An object is to provide a semiconductor device of which a manufacturing process is not complicated and by which cost can be suppressed, by forming a thin film transistor using an oxide semiconductor film typified by zinc oxide, and a manufacturing method thereof. For the semiconductor device, a gate electrode is formed over a substrate; a gate insulating film is formed covering the gate electrode; an oxide semiconductor film is formed over the gate insulating film; and a first conductive film and a second conductive film are formed over the oxide semiconductor film. The oxide semiconductor film has at least a crystallized region in a channel region.

Semiconductor device, and manufacturing method thereof

There is provided a light emitting device in which low power consumption can be realized even in the case of a large screen. The surface of a source signal line or a power supply line in a pixel portion is plated to reduce a resistance of a wiring. The source signal line in the pixel portion is manufactured by a step different from a source signal line in a driver circuit portion. The power supply line in the pixel portion is manufactured by a step different from a power supply line led on a substrate. A terminal is similarly plated to made the resistance reduction. It is desirable that a wiring before plating is made of the same material as a gate electrode and the surface of the wiring is plated to form the source signal line or the power supply line.

Light emitting device and method of manufacturing the same

An organic light emitting display apparatus that has high (or improved) contrast and/or impact resistance. The organic light emitting display apparatus includes: a substrate; an organic light emitting device on the substrate to display an image; a sealing member on the organic light emitting device; a semitransparent film on a surface of the sealing member facing away from the organic light emitting device to transmit a portion of external light and to reflect another portion of the external light; a passivation film on the semitransparent film to protect the semitransparent film; and a transmissive black layer between the sealing member and the organic light emitting device to increase contrast, wherein the semitransparent film has a refractive index greater than that of the passivation film.

Organic light emitting display apparatus

An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a stretchable substrate, a thin film transistor (TFT) formed over the stretchable substrate and including a plurality of electrodes, an OLED electrically connected to the TFT and including a plurality of electrodes, and a plurality of interconnection lines connected to the electrodes of the OLED and the TFT. At least one of the interconnection lines is configured to move in a stretching direction and rotate an electrode selected from the electrodes of the OLED and the TFT connected to the at least one interconnection line.

Organic light-emitting diode display

An active matrix display device having a pixel structure in which pixel electrodes, gate wirings and source wirings are suitably arranged in the pixel portions to realize a high numerical aperture without increasing the number of masks or the number of steps. The device comprises a gate electrode and a source wiring on an insulating surface, a first insulating layer on the gate electrode and on the source wiring, a semiconductor layer on the first insulating film, a second insulating layer on the semiconductor film, a gate wiring connected to the gate electrode on the second insulating layer, a connection electrode for connecting the source wiring and the semiconductor layer together, and a pixel electrode connected to the semiconductor layer.

Semiconductor Device and Method of Fabricating the Same

In a horizontal electric field drive type liquid crystal electro-optic device wherein a liquid crystal material is driven by controlling the strength of an electric field parallel to a substrate, noncontinuity of the electric field strength around each pixel electrode is minimized and thereby the occurrence of flaws in the orientation of the liquid crystal material and dispersion in operation are reduced and a construction having improved display characteristics and a method of manufacturing the same are provided. In a horizontal electric field drive type liquid crystal electro-optic device wherein a gate electrode 403, a source electrode 407, a drain electrode 408, a semiconductor film 406 and a common electrode 404 are formed on a glass substrate and a liquid crystal material is driven by controlling the strength of an electric field substantially parallel to the glass substrate, the electrodes and the semiconductor film are made curved, for example semi-circular or semi-elliptical, in sectional profile. These curved sectional profiles can be formed by suitably selecting and combining various patterning and etching methods.

Liquid crystal electro-optical device

To provide a novel and extremely effective structure of a liquid crystal display device in which the lowering of reflectivity due to the formation of orientation films can be prevented, a method of manufacturing the display device of the present invention comprises forming a concave or convex portion on a reflection electrode, forming a dielectric multi-layer film thereon, to thereby obtain the liquid crystal display device excellent in reflection characteristics and diffused reflection characteristics.

Electronic device and method of manufacturing the same having dielectric multi-layers on the pixel electrode

The object of the present invention is to propose a structure of a display device in which water is prevented from passing through the side faces of a display device using an organic light-emitting element and a gap between substrates is made uniform On the first substrate having the light-emitting element provided thereon, the thicknesses of the layers deposited in the peripheral area, the pixel portion and the driving circuit portion are equalized with each other Furthermore, an adhesive is provided as thin as possible in the peripheral area of the first substrate so as to bond a second substrate to the first substrate As a result, the distance between the first substrate and the second substrate can be made uniform throughout the peripheral area of the first substrate, the pixel portion and the driving circuit Moreover, since a protective film overlying the organic light-emitting element is also provided on the side faces of the second insulating film, water is prevented from entering the display device through its side faces

Display device with sealing structure for protecting organic light emitting element

PROBLEM TO BE SOLVED: To obtain a liquid crystal display device equipped with a reflection film which efficiently reflects incident light by providing switching elements, pixel electrodes comprising a transparent conductive film and reflection films comprising dielectric multilayered films on a substrate. SOLUTION: Switching elements 111, interlayer insulating films 112, dielectric multilayered films (114, 115), pixel electrodes 113, an alignment film 116, a liquid crystal layer 117, an alignment film 116, and a counter electrode 118 are successively provided on a substrate 110 between the substrate 110 and a counter substrate 119. Namely, a reflection film to reflect incident light consists of the dielectric multilayered films 114, 115. As the low refractive index dielectric film 114, SiO2 , MgF2 , NaF2 , Na3 AlF6 or the like can be used and as the high refractive index dielectric film 115, TiO2 , ZrO2 , Ta2 O5 , ZnS, ZnSe, ZnTe, Si, Ge, Y2 O3 , Al2 O3 or the like can be used. Then, the film thicknesses of the low refractive index dielectric film 114 and the high refractive index dielectric film 115 are controlled to efficiently increase the reflectance.

Liquid crystal display device and its production

A structure of a display device in which water is prevented from passing through the side faces of a display device using an organic light-emitting element and a gap between substrates is made uniform. On the first substrate having the light-emitting element provided thereon, the thicknesses of the layers deposited in the peripheral area, the pixel portion and the driving circuit portion are equalized with each other. Furthermore, an adhesive is provided as thin as possible in the peripheral area of the first substrate so as to bond a second substrate to the first substrate. As a result, the distance between the first substrate and the second substrate can be made uniform throughout the peripheral area of the first substrate, the pixel portion and the driving circuit. Moreover, since a protective film overlying the organic light-emitting element is also provided on the side faces of the second insulating film, water is prevented from entering the display device through its side faces.

Rumo Satake

Papers

Liquid crystal electro-optical device

Electronic device and method of manufacturing the same having dielectric multi-layers on the pixel electrode

Display device with sealing structure for protecting organic light emitting element

Liquid crystal display device and its production

Method of sealing an organic el display provided with an adhesive layer over a peripheral insulating layer