Unverified50% confidenceFactExact time

BLE信号带宽仅2MHz，而UWB信号带宽通常为500MHz以上，带宽越大距离分辨率越高

1

Sources

50%

Confidence

Long-term

Relevance

8/19/2026

First Seen

Sources

Lost Your Phone? Use Bluetooth RSSI Signal Strength for Indoor Tracking

Related Claims

UnverifiedBLE 5.0理论最大带宽为2Mbps75% similar UnverifiedUWB技术工作在3.1-10.6GHz频段，使用纳秒级脉冲信号，能实现厘米级测距精度，相比BLE的2-3米误差75% similar

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