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The PAL (Phase Alternating Line) system interacts with the human eye effectively and appears to give an accurate representation, with colour and detail of the image it is trying to reproduce.
Member rating: No Rating | Words: | Submitted: Mon Jun 19 2006
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Systems report The human eye is a complicated piece of biology developed over millions of years of evolution, its operation is non-linear and differs from person to person. Before anyone can design a system that involves visual interaction with humans they must understand the operation of the eye. The PAL (Phase Alternating Line) system interacts with the human eye effectively and appears to give an accurate representation, with colour and detail of the image it is trying to reproduce. It is, however, simply not the case that images are transmitted as seen by the camera and reproduced accurately on our televisions, this would require huge bandwidth and be expensive. Indeed this would not be an efficient way of achieving colour television, as much of the detail and colour would be un-appreciable to the human eye, and a waste on all but the most expensive televisions. The PAL system tries to optimise performance while...
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