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US 2026/0089787 A1Published application
Terminal apparatus
AssigneeSharp Kabushiki Kaisha
InventorsMasaki IZUMI, YASUO SUGAWARA, SHUICHIRO CHIBA
Life of this patent
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Abstract
In a case that a terminal apparatus does not include a UICC and is not authorized to use A2X communication, the terminal apparatus transmits a direct link establishment reject message. In a case that a validity timer expires, the terminal apparatus stops the A2X communication via PC5.
Claims4
(canceled)
User Equipment (UE) comprising:
- transmission and/or reception circuitry;
- and
- control circuitry,
- wherein
- the UE is an Uncrewed Aerial Vehicle (UAV),
- the control circuitry is configured to, in a case that the transmission and/or reception circuitry receives first control information associated with Aircraft-to-anything (A2X) communication over PC5 from a core network, start a first timer with a value of a timer included in the first control information, and the control circuitry is configured to, in a case that the first timer expires, request second control information associated with the A2X communication to the core network.
3 more elements
A method performed by User Equipment (UE),
- the UE being an Uncrewed Aerial Vehicle (UAV),
- the method comprising:
- in a case that the UE receives first control information associated with Aircraft-to-anything (A2X) communication over PC5 from a core network, starting a first timer with a value of a timer included in the first control information, and
- in a case that the first timer expires, requesting second control information associated with the A2X communication to the core network.
1 more element
Dependencies are inferred from the claim text.