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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.:

US 11700795 B1

PDFFull Text
Date of Patent:
Jul. 18, 2023

Filed:

Jan. 12, 2022

Light emitting device and light apparatus for plant growth

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Dongkuk Lee, Hwaseong-si, KR;

Kunyoo Ko, Hwaseong-si, KR;

Daesup Kim, Suwon-si, KR;

Jaechul Kim, Yongin-si, KR;

Sunhwan Hwang, Seoul, KR;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Andrew J Coughlin

Int. Cl.
CPC ...
A01G 7/04 (2006.01); F21K 9/64 (2016.01); H01L 33/50 (2010.01); H01L 33/06 (2010.01); H01L 33/32 (2010.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
A01G 7/045 (2013.01); F21K 9/64 (2016.08); H01L 33/06 (2013.01); H01L 33/32 (2013.01); H01L 33/504 (2013.01); H01L 33/507 (2013.01); F21Y 2115/10 (2016.08);
Abstract

A light emitting device for plant growth includes: a light emitting diode (LED) chip configured to emit a first light having a peak wavelength of 380 nm to 445 nm; and at least one wavelength conversion material configured to be excited by the first light, and convert the first light into a light having a peak wavelength of 500 nm to 610 nm, wherein a photosynthetic photon efficacy (PPE) of an output light emitted from the light emitting device is 3.10 μmol/J or more.

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Lee, Dongkuk. (2023). Light emitting device and light apparatus for plant growth (U.S. Patent No. 11700795). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11700795

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