Title:
DISPLAY PANEL, DISPLAY DEVICE, AND MANUFACTURING METHOD FOR DISPLAY PANEL
Document Type and Number:
WIPO Patent Application WO/2020/258898
Kind Code:
A1
Abstract:
The present application discloses a display panel, a display device and a manufacturing method for the display panel. The display panel comprises: a drive backplane, and a light-emitting diode array layer located on the drive backplane, the light-emitting diode array layer comprising a plurality of light-emitting diodes; and a retaining wall arranged between adjacent light-emitting diodes, and a light conversion film arranged on one side of a light-emitting diode array layer away from the drive backplane; the light conversion film comprises a plurality of primary color units, the primary color units are isolated from one another by means of light blocking columns, each primary color unit is arranged corresponding to a light-emitting diode, and light emitted by the light-emitting diode array layer can be mixed into white light on the light conversion film; and hollow cavities are distributed in the light conversion film. According to the display panel in the embodiments of the present application, light leakage of light emitted by the light-emitting diodes can be reduced while achieving colorization, and the utilization rate of light can be improved.
Inventors:
DONG XIAOBIAO (CN)
LI ZHISHENG (CN)
GUO ENQING (CN)
LI ZHISHENG (CN)
GUO ENQING (CN)
Application Number:
PCT/CN2020/076548
Publication Date:
December 30, 2020
Filing Date:
February 25, 2020
Export Citation:
Assignee:
CHENGDU VISTAR OPTEOLECTRONICS CO LTD (CN)
International Classes:
H01L33/50
Foreign References:
| US20150171372A1 | 2015-06-18 | |||
| CN107195654A | 2017-09-22 | |||
| JP2001233611A | 2001-08-28 | |||
| CN1860828A | 2006-11-08 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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