Driving circuit for a fluorescent display apparatus having fewer

Details Driving circuit for a fluorescent display apparatus having fewer Driving circuit for a fluorescent display apparatus having fewer

1981-11-12

1983-10-25

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340772, 340805, G09G 312

Patent

active

044122136

ABSTRACT:
A fluorescent display apparatus having a plurality of anodes linearly arranged and divided into consecutive several groups each containing the same number of anodes. Each of the anodes disposed in corresponding positions of the respective anode groups is electrically connected in parallel, and a control grid is provided in each of the anode groups in an opposed relation. A particular anode representing the value of an input signal is illuminated by energizing one of the anodes in the respective anode groups and one of the control grids.

REFERENCES:
patent: 3328790 (1967-06-01), Rhodes
patent: 3343155 (1967-09-01), Pahlavan
patent: 3726250 (1973-04-01), Merk
patent: 4224616 (1980-09-01), Kamagata et al.

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