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How Do Apple AirTags Work? Ultra-Wideband Explained

(Image: Shutterstock) Apple AirTags are $29 devices you place on an item keys, wallet, backpack and use to track them down should they be lost or stolen. But how does it work? It s all thanks to a technology called ultra-wideband (UWB). UWB is not new. Its appearance in the AirTags is akin to the actor who has a breakthrough performance in time for the Oscars after working for decades in Hollywood. Known as pulse radio in the early 2000s, UWB was all about fast, wireless data transfers. It tried to compete with Wi-Fi, but largely ended up in some limited medical and military equipment.

Apple Car Key could adopt Ultra Wideband support later in 2021 - iPhone Discussions on AppleInsider Forums

in iPhone edited 12:21PM Apple could soon let users unlock their cars using the Ultra Wideband chip in the iPhone thanks to an updated Car Key spec. CarKey gaining Ultra Wideband support CarKey is an API that allows users to unlock and control compatible cars using only their iPhone. Apple released the feature with iOS 14 alongside launch partner BMW. On Tuesday, the Car Connectivity Consortium (CCC) announced an update to the Digital Key spec used by Apple s CarKey. Apple is also a member of the CCC. According to Businesswire, Digital Key 3.0 will include Bluetooth Low Energy and Ultra Wideband connectivity in the update.

Apple and BMW work to make digital keys smarter and more secure

Apple and BMW work to make digital keys smarter and more secure The new Digital Key Plus will debut with the BMW iX electric SUV, with lots of help from the tech giant. Listen - 01:33 Car keys are getting much smarter. BMW BMW on Monday revealed its future connected-car ecosystem in iDrive 8, and seriously, it s quite an all-encompassing suite of technology. It even extends outside of the car. Included with the barrage of technology set to launch with the German marque s new electric cars is Digital Key Plus, a new version of the tech that lets you unlock your car with your phone, which BMW worked on with Apple.

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