Light emitting device and manufacturing method thereof, backlight module, display panel and display device

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11961949
APP PUB NO 20210376209A1
SERIAL NO

17011846

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided are a light emitting device and manufacturing method thereof, a backlight module, a display panel and a display device. The manufacturing method includes: providing a substrate; forming a circuit layer on a side of the substrate; providing at least one switching element and at least one light emitting element; and electrically connecting the switching element and the light emitting element to the circuit layer. The circuit layer includes a first power signal line, a second power signal line, and a pulse width modulation signal line; the switching element includes a control terminal, a first terminal and a second terminal; the light emitting element is electrically connected between the first terminal and the first power signal line, or the light emitting element is electrically connected between the second terminal and the second power signal line.

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Patent Owner(s)

  • SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dong, Qiang Shanghai, CN 13 24
Ma, Conghua Shanghai, CN 34 196
Sun, Xiaoping Shanghai, CN 18 20
Wang, Lihua Shanghai, CN 96 694

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