP address of the portable communication device.