Patent ID: 9515232
Filing Date: 2016-12-06
CPC Classification: H01L

Claim Text:
1. A method of producing a multicolor LED (light emitting diode) display comprising an LED luminous unit having a multiplicity of pixels, wherein: the pixels comprise first subpixels that emit a first color, second subpixels that emit a second color and third subpixels that emit a third color, the subpixels contain an LED chip that emits radiation of the first color, a first conversion layer that converts radiation of the first color into radiation of the second color is arranged at least above the second subpixels, and a second conversion layer that converts radiation of the first color and/or the radiation of the second color into radiation of the third color is arranged above the third subpixels, comprising: a radiation- and/or heat-sensitive layer is applied and altered in regions by the radiation emitted by the portion of the LED chips and/or by the generated heat, and in the regions or outside the regions openings are produced in the radiation- and/or heat-sensitive layer.