Title:
MOBILE STATION, MOBILE COMMUNICATION SYSTEM, AND NETWORK DEVICE
Document Type and Number:
Japanese Patent JP2015089101
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a mobile station, a mobile communication system, and a network device, capable of achieving proper origination restrictions in line with an intention of an operator for each service.SOLUTION: An MMTEL function part 120 of UE 100, in a case where it is determined that origination of a VoLTE call is possible on the basis of an ssac-BarringForMMTEL-Voice, transmits a Bearer Request to an NAS function part 170. In responce to the Bearer Request, the NAS function part 170 transmits a Service Request to an RRC function part 190. In responce to the Service Request, the RRC function part 190, on the basis of an ac-BarringForMO-Data or a Tbarring, transmits an RRC Connection Request to a mobile communication network 200 without determining possibility/impossibility of the origination of the VoLTE call.
Inventors:
UEKI ATSUSHI
TAKEDA SHINYA
IDA TAKEHIRO
TANAKA ITSUMA
HAPSARI WURI ANDARMAWANTI
AOYANAGI KENICHIRO
TAKEDA SHINYA
IDA TAKEHIRO
TANAKA ITSUMA
HAPSARI WURI ANDARMAWANTI
AOYANAGI KENICHIRO
Application Number:
JP2014107465A
Publication Date:
May 07, 2015
Filing Date:
May 23, 2014
Export Citation:
Assignee:
NTT DOCOMO INC
International Classes:
H04W48/16; H04W4/90
Domestic Patent References:
| JP2012119826A | 2012-06-21 | |||
| JP2010041630A | 2010-02-18 | |||
| JP2012023642A | 2012-02-02 | |||
| JP2013526181A | 2013-06-20 | |||
| JP2012119826A | 2012-06-21 | |||
| JP2013150088A | 2013-08-01 |
Other References:
INTEL CORPORATION: "EAB for RAN overload protection", 3GPP TSG-RAN WG2#74 R2-113217, JPN6017017677, 3 May 2011 (2011-05-03)
NTT DOCOMO, INC.: "ETWS reception in relation with access class barring", 3GPP TSG-RAN WG2#80 R2-125468, JPN6017017679, 3 November 2012 (2012-11-03)
NTT DOCOMO, INC.: "ETWS reception in relation with access class barring", 3GPP TSG-RAN WG2#80 R2-125468, JPN6017017679, 3 November 2012 (2012-11-03)
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Hiroyuki Hashimoto
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Hiroyuki Hashimoto