Patents by Inventor Lianyan Song

Lianyan Song has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Display panel, quantum dot LED backlight source, and preparation method thereof
    Patent number: 11281048
    Abstract: A quantum dot light emitting diode (LED) backlight source which includes a light source quantum dot diaphragm, a support diaphragm, and a prism sheet which are disposed sequentially. The light source quantum dot diaphragm includes a flexible printed circuit board, a mini light emitting diode layer, and a quantum dot film layer which are disposed sequentially. The mini light emitting diode layer includes a plurality of mini light emitting diodes spaced apart, the quantum dot film layer and the mini light emitting diode layer are bonded together.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: March 22, 2022
    Assignee: HUIZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Lianyan Song, Yongyuan Qiu
  • QUANTUM DOT LED BACKLIGHT SOURCE AND PREPARATION METHOD THEREOF
    Publication number: 20210333637
    Abstract: A quantum dot light emitting diode (LED) backlight source which includes a light source quantum dot diaphragm, a support diaphragm, and a prism sheet which are disposed sequentially. The light source quantum dot diaphragm includes a flexible printed circuit board, a mini light emitting diode layer, and a quantum dot film layer which are disposed sequentially. The mini light emitting diode layer includes a plurality of mini light emitting diodes spaced apart, the quantum dot film layer and the mini light emitting diode layer are bonded together.
    Type: Application
    Filed: August 16, 2019
    Publication date: October 28, 2021
    Inventors: Lianyan SONG, Yongyuan QIU
  • QUANTUM DOT LIGHT EMITTING DIODE LIGHT SOURCE AND LIGHT EMITTING DIODE
    Publication number: 20210163819
    Abstract: A quantum dot light emitting diode (LED) light source and a LED are provided. The quantum dot LED light source includes a light combining layer and a blue light chip, wherein the light combining layer is disposed above the blue light chip, the light combining layer includes a fluorescent powder and quantum dots, and a chemical composition of the fluorescent powder is SrLiAl3N4:Eu2+.
    Type: Application
    Filed: April 9, 2018
    Publication date: June 3, 2021
    Inventors: Lianyan Song, Yong Fan