Portable computer powered by rechargeable batteries
First Claim
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1. A portable computer powered by batteries, comprising:
- a first rechargeable battery for outputting power;
a second rechargeable battery for outputting power;
operating power generating means for selecting one of said first and second rechargeable batteries and generating operating power from said selected one of said first and second rechargeable batteries;
detecting means for detecting whether said first and second rechargeable batteries need charging;
indicating means for indicating a charging state of each of said first and second rechargeable batteries, said charging state being one of (a) need of charging and (b) completion of charging, and (c) low battery when both of said first and second rechargeable batteries need charging.
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Accused Products
Abstract
When a computer is not externally powered, it operates from installed first and second batteries. In top surface of the computer, LEDs are provided which indicates three states of each battery; need of charging, during charging, and completion of charging.
49 Citations
14 Claims
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1. A portable computer powered by batteries, comprising:
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a first rechargeable battery for outputting power; a second rechargeable battery for outputting power; operating power generating means for selecting one of said first and second rechargeable batteries and generating operating power from said selected one of said first and second rechargeable batteries; detecting means for detecting whether said first and second rechargeable batteries need charging; indicating means for indicating a charging state of each of said first and second rechargeable batteries, said charging state being one of (a) need of charging and (b) completion of charging, and (c) low battery when both of said first and second rechargeable batteries need charging. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A portable computer powered by batteries comprising:
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a computer main body; a first rechargeable battery detachably installed in said computer main body; a second rechargeable battery detachably installed in said computer main body; operating power generating means for selecting one of said first and second rechargeable batteries and generating operating power from said selected one of said first and second rechargeable batteries; first detecting means for detecting whether each of said first and second rechargeable batteries is installed in said computer main body; second detecting means for detecting whether each of said first and second rechargeable batteries needs charging; indicating means for indicating a charging state of each said first and second rechargeable batteries, said charging state being one of (a) not installed, (b) need of charging, and (c) completion of charging, and (d) low battery when both of said first and second rechargeable batteries need charging. - View Dependent Claims (10, 11)
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12. A portable computer powered by batteries comprising:
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a computer main body; a first rechargeable battery detachably installed in said computer main body; a second rechargeable battery detachably installed in said computer main body; operating power generating means for selecting one of said first and second rechargeable batteries and generating operating power from said selected one of said first and second rechargeable batteries; first detecting means for detecting whether each of said first and second rechargeable batteries is installed in said computer main body; second detecting means for detecting whether each of said first and second rechargeable batteries needs charging; receiving means for receiving external power from outside the computer; charging means for charging at least one of said first and second rechargeable batteries which needs charging, using the external power received by said receiving means; indicating means for indicating a charging state of each said first and second rechargeable batteries, said charging state being one of (a) not installed, (b) need of charging, (c) charging, and (d) completion of charging, and (e) low battery when both of said first and second rechargeable batteries need charging. - View Dependent Claims (13, 14)
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Specification