BATTERY CHARGER COMMUNICATION SYSTEM
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United States of America Patent
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Mar 13, 2015
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Mar 14, 2014
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Abstract
The present invention provides a method (350) comprising: (i) receiving, at a processing device (310), charge data (120) from a charging unit (200) via a network (110), the charging unit including a charger (210) and the charge data including a charge capacity indicating an amount of charge delivered to a battery (202) during a most recent charging session and a device (20) usage time indicating an amount of time that the battery was off the charger during a period preceding the most recent charging session; (ii) determining, at the processing device, an average discharge rate of the battery based on previously received charge data corresponding to the battery; (iii) determining, at the processing device, an estimated state of charge (130) of the battery based on the average discharge rate; and (iv) providing, at the processing device, the estimated state of charge to a user device (400) for display.
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