Title:
COLOR INORGANIC LED DISPLAY FOR DISPLAY DEVICES WITH HIGH NUMBER OF PIXELS
Document Type and Number:
Japanese Patent JP2019219668
Kind Code:
A
Abstract:
To achieve a process for arranging an LED chip for an ultra high resolution display by shrinking size of the LED chip.SOLUTION: An image generator for use in a display device comprises: a plurality of ILED array chips 440a to 440d each comprising a plurality of ILED emitters. The plurality of ILED array chips is arranged in an array in which each of a plurality of pixels 402a to 402d of the image generator comprises an ILED emitter from a plurality of adjacent ILED array chips. The total area of ILED emitter material may be less than 50% of area of each pixel. The image generator may comprise secondary optics in optical communication with an output part of the plurality of ILED emitters of one ILED array chip and configured to direct light from the ILED emitters towards an emission region of the associated pixel.SELECTED DRAWING: Figure 4
Inventors:
WILLIAM HENRY
PADRAIG HUGHES
JOSEPH O'KEEFFE
PADRAIG HUGHES
JOSEPH O'KEEFFE
Application Number:
JP2019136322A
Publication Date:
December 26, 2019
Filing Date:
July 24, 2019
Export Citation:
Assignee:
FACEBOOK TECH LLC
International Classes:
G09F9/33; G09F9/302; H01L33/00
Domestic Patent References:
| JP2009533810A | 2009-09-17 | |||
| JP2008503034A | 2008-01-31 | |||
| JP2003029654A | 2003-01-31 | |||
| JP2013501357A | 2013-01-10 |
Foreign References:
| US20080231554A1 | 2008-09-25 | |||
| CN103928498A | 2014-07-16 |
Attorney, Agent or Firm:
Patent business corporation world ip