The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 14, 2019
Filed:
Sep. 10, 2014
Ntt Docomo, Inc., Tokyo, JP;
Atsushi Ueki, Tokyo, JP;
Shinya Takeda, Tokyo, JP;
Takehiro Ida, Tokyo, JP;
Itsuma Tanaka, Tokyo, JP;
Wuri Andarmawanti Hapsari, Tokyo, JP;
Kenichiro Aoyagi, Tokyo, JP;
NTT DOCOMO, INC., Tokyo, JP;
Abstract
An object is to provide a mobile station, a mobile communication system, and a network device that can realize more appropriate call origination control per service as intended by an operator. An MMTEL function unit () of a UE (), based on ssac-BarringForMMTEL-Voice, upon determining that call origination of a VoLTE call is possible, transmits Bearer Request to an NAS function unit (). The NAS function unit (), in accordance with the Bearer Request, transmits Service Request to an RRC function unit (). The RRC function unit (), in accordance with the Service Request, based on ac-BarringForMO-Data or Tbarring, transmits RRC Connection Request to a mobile communication network () without determining a possibility of call origination of the VoLTE call.