Monolithic multicolor direct view display containing different color leds and method of making thereof

A method of making a light emitting device (LED) array, comprising:

• forming at least one semiconductor region of a first conductivity type;
• forming blue active regions in blue, green and red LED regions over the least one semiconductor region of the first conductivity type;
• forming green active regions on the blue active regions in the green and red LED regions;
• forming red active regions on the green active regions in the red LED regions;
• and
• forming at least one semiconductor region of a second conductivity type over the blue, green and red active regions in the blue, green and red LED regions.

A light emitting device, comprising:

• a plurality of light emitting diodes located on the substrate, wherein each of the plurality of light emitting diodes comprise a semiconductor nanowire of a first conductivity type, an active region surrounding a respective nanowire, and an outer shell laterally surrounding a respective active region, the outer shell having a doping of a second conductivity type that is the opposite of the first conductivity type;
• wherein the plurality of light emitting diodes comprises:
• a first light emitting diode that includes a first-type active region configured to emit light at a first peak wavelength;
• a second light emitting diode that includes a second-type active region configured to emit light at a second peak wavelength that is the same as or different than the first peak wavelength;
• and
• a third light emitting diode that includes a third-type active region and a light emitting structure located over the third-type active region, wherein the light emitting structure is configured to emit light at a third peak wavelength that is greater than the first and second peak wavelength.

A light emitting device, comprising:

• a first light emitting diode including a first stack containing a first-type active region, and configured to emit light at a first peak wavelength;
• a second light emitting diode including a second stack including the first-type active region and a second-type active region having a different composition than the first-type active region, and configured to emit light at a second wavelength that is different from the first wavelength;
• and
• a third light emitting diode including a third stack containing the first-type active region, the second-type active region and a third-type active region having a different composition from the first and second-type active regions, and configured to emit light at a third wavelength that is different from the first and second wavelengths.