Night Driving System and Method
First Claim
Patent Images
1. A portable vision-enhancement system wearable by a user to view a brightness-modified scene, said system comprising:
- a right digital camera which, when worn by the user, is operable to obtain right video images the scene in front of the user;
a left digital camera which, when worn by the user, is operable to obtain left video images of the scene in front of the user;
a left screen portion viewable by the left eye of the user;
a right screen portion viewable by the right eye of the user; and
a processor programmed to;
accept the left video images,modify the accepted left video images by limiting the maximum brightness in the images to be less than a predetermined brightness,provide the modified left video images for display on the left screen portion, accept the right video images,modify the accepted right video images by limiting the maximum brightness in the images to be less than a predetermined brightness, andprovide the modified right video images for display on the right screen portion.
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Abstract
A system and method is presented for the enhancement of a user'"'"'s vision using a head-mounted device. The user is presented with an enhanced view of the scene in front of them. One system and method reduces the glare from lights or the sun. Another system and method provides increased contrast for the darkest parts of a scene.
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Citations
17 Claims
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1. A portable vision-enhancement system wearable by a user to view a brightness-modified scene, said system comprising:
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a right digital camera which, when worn by the user, is operable to obtain right video images the scene in front of the user; a left digital camera which, when worn by the user, is operable to obtain left video images of the scene in front of the user; a left screen portion viewable by the left eye of the user; a right screen portion viewable by the right eye of the user; and a processor programmed to; accept the left video images, modify the accepted left video images by limiting the maximum brightness in the images to be less than a predetermined brightness, provide the modified left video images for display on the left screen portion, accept the right video images, modify the accepted right video images by limiting the maximum brightness in the images to be less than a predetermined brightness, and provide the modified right video images for display on the right screen portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of enhancing vision for a user using a system with a left digital camera operable to obtain left images of a scene, a right digital camera operable to obtain right images of a scene, a left screen portion to provide a left image to the left eye of a user, a right screen portion to provide a right image to the right eye of the user, and a processor to accept images from the cameras and provide processed images to the screens, said method comprising:
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accepting the left video images; modifying the accepted left video images by limiting the maximum brightness in the images to be less than a predetermined brightness; displaying the modified left video images on the left screen portion; accepting the right video images; modifying the accepted right video images by limiting the maximum brightness in the images to be less than a predetermined brightness; and displaying the modified right video images on the right screen portion. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification