Title:
FULL COLOR LED DISPLAY PANEL
Document Type and Number:
Japanese Patent JP2019028380
Kind Code:
A
Abstract:
To improve the stability of a partition wall for partitioning a fluorescent emission layer to prevent mixed color.SOLUTION: A full color LED display panel comprises: an LED array substrate 1 including a plurality of LEDs 3 emitting light from ultraviolet to blue wavelength band arranged in matrix on a wiring substrate 4; and a plurality of fluorescent emission layers 5 provided in correspondence to three primary colors of light on the plurality of LEDs 3, and performing wavelength conversion into fluorescent light FL of the corresponding color by being excited by excitation light L emitted from the LEDs 3. The surface of the partition wall 7 formed surrounding the fluorescent emission layer 5 is provided with a metal film 9 reflecting the excitation light L and the fluorescent light FL.SELECTED DRAWING: Figure 2
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Inventors:
KAJIYAMA KOICHI
HIRANO TAKAFUMI
HIRANO TAKAFUMI
Application Number:
JP2017150392A
Publication Date:
February 21, 2019
Filing Date:
August 03, 2017
Export Citation:
Assignee:
V TECH CO LTD
International Classes:
G09F9/33; G02B5/20; G09F9/00; H01L33/50; H01L33/58; H01L33/60
Domestic Patent References:
| JP2015064391A | 2015-04-09 | |||
| JP2008129043A | 2008-06-05 | |||
| JP2003197135A | 2003-07-11 | |||
| JP2009267164A | 2009-11-12 | |||
| JP2013183042A | 2013-09-12 | |||
| JP2014199267A | 2014-10-23 | |||
| JP2002217454A | 2002-08-02 |
Foreign References:
| WO2011145418A1 | 2011-11-24 | |||
| WO2006022123A1 | 2006-03-02 | |||
| KR20070053486A | 2007-05-25 |
Attorney, Agent or Firm:
Moriaki Ogawa
Haruyuki Nishiyama
Shoichi Okuyama
Haruyuki Nishiyama
Shoichi Okuyama