Power supply for simultaneously providing operating voltages to a plurality of devices
First Claim
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1. A power supply system to provide an operational voltage to a plurality of electronic devices, comprising:
- a power adapter, the power adapter including an input terminal to receive an input voltage, a conversion circuit in electrical communication with the input terminal to convert the input voltage into an output voltage; and
an output terminal to receive the output voltage;
a cable to receive the output voltage and to transfer the output voltage; and
an interface to receive the output voltage and to provide a first operational voltage to a first output port, the interface including a regulator, the regulator receiving the first operational voltage via a tap and changing the first operational voltage to a second operational voltage which is transferred to a second output port.
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Abstract
A power supply for providing a regulated DC output power is disclosed. An interface is coupled to the power supply and the interface provides a plurality of operational voltages to any one of a plurality of electronic devices. The plurality of operational voltages correspond to input power requirements of respective portable electronic devices. The interface may include a regulator which provides a second of the plurality of operational voltages at a different value than a first of the plurality of operational voltages.
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Citations
33 Claims
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1. A power supply system to provide an operational voltage to a plurality of electronic devices, comprising:
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a power adapter, the power adapter including an input terminal to receive an input voltage, a conversion circuit in electrical communication with the input terminal to convert the input voltage into an output voltage; and
an output terminal to receive the output voltage;
a cable to receive the output voltage and to transfer the output voltage; and
an interface to receive the output voltage and to provide a first operational voltage to a first output port, the interface including a regulator, the regulator receiving the first operational voltage via a tap and changing the first operational voltage to a second operational voltage which is transferred to a second output port. - View Dependent Claims (2, 3, 4, 5)
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6. A power supply system to provide an operational voltage to a plurality of electronic devices, comprising:
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a power adapter including an input terminal to receive an input voltage, a conversion circuit in electrical communications with the input terminal to convert the input voltage into an output voltage and an output terminal to receive the output voltage; and
an interface, in a physical housing separate from the power adapter, the interface including a regulator, a first output port and a second output port, wherein the interface receives the output voltage from the power adapter via the cable, provides a first operational voltage to the first output port, and the regulator receives the first operational voltage and provides a second operational voltage to the second output port. - View Dependent Claims (7, 8, 9, 10)
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11. A power supply system to provide an operational voltage to a plurality of electronic devices, comprising:
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an input terminal to receive an input voltage;
a conversion circuit in electrical communication with the input terminal to convert the input voltage into an output voltage;
an interface in electrical communication with the power conversion circuit for receiving the output voltage from the power conversion circuit; and
a regulator in electrical communication with the interface, wherein the interface provides a first operational voltage corresponding to a first input voltage requirement of a first electronic device, and the regulator receives the first operational voltage and provides a second operational voltage corresponding to an input voltage requirement of a second electronic device. - View Dependent Claims (12, 13, 14, 15)
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16. A power supply system to provide an operational voltage to a plurality of electronic devices, comprising:
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a power adapter, the power adapter including an input terminal to receive an input voltage, a conversion circuit in electrical communication with the input terminal to convert the input voltage into an output voltage; and
an output terminal to receive the output voltage;
a cable to receive the output voltage and to transfer the output voltage; and
an interface to receive the output voltage and to provide a first operational voltage to a first output port and to provide a second operational voltage to a second output port, wherein the first operational voltage and the second operational voltage have different values. - View Dependent Claims (17, 18)
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19. An interface to provide a plurality of operational voltages, comprising:
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an input port to receive an input voltage from a power adapter via a cable;
a first output port to provide a first operational voltage based on the input voltage; and
a second output port to provide a second operational voltage based on the input voltage, wherein the first operational voltage has a different value than the second operational voltage. - View Dependent Claims (20, 21)
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22. An interface adapted to provide a plurality of operational voltages, comprising:
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an input port to receive an input voltage from a power adapter via a cable;
a first output port to provide a first operational voltage;
a regulator to receive the input voltage and to generate a second operational voltage; and
a second output port to receive the second operational voltage and to provide the second operational voltage. - View Dependent Claims (23, 24, 25)
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26. A method of providing power to a plurality of electronic devices, comprising:
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receiving an input voltage from a power source;
converting the input voltage by a conversion circuit into an output voltage;
providing a first operational voltage derived from the output voltage to a first electronic device corresponding to a first input voltage requirement of the first electronic device; and
simultaneously providing a second operational voltage derived from the output voltage to a second electronic device corresponding to a second input voltage requirement of the second electronic device, wherein the second operational voltage is derived from the output voltage by inputting the output voltage to a regulator, the regulator generating the second operational voltage. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33)
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Specification