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NEC LCD Technologies, Ltd. Patents
Assignee:
NEC LCD Technologies, Ltd.
Address:
Kanagawa, JP
No. of patents:
345
Patents:


1 2 3 4 5 6 7


Patent Number Title Of Patent Date Issued
7626671 LCD device having scanning lines and common lines December 1, 2009
An active matrix LCD device includes a TFT panel, a counter panel and liquid crystal interposed therebetween. The TFT panel includes a plurality of scanning lines and a plurality of common lines formed in one layer and extending in a row direction, and a plurality of signal lines ext
7623215 Method of manufacturing liquid crystal display panel November 24, 2009
A method of manufacturing a liquid crystal panel, in which a first seal for surrounding a display area is formed on one of a pair of substrates opposite to each other; a second seal for forming a reduced-pressure area is formed outside the display area; a liquid crystal material is dropp
7623204 Reflection type liquid crystal display device with half tone exposure and method for making same November 24, 2009
A reflection type liquid crystal display device having excellent display capability even if the number of the photolithography process is reduced and a process for producing the device. A process includes the steps of (a) forming a source/drain wiring by using a first mask; (b) forming a
7619255 Layer-stacked wiring and method for manufacturing same and semiconductor device using same and m November 17, 2009
A layer-stacked wiring made up of a microcrystalline silicon thin film and a metal thin film is provided which is capable of suppressing an excessive silicide formation reaction between the microcrystalline silicon thin film and metal thin film, thereby preventing peeling of the thin
7616288 Method of manufacturing liquid crystal display device with removal of contaminants after cleanin November 10, 2009
Disclosed is a method of manufacturing a liquid crystal display device using a liquid crystal dispensation alignment method which includes steps of: removing inorganic ions and the like by performing a vacuum drying process on substrates after cleaning alignment layers on which a rubbing
7614758 Backlight for color liquid crystal display apparatus November 10, 2009
A backlight for a color liquid crystal display apparatus includes a first light-guide plate; a first incidence part for receiving light of a first primary color in a first area on a first lateral surface of the first light-guide plate; a second incidence part for receiving light of a
7612856 Display device November 3, 2009
A display device includes: a pair of substrates disposed opposite each other; a conductive seal for sealing the gap of the outer peripheral part between the pair of substrates; an electric optical element disposed in an area defined by the substrates and the seal; a display area, formed
7609354 Active matrix substrate and liquid crystal display device with the same October 27, 2009
Disclosed is a liquid crystal display device that includes a TFT substrate. A plurality of gate lines and a plurality of common lines extend in a first direction on the TFT substrate. Drain lines extend in a second direction substantially perpendicularly to these lines. Bus lines are
7609350 Liquid crystal display October 27, 2009
A display portion is divided by scan lines and signal lines into sections where pixels are provided. Contact holes each for connecting common wiring and a common electrode together are not formed for all the pixels, but decimated so as to be arranged in zigzags.
7609343 Liquid crystal display device and method of manufacturing the same October 27, 2009
In a semi-transmissive liquid crystal display device, the thickness of liquid crystal layer in the reflective region can be adjusted by controlling the film thickness of the organic insulating film for reflection and the film thickness of the color layer for reflection. Furthermore,
7604487 Device comprising flexible printed circuit and connection auxiliary member October 20, 2009
A device includes a chassis and a flexible printed circuit. The flexible printed circuit has a terminal portion which is disposed so as to overlap with a mounted area of a circuit board mounted on a surface of the chassis. The device includes a connection auxiliary member which is di
7602449 Projection type liquid crystal display unit with reflected incident light October 13, 2009
A projection type liquid crystal display unit includes (a) a first frame (13) having a first surface (15) formed with a first opening (13a), (b) a second frame (12) having a second surface formed with a second opening (12a), and (c) a liquid crystal display panel (11) sandwiched between
7599036 In-plane switching active matrix liquid crystal display apparatus October 6, 2009
In an in-plane switching active matrix LCD apparatus wherein a liquid crystal layer is sealed between a pair of transparent substrates and pectinate pixel electrodes and common electrodes are formed on the transparent substrates, a transparent continuous solid electrode that evenly c
7597469 Backlight unit and liquid-crystal display device using the same October 6, 2009
An edge-light type backlight unit reduces the color unevenness on the display screen caused by the arrangement of point-shaped light sources (e.g., LEDs) in a point-shaped light source unit comprising a set of point-shaped light sources aligned. The backlight unit includes at least o
7593075 Reflector in liquid crystal display device and method of fabricating the same September 22, 2009
A reflector to be used in a liquid crystal display for reflecting an external light to display images therewith, including an organic film, and a reflective film formed covering the organic film therewith. The organic film has first raised and recessed portions at a surface thereof,
7593070 Optical unit and LCD device using the optical unit September 22, 2009
An optical unit, includes a light conductive plate having a first surface and a second surface, at least one optical sheet on the first surface of the light conductive plate, and a light reflective sheet extending over the entire second surface of the light conductive plate and fastened
7589812 Liquid crystal display device with curved alignment surface September 15, 2009
A multi-domain alignment liquid crystal display device in which liquid crystal molecules are aligned through a simple process and panel gap is maintained in stable fashion includes a first plate having a thin-film transistor provided at each point of intersection of a scanning line and
7586572 Liquid crystal display having transparent conductive film on interlayer insulating film formed b September 8, 2009
A liquid crystal display is fabricated which has bus wires disposed in a grid shape, switching elements coupled to the bus wires, and pixel electrodes which are disposed on an interlayer insulating film formed by coating and which are coupled with the switching elements. In fabricating
7586570 Liquid crystal display device September 8, 2009
The present invention aims to provide a liquid crystal display device capable of realizing a wide view angle. A liquid crystal display device includes a liquid crystal film in which the liquid crystal molecules having positive dielectric anisotropy are diagonal oriented or hybrid ori
7585098 Light source device and liquid crystal display device using the same September 8, 2009
Color non-uniformity due to LED light sources of a liquid crystal display (LCD) device is improved. A light quantity control film is arranged between an LED source and the entrance surface of a mixing light guide plate. This light quantity control film is arranged in the part which r
7583353 Liquid crystal display and method of assembling liquid crystal display with plural optical sheet September 1, 2009
The invention provides a backlight unit, a liquid crystal display apparatus and a method of assembling the backlight unit in which a large number of optical sheets can be simply and surely assembled into a chassis in an appropriate order and direction, and is characterized by a first
7582933 Transistor with electrode-protecting insulating film September 1, 2009
A base layer is formed on an insulating substrate, and a semiconductor layer is formed in localized fashion thereon. A gate insulating film is then formed so as to cover the semiconductor layer, and a gate electrode is formed on a portion of the gate insulating film. An impurity is then
7580018 Liquid crystal display apparatus and method of driving LCD panel August 25, 2009
In a liquid crystal display apparatus, a set of write-in voltages are generated corresponding to a horizontal line signal of an input video frame so that they appear at end points of the column lines of a LCD panel. The row lines of the LCD panel are successively selected and the wri
7570327 Semi-transmissive type liquid-crystal display device and method of fabricating the same August 4, 2009
A semi-transmissive type liquid-crystal display device suppresses the reduction and corrosion of the transmission or common electrode due to the cell corrosion reaction with a simple method. In each pixel region, the reflection electrode is formed over the glass plate, where the inte
7570326 Semi-transmissive type liquid-crystal display device and method of fabricating the same August 4, 2009
A semi-transmissive type liquid-crystal display device makes it possible to easily optimize both the reflection characteristic (reflection mode) and the transmission characteristic (transmission mode) while keeping a high aperture ratio, thereby improving the display quality. A liquid
7567334 Liquid-crystal display device comprising a depression formed on inner surface of a substrate for July 28, 2009
A LCD device prevents image quality degradation caused by the gap non-uniformity in the display region with a simple measure. A TFT substrate and an opposite substrate are coupled to each other with a sealing member in such a way as to form a gap therebetween. A liquid-crystal layer
7564531 LCD device and method including a plastic substrate with metal layer containing copper surrounde July 21, 2009
An active matrix substrate or TFT substrate is provided with a lower layer wiring with a groove wiring structure covering surroundings of a copper layer with a barrier metal film is formed by forming a groove at an insulating substrate and depositing the barrier metal film and the copper
7564297 Power supply circuit and electronic device equipped with same July 21, 2009
A power supply circuit is provided which is capable of preventing a drop in an output voltage of the power supply circuit used as a DC/DC converter made up of single and conductive type (n-type or p-type) MOS transistors and of improving efficiency. Since a control voltage having an
7561238 Liquid crystal display device and method of manufacturing the same July 14, 2009
In a liquid crystal display device comprising a first substrate 101 having a color filter, a second substrate 131 and a liquid crystal layer disposed therebetween, a color filter layer 110 is disposed on a protection film 108 of a thin film transistor formed on the first substrate 10
7561234 Liquid crystal display device July 14, 2009
Lattice-shaped pixel electrodes and lattice-shaped common electrodes are provided on a substrate in which switching elements of a horizontal electric-field liquid crystal display device such as a TFT are formed. Each pixel electrode is integrally formed with one electrode of the swit
7557899 Liquid crystal display device and method of fabricating the same July 7, 2009
A liquid crystal display device includes a first substrate including a thin film transistor, a data line, a pixel electrode, and a common electrode, a second substrate, and liquid crystal sandwiched between the first and second substrates, wherein an image signal is applied to the th
7554207 Method of forming a lamination film pattern and improved lamination film pattern June 30, 2009
In a method of forming an electrically conductive lamination pattern, an insulating film is formed on a surface of a chromium-containing bottom layer, before an aluminum-containing top layer is formed over the insulating film, so that the insulating film separates the aluminum-contai
7554164 Semiconductor device having a gap between a gate electrode and a dummy gate electrode June 30, 2009
A method of deforming a pattern comprising the steps of: forming, over a substrate, a layered-structure with an upper surface including at least one selected region and at least a re-flow stopper groove, wherein the re-flow stopper groove extends outside the selected region and separate
7551244 Optical element, light source unit, and display device June 23, 2009
An optical element comprises a pair of substrates each having an electrode and bonded together with a gap therebetween and a light adjusting material including a liquid crystal and enclosed in the gap. Each of the pair of substrates has an electrode connecting portion to be connected to
7548295 Active matrix substrate, liquid crystal display device, and method of manufacturing liquid cryst June 16, 2009
A pixel electrode connected to a signal line through a switching element and a common electrode connected to a common wiring are disposed, as alternating with each other, within each pixel region. Common potential lines are disposed on level below the signal line with an insulating film
7534026 Light source device, display device, and terminal device May 19, 2009
In a display device equipped with a light source device, a second light-guide member is provided to the back surface of a first light-guide member that has an emitted light control sheet provided to the front surface thereof. The emitted light control sheet is composed of a flat plat
7528911 Liquid crystal display device and method of manufacturing the same May 5, 2009
By using a photosensitive organic film, an uneven layer for forming a reflective electrode of a reflective region of a transflective liquid crystal display device and a protrusion for multi-division alignment of liquid crystals are concurrently formed. The heights of the uneven layer
7520655 Liquid crystal display module April 21, 2009
A housing member accommodates a liquid crystal display panel and a lighting unit. The housing member is provided with a penetrated space for receiving a light-source unit in the lighting unit therein. A pair of fastening members are attached to a pair of openings of the space, respec
7518690 Image display device April 14, 2009
An image display device prevents display abnormality due to the corrosion and/or disappearance of the testing electrodes and/or and the conductive film for leading lines with a simple structure. Leading lines, which are in the wiring terminal section, electrically connect internal wiring
7518667 Method for manufacturing a liquid crystal display device April 14, 2009
In a provided LCD device, a common electrode and a picture element electrode which make up the main portion of a unit picture element of the LCD device are both made up of one thin conductive layer made of a Cr layer, while a common electrode wiring line and a data line or a like whi
7518589 Liquid crystal display device and method for driving the same April 14, 2009
A liquid crystal display device having two pieces of liquid crystal display panels commonly using a source driver is provided which is capable of displaying a different image in each of the two pieces of liquid crystal display panels. The liquid crystal display device includes the tw
7518586 Method and circuit for driving liquid crystal display and image display device April 14, 2009
A method for driving an LCD and its driving circuits are provided which are capable of being constructed at low costs, of reducing a flicker that occurs when a monochromatic color is displayed or an arbitrary image is displayed and of simultaneously making an adjustment for minimizing a
7517464 Method for manufacturing an LCD device April 14, 2009
A method for manufacturing a TFT panel of an LCD device includes the steps of wet etching a multilayer metallic structure including a high-melting-point metal film (HMPM) film, Al film and another HMPM film while using side etching technique by using a photoresist mask, hot-water was
7515131 Liquid crystal display device and driving method thereof April 7, 2009
It is a liquid crystal display device which can display simultaneously information which is different in the front and rear sides. It has a single liquid crystal panel, a lighting unit which is arranged at both-sides and comprised with the light source, and a control circuit which ca
7514303 Method of fabricating reflection type liquid crystal display April 7, 2009
A liquid crystal display device includes (a) a first substrate, (b) a second substrate spaced away from and facing the first substrate, (c) a liquid crystal layer sandwiched between the first and second substrates, (d) a transistor formed on the first substrate, (e) a wiring layer formed
7511301 Liquid crystal display unit March 31, 2009
To provide an active matrix liquid crystal display unit in which a wiring break at the intersection of drain wiring and gate wiring is prevented with reliability. One or more recesses extending along drain wiring and having a depth equal to or greater than the width of the drain wiring a
7505105 Liquid crystal display device and method of manufacturing the same March 17, 2009
An in-plane switching liquid crystal display device is designed in such a way that an angle defined by the lengthwise direction of a common electrode and a pixel electrode and a rubbing direction of an alignment layer is set to 10 to 20.degree., a cell gap d is set to 2.7 .mu.m or sm
7499119 Liquid-crystal display device with thin-film transistors and method of fabricating the same March 3, 2009
A LCD device prevents corrosion of the transparent conductive layers and contact resistance increase without arising the step coverage degradation due to the thickness increase of the interconnection layer, the step coverage degradation due to the formation of undercut portions, and
7492431 Active matrix liquid crystal display having a thin film transistor over which alignment of liqui February 17, 2009
In an active matrix liquid crystal display device, a drain and source of a TFT element for controlling power supply to a pixel electrode, are arranged so that an alignment direction of liquid crystal molecules over the source and drain does not change, thereby preventing formation of
7491079 Connector and method of connecting the same February 17, 2009
A connector includes i) a plug including a pair of connecting members configured to connect the plug to a socket, a through-hole formed at a portion between the pair of connecting members, and plug contacts arranged on outer side faces of the respective connecting members, ii) a sock
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