Image display device manufacturing method and image display device

An image display device comprising:

• a circuit element;
• a first wiring layer electrically connected to the circuit element;
• a first insulating film covering the circuit element and the first wiring layer;
• a plug formed on the first insulating film and connected to the first wiring layer;
• a light-emitting element located on the plug, the light-emitting element comprising a first semiconductor layer connected to the plug, a light-emitting layer located on the first semiconductor layer, and a second semiconductor layer located on the light-emitting layer, the first semiconductor layer being of a first conductivity type, the second semiconductor layer being of a second conductivity type that is different from the first conductivity type;
• a second insulating film covering the first insulating film, the plug, and at least a portion of the light-emitting element;
• and
• a second wiring layer located on the second insulating film and connected to the light-emitting element.

An image display device comprising:

• a circuit element;
• a first wiring layer electrically connected to the circuit element;
• a first insulating film covering the circuit element and the first wiring layer;
• a plug formed on the first insulating film;
• a light-emitting element located on the plug, the light-emitting element comprising a first semiconductor layer connected to the plug, a light-emitting layer located on the first semiconductor layer, and a second semiconductor layer located on the light-emitting layer, the first semiconductor layer being of a first conductivity type, the second semiconductor layer being of a second conductivity type that is different from the first conductivity type;
• a second insulating film covering the first insulating film, the plug, and at least a portion of the light-emitting element;
• a second wiring layer located on the second insulating film and connected to the light-emitting element;
• and
• a third wiring layer located on the first insulating film and connected to the circuit element via the first wiring layer, wherein:
• the second insulating film comprises:
• a first opening through which a surface of the second semiconductor layer of the light-emitting element is exposed, and
• a second opening through which a portion of the third wiring layer is exposed,
• the second wiring layer comprises a transparent electrode,
• the transparent electrode connects the third wiring layer and a light-emitting surface of the second semiconductor layer,
• the light-emitting surface is opposite to a surface of the light-emitting element at a first insulating film side.

An image display device comprising:

• a plurality of transistors;
• a first wiring layer electrically connected to the plurality of transistors;
• a first insulating film covering the plurality of transistors and the first wiring layer;
• a plurality of plugs formed on the first insulating film and connected to the first wiring layer;
• a first semiconductor layer located on the plugs, the first semiconductor layer being of a first conductivity type;
• a light-emitting layer located on the first semiconductor layer;
• a second semiconductor layer located on the light-emitting layer, the second semiconductor layer being of a second conductivity type that is different from the first conductivity type;
• a second insulating film covering the first insulating film, the plug, the first semiconductor layer, and the light-emitting layer, and covering at least a portion of the second semiconductor layer;
• and
• a second wiring layer connected to a transparent electrode, wherein:
• the transparent electrode is located on a plurality of exposed surfaces of the second semiconductor layer that are exposed from the second insulating film so as to correspond to respective ones of the plurality of transistors.