Charging Apparatus of Mobile Terminal
First Claim
1. An apparatus for charging a mobile terminal, comprising:
- an input end, configured to receive an alternating current;
a Universal Serial Bus (USB) interface, configured to connect the apparatus with the mobile terminal;
a power supply circuit connected with the input end and the USB interface respectively, wherein the power supply circuit is configured to convert the alternating current inputted through the input end into a direct current and transmit an output power of the power supply circuit to the mobile terminal through the USB interface to charge a battery of the mobile terminal;
a control chip connected with the USB interface and configured to exchange data with the mobile terminal through a data line of the USB interface;
a current detection circuit connected with the power supply circuit and configured to detect a current output current of the power supply circuit;
a voltage detection circuit connected with the power supply circuit and configured to detect a current output voltage of the power supply circuit;
an analog to digital converter (ADC) connected with the current detection circuit, the voltage detection circuit, and the control chip, respectively, wherein the current detection circuit and the voltage detection circuit are configured to provide the control chip with a current value of the current output current and a voltage value of the current output voltage through the ADC, respectively; and
a power adjusting circuit connected with the control chip and the power supply circuit respectively and configured to adjust an output power of the power supply circuit based on the control of the control chip.
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Accused Products
Abstract
A charging apparatus for a mobile terminal includes: a control chip connected with the USB interface; a current detection circuit connected with the power supply circuit; a voltage detection circuit connected with the power supply circuit; an analog to digital converter (ADC) connected with the current detection circuit, the voltage detection circuit, and the control chip respectively, the current detection circuit and the voltage detection circuit are configured to provide the control chip with the current value of the current output current and the voltage value of the current output voltage respectively through the ADC; a power adjusting circuit connected with the control chip and the power supply circuit respectively, configured to adjust an output power of the power supply circuit based on the control of the control chip.
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Citations
20 Claims
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1. An apparatus for charging a mobile terminal, comprising:
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an input end, configured to receive an alternating current; a Universal Serial Bus (USB) interface, configured to connect the apparatus with the mobile terminal; a power supply circuit connected with the input end and the USB interface respectively, wherein the power supply circuit is configured to convert the alternating current inputted through the input end into a direct current and transmit an output power of the power supply circuit to the mobile terminal through the USB interface to charge a battery of the mobile terminal; a control chip connected with the USB interface and configured to exchange data with the mobile terminal through a data line of the USB interface; a current detection circuit connected with the power supply circuit and configured to detect a current output current of the power supply circuit; a voltage detection circuit connected with the power supply circuit and configured to detect a current output voltage of the power supply circuit; an analog to digital converter (ADC) connected with the current detection circuit, the voltage detection circuit, and the control chip, respectively, wherein the current detection circuit and the voltage detection circuit are configured to provide the control chip with a current value of the current output current and a voltage value of the current output voltage through the ADC, respectively; and a power adjusting circuit connected with the control chip and the power supply circuit respectively and configured to adjust an output power of the power supply circuit based on the control of the control chip. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. An apparatus for charging a mobile terminal, comprising:
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an input end, configured to receive an alternating current; a power supply circuit connected with the input end; a control chip configured to exchange data with the mobile terminal; a current detection circuit connected with the power supply circuit and configured to detect a output current of the power supply circuit; a voltage detection circuit connected with the power supply circuit and configured to detect a output voltage of the power supply circuit; an analog to digital converter (ADC) connected with the current detection circuit, the voltage detection circuit, and the control chip, respectively; and a power adjusting circuit connected with the control chip and the power supply circuit respectively and configured to adjust an output power of the power supply circuit based on the control of the control chip. - View Dependent Claims (17, 18, 19, 20)
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Specification