Systems and methods for determining and managing the power remaining in a handheld electronic device

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United States of America Patent

PATENT NO 7921309
SERIAL NO

11763339

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Abstract

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Portable user devices, such as electronic book reader devices, may have a limited power supply. Power management techniques, such as current sensing, dynamic voltage measurement, and/or power state control may be used to manage power usage of such user devices.

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Patent Owner(s)

Patent OwnerAddress
AMAZON TECHNOLOGIES INCPO BOX 8102 RENO NV 89507

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Isbister, David J San Francisco, US 2 41
Vaccaro, Nicholas J San Jose, US 1 25
Williams, Marshall Fremont, US 17 368

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