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:
Jul. 02, 2013
Filed:
Feb. 09, 2009
Yong-won Jeong, Seoul, KR;
Hyung Choi, Seongnam-Si, KR;
Yong-seop Yoon, Seoul, KR;
Moon-chul Lee, Seongnam-Si, KR;
Dong-shik Shim, Suwon-Si, KR;
Yong-Won Jeong, Seoul, KR;
Hyung Choi, Seongnam-Si, KR;
Yong-Seop Yoon, Seoul, KR;
Moon-Chul Lee, Seongnam-Si, KR;
Dong-Shik Shim, Suwon-Si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
Provided are an apparatus and method of controlling jetting of ink of an inkjet printer. The apparatus includes at least one print head chip, which includes a temperature sensor for sensing the temperature of the print head chip and a voltage controlled oscillator (VCO) for converting the sensed temperature to a frequency component. The apparatus may also include a counter, which converts the frequency component to a code information using a reference frequency component, and a controller, which controls the ink jetting operation of the at least one print head chip based on the code information and/or the frequency component.