US 11,792,884 B2
System and method for dynamic group data protection
Basavaraj Jayawant Pattan, Bangalore (IN); Nishant Gupta, Sitapur (IN); and Sapan Pramodkumar Shah, Bangalore (IN)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Oct. 29, 2021, as Appl. No. 17/514,593.
Application 17/514,593 is a continuation of application No. 16/815,561, filed on Mar. 11, 2020, granted, now 11,166,339, issued on Nov. 2, 2021.
Claims priority of application No. 201941027094 (IN), filed on Jul. 5, 2019; application No. 201941033554 (IN), filed on Aug. 20, 2019; and application No. 2019 41027094 (IN), filed on Feb. 6, 2020.
Prior Publication US 2022/0053604 A1, Feb. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 80/12 (2009.01); H04W 76/11 (2018.01); H04W 60/06 (2009.01); H04W 4/08 (2009.01)
CPC H04W 80/12 (2013.01) [H04W 4/08 (2013.01); H04W 60/06 (2013.01); H04W 76/11 (2018.02)] 14 Claims
OG exemplary drawing
 
1. A method performed by a group management server in a communication system, the method comprising:
receiving, from a terminal included in a group, a de-registration request message for the group, the de-registration request message including an identity (ID) of the group;
checking an authorization of a group de-registration request and updating a member list of the group;
transmitting, to the terminal, a de-registration response message for the group, the de-registration response message including information on a result of the group de-registration request; and
transmitting, to another terminal included in the group or a vertical application layer (VAL) server, an identity list notification message based on a subscription result indicating whether a subscription to receive notification for member information of the group is successful or not.