Billboard large screen TV

Details Billboard large screen TV Billboard large screen TV

1981-04-13

1983-01-11

Martin, John C.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 66, 358240, 358242, 340701, 340720, 340766, H04N 922, H04N 568, G09G 116, G09G 128

Patent

active

043684858

ABSTRACT:
A billboard video display system comprises a plurality of cathode ray tubes arranged in a predetermined configuration, each of the cathode ray tubes including a viewing screen characterized by a coarse color phosphor pattern. The electron beam generated by each of the cathode ray tubes is scanned across its respective viewing screen and modulated for developing a plurality of color picture elements. The picture elements so produced combine to form a selected billboard video display picture with the picture elements associated with each respective tube representing an unrecognizably small portion thereof.

REFERENCES:
patent: 3909525 (1975-09-01), Fagan
patent: 4247869 (1981-01-01), Cutler et al.

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