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:
Oct. 26, 2021
Filed:
Oct. 30, 2019
Lite-on Electronics (Guangzhou) Limited, Guangzhou, CN;
Lite-on Technology Corporation, Taipei, TW;
Ming-Fu Yen, Taipei, TW;
Hsiang-Sheng Chuang, Taipei, TW;
LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Guangzhou, CN;
Lite-On Technology Corporation, Taipei, TW;
Abstract
A luminous key comprises a key cap, a bottom plate, a first circuit component and a second circuit component. The key cap comprises a body, an extension part and a light exiting part. The extension part is disposed at the periphery of the body. The light exiting part is disposed on the body. The bottom plate has a through hole. The first circuit component has a first layer, a second layer and a light emitting unit. The first layer is disposed on the second layer. The light emitting unit is disposed between the first layer and the second layer, and the light emitting unit is corresponding to the through hole. The second circuit component is disposed between the key cap and the bottom plate. A lifting structure is disposed between the key cap and the bottom plate. Light adjusting structures define a light adjusting region. An orthographic projection of the light adjusting region towards the second layer covers at least a portion of the light emitting unit.