JP2006269326A5

JP2006269326A5 -

Info

Publication number: JP2006269326A5
Application number: JP2005087912A
Authority: JP
Filing date: 2005-03-25
Publication date: 2009-04-23
Anticipated expiration: 2025-03-25

Claims

A substrate, a plurality of light-emitting layer provided on the substrate, a driving element, and an insulating portion which encloses the drive element,
A first reflective film and a second reflective film for resonating light generated in one of the plurality of light emitting layers ;
A light emitting device comprising :
The first reflective film is provided between the one light emitting layer and the substrate,
The insulating portion includes a plurality of dielectric films having different refractive indexes and stacked on each other,
At least two dielectric films among the plurality of dielectric films are stacked on each other in a region overlapping with the one light emitting layer, and constitute the first reflective film corresponding to the one light emitting layer. Light emitting device.

Wherein Each of the at least two dielectric films, wherein, wherein the thickness and refractive index are set so as to resonate the light having a predetermined wavelength among the generated one of the light-emitting layer and the light Item 4. The light emitting device according to Item 1.

An element isolation part including the insulating part;
Of the plurality of light emitting layers, the first light emitting layer and the second light emitting layer are separated from each other by the element isolation portion,
The first light emitting layer generates light of a first color, and the second light emitting layer generates light of a second color different from the light of the first color. 3. The light emitting device according to 1 or 2.

Among the plurality of dielectric films , each of the plurality of dielectric films constituting the first reflective film corresponding to the first light emitting layer emits light having a predetermined wavelength corresponding to the first color. The thickness and refractive index are set to resonate,
Of the plurality of dielectric films , each of the plurality of dielectric films constituting the first reflective film corresponding to the second light emitting layer emits light having a predetermined wavelength corresponding to the second color. The light emitting device according to claim 3 , wherein the thickness and the refractive index are set so as to resonate.

The drive element is a thin film transistor;
The plurality of dielectric films include a base insulating film interposed between the thin film transistor and the substrate , an interlayer insulating film formed to cover the gate electrode of the thin film transistor, and a protective film formed on the thin film transistor The light-emitting device according to claim 1, wherein at least one of the light-emitting device and the light-emitting device is included.

The first reflective film corresponding to the one light emitting layer includes an adjustment film that adjusts an optical length so as to resonate light generated in the one light emitting layer ,
The light emitting device according to any one of claims 1 to 5, wherein the adjustment film is also used as at least a part of the protective film.

The light emitting device according to claim 1, wherein the at least two dielectric films are provided between the driving element and the substrate .

Wherein at least two dielectric films, the light-emitting device according to any one of claims 1 to 6, characterized in that provided on the opposite side to the substrate with respect to the driving element.

Forming a plurality of light emitting layers on a substrate;
On the substrate, forming a driving element for emitting a first light-emitting layer of the plurality of light emitting layers,
Forming the second reflective film on the side opposite to the substrate of the one light emitting layer among the first reflective film and the second reflective film for resonating light generated in the one light emitting layer; A method of manufacturing a light emitting device including:
Another refractive index are stacked together with different and further comprising the step of forming a plurality of dielectric films enclosing the driving device,
In the region overlapping with the one light emitting layer, at least two dielectric films stacked between the one light emitting layer and the substrate among the plurality of dielectric films constitute the first reflective film. A method for manufacturing a light-emitting device.

An electronic apparatus comprising the light emitting device according to claim 1.