US 12,439,250 B2
Method and apparatus for transferring network access information between terminals in mobile communication system
Sujung Kang, Suwon-si (KR); Duckey Lee, Suwon-si (KR); and Hyewon Lee, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 17/999,759
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
PCT Filed May 31, 2021, PCT No. PCT/KR2021/006757
§ 371(c)(1), (2) Date Nov. 23, 2022,
PCT Pub. No. WO2021/242071, PCT Pub. Date Dec. 2, 2021.
Claims priority of application No. 10-2020-0064948 (KR), filed on May 29, 2020; and application No. 10-2020-0103768 (KR), filed on Aug. 19, 2020.
Prior Publication US 2023/0209340 A1, Jun. 29, 2023
Int. Cl. H04W 12/06 (2021.01); H04W 12/0431 (2021.01)
CPC H04W 12/06 (2013.01) [H04W 12/0431 (2021.01)] 12 Claims
OG exemplary drawing
 
1. A method performed by a terminal in a wireless communication system, the method comprising:
transmitting, to a server, a first message including a terminal identifier and an extensible authentication protocol (EAP) identifier (ID);
receiving, from the server, a second message including an authentication token associated with an extensible authentication protocol for 3rd Generation authentication and key agreement (EAP-AKA) authentication after performing the EAP-AKA authentication with an authentication server;
transmitting, to the server, a third message requesting a subscription transfer, wherein the third message includes the terminal identifier and the authentication token; and
receiving, from the server, in response to the third message, a fourth message including an activation code.