Patents by Inventor Sangmin PARK PARK

Sangmin PARK PARK has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for PDU session establishment procedure and AMF node
    Patent number: 11109280
    Abstract: Provided is a method for handling a packet data unit (PDU) session establishment procedure. The method may performed by an access and mobility management function (AMF) node and comprise: determining whether to reject a PDU session establishment request. The determination may be performed if the PDU session establishment request includes an existing PDU session identifier. Based on the existing PDU session identifier, an identifier of a session management function (SMF) node may be acquired. The PDU session establishment request may be accepted, if it is determined based the identifier of the SMF node that the SMF node and the AMF node belong to a same PLMN. The PDU session establishment request may be further accepted, if it is determined based the identifier of the SMF node that the SMF node belongs to a HPLMN.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: August 31, 2021
    Assignee: LG Electronics Inc.
    Inventors: Myungjune Youn, Laeyoung Kim, Jaehyun Kim, Hyunsook Kim, Jinsook Ryu, Sangmin Park Park
  • METHOD FOR PDU SESSION ESTABLISHMENT PROCEDURE AND AMF NODE
    Publication number: 20190364463
    Abstract: Provided is a method for handling a packet data unit (PDU) session establishment procedure. The method may performed by an access and mobility management function (AMF) node and comprise: determining whether to reject a PDU session establishment request. The determination may be performed if the PDU session establishment request includes an existing PDU session identifier. Based on the existing PDU session identifier, an identifier of a session management function (SMF) node may be acquired. The PDU session establishment request may be accepted, if it is determined based the identifier of the SMF node that the SMF node and the AMF node belong to a same PLMN. The PDU session establishment request may be further accepted, if it is determined based the identifier of the SMF node that the SMF node belongs to a HPLMN.
    Type: Application
    Filed: August 8, 2019
    Publication date: November 28, 2019
    Inventors: Myungjune YOUN, Laeyoung KIM, Jaehyun KIM, Hyunsook KIM, Jinsook RYU, Sangmin PARK PARK