Portable field emergency SOS device
The invention discloses a portable field emergency SOS device. A circuit comprises a power supply management circuit, a micro power consumption processing circuit, an electric quantity monitoring circuit, a wireless spread spectrum communication circuit, a high-brightness LED driving circuit, a tria...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a portable field emergency SOS device. A circuit comprises a power supply management circuit, a micro power consumption processing circuit, an electric quantity monitoring circuit, a wireless spread spectrum communication circuit, a high-brightness LED driving circuit, a triaxial acceleration sensing circuit, a heart rate monitoring circuit and an OLED display circuit. According to the invention, the field search and rescue efficiency can be further improved, the field search and rescue cost is decreased, the field search and rescue channels are enriched, such functions as step metering, heart rate monitoring and the like are added, and the guarantee for safety of field personnel is greatly improved. |
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