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远程监护设备:断网一次意味着什么?

远程监护设备:断网一次意味着什么?

作者:微秒物联

远程监护的联网方案不能只算流量,断网一次可能意味着一次告警没有送达。文章梳理断网期间的三类风险窗口,并给出设备层、网络层、平台层三层兜底的设计要点。

远程监护(老人看护、慢病随访、术后恢复)的联网方案,账不能只算流量——断网一次,可能意味着一次没有送达的告警。设计要回答的问题是:断网期间,设备靠什么兜住安全。

远程监护设备断网兜底设计

一、断网的风险窗口

断网期间,三类风险集中出现:告警传不出(跌倒、心率异常)、定位失联、监测数据出现缺口。风险大小取决于断网时长与是否有本地兜底,与流量多少关系不大。

所以方案的关键不在带宽,在兜底:离线告警本地声光提示、断网期间数据缓存、恢复后自动重传、关键告警多通道触达。这些能力要在选型时确认——出事之后再补,来不及。

二、三层兜底

成熟的监护联网方案,兜底分三层,逐层检查:

  1. 设备层:离线声光提醒,告警本地存储,恢复后重传;

  2. 网络层:双通道备份,主通道失效自动切换;

  3. 平台层:设备掉线本身成为一条告警,通知到具体的人。

评估监护设备的联网方案,要看断网时它做什么,而不是在线时它能做什么。

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