Anti-theft method and apparatus
US10839675B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | May 21, 2019 |
| Grant date | Nov 17, 2020 |
| Priority date | — |
| Expiry date | May 21, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/22
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An alarm method and system reduces costs, and the alarm method includes obtaining a detection signal from a terminal device, where the detection signal is a signal sent by the terminal device when the terminal device detects whether there is an available network, and performing an alarm operation when the detection signal meets a first condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.