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:
Nov. 05, 2019

Filed:

Sep. 27, 2018
Applicant:

Himax Technologies Limited, Tainan, TW;

Inventors:

Biing-Seng Wu, Tainan, TW;

Kuan-Ming Chen, Tainan, TW;

Han-Yi Kuo, Tainan, TW;

Li-Chiu Tsai, Tainan, TW;

Chih-Yu Chuang, Tainan, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); G02B 27/22 (2018.01); H04N 9/31 (2006.01); G01R 27/14 (2006.01); G03B 17/54 (2006.01); G01B 11/25 (2006.01);
U.S. Cl.
CPC ...
G03B 21/2033 (2013.01); G01B 11/2513 (2013.01); G01R 27/14 (2013.01); G02B 27/22 (2013.01); G03B 17/54 (2013.01); G03B 21/2086 (2013.01); H04N 9/3194 (2013.01);
Abstract

The present invention provides an electronic device, wherein the electronic device includes a projector and a controller. The projector includes a laser module and a lens module with a cover glass, wherein a laser beam generated from the laser module passes through the lens module to generate a projected image. The controller is coupled to the projector, and is arranged for determining if the cover glass is broken to generate a determination result, and controlling a power of the laser module according to the determination result.


Find Patent Forward Citations

Loading…