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. 31, 2023
Filed:
Apr. 08, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
Kohei Katsumata, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An apparatus includes a first writing unit configured to write data to a recording medium in a first unit, a second writing unit configured to write data to the recording medium in a second unit smaller than the first unit, a reading unit configured to read data from the recording medium, and a control unit configured to perform control, in response to an instruction of reading data from the recording medium during writing data by the first writing unit, to stop writing data by the first writing unit, and then to read data from the recording medium by the reading unit, and, in response to completion of reading data from the recording medium, to write data in the second unit by the second writing unit.