Direct-type backlight module and display
US11609452B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Dec 25, 2019 |
| Grant date | Mar 21, 2023 |
| Priority date | — |
| Expiry date | Dec 25, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133628
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A direct-type backlight module and a display are provided. The direct-type backlight module includes: a back plate, an optical assembly, and a middle frame arranged on a front face of the back plate and located at a periphery of the optical assembly. The direct-type backlight module further includes: a thermally conductive pad and a Mini LED lamp panel arranged between the back plate and the optical assembly; and a plurality of core modules disposed at a back of the back plate, wherein the back plate has a plurality of pillars arranged, and the pillars separate the core modules from the back plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.