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:
Sep. 14, 2021
Filed:
Jul. 15, 2014
Nikon Corporation, Chiyoda-ku, JP;
Soichi Owa, Kumagaya, JP;
Yoji Watanabe, Kumagaya, JP;
Nikon Corporation, Tokyo, JP;
Abstract
In a drive method for a spatial light modulator, out of a first boundary region and a second boundary region arranged adjacently in a Y-direction and extending in an X-direction, mirror elements arranged at a first pitch not resolved by a projection optical system, in the X-direction in the first boundary region are set in the phase 0, and the other mirror elements therein are set in the phase π; mirror elements arranged at a second pitch not resolved by the projection optical system, in the X-direction in the second boundary region are set in the phase π, and the other mirror elements therein are set in the phase 0.