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.

Date of Patent:
Apr. 16, 2024

Filed:

Nov. 07, 2019
Applicants:

Sharp Kabushiki Kaisha, Sakai, JP;

Fg Innovation Company Limited, Tuen Mun, HK;

Inventors:

Yudai Kawasaki, Sakai, JP;

Tsuyoshi Takakura, Sakai, JP;

Masafumi Aramoto, Sakai, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04W 60/00 (2009.01); H04W 76/10 (2018.01); H04W 76/18 (2018.01); H04W 76/19 (2018.01);
U.S. Cl.
CPC ...
H04W 76/10 (2018.02); H04W 60/00 (2013.01); H04W 76/18 (2018.02); H04W 76/19 (2018.02);
Abstract

A user device for implementing error handling is provided. The user device comprises a control unit that establishes, in a Protocol Data Unit (PDU) session establishment procedure using a Local Area Data Network (LADN) Data Network Name (DNN), a PDU session for the LADN; and a transceiver unit that prohibits transmission of a PDU session modification request message for the PDU session, in a PDU session modification procedure, based on reception of a specific cause value, wherein the LADN DNN is provided by the user device in the PDU session establishment procedure.


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