Billboard large screen TV
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 11, 1983
Grant Date -
N/A
app pub date -
Apr 13, 1981
filing date -
Apr 13, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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Family
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