| CPC H04W 4/90 (2018.02) [H04W 4/024 (2018.02); H04W 4/027 (2013.01); H04W 36/0058 (2018.08); H04W 36/322 (2023.05); H04W 36/324 (2023.05)] | 30 Claims |

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1. A method for wireless communication at a wireless device, comprising:
identifying, by the wireless device traveling along a route, a plurality of beacon devices located at different geographic positions along the route;
receiving, by the wireless device over a sidelink communications link, one or more messages from each beacon device of the plurality of beacon devices, wherein each of the one or more messages comprises a beacon device identifier indicating a geographic position of a respective beacon device of the plurality of beacon devices; and
calculating, by the wireless device, a mobility state of the wireless device using an observed time difference of arrival or a reference signal time difference and based at least in part on the received one or more messages and respective geographic positions of the plurality of beacon devices, the mobility state comprising a geographic location of the wireless device, a speed of the wireless device, or a combination thereof.
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