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:
Nov. 15, 2016
Filed:
Apr. 16, 2015
Applicant:
Korea University Research and Business Foundation, Seoul, KR;
Inventors:
Chul Woo Kim, Seoul, KR;
Min Seob Shim, Seoul, KR;
Jun Won Jung, Seoul, KR;
Jung Moon Kim, Seoul, KR;
Jun Young Maeng, Seoul, KR;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/12 (2006.01); H03K 4/502 (2006.01); H03K 3/03 (2006.01);
U.S. Cl.
CPC ...
H03K 4/502 (2013.01); H03K 3/0322 (2013.01); H03K 3/12 (2013.01);
Abstract
Provided is a ramp signal generating apparatus. The ramp signal generating apparatus includes N (N is a natural number) ramp signal generating cells that are connected in series to each other. Each of the ramp signal generating cells includes a power voltage unit for supplying current source, a latch unit for latching an output voltage of the power voltage unit, and a switch unit for outputting the voltage latched by the latch unit as an output voltage in response to an input signal.