US 7,321,764 B2
Method for processing call in mobile communication terminal supporting multi-mode telecommunication system
Hui-Jin Hong, Seoul (Korea, Republic of)
Assigned to Pantech & Curitel Communications, Inc., Seoul (Korea, Republic of)
Filed on Apr. 28, 2005, as Appl. No. 11/116,261.
Claims priority of application No. 10-2004-0035371 (KR), filed on May 18, 2004.
Prior Publication US 2005/0260980 A1, Nov. 24, 2005
Int. Cl. H04M 3/00 (2006.01)
U.S. Cl. 455—419  [455/436; 455/437; 455/438; 455/439; 455/442; 455/443; 455/444; 455/450; 455/550.1; 455/552.1; 455/553.1; 370/329; 370/331] 5 Claims
OG exemplary drawing
 
1. A method of processing a call in a mobile communication terminal supporting a multi-mode telecommunication system, comprising:
a) receiving a call release order message;
b) checking whether or not the mobile communication terminal is in a conversation state upon receiving the call release order message;
c) checking a reselection flag; and
d) performing a call release process if the reselection flag is set to a first value corresponding to the mobile communication terminal being in the conversation state;
wherein the performing d) comprises:
setting the reselection flag to a second value and performing the call release process if the reselection flag is set to the first value corresponding to the conversation state.