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Once the carrier switched on its 5G Nationwide service, it became necessary to differentiate it from the much faster mmWave service. 5G Nationwide and Ultra Wideband mobile networks FAQs For Apple Car Key, using UWB in the car and the U1 chip in the Watch or iPhone means it knows exactly where that device is, and for the HomePod mini, the hand-off (transfer of music) is more seamless because it knows exactly where the iPhone is and what you're doing. Here's a breakdown of UWB, what it does now, and what it can do for you. The article is wrong. Heres how it works. Also known as UWB, this is a technology that is used by AirTags among other devices, and enables precise location tracking. Since then, the technology has made it to other Samsung flagships in the Fold and S series. Apple is able to do this with its AirTags using its extensive Find My network . NFC, Ultra Wideband (UWB) Buyers information. So both C-band (or at least the C-band frequencies in current use) and low frequency 5G are considered sub-6GHz. High-band spectrum, or 5G Ultra Wideband, has the fastest speeds and is generally available within a smaller area at a time, like an individual city block. As a result, NFC isnt going anywhere for contactless payments anytime soon. That's what the Ultra-wideband or UWB technology on phones can help accomplish. A UWB-enabled device can send and receive data across short distances with incredible speed. Currently, the 5G iPhones available are the iPhone 12 and iPhone 13 series, plus the iPhone SE (2022). For existing use cases, these two options are likely to remain popular. In fact, VW and NXT have looked at more than just car keys - they have talked about auto-hitching trailers, using UWB in child seats to disable airbags depending on where the child seat is installed and more. Does The Samsung Galaxy S21 FE Have Ultra-Wideband? - ScreenRant What is 5G Ultra Wideband? How your phone's internet may - TechRadar TechRadar recorded a speed of 474.51Mbps using C-band 5G, which is far higher speed than is arguably even useful much of the time. Quectel Announces Ultra-wideband Automotive Grade Module, CCC and ICCE And, UWB is only being used in a handful of smartphones just the flagships from Google, Apple, and Samsung. On the downside, UWB connectivity will also expose users to targeted advertising and precise location tracking could compromise user privacy. The HomePod mini uses UWB for device proximity features. Clearly, weve got a long way to go when it comes to universal availability. What is UWB in the Galaxy S21 series and which models support it? Thats far faster than NFCs 424Kbps and Bluetooths standard 2.1Mbps speeds, but not as quick as the 2Gbps speeds achievable with Wi-Fi 6. That allows really precise short . UWB can determine distance accurately to within a few centimeters and it also uses angle-of-arrival (AoA) technology to indicate the precise direction of the signal. Explained: What is Ultra Wideband and how it works on iPhone, other