US 9,813,950 B2
Method and apparatus for managing a call during a handover procedure in a communications system
Te-Huang Liu, Zhubei, Hsinchu County (TW)
Assigned to MEDIATEK INC., Hsin-Chu (TW)
Appl. No. 14/903,282
Filed by MediaTek Inc., Hsin-Chu (TW)
PCT Filed May 5, 2015, PCT No. PCT/CN2015/078282
§ 371(c)(1), (2) Date Jan. 6, 2016,
PCT Pub. No. WO2015/169210, PCT Pub. Date Nov. 12, 2015.
Claims priority of provisional application 61/988,392, filed on May 5, 2014.
Prior Publication US 2016/0150444 A1, May 26, 2016
Int. Cl. H04W 36/00 (2009.01); H04W 24/08 (2009.01); H04W 36/12 (2009.01)
CPC H04W 36/0022 (2013.01) [H04W 36/12 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method for managing a call during a handover procedure in a communications system, the method being used in a user equipment (UE), comprising:
receiving a request for disconnecting a voice call from an end user;
determining whether a Single Radio Voice Call Continuity (SRVCC) or Reverse Single Radio Voice Call Continuity (rSRVCC) handover procedure is being performed; and
performing an action for the voice call when the request for disconnecting the voice call is received during the SRVCC or rSRVCC handover procedure, wherein the performing the action comprises releasing the voice call locally.