Secondary backlight indicator for portable media devices
First Claim
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1. A method for presenting information on a display of an electronic device comprising primary and secondary backlight systems, the method comprising:
- projecting light from the secondary backlight system through at least one region of the primary backlight system to display at least one informational indicator on the display.
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Abstract
Systems and methods are provided for displaying icons directly on a display, such as an LCD, regardless of whether the display is ON. When the display is ON, a primary backlight may be used to illuminate the display. When the display is OFF, a secondary backlight may project light through the primary backlight to display one or more icons on the display. The displayed icons may be of various shapes, colors, and sizes.
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Citations
38 Claims
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1. A method for presenting information on a display of an electronic device comprising primary and secondary backlight systems, the method comprising:
projecting light from the secondary backlight system through at least one region of the primary backlight system to display at least one informational indicator on the display. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for presenting information on a display of an electronic device comprising primary and secondary backlight systems, the method comprising:
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turning OFF the display and the primary backlight system; and selectively turning ON the secondary backlight system to display at least one indicator on the display. - View Dependent Claims (11)
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12. A method of presenting one of a plurality of informational indicators on a display of an electronic device comprising primary and secondary backlight systems, wherein the secondary backlight system comprises a plurality of light sources, the method comprising:
selectively projecting light from a subset of the plurality of light sources through a region of the primary backlight system to selectively display one of the plurality of informational indicators on the display. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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21. An electronic device, comprising:
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a display; a primary backlight system comprising at least one semitransparent region, the primary backlight system operative to illuminate a substantially full portion of the display; and a secondary backlight system operative to selectively project light through the at least one semitransparent region onto the display. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29)
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30. An electronic device, comprising:
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a display; a primary backlight system including at least one primary light source, a primary light pipe having a first and second side, and a primary reflective layer comprising at least one semitransparent region, the primary reflective layer having a third and fourth side, wherein the second side is mated to the third side and the primary light source is operative to project light to at least the first side; and a secondary backlight system including at least one secondary light source, at least one secondary light pipe having fifth and sixth sides, and at least one secondary reflective layer having seventh and eight sides, wherein the sixth side is mated to the seventh side and the at least one secondary light source is operative to project light to at least the fifth side, and the fifth side faces the fourth side. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38)
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Specification