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:
Jun. 04, 2019

Filed:

Jul. 13, 2018
Applicant:

Shenzhen Longood Intelligent Electric Co., Ltd, Shenzhen, Guangdong, CN;

Inventors:

Xiong Yang, Guangdong, CN;

Jun Fang, Guangdong, CN;

Yu Luo, Guangdong, CN;

Zian Li, Guangdong, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H05B 33/08 (2006.01); G08C 17/02 (2006.01);
U.S. Cl.
CPC ...
H05B 33/0827 (2013.01); G08C 17/02 (2013.01); H05B 33/0887 (2013.01); H05B 37/0272 (2013.01); H05B 33/0845 (2013.01); H05B 33/0857 (2013.01);
Abstract

An LED driving power supply based on 2.4 G remote controlling adjustment of brightness and color temperature, comprising: an LED driving circuit, connected between an output end of an AC power supply and an LED light source, and the LED light source comprises at least two sets of LED lamp strings with different color temperatures connected in parallel; a brightness adjustment circuit, connected to the LED driving circuit, for adjusting the current input to the LED light source by the LED driving circuit according to an input PWM signal; a color temperature adjustment circuit, connected to a loop of the LED driving circuit and the LED light source, for adjusting the current input to each LED lamp string according to an input PWM signal; a main control circuit, respectively outputting PWM signal to the brightness adjustment circuit and/or the color temperature adjustment circuit to control the operation of both.


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