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189results about How to "Display bright" patented technology

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Touch panel-including illuminator and reflective liquid-crystal display device

InactiveUS6891530B2Good perpendicular directivityDisplay brightMechanical apparatusElongate light sourcesLiquid-crystal displayLight pipe

A touch panel-including illuminator having: a light pipe made of a transparent plate-like material having an upper surface, a lower surface and at least one incidence side surface, the upper surface being provided with light output means through which light incident on the incidence side surface is made to emerge from the lower surface; a light source disposed on the incidence side surface of the light pipe; an adhesive layer; and a touch panel bonded to the upper surface of the light pipe through the adhesive layer; wherein the light output means are constituted by fine grooves which are disposed discontinuously, each of which is made of a concave portion, and each of which is shaped like an approximate triangle in section; and wherein each of the fine grooves has an optical path changing slope and a steep slope.

Touch panel-including illuminator and reflective liquid-crystal display device

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Owner:NITTO DENKO CORP

Light emitting device and electrical appliance

InactiveUS6677621B2Display brightReduce power consumptionStatic indicating devicesLegendsElectricityEngineering

There is provided a light emitting device which is bright and has low electric power consumption and high reliability. A triplet EL element 203 electrically connected to a current controlling TFT 102 is provided in a pixel portion 201. A luminescent material used for the triplet EL element 203 has a feature that EL is obtained by triplet excitation, and exhibits high luminous efficiency at a low operation voltage as compared with the prior art. Accordingly, the operation is made at the low operation voltage, so that the light emitting device which is bright and has low electric power consumption and high reliability can be obtained.

Light emitting device and electrical appliance

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Owner:SEMICON ENERGY LAB CO LTD

Liquid crystal display device

InactiveUS20080024416A1Reduce the ratioIncrease the aperture ratioStatic indicating devicesSolid-state devicesLiquid-crystal displayEngineering

This invention offers a liquid crystal display device according to FFS technology, which is capable of sufficiently providing a common electrode with common electric potential and improving an aperture ratio of pixels to obtain a bright display. A pixel electrode is formed of a first layer transparent electrode. A common electrode made of a second layer transparent electrode is formed above the pixel electrode interposing an insulation film between them. The common electrode in an upper layer is provided with a plurality of slits. The common electrode extends over all the pixels in a display region. An end of the common electrode is disposed on a periphery of the display region and connected with a peripheral common electric potential line that provides a common electric potential Vcom. There is provided neither an auxiliary common electrode line nor a pad electrode, both of which are provided in a liquid crystal display device according to a conventional art.

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Owner:JAPAN DISPLAY INC

Multiple-Viewer Multiple-View Display And Display Controller

ActiveUS20080117233A1Little and no penaltyVisibilityCathode-ray tube indicatorsColor television detailsVisibilityParallax barrier

Techniques are disclosed for reducing the visibility of crosstalk between images in a multiple view display for simultaneously displaying two or more images independently of each other for viewing in different directions by different viewers. A multiple view display typically comprises a liquid crystal panel (20) and a parallax barrier (21) forming a dual view display for two viewers. The panel (20) comprises an array of pixels of elongate shape and arranged so as to be elongate in the horizontal direction of the normal image orientation on the panel (20). Crosstalk compensation may be provided in a display controller for the display.

Multiple-Viewer Multiple-View Display And Display Controller

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Owner:SHARP KK

Phosphor-based display

ActiveUS20120147296A1Display brightReduce power consumptionNon-linear opticsReflectorsSpatial light modulatorPhosphor

A phosphor-based multi-coloured display is provided which includes a spatial light modulator comprising an addressable array of apertures each corresponding to a respective sub-pixel in the display; an array of phosphor regions each indexed to a corresponding aperture of the spatial light modulator; and a backlight which provides quasi-monochromatic light to phosphor within each of the phosphor regions. The phosphor within each of the phosphor regions, upon being excited by the quasi-monochromatic light of the backlight, emits light having a colour different from a colour of the quasi-monochromatic light, through the corresponding aperture of the spatial light modulator.

Owner:SHARP KK

Liquid crystal display having reflector outside liquid crystal cell

InactiveUS6847425B2Practical and bright displayWide viewing angleLiquid crystal compositionsMirrorsLiquid cellPolarizer

A liquid crystal display includes a liquid crystal cell including a first transparent substrate and a second substrate, and a reflector attached to the outer surface of the first transparent substrate with a bonding layer therebetween. A first retarder is disposed on the outer surface of the second transparent substrate, a second retarder is disposed on the first retarder, and a polarizer is disposed on the second retarder. The reflector includes a resin substrate having an irregular surface and a metal reflection layer also having an irregular surface that corresponds to the irregular surface of the reflector. The reflector is attached to the liquid cell so that the metal reflector layer faces the first transparent substrate.

Liquid crystal display having reflector outside liquid crystal cell

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Owner:ONANOVICH GROUP

Liquid crystal display panel

ActiveUS20100079712A1Efficiently obtainedDisplay brightNon-linear opticsLiquid-crystal displayLiquid crystal

A liquid crystal display panel includes: a pair of substrates which are opposed to each other; and a liquid crystal layer which is interposed between the pair of substrates, wherein one of the pair of substrates is provided with a plurality of scanning lines and a plurality of signal lines which are arranged in a matrix shape in a display area, lower electrodes which are each formed in each of sub-pixel areas partitioned by the plurality of scanning lines and the plurality of signal lines, an insulating film which is formed in the display area so as to cover the lower electrodes, upper electrodes which are formed in the display area through the insulating film and each have a plurality of slits in each of the sub-pixel area, and an alignment film which is formed on the upper electrodes and slit-shaped openings close to the liquid crystal layer, wherein the other of the pair of substrates is provided with light-shielding films which are formed at locations overlapping with the scanning lines and the signal lines in plan view, wherein each of the upper electrodes overlaps with each of the light-shielding films in at least a partial portion in plan view, wherein each of the slit-shaped openings extends along any one of the signal line or the scanning line and has a main portion extending in an direction inclined at a predetermined angle with respect to a rubbing direction of the alignment film and a front end portion, and wherein an edge of the circumference of at least one of the slit-shaped openings formed on both sides of the light-shielding film so as to dispose the light-shielding film therebetween in plan view does not overlap with the light-shielding film disposed between the slit-shaped openings in plan view.

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Owner:JAPAN DISPLAY WEST

On screen display apparatus and method for displaying menu

InactiveUS20060209208A1Valid choiceDisplay brightTelevision system detailsPicture reproducers using cathode ray tubesHuman–computer interactionOn-screen display

An on screen display apparatus and a method for displaying menus of the on screen display apparatus are provided. An on screen display apparatus includes a memory device for storing data and system programs for a first area, including first menu items; a screen device; an input device for generating a signal; and a control device for dividing the first area into a first sub-area and a second sub-area and for displaying the first sub-area more brightly than the second sub-area if one of the first menu items is located in the first sub-area. The method includes storing data and system programs for a first area, including first menu items; generating a signal; and dividing the first area into a first sub-area and a second sub-area and displaying the first sub-area more brightly than the second sub-area if one of the first menu items is located in the first sub-area.

On screen display apparatus and method for displaying menu

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Owner:SAMSUNG ELECTRONICS CO LTD

FFS mode liquid crystal display panel

ActiveUS20070229749A1Wide view angleExcellent display qualityNon-linear opticsLiquid-crystal displayHigh transmittance

The present invention provides a fringe field switching (FFS) mode liquid crystal display panel including a plurality of scanning lines 12 and common lines 13 provided in parallel, a plurality of signal lines 14 provided in a crank manner in a direction perpendicular to the scanning lines 12, and pixel electrodes 181 and 182 each formed between the plurality of scanning lines 12 and signal lines 14 in a delta arrangement. Each of the pixel electrodes 181 and 182 has a plurality of slits 171 and 172, respectively, inclined in different directions to each other with respect to an axis x parallel to the scanning lines 12 and positioned between adjacent scanning lines 12. The pixel electrodes 181 in odd-numbered rows and the pixel electrodes 182 in even-numbered rows are inverted to each other with respect to another axis perpendicular to the axis x. With such features, the FFS mode liquid crystal display panel provides symmetrical viewing angle generating no spots in a transverse direction, a wide viewing angle, a bright display with high transmittance and excellent display quality.

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Owner:JAPAN DISPLAY WEST

Display

ActiveUS8262271B2Control spreadDisplay brightOptical light guidesNon-linear opticsMedicineComputer graphics (images)

A display comprises: a single-view image display panel (6); and a parallax optic (8) disposed over a display face of the image display panel for restricting the angular spread of light output from the display face of the image display panel. This enables light to be concentrated in a desired viewing angle range (66), and avoids a user (56) seeing unwanted reflections that may occur as a result of a greater viewing angle range (64) if the parallax optic (8) is not provided. The display may be used, as an example, in a motor vehicle to prevent unwanted reflections from the windscreen (62) of the vehicle.

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Owner:SHARP KK

Light guide plate, surface light source device and display

InactiveUS6746129B2Improve efficiencyDisplay brightShow cabinetsMechanical apparatusDiffusionLiquid-crystal display

A surface light source device and display utilize a light guide plate provided with micro-reflectors arranged in an orientation suitable for a plurality of input portions having point-like light emitters, respectively. A light guide plate 15 has a back face divided into areas ARA to ARC to each of which each input portion having each of LEDs 14A to 14C is shared. Micro-reflectors 19 in each of areas ARA to ARC are orientated as to be directed to each of LEDs 14A to 14C correspondingly, effecting an effective direction conversion. Emitted light is incident to a liquid crystal display panel generally at a right angle via a light diffusion sheet. Some micro-reflectors 19 in each of areas ARA to ARC may be arranged as to be directed to an adjacent input portion. Micro-reflectors may be shaped like quadrangle pyramid projections, cylindrical dents or V-shaped dents.

Light guide plate, surface light source device and display

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Owner:ENPLAS CORP

Illuminator, projection display device and method for driving the same

ActiveUS20050017990A1Sufficient tone reproductionDimming amount of the light source can be reducedTelevision system detailsProjectorsLuminous fluxBrightness perception

The invention provides a projection display device capable of appropriate light control depending on the kind of the image, the ambient brightness and so on, a method for driving the same, and an illuminator used in the same. The light flux of illumination can be adjusted on the basis of image information. The allowable light control range (dimming control) can be optimally set depending on the information (usage information) on the kind of viewed content, the brightness of viewing environment, the gain of a screen and the like.

Illuminator, projection display device and method for driving the same

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Owner:SEIKO EPSON CORP

Liquid crystal display device and electronic apparatus

InactiveUS20100091231A1High quality displayIncrease the driving voltageNon-linear opticsLiquid-crystal displayElectron

Provided is a liquid crystal display device including: first and second substrates with a liquid crystal layer interposed therebetween; a first electrode formed on the liquid crystal layer side of the first substrate and having linear portions; a second electrode having linear portions formed along the linear portions of the first electrode and adjacent to the linear portions of the first electrode at a gap in plan view; and a third electrode formed on the liquid crystal layer side of the second substrate and having linear portions overlapping with the linear portions of the second electrode in plan view, wherein electric fields having different directions are generated between the first electrode and the second electrode and between the first electrode and the third electrode.

Liquid crystal display device and electronic apparatus

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Owner:JAPAN DISPLAY INC

Transmission/reflection type color liquid crystal display device

InactiveUS6885418B2High color purityDisplay brightNon-linear opticsLiquid-crystal displayMatrix pattern

A liquid crystal display device, including: a first substrate; a second substrate; opposing the first substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a reflection film formed on one side of the second substrate that is closer to the liquid crystal layer; and a color filter formed on the reflection film, wherein: a plurality of pixel regions are arranged in a matrix pattern, each of the pixel regions including a reflection region where light coming from the first substrate side is reflected by the reflection film back to the first substrate side, and a transmission region where light coming from the second substrate side is transmitted to the first substrate side; and the color filter includes an opening in the reflection region.

Transmission/reflection type color liquid crystal display device

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Owner:SHARP KK

Combined image sensor and display device

ActiveUS20100231562A1Reduce the valueImprove the display aperture ratioTelevision system detailsTelevision system scanning detailsDisplay devicePhotodiode

A combined image sensor and display device comprises an array of device elements (18), each of which comprises a display pixel (M4, C2, CLC). The display pixels have data inputs connected to column data lines (SL, 6,6′). The array includes sensor elements (10), each comprising a transistor (M1), an integrating capacitor (C1) and a photodiode (D1) connected together to an integrating node (11). The transistor (M1) is connected between column data lines (6,6′). The capacitor (C1) is connected to a control input (RS) which receives a first voltage during a sensing phase for switching off the transistor (M1) and a second voltage during a reading phase for enabling the transistor (M1).

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Owner:SHARP KK

Color electronic paper display device

ActiveUS7177067B1Easy to makeImprove reflectivityStatic indicating devicesElectrographic processes using photoelectrophoresisElectrophoresisDisplay device

A color electronic paper display device is provided which is easy to fabricate and can provide bright display. The color electronic paper display device includes a CF (Color Filter)-formed TFT (Thin Film Transistor) substrate in which a concave / convex layer is formed and reflecting electrode controlling TFTs and pixel electrode controlling TFTs are arranged on a glass substrate and reflecting electrodes are formed on the concave / convex layer and a colored layer made up of color filters each being for one color out of RGB (Red, Green, Blue) is formed, and each of comb-teeth shaped pixel electrodes is formed in a position corresponding to a color filter for one color, an EPD (Electrophoretic Display Device) film laminated onto an upper surface of the TFT substrate having a plurality of microcapsules making up electrophoretic elements spreading within the EPD film, and a facing substrate laminated onto an upper surface of the EPD film.

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Owner:NEC LCD TECH CORP

Display

ActiveUS20100014313A1Limiting angular spreadControl spreadMechanical apparatusLight guides for lighting systemsParallaxDisplay board

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Owner:SHARP KK

Double side transparent keyboard for miniaturized electronic appliances

InactiveUS20050104855A1Easy to controlSimple data entryInput/output for user-computer interactionEmergency casingsMiniaturizationEngineering

An optically or electronically transparent keyboard is disclosed having a key support, a display area, and keyboard transparency enabling keyboard operation from the front or rear. A keyboard, preferably of the QWERTY variety, is provided with transparent keyboard sections overlying one another. The keyboard sections when open dispose keyboard halves. QWERTY alignment is the same on the front and backside of the keyboard so that data entry is intuitive. Operation of the folding transparent keyboard can occur conventionally on a support surface or be enabled by support of the keyboard and miniaturized device in the palms of the user. In the palms of the user, the backside keyboard can be used with transparent viewing of the finger input. The sides of the keyboard are ergonomically shaped to position the hands properly, give better control of the keyboard while also making it easier to enter data.

Double side transparent keyboard for miniaturized electronic appliances

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Owner:PARADIGM RES TECH

Display device

InactiveUS20050253507A1Maximizing area of luminous regionImprove disadvantagesDischarge tube luminescnet screensElectroluminescent light sourcesDisplay deviceOptoelectronics

A display device able to maximize an area of a luminous region in a pixel and realize an image display in bright and high-definition, wherein luminous elements having a first electrode defining a luminous region; a transparent second electrode facing and arranged to the first electrode; a luminous layer arranged between the first electrode and the second electrode are arranged in a first and second direction in matrix, a plurality of first electrode interconnections extending in the first direction and connected to a plurality of the first electrodes arranged in the first direction is arranged in the display region, and a plurality of second electrode interconnections arranged in parallel to the first electrode to extend in the second direction and commonly connected to a plurality of the second electrodes arranged in the second direction is also arranged.

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Owner:JOLED INC

Organic light-emitting device, manufacturing method thereof, and electronic apparatus thereof

InactiveUS20050073249A1Improve balanceLong product lifeDischarge tube luminescnet screensElectroluminescent light sourcesOrganic light emitting deviceEngineering

An organic light-emitting device having a high efficiency in its luminous performance and a long product life, a method of manufacturing an organic light-emitting device, and an electronic apparatus are provided. The organic light-emitting device includes emissive functional layers formed between an anode and a cathode. A hole transport material and a emissive material are mixed in the emissive functional layers, while the hole transport material is provided with a host function, in which the emissive material works as a guest.

Organic light-emitting device, manufacturing method thereof, and electronic apparatus thereof

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Owner:SEIKO EPSON CORP

Liquid crystal display device

ActiveUS20050140876A1Improve continuityImprove display qualityStatic indicating devicesNon-linear opticsLiquid-crystal displayElectrical polarity

In each picture element region, a first electrode provided on one side of the first substrate that is closer to the liquid crystal layer includes a plurality of sub-electrodes, whereby the liquid crystal layer forms a liquid crystal domain taking a radially-inclined orientation above each sub-electrode by an inclined electric field produced around the sub-electrode. The second substrate includes a stepped portion including an upper tier located in the reflection region, a lower tier located in the transmission region and a side surface connecting the upper tier and the lower tier to each other, the side surface of the stepped portion being located in the reflection region and covered by the second electrode. The plurality of sub-electrodes are arranged in a line in a column direction D2, and picture elements that are adjacent to each other in a row direction D1 are driven with voltages of opposite polarities in each frame.

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Owner:SHARP KK

Liquid crystal display apparatus

InactiveUS20090284693A1Display brightNon-linear opticsLiquid-crystal displayLiquid crystal

This invention provides a transflective liquid crystal display apparatus using an isotropic liquid crystal applicable to various pixel sizes.

A liquid crystal display panel including a first transparent substrate 110, a second transparent substrate 111, and an isotropic liquid crystal layer 200 held in a sandwiched condition between the substrates, further has pixel electrodes 190 and common electrodes 130, 170 on the second transparent substrate 111, and includes a reflection area RA and a transmission area TA in one pixel. In the reflection area RA, the pixel electrode 190 is formed into a comb shape and the common electrode 130 is formed into a planar shape via an insulation layer 180. In the transmission area TA, the pixel electrode 190 and the common electrode 170 are formed into a comb shape on the same layer. An electric field formed in the liquid crystal layer 200 according to a particular voltage difference between the pixel electrode 190 and the common electrode 130, 170 will be weaker in the reflection area RA than in the transmission area TA.

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Owner:PANASONIC LIQUID CRYSTAL DISPLAY CO LTD +1

Surface light source and liquid crystal display device using the same

ActiveUS20050073625A1Display brightHigh resolutionMechanical apparatusPoint-like light sourceLiquid-crystal displayPrism

A surface light source includes a prism sheet placed on one side of a liquid crystal display panel, and having elongated prism portions formed to form a patterned indented entrance surface having an angular cross-section, and an exit surface. A reflecting plate is placed to face the prism sheet through a space. First and second light source units are disposed on two end sides. A control unit sequentially writes left-eye image data and right-eye image data on respective pixels of the display panel, causes the light source unit on the right side when viewed from an observation side of the surface light source to emit light in synchronism with the writing of the left-eye image data, and causes the light source unit on the left side to emit light in synchronism with the writing of the right-eye image data.

Surface light source and liquid crystal display device using the same

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Owner:ORTUS TECH

Transmission/reflection type color liquid crystal display device

InactiveUS20020126238A1Desirable color reproducibilityIncrease the area ratioNon-linear opticsLiquid-crystal displayMatrix pattern

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Owner:SHARP KK

Light source device and image display device

InactiveUS20060114664A1Brighter illumination lightDecrease in luminanceTelevision system detailsProjectorsOptoelectronicsLight source

A light source device includes at least two light emitting parts which emit light; and a polarization separating part which transmits polarized light in a first vibrating direction of the lights from the light emitting part, and reflects polarized light in a second vibrating direction nearly orthogonal to the first vibrating direction, thereby to separate the lights from the light emitting part into the polarized light in the first vibrating direction and the polarized light in the second vibrating direction. Herein, the light emitting part includes a reflection part which reflects light that travels toward the light emitting part from the polarization separating part, in the direction of the polarization separating part. The polarization separating part synthesizes the polarized light in the first vibrating direction that has passed through the polarization separating part, and the polarized light in the second vibrating direction that has reflected on the polarization separating part, thereby to cause the synthesized light to travel in a predetermined direction.

Light source device and image display device

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Owner:COLUMBIA PEAK VENTURES LLC

Electro-optic device, method for manufacturing electro-optic device, projector, and electronic apparatus

InactiveUS20070200975A1Display brightIncrease contrastProjectorsPicture reproducers using projection devicesEngineeringElectron

An electro-optic device includes a pair of substrates, and an electro-optic material held between the pair of substrates, wherein one of the pair of substrates includes a condensing unit provided on the electro-optic material-side surface of the substrate in order to condense light incident on the substrate, and a functional layer provided to overlap at least the condensing unit in a plan view.

Electro-optic device, method for manufacturing electro-optic device, projector, and electronic apparatus

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Owner:SEIKO EPSON CORP

Display device

InactiveUS20090201449A1Decrease in response timeSimplify production stepNon-linear opticsOptoelectronicsVoltage

A display capable of bright display by both reflection display and transmission display without providing a multi-gap structure and exhibiting a reduced difference in response time between the reflection and transmission regions. The display comprises a pair of substrates and a display medium held between the substrates. In each pixel, a reflection region for reflection display and a transmission region for transmission display are formed. Pixel electrodes and common electrodes are provided on one substrate, and a voltage is applied to the display medium by using the pixel and common electrodes. Each pixel electrode has a slit, and the width of the slit in the transmission region is larger than that in the reflection region.