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System and method for managing display power consumption

DC
  • US 9,075,612 B2
  • Filed: 04/21/2014
  • Issued: 07/07/2015
  • Est. Priority Date: 05/10/2013
  • Status: Expired due to Fees
First Claim
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1. A portable phone comprising:

  • a display comprising a display screen;

    one or more processors; and

    a memory comprising program instructions, wherein the program instructions are executed by the one or more processors to implement;

    a power management module configured to manage power consumption of the display, wherein when the display is not in a sleep mode the power management module directs a display controller to display a set of a plurality of graphical indications in color in a full configuration mode that puts substantially all of the display screen in a powered-on state;

    wherein when the display is in a sleep mode, the power management module directs the display controller to display a subset of the plurality of graphical indications, the subset comprising an unlock image comprising at least one of, time, date, or an indication of an email, text message, or voice message, and wherein the subset of the plurality of graphical indications are displayed in a portion of the display screen and are displayed in black, white or grayscale, instead of displayed in color; and

    a user interface module configured to respond, when the portable phone is in a locked state, to unlock gestures associated with the unlock image,wherein a particular unlock gesture of the unlock gestures causes;

    the phone to transition to an unlocked state, andthe display controller to enter the full configuration mode; and

    wherein another particular unlock gesture of the unlock gestures causes;

    the phone to transition to an unlocked state, andthe display controller to enter a proportional configuration mode that puts at least a portion of the display screen in a powered-off state and another portion of the display screen in the powered-on state.

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