Unverified85% confidenceDecision RuleTime unknown
60GHz毫米波雷达比24GHz分辨率更高，能区分坐下、弯腰与真实跌倒，误报率显著降低；老人独居场景优先选60GHz频段设备
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Unverified60GHz毫米波传感器测距精度和微动识别优于24GHz，适合卧室睡眠呼吸监测；24GHz穿透性更好、成本低，适合大范围存在检测76% similarUnverified微波频段抗干扰：家用探测器多用10.525GHz或24GHz。24GHz频段抗荧光灯/日光管闪烁干扰更强、探测精度更高，但穿透力和价格略高；老式10.525GHz易受相邻同频探测器互扰，多个探测器邻近安装时应选可设频道或不同频段的型号76% similarUnverified5.8GHz毫米波雷达穿透力强易穿墙误触发，安装在隔墙、玻璃门附近应选24GHz或60GHz方案，60GHz精度最高可实现呼吸级微动检测76% similarUnverified低价射频探测器（单一固定频段）误报率极高，会被路由器、蓝牙、手机信号触发，选购需支持1MHz-6GHz全频段扫描并带信号强度数值显示以人工判断74% similarUnverified户外走播/带货选无线领夹麦，传输方式认准2.4GHz而非蓝牙，蓝牙延迟普遍80-200ms会导致音画不同步，2.4GHz延迟可低至20ms以内74% similar
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