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:
Jun. 11, 2024
Filed:
Dec. 10, 2020
Applicant:
Kt&g Corporation, Daejeon, KR;
Inventor:
Hwi Kyeong An, Seoul, KR;
Assignee:
KT&G CORPORATION, Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09F 23/04 (2006.01); A24F 40/40 (2020.01); G09F 19/20 (2006.01);
U.S. Cl.
CPC ...
G09F 23/04 (2013.01); A24F 40/40 (2020.01); G09F 19/205 (2013.01);
Abstract
An optical module includes a transmitter configured to pass light from a light source; an emitter integrally formed with the transmitter, and configured to emit light that has passed through the transmitter to outside of the optical module; and a converter covering at least a portion of the emitter, and configured to change a wavelength of light that has passed through the transmitter such that light emitted from the converter and light emitted from the emitter have different wavelengths.