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. 13, 2021

Filed:

Oct. 29, 2019
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 29/38 (2006.01); B41J 19/20 (2006.01); B41J 29/02 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04541 (2013.01); B41J 2/0458 (2013.01); B41J 19/207 (2013.01); B41J 29/02 (2013.01); B41J 29/38 (2013.01);
Abstract

In a liquid discharging apparatus, a head unit includes a driving element, a first circuit that controls drive of the driving element based on a first signal including a first data signal and a second data signal, and a first conversion circuit that converts a first optical signal into the first data signal, and converts a second optical signal into the second data signal, a driving circuit includes a second circuit that outputs a second signal including a third data signal and a fourth data signal, a second conversion circuit that converts the third data signal into the first optical signal, and converts the fourth data signal into the second optical signal, a first cable, and a second cable, the first cable propagates the first optical signal during a first period, and the second cable propagates the second optical signal during a second period.


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