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:
Jul. 22, 2025
Filed:
Mar. 10, 2022
Alpha Networks Inc., Hsinchu, TW;
Hsin-Miao Tseng, Hsinchu, TW;
ALPHA NETWORKS INC., Hsinchu, TW;
Abstract
A filter driving device includes a seat, at least one driving module, at least one filter module, and at least one linking member. The seat has a front side and a rear side, which are opposite to each other, and a light-transmission hole passing through the front side and the rear side. The at least one driving module provided on the front side of the seat. The at least one filter module provided on the rear side of the seat. The at least one linking member which is provided on the seat and connected to the at least one driving module and the at least one filter module; the at least one driving module drives the at least one linking member to move the at least one filter module to switch different light filtering modes for light passing through the light-transmission hole.