Invention Grant
- Patent Title: Method of informing serving cell of uplink interference at neighbor cell caused by unmanned aerial vehicle
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Application No.: US17718519Application Date: 2022-04-12
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Publication No.: US11778532B2Publication Date: 2023-10-03
- Inventor: Amit Kalhan , Henry Chang
- Applicant: Kyocera Corporation
- Applicant Address: JP Kyoto
- Assignee: Kyocera Corporation
- Current Assignee: Kyocera Corporation
- Current Assignee Address: JP Kyoto
- Main IPC: H04W24/10
- IPC: H04W24/10 ; H04W36/20 ; H04W36/00 ; H04W36/08 ; H04W36/38 ; H04W48/10 ; H04W72/23 ; H04W72/541 ; H04W88/02

Abstract:
A neighboring cell determines that uplink interference from an unmanned aerial vehicle (UAV) exceeds a first threshold at the neighboring cell. The neighboring cell transmits an uplink interference indicator to the UAV. In some examples, the UAV informs its serving cell of the uplink interference experienced by the neighboring cell. The serving cell can utilize information received from the UAV to make handover decisions or scheduling decisions for the UAV that caused the uplink interference. In other examples, the UAV can temporarily refrain from transmitting on at least some of its uplink resources or utilize different uplink resources for uplink data transmissions. In still other examples, the UAV can utilize downlink measurements to select which neighboring base station System Information Block messages should be monitored for an uplink interference indicator.
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