METHOD AND TERMINAL FOR WIRELESS CHARGING
The present disclosure relates to a method and terminal for wireless charging. The method includes that: a terminal acquires a voltage threshold supported by a power management chip, and multiple output voltages supported by a wireless charger and output current upper limit values, each correspondin...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The present disclosure relates to a method and terminal for wireless charging. The method includes that: a terminal acquires a voltage threshold supported by a power management chip, and multiple output voltages supported by a wireless charger and output current upper limit values, each corresponding to a respective one of the output voltages; the terminal determines a voltage conversion coefficient according to the multiple output voltages and the voltage threshold, and sends a charging request to the wireless charger, where the charging request includes a requested voltage and a requested current, the requested voltage is a maximum output voltage among the output voltages which are not higher than a product of the voltage threshold and a reciprocal of the voltage conversion coefficient, and the requested current is not higher than the output current upper limit value corresponding to the requested voltage; and the terminal generates a charging signal under excitation of a wireless signal output from the wireless charger, and performs, according to the voltage conversion coefficient and a current conversion coefficient, voltage and current conversion on the charging signal to obtain an input signal of the power management chip, where the current conversion coefficient is the reciprocal of the voltage conversion coefficient. According to the solution provided by the present disclosure, charging efficiency may be effectively improved, and charging time may be reduced. |
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