Bi-directional presentation display
First Claim
Patent Images
1. A presentation display device comprising:
- a front and a rear display screen,a front image surface defined by said front display screen and a rear image surface defined by said rear display screen, said front and rear display screens being positioned such that said front and rear image surfaces face in generally opposite directions relative to one another,a power supply to provide power to said display device,a reflective element disposed between said front and rear display screens, said reflective element having a front reflective surface on one side adjacent said front display screen and a rear reflective surface on the other side adjacent said rear display screen, anda light source for concurrently illuminating said front and rear display screens for displaying a front and rear image on said front and rear image surfaces, respectively.
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Accused Products
Abstract
A bi-directional presentation display device for displaying an image visible to an audience on both sides of the display device. The display device has a pair of screens, each defining an image surface which face in generally opposite directions relative to one another. The display includes a power means for providing power to the pair of screens. A reflective element is disposed between the screens for aiding in illuminating the screens. A single light source concurrently illuminates the screens for displaying an image on the pair of image surfaces.
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Citations
26 Claims
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1. A presentation display device comprising:
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a front and a rear display screen, a front image surface defined by said front display screen and a rear image surface defined by said rear display screen, said front and rear display screens being positioned such that said front and rear image surfaces face in generally opposite directions relative to one another, a power supply to provide power to said display device, a reflective element disposed between said front and rear display screens, said reflective element having a front reflective surface on one side adjacent said front display screen and a rear reflective surface on the other side adjacent said rear display screen, and a light source for concurrently illuminating said front and rear display screens for displaying a front and rear image on said front and rear image surfaces, respectively. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A laptop computer comprising:
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a keyboard, a frame pivotally carried by said keyboard, a front and a rear display screen each supported by said frame, a front image surface generally facing said keyboard defined by said front display screen and a rear image surface defined by said rear display screen, said rear display screen being positioned such that said rear image surfaces face generally opposite said front image surface, a reflective element carried by said frame for said front and rear display screens disposed between said display screens said reflective element having a front reflective surface on one side adjacent said front display screen and a rear reflective surface on the other side adjacent said rear display screen, and a light source carried by said frame for concurrently illuminating said front and rear display screens for displaying a front and rear image on said front and rear image surfaces, respectively. - View Dependent Claims (22, 23, 24)
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25. A liquid crystal display device comprising:
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a frame, a front and a rear liquid crystal display screen each supported by said frame, a front image surface defined by said front display screen and a rear image surface defined by said rear display screen, said display screens being positioned such that said image surfaces face in generally opposite directions relative to one another, an input interface adapted to connect said display device to an image source and for receiving image signals therefrom, a power supply adapted to provide power to said front and rear display screens, a reflective element carried by said frame for said front and rear display screens disposed between said display screens, said reflective element having a front reflective surface on one side adjacent said front display screen and a rear reflective surface on the other side adjacent said rear display screen, and a light source carried by said frame for concurrently illuminating said front and rear display screens for displaying a front and rear image on said front and rear image surfaces, respectively. - View Dependent Claims (26)
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Specification