Patent Number: 6,166,757

Title: Led head

Abstract: Gray scale printing data with compensation for dispersion is stored in a first shift register, the data is sliced into respective bits and is fetched by means of a second shift register and AND-gates. Standard resistances are scanned by means of a third shift register and switches, in synchronization with the data retrieval, for changing standard current, and light emitting current to light emitting bodies is changed according to the standard current.

Inventors: Murano; Shunji (Yokaichi, JP)

Assignee: Kyocera Corporation

International Classification: G06K 15/12 (20060101); B41J 002/47 ()

Expiration Date: 12/26/2017