- 专利标题： CMAS alert procedures over Wi-Fi for low power devices
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申请号： US16711604申请日： 2019-12-12
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公开(公告)号： US11425645B2公开(公告)日： 2022-08-23
- 发明人: Farouk Belghoul , Rafael L. Rivera-Barreto , Krisztian Kiss , Rohan C. Malthankar , Tarik Tabet , Cesar Perez
- 申请人： Apple Inc.
- 申请人地址： US CA Cupertino
- 专利权人： Apple Inc.
- 当前专利权人： Apple Inc.
- 当前专利权人地址： US CA Cupertino
- 代理机构： Kowert, Hood, Munyon, Rankin & Goetzel, P.C.
- 主分类号： H04W52/02
- IPC分类号： H04W52/02 ; H04W4/14 ; H04W4/90 ; H04L65/1073 ; H04L65/1016 ; H04L65/1104 ; H04W84/12 ; H04W88/06 ; H04L65/1033 ; H04L67/55
摘要：
Distributing indications of emergency messages via Wi-Fi. A cellular device may temporarily disable its cellular modem. The cellular device may receive an indication over Wi-Fi that an emergency message has been broadcast. In response, the cellular device may activate its cellular modem and retrieve the emergency message via a cellular network.
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