A recharge method and an electronic device using the recharge method are provided. The recharge method includes: determining, at an electronic device, whether a charger coupled with the electronic device has an adjustable output voltage; controlling, at the electronic device, the charger to recharge
A recharge method and an electronic device using the recharge method are provided. The recharge method includes: determining, at an electronic device, whether a charger coupled with the electronic device has an adjustable output voltage; controlling, at the electronic device, the charger to recharge a battery of the electronic device in a first recharge mode in which the battery is recharged with a optimum recharge voltage if the charger has an adjustable output voltage; and controlling, at the electronic device, the charger to recharge the battery in a second recharge mode in which the battery is recharged with a constant recharge voltage if the recharger has a constant output voltage.
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1. A recharge method, comprising: determining, at an electronic device, whether a charger coupled with the electronic device has an adjustable output voltage, wherein said determining whether the charger has an adjustable output voltage comprises: detecting, at the electronic device, a current outpu
1. A recharge method, comprising: determining, at an electronic device, whether a charger coupled with the electronic device has an adjustable output voltage, wherein said determining whether the charger has an adjustable output voltage comprises: detecting, at the electronic device, a current output voltage of the charger;transmitting, at the electronic device, a control signal to cause the charger to regulate its output voltage to be a second voltage which is different from the current output voltage;detecting, at the electronic device, a current output voltage of the charger;determining, at the electronic device, the charger has an adjustable output voltage if the current output voltage is changed to be the second voltage; anddetermining, at the electronic device, the charger has a constant output voltage if the current output voltage remains unchanged;controlling, at the electronic device, the charger to recharge a battery of the electronic device in a first recharge mode in which the battery is recharged with an optimum recharge voltage if the charger has an adjustable output voltage, wherein the optimum recharge voltage changes is in response to a current voltage of the battery; andcontrolling, at the electronic device, the charger to recharge the battery in a second recharge mode in which the battery is recharged with a constant recharge voltage if the charger has a constant output voltage. 2. The method according to claim 1, wherein the first recharge mode comprises: detecting, at the electronic device, a current output voltage of the battery;calculating, at the electronic device, an optimum recharge voltage based on the current voltage of the battery; andgenerating, at the electronic device, a control signal based on the optimum recharge voltage to be transmitted to the charger to regulate the current output voltage of the charger to be the optimum recharger voltage. 3. The method according to claim 2, further comprising: detecting, at the electronic device, a rated voltage of a recharge circuitry coupled with the battery; andcalculating, at the electronic device, the optimum recharge voltage as a sum of the rated voltage of the recharge circuitry and a current voltage of the battery. 4. The method according to claim 2, further comprising: determining the optimum recharge voltage based on a table defining a relationship between recharge voltage ranges and optimum recharge voltages, each recharge voltage range being corresponding to an optimum recharge voltage, wherein the determined optimum recharge voltage is corresponding to a recharge voltage range in which the sum of the rated voltage of the recharge circuitry and a current voltage of the battery falls. 5. The method according to claim 2, further comprising: determining the optimum recharge voltage based on a table defining a relationship between battery voltage ranges and optimum recharge voltages, each battery voltage range being corresponding to an optimum recharge voltage, wherein the determined optimum recharge voltage is corresponding to a battery voltage range in which the current voltage of the battery falls. 6. An electronic device, comprising: a battery configured to power the electronic device;a recharge circuitry configured to be coupled with the battery to recharge the battery;a storage unit configured to store instructions; anda processor configured to execute instructions to cause the processor to:determine whether a charger coupled with the recharge circuitry has an adjustable output voltage, wherein the instructions cause the processor to: detect a current output voltage of the charger;transmit a control signal to cause the charger to regulate its output voltage to be a second voltage which is different from the current output voltage;detect a current output voltage of the charger;determine the charger has an adjustable output voltage if the current output voltage is changed to be the second voltage; anddetermine the charger has a constant output voltage if the current output voltage remains unchanged;control the charger to recharge the battery of the electronic device in a first recharge mode in which the battery is recharged with an optimum recharge voltage if the charger has an adjustable output voltage, wherein the optimum recharge voltage changes in response to a current voltage of the battery; andcontrol the charger to recharge the battery in a second recharge mode in which the battery is recharged with a constant recharge voltage if the charger has a constant output voltage. 7. The electronic device according to claim 6, wherein the instructions cause the processor to: detect a current output voltage of the battery;calculate an optimum recharge voltage based on the current output voltage of the battery; andgenerate a control signal based on the optimum recharge voltage to be transmitted to the charger to regulate the current output voltage of the charger to be the optimum recharger voltage. 8. The electronic device according to claim 6, wherein the instructions cause the processor to: detect a rated voltage of a recharge circuitry coupled with the battery; andcalculate the optimum recharge voltage as a sum of the rated voltage of the recharge circuitry and a current voltage of the battery. 9. The electronic device according to claim 6, further comprising a storage unit configured to store a table defining a relationship between recharge voltage ranges and optimum recharge voltages, each recharge voltage range being corresponding to an optimum recharge voltage; wherein the instructions cause the processor to: determine the optimum recharge voltage based on the table, and the determined optimum recharge voltage is corresponding to a recharge voltage range in which the sum of the rated voltage of the recharge circuitry and a current voltage of the battery falls. 10. The electronic device according to claim 6, further comprising a storage unit configured to store a table defining a relationship between battery voltage ranges and optimum recharge voltages, each battery voltage range being corresponding to an optimum recharge voltage, wherein the instructions cause the processor to: determine the optimum recharge voltage based on the table, and the determined optimum recharge voltage is corresponding to a battery voltage range in which the current voltage of the battery falls. 11. A recharge method for recharging a battery of an electronic device, comprising: determining whether a charger coupled with the electronic device has an adjustable output voltage or a constant output voltage, wherein said determining whether the charger has an adjustable output voltage comprises: detecting, at the electronic device, a current output voltage of the charger;transmitting, at the electronic device, a control signal to cause the charger to regulate its output voltage to be a second voltage which is different from the current output voltage;detecting, at the electronic device, a current output voltage of the charger;determining, at the electronic device, the charger has an adjustable output voltage if the current output voltage is changed to be the second voltage; anddetermining, at the electronic device, the charger has a constant output voltage if the current output voltage remains unchanged;in response to determining that the charger has an adjustable output voltage: determining a rated voltage of recharge circuitry of the electronic device;determining a current voltage of the electronic device;recharging a battery of the electronic device with an optimum output voltage representing the sum of the rated voltage and the current voltage; andrecharging the battery with a constant preset recharge voltage if the charger has a constant output voltage.
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이 특허에 인용된 특허 (2)
Hamley James P. (2922 Cottonwood Dr. SE. Mill Creek WA 98012), Electronic charging system.
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