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.

Date of Patent:
Aug. 19, 2014

Filed:

Feb. 08, 2010
Applicants:

Shih-feng Chen, Grand Cayman, KY;

Ping-hung Yin, Grand Cayman, KY;

Inventors:

Shih-Feng Chen, Grand Cayman, KY;

Ping-Hung Yin, Grand Cayman, KY;

Assignee:

Himax Imaging, Inc., Grand Cayman, KY;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/335 (2011.01); H04N 5/378 (2011.01); H03M 1/12 (2006.01); H03F 3/00 (2006.01); H03M 1/56 (2006.01);
U.S. Cl.
CPC ...
H03F 3/005 (2013.01); H04N 5/378 (2013.01); H03M 1/56 (2013.01); H03M 1/1225 (2013.01); H03F 2200/261 (2013.01);
Abstract

An amplifying/digitizing circuit with a signal amplifying capability and a comparator capability is provided. The amplifying/digitizing circuit includes an amplifier having an input end and an output end, and a control circuit. The control circuit is coupled to the input end and the output end of the amplifier. When the amplifying/digitizing circuit is operated under an amplifying mode, the control circuit has a first configuration to receive a first input signal and makes the amplifier generate an output voltage at the output end according to the first input signal and an amplification factor. When the amplifying/digitizing circuit is operated under an ADC mode, the control circuit has a second configuration to receive a second input signal and makes the amplifier generate a comparison result according to the second input signal and the output voltage.


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