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:
Jan. 05, 2016
Filed:
Oct. 14, 2013
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Makoto Ikuma, Kyoto, JP;
Hiroshi Fujinaka, Osaka, JP;
Masahiro Higuchi, Hyogo, JP;
Yuusuke Yamaoka, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/357 (2011.01); H04N 5/3745 (2011.01); H04N 5/378 (2011.01); H03M 1/18 (2006.01); H03M 1/12 (2006.01); H03M 1/76 (2006.01);
U.S. Cl.
CPC ...
H04N 5/357 (2013.01); H03M 1/186 (2013.01); H04N 5/3577 (2013.01); H04N 5/378 (2013.01); H04N 5/3745 (2013.01); H03M 1/123 (2013.01); H03M 1/765 (2013.01);
Abstract
A voltage generation circuit includes a control circuit which outputs a first digital signal, a DAC which outputs a first analog signal corresponding to the first digital signal, and an attenuator which is connected to an output terminal of the DAC and is configured to output a voltage signal obtained by attenuating the first analog signal input from the DAC.