Unverified50% confidenceFactExact time
苹果 AirTag、Tile 等商业防丢设备在 RSSI 基础上叠加了 UWB（超宽带）测向和众包网络定位等技术
1
Sources
50%
Confidence
Long-term
Relevance
8/19/2026
First Seen
Sources
Related Claims
UnverifiedApple AirTag于2021年4月正式发布，基于超宽带（UWB）技术和蓝牙低功耗（BLE）协议运作67% similarVerifiedApple's Continuity protocol suite has been gradually built since iOS 8 and OS X Yosemite in 2014, using Bluetooth Low Energy for device discovery at the underlying level and peer-to-peer Wi-Fi connections for data transfer.66% similar
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