Driver IC, a print head having the driver IC and a printer inclu

Details Driver IC, a print head having the driver IC and a printer inclu Driver IC, a print head having the driver IC and a printer inclu

1994-04-07

1998-03-31

Yockey, David F.

Incremental printing of symbolic information

Electric marking apparatus or processes

Electrostatic

347237, 257773, B41J 2385, B41J 2435, H01L 2348

Patent

active

057344060

ABSTRACT:
A driver IC includes a plurality of electrode pads on a belt-shaped power supply electrode. The electrode pads are arrayed with a pitch dividing a row of driver circuits into groups of equal number. A power source voltage VDD is supplied through the plurality of the electrode pads. Further, the power supply electrode is disposed between the digital circuits and the driver circuits. A print head includes the driver IC with a plurality of light emitting elements connected thereto. A printer includes the print head in combination with photo sensitive drum, a lens array, a charger, a developer and a transcriber.

REFERENCES:
patent: 4478504 (1984-10-01), Tanaka
patent: 4536778 (1985-08-01), De Schamphelaere et al.
patent: 4885597 (1989-12-01), Tschang et al.
patent: 5309151 (1994-05-01), Akoi
patent: 5317344 (1994-05-01), Beaman et al.

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