Backlight lamp panel, backlight module, and liquid crystal display
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United States of America Patent
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Sep 19, 2023
Grant Date -
Aug 11, 2022
app pub date -
Apr 23, 2021
filing date -
May 28, 2020
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Disclosed a backlight lamp panel, a backlight module and a liquid crystal display. The backlight lamp panel includes a substrate body and at least one light-emitting unit, wherein at least one side edge of the substrate body is disposed with at least one splicing tooth and at least one splicing groove for accommodating a splicing tooth on other substrate body, the splicing tooth and the splicing groove are alternately disposed; and at least one light-emitting unit is arranged on a first surface of the substrate body in a matrix, and disposed on the splicing tooth. The substrate body is divided into at least one sub-region, each sub-region includes the light-emitting unit of at least one splicing tooth, and brightness of each sub-region is independently adjusted. A bottom of the splicing groove has a larger size than a notch of the splicing groove.
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