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. 24, 2013
Filed:
Aug. 24, 2012
Applicants:
Ping Hung Yin, Irvine, CA (US);
Satya Narayan Mishra, Irvine, CA (US);
Amit Mittra, Irvine, CA (US);
Inventors:
Ping Hung Yin, Irvine, CA (US);
Satya Narayan Mishra, Irvine, CA (US);
Amit Mittra, Irvine, CA (US);
Assignee:
Himax Imaging, Inc., Grand Cayman, KY;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ramp generator includes a digital-to-analog converter (DAC), a sampling capacitor, an integrator circuit, a polarity reversing switch selectively coupling first and second outputs of the DAC to a first side of the sampling capacitor, a first switch coupling a second side of the sampling capacitor to a reference voltage source, and a second switch coupling the second side of the sampling capacitor to an input of the integrator circuit.