Method and apparatus for conserving power in a laser projection display
First Claim
Patent Images
1. A method for controlling a laser, comprising:
- scanning light from a laser onto a viewing surface to produce an image thereon; and
reducing power used by the laser while scanning at least a portion of the viewing surface.
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Accused Products
Abstract
A method and apparatus are provided to controllably reduce power of a laser projection display (LPD). Light is scanned from a laser onto a viewing surface to produce an image thereon, and power used by the laser is reduced used while scanning at least a portion of the viewing surface.
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Citations
24 Claims
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1. A method for controlling a laser, comprising:
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scanning light from a laser onto a viewing surface to produce an image thereon; and
reducing power used by the laser while scanning at least a portion of the viewing surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus for controlling a laser, comprising:
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means for scanning light from a laser onto a viewing surface to produce an image thereon; and
means for reducing power used by the laser while scanning at least a portion of the viewing surface.
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13. An apparatus for controlling a laser, comprising:
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at least one laser;
a controller adapted to scan light from the laser onto a viewing surface to produce an image thereon; and
means for reducing power used by the laser while scanning at least a portion of the viewing surface. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A method for controlling a laser projection device, comprising:
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scanning light from a plurality of lasers onto a viewing surface to produce an image thereon, wherein each laser produces light of a different color; and
reducing power used by at least on of the plurality of lasers while scanning at least a portion of the viewing surface.
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Specification