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.

Date of Patent:
Oct. 06, 2026

Filed:

Aug. 26, 2025
Applicant:

Lite-on Technology Corporation, Taipei, TW;

Inventor:

Yi-Wen Chen, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 13/02 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
H01H 13/023 (2013.01); G02B 6/0031 (2013.01); H01H 2219/06 (2013.01); H01H 2219/062 (2013.01);
Abstract

A keyboard module includes a base plate assembly and a key assembly. The base plate assembly includes a base plate, a light guide plate, and a plurality of light-emitting elements. The light guide plate includes a plurality of openings, and the light-emitting elements are located in the corresponding openings. The base plate includes a circuit layer and a base plate reflective layer. The light-emitting element includes a plurality of pads, the pads are connected to the circuit layer, and a part of the base plate reflective layer is located between two adjacent ones of the pads. The key assembly is connected to the base plate assembly.


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