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单词 dot-sequential
释义

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dot-sequential
dot-sequential adj. now historical and rare designating a system of colour television in which dots (sense A. 11) of the three primary colours are formed in succession by multiple cathode ray tubes and combined into a single image.Introduced in 1949, the dot-sequential system saw only limited success and was soon superseded by systems employing shadow masks or aperture grilles.
ΚΠ
1949 Communications Oct. 5/1 The eighth system recently announced is the dot-sequential approach with 15 color pictures and 60 fields, with a dot and line interlace.
1951 Britannica Bk. of Year 617/2 A dot-sequential system..in which the colour is changed for each picture element or dot.
extracted from dotn.1prep.
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