Abstract: A device is disclosed for generating pattern data for unevenness that is randomly arranged on the surface of the reflective substrate of a reflective liquid crystal display device. The number of coordinates, a basic pitch, a movable range, and a dot diameter are entered from a data entry unit. An array generation unit regularly arranges base coordinates in two dimensions in accordance with the basic pitch. Coordinate displacement unit randomly displaces within the movable range at a portion of the basic coordinates to generate a multiplicity of displaced coordinates. Pattern generation unit arranges dot patterns with the dot diameter entered at each of the displaced coordinates generated to generate pattern data.

Abstract: Disclosed is an active matrix substrate including a substrate, a gate wiring formed on the substrate, a data wiring formed on the substrate so as to cross the gate wiring, a common wiring formed on the substrate extending approximately parallel to the gate wiring, a pixel formed in a region surrounded by the gate wiring and the data wiring, and a switching element formed in a vicinity of an intersection of the gate wiring and the data wiring. The pixel includes a pixel electrode, and a counter electrode arranged alternately with the pixel electrode and connected to the data wiring. The switching element includes a first electrode connected to the common wiring, and a second electrode connected to the pixel electrode.

Abstract: A liquid crystal display device of IPS mode includes an array of pixels arranged in a matrix pattern by crossing a plurality of video signal lines and a plurality of scanning signal lines each other. Each of the pixels is provided with at least a switching element. A transparent insulating film is provided on both signal lines, and a plurality of pixel electrodes, common electrodes and common lines are provided on the transparent insulating film. The common lines are formed in a grid-shaped pattern such that a first group of the common lines is made of a first conductor having lower reflectivity against optical light than that of metal while a second group of the common lines is made of a second conductor including a metal layer such that the first group and the second group are crossing each other along the video signal lines and the scanning signal lines.

Abstract: In a liquid crystal display unit where a matrix pattern of pixels are defined by gate lines and crosswise data lines, transparent pixel electrodes are formed on the same layer as the data lines and corresponding transparent common electrodes are formed above the transparent pixel electrodes. On the common electrodes the liquid crystal layer is provided. In the aperture of each pixel, the common electrode has a pattern of parallel stripe portions and a peripheral portion outside of the aperture for shielding the field of the corresponding data line. Each pixel electrode cooperates with that parallel stripe portions of the corresponding common electrode to produce inner fringe fields along such parallel stripe portions and has portions that overlap the peripheral portions of the common electrode to produce peripheral fringe fields so that liquid-crystal cells can be uniformly in-plane switched by the inner fringe fields as well as by the peripheral fringe fields.

Abstract: In a display device, white LEDs and bluish white LEDs are arranged in alternating fashion on the light-incident surface side of a light-guide plate. On the light-exit side of the light-guide plate is disposed a transparent/scattering switching element switchable between a state of scattering incident light, and a state of transmitting light unchanged without scattering. During a narrow-angle display, only the white LEDs are lit, and the transparent/scattering switching element is placed in the transparent state, while during a wide-angle display, both the white LEDs and the bluish white LEDs are lit, and the transparent/scattering switching element is placed in the scattering state.

Abstract: It is to suppress the interference of the reflected light easily and securely even in a highly fine liquid crystal display device. The reflection plate comprises recessed or protruded parts and a reflection film formed over the recessed or protruded parts. A unit shape of the recessed or protruded parts is a polygon, an arbitrary point other than a centroid of the polygon that constitutes the recessed or protrude part is placed at a position that meets with an orderly-mannered lattice point as an origin, and each of the unit-shape polygons is arranged at a position that is rotated randomly with respect to the origin.

Abstract: A semiconductor device in which a semiconductor layer is formed on an insulating substrate with a front-end insulating layer interposed between the semiconductor layer and the insulating substrate is provided which is capable of preventing action of an impurity contained in the insulating substrate on the semiconductor layer and of improving reliability of the semiconductor device. In a TFT (Thin Film Transistor), boron is made to be contained in a region located about 100 nm or less apart from a surface of the insulating substrate so that boron concentration decreases at an average rate being about 1/1000-fold per 1 nm from the surface of the insulating substrate toward the semiconductor layer.

Abstract: An LCD device is obtained by joining a counter substrate and a TFT substrate with a sealing member having at least a UV-curable characteristic. The sealing member includes a UV-curable resin and high-refractive layers formed respectively on the surfaces of spacers which are dispersed in the UV-curable resin, each of the surfaces of the spacers having a refractive index higher than that of the UV-curable resin.

Abstract: A liquid crystal display device is provided which is capable of reducing a number of components and fabricating processes and of realizing a bright display even at time of a transmissive display and of simplifying configurations of a data signal. Transistors are controlled ON/OFF based on selecting signals input to selecting signal lines and a one kind of data signal input from data lines distributed and supplied, as a sub-pixel data, to a data electrode selected based on selecting signals corresponding to a successive additive color mixture or juxtapositional additive color mixture process. At time of the transmissive display operation, data electrodes corresponding to three sub-pixels making up each pixel are simultaneously selected and, at time of the reflective display operation, data electrodes selected based on selecting signal corresponding to the juxtapositional additive color mixture.

Abstract: An LCD device includes a reflective area in each pixel. A reflection film having a convex-concave surface is provided in the reflective area, film in cross section configuration is formed. Each pixel includes a pixel electrode and a common electrode for applying a lateral electric field on a LC layer. The inclination angle of the reflection film has an inclination angle distribution, wherein the angle component in an area corresponding to the electrodes has a lower angle distribution than the angle components in an area corresponding to a gap between adjacent two of the electrodes.

Abstract: An LCD device includes a reflective area in each pixel. A reflection film having a convex-concave surface is provided in the reflective area, film in cross section configuration is formed. Each pixel includes a pixel electrode and a common electrode for applying a lateral electric field on a LC layer. The inclination angle of the reflection film has an inclination angle distribution, wherein the angle component in an area corresponding to the electrodes has a lower angle distribution than the angle components in an area corresponding to a gap between adjacent two of the electrodes.

Abstract: A liquid crystal display device including a first substrate, a second substrate facing and spaced away from the first substrate, a liquid crystal layer sandwiched between the first and second substrates, a switching device formed on the first substrate, a first electrically insulating film randomly patterned on the first substrate, a second electrically insulating film covering the first electrically insulating film therewith, and having a wavy surface, and a reflection electrode formed on the second electrically insulating film, and electrically connected to an electrode of the switching device, wherein a light passing through the second substrate and the liquid crystal layer is reflected at the reflection electrode, and the second electrically insulating film extends outwardly from the first electrically insulating film by a certain length at an end of a display region in which images are to be displayed, such that a step formed by the first and second electrically insulating films in the vicinity of the en

Abstract: A panel module for an LCD device has an LCD panel including a TFT panel and a counter panel, signal line and scanning line drive boards for connecting to external circuits, and TCPs connecting together the TFT panel and the drive boards. The signal line driver TCP has a plurality of slits in the film substrate thereof and bent at the slits, allow the signal line drive board to be located on the rear side of the backlight unit of the LCD device. The panel module is suited any of stacked, L-shaped or U-shaped board structure.

Abstract: To suppress malshaping in a lenticular lens sheet formed by using ultraviolet curing resin, which is caused due to an increase in the aspect ratio of cylindrical lenses and anisotropy of curing contraction. Notch sections are provided to the cylindrical lenses for sectioning the cylindrical lenses in a pseudo manner in the major axis direction (extending direction) of the cylindrical lenses so as to suppress the anisotropy of the curing contraction of the resin.

Abstract: Disclosed is an active matrix liquid crystal display device including substrates and a liquid crystal layer. The substrate includes: scan signal wiring lines; common signal wiring lines; video signal wiring lines intersecting these wiring lines; and pixels surrounded with the scan signal wiring lines and the video signal wiring lines. Each of pixels includes: a thin film transistor; source electrodes in a layer with the video signal wiring lines; pixel electrodes connected to the source electrodes; and common electrodes connected to the common signal wiring lines. The source electrodes include first parts overlapping the scan signal wiring lines and second parts connecting with the pixel electrodes, which are positioned around central parts between the video signal wiring lines. Molecular axes in the liquid crystal layer rotate under an electric field applied between the pixel electrodes and the common electrodes.

Abstract: A sheet presence detecting apparatus includes a plurality of dots including a control area whose display state can be controlled and at least one dot with a bright point including the control area whose display state is controlled to be in an always black state and a bright point area which is always bright.

Abstract: A driving circuit for a LCD (Liquid Crystal Display) panel is provided which is capable of performing overdriving operations in all shades of gray and of obviating the necessity of predetermining a driving pattern based on experimental results. The driving circuit for the LCD panel includes an operational amplifier to a non-inverted input terminal of which a voltage to charge a pixel for current gray level display is applied and to an inverted input of which a voltage for charging a corresponding pixel occurred one field before, a NAND circuit to detect an output state of operational amplifiers, a P-channel MOSFET (Metal Oxide Semiconductor Field Effect Transistor) to switch operational states from one state in which the operational amplifier operates as a comparator to perform overdriving operations using source voltages to one state in which a pixel to be charged using a gray level voltage.

Abstract: A laser irradiation process includes: scanning a substrate with laser having a predetermined lasing frequency at different irradiation intensities to form a plurality of first irradiation areas corresponding to the irradiation intensities; illuminating the first irradiation areas to reflected light receive from the fist irradiation areas; determining microcrystallization intensity based on the received reflected light; and determining irradiation intensity based on the thus determined microcrystallization intensity. The laser irradiation process uses the irradiation intensity for irradiating a polycrystalline film in a product semiconductor device.

Abstract: A pixel region between a common electrode and a pixel electrode is composed of a principal portion in which the direction of extension of the common electrode and the pixel electrode is parallel with the initial alignment direction of the liquid crystal molecules, and a specific portion not parallel with the initial alignment direction of the liquid crystal molecules. In the specific portion, the distal portion of the pixel electrode and the basal portion of the common electrode are mutually parallel and inclined by a prescribed angle with respect to the initial alignment direction of the liquid crystal molecules. When voltage is applied across the common electrode and the pixel electrode to generate a horizontal electric field, the horizontal electric field will be perpendicular to the initial alignment direction of the liquid crystal molecules within the principal portion that occupies a major part of a column, whereas the field will not be perpendicular within the specific portion.

Abstract: A stacked film patterning method is provided which is capable of reliably removing residual substances remaining after etching of a metal film, improving etching uniformity of a silicon film, and preventing an occurrence of etching residues. A micro-crystal film and a chromium film are sequentially formed on an insulating film serving as a front-end film and the chromium film is etched to be patterned by using a resist as a mask. Next, a micro-crystal silicon film on which the residual substances exist is exposed to plasma of a mixed gas including chlorine gas and oxygen gas to selectively etch the residual substances on a surface of the micro-crystal silicon film. After that, the micro-crystal silicon film is dry etched.