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. 07, 2026
Filed:
Feb. 20, 2025
Applicant:
Darfon Electronics Corp., Taoyuan City, TW;
Inventors:
Tsai-Jung Hu, Taoyuan City, TW;
Chun-Tan Wu, Taoyuan City, TW;
Assignee:
DARFON ELECTRONICS CORP., Taoyuan City, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/13 (2022.01); F21V 8/00 (2006.01); G06V 10/145 (2022.01);
U.S. Cl.
CPC ...
G02B 6/0088 (2013.01); G02B 6/0066 (2013.01); G06V 10/145 (2022.01); G06V 40/1318 (2022.01);
Abstract
A backlit finger feature recognition structure includes a feature sensor configured to sense a finger feature, a light guide member disposed surrounding the finger sensor, a circuit board assembly disposed corresponding to the light guide member and electrically connected to a lower side of the feature sensor, and an illuminant electrically connected to the circuit board assembly, wherein in a stacking direction, the illuminant does not overlap the feature sensor, and the light guide member guides light emitted from the illuminant to be emitted along the stacking direction.