Optical printing head

Details Optical printing head Optical printing head

1990-07-31

1994-04-26

Fuller, Benjamin R.

Recorders

Light or beam recording

Including record receiver or handling means therefor

346160, B41J 245

Patent

active

053070895

ABSTRACT:
A dynamic driving type optical printing head comprising a plurality of LED elements divided into a plurality of groups, wherein the LED elements are driven in time-division by groups, comprises a plurality of LED blocks arranged along the scanning direction on the head substrate, wherein each of the LED blocks comprises a plurality of LED elements arranged in the scanning direction; a plurality of wiring blocks arranged along the array of the LED blocks, wherein each of the wiring blocks comprises a plurality of selecting signal lines; and one or more data drivers; wherein each of the LED elements is connected to the corresponding selecting signal line in the wiring block by wiring means, and the selecting signal line is connected to the data driver by wiring means, so that the plurality of LED elements in each of the LED groups are connected to the data driver individually to each other.

REFERENCES:
patent: 3850517 (1974-11-01), Stephany et al.
patent: 4389935 (1983-06-01), Arai
patent: 4524372 (1985-06-01), De Cock et al.
patent: 4527030 (1985-07-01), Oelsch
patent: 4626871 (1986-12-01), Schuessler
patent: 4689694 (1987-08-01), Yoshida
patent: 4779108 (1988-10-01), Inoue
patent: 4807047 (1989-02-01), Sato et al.
patent: 4829404 (1989-05-01), Jensen
patent: 4896168 (1990-01-01), Newman et al.
patent: 4899174 (1990-02-01), Newman et al.

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