CASE FOR MOBILE ELECTRONIC DEVICE Russian patent published in 2020 - IPC A45C11/00 

Abstract RU 2718330 C1

FIELD: personal usage items.

SUBSTANCE: invention relates to accessories for mobile electronic devices, in particular to multifunctional cases for mobile electronic devices: telephones, tablets, and so forth. Provides for higher efficiency of heating due to increased rate of heating and possibility of heating temperature adjustment. Case for a mobile electronic device comprises a housing, a heating element installed in the housing, connected to a power supply and a microcontroller, and means for communicating with a mobile electronic device. Microcontroller includes facilities for generation of pulse-width modulation. Heater is connected to the power supply through a bridge circuit including two pairs of semiconductor switches. Microcontroller is connected to bridge circuit and heater through two control semiconductor switches, each of which is connected to one pair of switches of bridge circuit.

EFFECT: invention can be used for heating of mobile electronic devices in cold season.

3 cl, 4 dwg

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RU 2 718 330 C1

Authors

Sushentsev Aleksandr Nikolaevich

Dates

2020-04-01Published

2019-08-19Filed