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:
Jul. 17, 2018

Filed:

Nov. 01, 2016
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Tsuyoshi Tamura, Hara-mura, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/20 (2006.01); G11C 7/06 (2006.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/2092 (2013.01); G09G 3/003 (2013.01); G09G 3/3648 (2013.01); G09G 3/3688 (2013.01); G09G 3/3696 (2013.01); G11C 7/06 (2013.01); G09G 3/001 (2013.01); G09G 2310/027 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/0289 (2013.01); G09G 2310/0291 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0271 (2013.01); G09G 2330/021 (2013.01); G09G 2330/027 (2013.01);
Abstract

An electro-optic device includes a voltage selection circuit configured to select a higher electric potential side voltage and a lower electric potential side voltage that correspond to upper bits of data, a first output circuit configured to output a first output voltage corresponding to lower bits of data to a data line, a second output circuit having a driving capability higher than that of the first output circuit and configured to output a second output voltage corresponding to upper bits of data among the lower bits of data to the data line, and a control circuit configured to allow the first output circuit and the second output circuit to be driven during a first period, and configured to bring an output of the second output circuit into an OFF state or an almost OFF state during a second period.


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