PARALLEL POWERING OF PORTABLE ELECTRICAL DEVICES
First Claim
1. A system for controlling a DC to DC converter circuit to control power between an AC to DC adapter, a battery and an electronic device, the system comprising:
- a controller configured to couple the AC to DC adapter to the electronic device, the controller further configured to couple the DC to DC converter circuit to the battery and the electronic device when the supply current to the electronic device exceeds a maximum rated output current of the AC to DC adapter.
1 Assignment
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Accused Products
Abstract
A system may include an electronic device configured to consume a supply current; an AC to DC adapter configured to be coupled to the electronic device, wherein the AC to DC adapter has a maximum rated output current; a battery configured to be coupled to the electronic device; DC to DC converter configured to be coupled to the battery and the electronic device; and a controller configured to couple the AC to DC adapter to the electronic device, the controller further configured to couple the DC to DC converter to the battery and the electronic device when the supply current exceeds the maximum rated output current of the AC to DC adapter.
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Citations
20 Claims
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1. A system for controlling a DC to DC converter circuit to control power between an AC to DC adapter, a battery and an electronic device, the system comprising:
a controller configured to couple the AC to DC adapter to the electronic device, the controller further configured to couple the DC to DC converter circuit to the battery and the electronic device when the supply current to the electronic device exceeds a maximum rated output current of the AC to DC adapter. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An apparatus comprising:
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a DC to DC converter configured to be coupled to a battery and an electronic device; and a controller coupled to the DC to DC converter, the controller configured to be coupled to an AC to DC adapter, wherein the controller is configured to couple the AC to DC adapter to the electronic device and the DC to DC converter to the battery and the electronic device, if a supply current consumed by the electronic device exceeds a maximum rated output current of the AC to DC adapter. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A method comprising:
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supplying a first current to an electronic device from an AC to DC adapter when a supply current consumed by the electronic device is less than or equal to a maximum rated output current of the AC to DC adapter; and supplying the first current to the electronic device from the AC to DC adapter and a second current to the electronic device from a DC to DC converter coupled to a battery when the supply current consumed by the electronic device exceeds the maximum rated output of the AC to DC adapter. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification