The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 01, 2020
Filed:
Mar. 15, 2019
Woosim System Inc., Chungcheongnam-do, KR;
WOOSIM SYSTEM INC., Chungcheongnam-do, KR;
Abstract
Disclosed is a print head driving apparatus including: a print head unit having a plurality of heater resistors arranged therein, the plurality of heater resistors being divided into sub groups; a counter configured to sequentially generate code signals corresponding to the sub groups, using a driving clock signal; a driving signal generation unit configured to generate a driving signal for the heater resistors included in each of the sub groups, using the code signal; and a head control unit configured to extract heater resistors to which the driving signal is inputted, among heater resistors corresponding to input image data, and drive the extracted heater resistors.