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US 8125456

How Touchscreens Save Battery by Sleeping Between Touches

A power-saving method for touchscreens that puts the main processor to sleep when not in use and wakes it up only when a touch is detected.

Statusactive

Granted2012

Expires2027

Claims26

Forward citations21

Prior art63

AssigneeApple Inc

InventorsChristoph Horst Krah, Minh-Dieu Thi Vu +1

Patent B

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