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 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

A liquid crystal display device includes a substrate, a black matrix layer on the substrate and having a first plurality of openings, a color filter layer on the black matrix layer and having a second plurality of openings, and a plurality of column spacers each contacting the substrate through the first plurality and second plurality of openings.

Liquid crystal display device and method of fabricating the same

An optical film is provided which comprises a disperse phase of polymeric particles disposed within a continuous birefringent matrix in combination with light directing materials to enable control of light emitted from a lighting fixture or display. The film is oriented, typically by stretching, in one or more directions. The size and shape of the disperse phase particles, the volume fraction of the disperse phase, the film thickness, and the amount of orientation are chosen to attain a desired degree of diffuse reflection and total transmission of electromagnetic radiation of a desired wavelength in the resulting film, and the light directing materials are chosen to control the direction of polarized light reflected from or transmitted by the optical film.

Brightness enhancement film

An improved liquid crystal device and manufacturing method for same are described. In the device, a pair of substrates, between which a liquid crystal layer is disposed, is joined with pillars inbetween functioning as spacers which are provided of photocurable resin by photolithography. With this structure, the spacers can be in surface contact with the inside surfaces of the substrates on which electrode arrangement and active devices are formed.

Liquid crystal device and method for manufacturing same with spacers formed by photolithography

An improved liquid crystal filling device is shown. Prior to joining a substrate with another substrate between which the liquid crystal is to be charged, the liquid crystal is dropped on the substrate and then the other substrate is superimposed on the substrate under pressure. Sandwiched between the substrates, the liquid crystal spreads at high temperature.

Liquid crystal filling device

PURPOSE:To execute the filling work of the liquid crystal in a short time by connecting tightly other substrate on the liquid crystal after the liquid crystal is provided on one side substrate. CONSTITUTION:The device has two substrates 1 and 1' and has the electrode at facing surfaces 8 and 8' respectively. A liquid crystal 2 is dropped onto one side surface to be field of the substrate, sealed into a vacuum container 100, one side substrate 1 is provided on a heater 3 in the first space 4, the other substrate 1' facing in the upper direction is separated and the substrates are connected and arranged lightly mutually partially. Thereafter, a cover side container 10' having the second space 5 is matched into a container 10 side by an O ring, and shaded with the mutually elastic layer and a silicone rubber 6. When both first and second spaces 4 and 5 are made into the vacuum space, and made into the air pressure, the silicon rubber 6 is expanded to the lower side, other facing substrate 1' is pushed to the side of one substrate 1', and the liquid crystal is extended along the surface of the substrate 1 in the horizontal direction and laminated.

Manufacturing method for liquid crystal display

Method for manufacturing liquid crystal device with spacers formed by photolithography

PURPOSE: To increase the quantity of light which is transmitted through the liquid crystal device by providing a layer which has a composite body of liquid crystal and a transparent material between a couple of electrodes so that the both are mixed and one of them is dispersed CONSTITUTION: Fine particles 4 of PMMA are generated and carbon films 5 are formed on their surfaces by the plasma VCD method Then the transparent material where the films are formed and liquid crystal 2 are mixed and stirred and then an ultrasonic wave is applied to disperse the transparent material uniformly Then transparent glass which has an electrode patterned on a substrate 1 is coated with the mixture of the liquid crystal and transparent material and the other substrate where an electrode is formed is stuck across spacers of alumina This liquid crystal device has the liquid crystal oriented at random unless a voltage is applied between the electrodes provided to the substrates and light 6 is scattered and not transmitted When the voltage is applied, on the other hand, the liquid crystal is oriented in a specific direction to generate electro-optical effect, thereby transmitting the light COPYRIGHT: (C)1992,JPO&Japio

Toshimitsu Konuma

Papers

Liquid crystal device and method for manufacturing same with spacers formed by photolithography

Liquid crystal filling device

Manufacturing method for liquid crystal display

Method for manufacturing liquid crystal device with spacers formed by photolithography

Liquid crystal device