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Inventor: Uwai; Hiroshi
Address: Yokohama, JP
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4924217 |
Driver circuits for dot matrix display apparatus |
May 8, 1990 |
| In a display apparatus having an LED dot matrix display unit (16.times.16 LEDs), shift registers, row drivers, a row select driver, etc., since the off-time of driver element (transistors) is relatively long as compared with high-frequency clock (about 15 MHz), LEDs are erroneously turne |
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