Method and apparatus for mapping image shapes for a display device
First Claim
Patent Images
1. An apparatus for mapping image shapes for a display device, comprising:
- an integrating rod;
means for selecting an image aspect ratio or shape; and
means for reshaping light exiting from the integrating rod depending upon the image aspect ratio or shape;
wherein the means for selecting is configured to select an image aspect ratio or shape in response to an input provided by a user of the display device.
2 Assignments
0 Petitions
Accused Products
Abstract
An apparatus for mapping image shapes for a display device includes: an illuminating light source such as an integrating rod; a mechanism for selecting an image aspect ratio or shape; and a mechanism for reshaping light exiting from the illuminating light source depending upon the image aspect ratio or shape.
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Citations
32 Claims
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1. An apparatus for mapping image shapes for a display device, comprising:
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an integrating rod; means for selecting an image aspect ratio or shape; and means for reshaping light exiting from the integrating rod depending upon the image aspect ratio or shape; wherein the means for selecting is configured to select an image aspect ratio or shape in response to an input provided by a user of the display device. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An apparatus for mapping image shapes for a display device, comprising:
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an integrating rod; means for selecting an image aspect ratio or shape; and means for reshaping light exiting from the integrating rod depending upon the image aspect ratio or shape; wherein the means for reshaping includes a member with a plurality of differently shaped apertures formed therethrough. - View Dependent Claims (9, 10, 11, 12, 13)
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14. An apparatus for mapping image shapes for a display device, comprising:
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an integrating rod; means for selecting an image aspect ratio or shape; and means for reshaping light exiting from the integrating rod depending upon the image aspect ratio or shape; wherein the means for reshaping includes a plurality of members and means for positioning the members adjacent an exit of the integrating rod depending upon the image aspect ratio or shape. - View Dependent Claims (15, 16, 17)
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18. An apparatus for mapping image shapes for a display device, comprising:
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an integrating rod; means for selecting an image aspect ratio or shape; and means for reshaping light exiting from the integrating rod depending upon the image aspect ratio or shape; wherein the means for reshaping includes an anamorphic lens selected and positioned adjacent an exit of the integrating rod depending upon the image aspect ratio or shape.
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19. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the integrating rod has a partially open entrance. - View Dependent Claims (20, 21)
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22. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the variable exit aperture is provided by one or more members which include a light reflecting surface facing an exit of the integrating rod.
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23. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the variable exit aperture is provided by one or more members which include a light absorbing surface facing an exit of the integrating rod.
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24. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the variable exit aperture is provided by one or more members and includes means for positioning the one or more members adjacent an exit of the integrating rod depending upon a selected image aspect ratio or shape.
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25. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the variable exit aperture is provided by an anamorphic lens selected and positioned adjacent an exit of the integrating rod depending upon a selected image aspect ratio or shape.
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26. A display device, comprising:
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a light source; a light modulator; a projection lens adjacent the light modulator; an integrating rod adjacent the light source; a variable exit aperture operatively positioned between the integrating rod and the light modulator, the variable exit aperture being configured for mapping one of a plurality of different image aspect ratios or shapes onto the light modulator; and means for selecting one of the plurality of different image aspect ratios or shapes; wherein the means for selecting is configured to select an image aspect ratio or shape in response to an input provided by a user of the display device. - View Dependent Claims (27, 28, 29, 30)
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31. A method of mapping images for a display device with an integrating rod, comprising:
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identifying an aspect ratio or shape for an image to be projected by the display device; and positioning an object with a plurality of differently shaped and/or sized apertures adjacent an exit of the integrating rod depending upon the aspect ratio or shape to selectively obstruct portions of the exit of the integrating rod.
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32. A method of mapping images for a display device with an integrating rod, comprising:
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identifying an aspect ratio or shape for an image to be projected by the display device; and positioning a plurality of objects adjacent an exit of the integrating rod depending upon the aspect ratio or shape to selectively obstruct portions of the exit of the integrating rod.
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Specification