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High Definition Cinematography, 3rd Edition by Paul Wheeler

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CHAPTER 11

Scanning the Image

11.1 A Little of the History of Television

Television was developed in the mid-1930s and two very different systems came to the fore: one was based entirely on an electronic platform using cathode ray tube technology that had been developed by the Marconi company; the other was an amalgam of electronics and mechanical shuttering to divide up the picture, developed in England by John Logie Baird, who was almost certainly the first man to transmit a moving picture over the airwaves.

Extraordinarily the Marconi system utilized interlace scanning and Baird’s method used, in effect, progressive scanning. It has taken 70 years for the world to realize that, in this respect, Baird was ahead of his time. Not only in that ...

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