Netravali, Arun AT&T Bell Laboratories, Holmdel, New Jersey.
Last reviewed:January 2021
- Progressive and interlace scanning
- High-definition television
- Related Primary Literature
- Additional Reading
The process used to convert a three-dimensional image intensity into a one-dimensional television signal waveform. The image information captured by a television camera conveys color intensity (in terms of red, green, and blue primary colors) at each spatial location, with horizontal and vertical coordinates, and at each time instance. Thus, the image intensity is multidimensional, since it involves two spatial dimensions and time. It needs to be converted to a unidimensional signal so that processing, storage, communications, and display can take place.
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