Backlight module, display screen and tiled display device
US11360351B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Mar 23, 2021 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Mar 23, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G3/3406
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight module includes a back plate and a middle frame assembly disposed on the back plate. The middle frame assembly includes a first frame body and a second frame body. The first frame body is sleeved outside of the second frame body, and the first frame body and the second frame body have a deformation space therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.