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:
Oct. 04, 2016
Filed:
Jan. 12, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Wataru Endo, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A drive circuit for a printing apparatus includes a first driver arranged on an electrical path from a first current supply unit to a first connection portion for a light-emitting element, a second driver arranged on an electrical path from a second current supply unit to the first connection portion, a third driver arranged on an electrical path from the second current supply unit to a second connection portion for a light-emitting element, and a switch unit configured to selectively connect the second current supply unit to one of the second driver and the third driver and disconnect the connection between the second current supply unit and the other of the second driver and the third driver when the second current supply unit is connected to the one of the second driver and the third driver.