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US 5,539,483 AGranted
Panoramic projection apparatus
AssigneeAT&T Corp.
InventorVishvjit S. Nalwa
Life of this patent
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Abstract
An omnidirectional or panoramic projector comprise several image producing devices with a common virtual optical center. The images produced by devices such as LCD or film are arranged to form a composite or panoramic image such as a continuous 360 degree image when taken as a whole. The user can view the 360 degree image with little or no distortion at the boundaries of the image segments forming the composite image since the image producing devices have the same or nearly the same virtual optical center.
Claims10
A panoramic projection apparatus, comprising:
- a plurality of image producing devices;
- and
- a pyramid shaped element having a plurality of reflective side facets facing in different directions so as to reflect images from the plurality of image producing devices in different directions to form a panoramic image, each of the plurality of facets reflecting an image from one of the plurality of image producing devices.
Dependencies are inferred from the claim text.