Ultra Wideband

 https://hackaday.com/2021/06/09/what-is-ultra-wideband

https://www.cnet.com/news/apple-airtags-use-uwb-wireless-tech-heres-how-ultra-wideband-makes-your-life-easier

Its always nice to get the best signal strength possible.

https://www.pcmag.com/how-to/what-is-ultra-wideband-uwb

https://en.wikipedia.org/wiki/Ultra-wideband#Mobile_telephony

https://insights.samsung.com/2021/01/25/what-is-ultra-wideband-and-how-does-it-work-2

https://www.computerworld.com/article/3490037/ultra-wideband-explained-and-why-its-in-the-iphone-11.html

Of course the more things that a phone can do, the better.

https://www.computerworld.com/category/internet-of-things