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Liquid Crystal Display patents

      

This page is updated frequently with new Liquid Crystal Display-related patent applications.




 Organic light-emitting element patent thumbnailnew patent Organic light-emitting element
An organic light-emitting element, including a substrate, a first electrode, a light-emitting layer containing one organic or more layer film, and a light-emitting element of a second electrode are disclosed. The light-emitting element is provided with a covering layer.
Toray Industries, Inc.


 Liquid crystal display device and electronic device patent thumbnailnew patent Liquid crystal display device and electronic device
To provide a circuit used for a shift register or the like. The basic configuration includes first to fourth transistors and four wirings.
Semiconductor Energy Laboratory Co., Ltd.


 Method for adjusting backlight brightness and electronic device patent thumbnailnew patent Method for adjusting backlight brightness and electronic device
The present invention discloses a method for adjusting backlight brightness and an electronic device, which relates to the field of manufacturing of liquid crystal displays, and which is used to resolve a problem that, in a process of adjusting backlight brightness of an lcd, a user sees obvious flickering in the light adjustment process. The electronic device includes a light sensor (21) and a microcontroller (22) connected to the light sensor (21), where the light sensor (21) is configured to acquire an ambient luminance signal of a current time point; and the microcontroller (22) is configured to: read the ambient luminance signal of the current time point from the light sensor (21), and obtain through calculation a first target backlight brightness value of the electronic device at the current time point according to the ambient luminance signal of the current time point, where the microcontroller (22) is further configured to: if the electronic device is in a normal screen-on state, adjust from a first initial backlight brightness value to the first target backlight brightness value step by step, where the first initial backlight brightness value is a first target backlight brightness value of the electronic device at a previous time point..
Huawei Device Co., Ltd.


 Image processing method and liquid crystal display device patent thumbnailnew patent Image processing method and liquid crystal display device
Embodiments of the application provide an image processing method and apparatus, and a liquid crystal display device, and relate to the field of image processing, where backlight values in respective backlight zones are determined as a function of values of grayscale brightness in a displayed image, display values in sub-pixels in a display zone corresponding to a target backlight zone are compensated for according to the result of comparing the backlight value in the target backlight zone with the weighted average of the backlight values in the other backlight zones.. .
Hisense International Co., Ltd.


 Liquid crystal display device patent thumbnailnew patent Liquid crystal display device
A first insulating film is formed between a pixel electrode and a thin film transistor. The pixel electrode is connected to a conductive electrode of the thin film transistor via a contact hole formed in the first insulating film.
Panasonic Liquid Crystal Display Co., Ltd.


 Liquid crystal display having improved pixel electrode shapes patent thumbnailnew patent Liquid crystal display having improved pixel electrode shapes
An exemplary embodiment of the present disclosure provides a liquid crystal display including: a first substrate; a pixel electrode disposed on the first substrate and including one or more unit pixel electrodes; a common electrode facing the pixel electrode; and a liquid crystal layer disposed between the pixel electrode and the common electrode, wherein a length of a short side of the one unit pixel electrode may be equal to or less than about 100 μm, a length of a long side of the one unit pixel electrode may be equal to or greater than about two times the length of the short side, and the one unit pixel electrode may include a stem portion including a horizontal stem and a vertical stem crossing each other and a plurality of minute branch electrodes extending from the stem portion.. .
Samsung Display Co., Ltd.


 Display panel and display device patent thumbnailnew patent Display panel and display device
A liquid crystal display panel is provided. The liquid crystal display panel has an array substrate having a plurality of pixel units disposed thereon.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


 Liquid crystal display device and array substrate of the same patent thumbnailnew patent Liquid crystal display device and array substrate of the same
The present invention provides a liquid crystal display device and an array substrate of the same. The multiple pixel electrodes located at a same column allow lights having a same color to pass through.
Wuhan China Star Optoelectronics Technology Co., Ltd.


 Double-sided display patent thumbnailnew patent Double-sided display
The present disclosure relates to liquid crystal display technology, and more particularly to a double-sided display. The double-sided display includes a first display panel, a second display panel parallel to the first display panel, and a backlight module between the first display panel and the second display panel.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


 Liquid crystal panel, liquid crystal display device, polarizing plate, and polarizing plate protective film patent thumbnailnew patent Liquid crystal panel, liquid crystal display device, polarizing plate, and polarizing plate protective film
One embodiment of the present invention relates to a liquid crystal panel including a liquid crystal panel member including a visible side polarizer, a liquid crystal cell, and a backlight side polarizer; and an optical conversion member including an optical conversion layer containing a quantum dot emitting fluorescent light which is excited by incident excitation light, in which the optical conversion member is integrally laminated on a backlight side surface of the liquid crystal panel member, a liquid crystal display device, a polarizing plate, and a polarizing plate protective film.. .
Fujifilm Corporation


new patent

Reflective polarizing film for liquid crystal display polarizer, polarizer for liquid crystal display comprising same, optical member for liquid crystal display, and liquid crystal display

A reflective polarizing film for a liquid crystal display polarizer that has a high polarization performance and eliminates a hue shift at an oblique azimuth of 45°, a polarizer for a liquid crystal display composed of the same, an optical member for a liquid crystal display, and a liquid crystal display are provided. In a reflective polarizing film for a liquid crystal display polarizer composed of a uniaxially stretched multi-layer laminate film in which a first layer and a second layer are alternately laminated, the reflective polarizing film has a polarization degree of 99.5% or more and an amplitude of a transmittance waveform of 2.0% or less in a wavelength range of 450 to 650 nm measured with respect to the polarized light incident at an incident angle of 60° on an incident plane including an azimuth angle of 45°, among polarized light components parallel to the transmission axis..
Teijin Limited

new patent

Substrates having polarizer and color filter functions, and methods for their preparations

A liquid crystal display glass substrate can include a plurality of red, green and blue polarizing regions configured to polarize red, green and blue light, respectively. A red, green or blue color pixel can be disposed on a respective polarizing region.
Empire Technology Development Llc

new patent

Liquid crystal display device

A display device may include a lighting unit, a transparent substrate, a liquid crystal layer, a polarizer, and a plurality of fillers. The liquid crystal layer may be positioned between the lighting unit and the transparent substrate.
Samsung Display Co. Ltd.

new patent

Array substrate and liquid crystal display panel

An array substrate is provided, and comprises: a first metal layer, a first insulation layer, a second metal layer, a second insulation layer, a pixel electrode layer, and a color filter layer. The first metal layer comprises light-shading lines.
Shenzhen China Star Optoelectronics Technology Co.,ltd.

new patent

Array substrate and liquid crystal display panel using the same

The present invention provides an array substrate and a liquid crystal display panel using the same. The array substrate includes: a base substrate, a first metal layer, a color resist layer, a black matrix layer, a transparent conductive layer.
Shenxhen China Star Optoelectronics Technology Co. Ltd.

new patent

Liquid crystal display device

A liquid crystal display device includes first and second substrates with liquid crystal sandwiched therebetween. A first blue, a red, a green, and a second blue color filters are disposed between the first substrate and the second substrate, and arranged in a first direction.
Panasonic Liquid Crystal Display Co., Ltd.

new patent

Liquid crystal display device and manufacturing the same

A liquid crystal display device includes a first substrate and a second substrate facing each other, a liquid crystal layer disposed between the first substrate and the second substrate, and a light shielding pattern disposed on the first substrate, where the light shielding pattern includes an open portion defined in a non-display area, and the open portion is defined in the light shielding pattern.. .
Samsung Display Co., Ltd.

new patent

Display device with compact integrated structural design

A display device with compact integrated structural design in a portable information handling system may have a narrow or no border. The display device with compact integrated structural design may include a combined display assembly that is fixed to an a-cover using selected means of attachment.
Dell Products L.p.

new patent

Amorphous silicon thin film transistor-liquid crystal display device and manufacturing the same

In an amorphous silicon thin film transistor-liquid crystal display device and a method of manufacturing the same, gate patterns including a gate line and a gate electrode are formed on an insulation substrate having a display region and a driving circuit region on which a plurality of shift resistors are formed. A gate insulating film, active layer patterns and data patterns including source/drain electrodes are formed successively on the substrate.
Samsung Display Co., Ltd.

new patent

Polarizing plate, image display device, and liquid crystal display device

T≧(2.8×p−1.2×q)+50  equation (a). .

new patent

Optical conversion member, manufacturing optical conversion member, backlight unit including optical conversion member, and liquid crystal display device

Disclosed is an optical conversion member, including an optical conversion layer containing quantum dot emitting fluorescent light and an anisotropic light scattering layer having i (0°)/i (40°) of 3 or greater, in which i (0°) indicates a transmission light intensity of the anisotropic light scattering layer at the time of allowing light to be incident on the anisotropic light scattering layer from a normal direction of a surface of the anisotropic light scattering layer, and i (40°) indicates a transmission light intensity of the anisotropic light scattering layer in an azimuth in which a transmission light intensity of the anisotropic light scattering layer at the time of allowing light to be incident on the anisotropic light scattering layer from a direction of a tilt angle of 40° with respect to the normal direction of the surface of the anisotropic light scattering layer becomes a minimum value.. .
Fujifilm Corporation

new patent

Liquid crystal composition

The composition provided by the present invention has a low viscosity γ1, a moderate dielectric anisotropy Δ∈ and a moderate optical anisotropy Δn, and can achieve fast response of a liquid crystal display.. .

new patent

Liquid crystal display device and liquid crystal composition

Wherein in formula (1), r1 and r2 are alkyl or the like; ring a and ring c are 1,4-phenylene or the like; ring b is 2,3-difluoro-1,4-phenylene or the like; z1 and z2 are a single bond or the like; and m is 1, 2 or 3, n is 0 or 1, and the sum of m and n is 3 or less.. .

new patent

Liquid crystal composition and liquid crystal display including the same

In chemical formula 4, r5 and r5′ are independently an alkyl group having a carbon number of 1 to 10 or an alkoxy group having a carbon number of 1 to 10.. .

new patent

Liquid crystal material processing device, processing liquid crystal material, manufacturing liquid crystal display panel, and liquid crystal display device

According to one embodiment, the liquid crystal material processing device includes a syringe containing contents composed of a liquid crystal material and the like, having a distal end portion constituting a first discharge pipe, an agitation mechanism agitating the contents of the syringe, a vacuum chamber having a second discharge pipe penetrating the bottom to connect to the first discharge pipe of the syringe. The agitation mechanism agitates the liquid crystal material and the pure water in the syringe, and purifies the liquid crystal material by causing water-soluble impurities to transfer to the pure water.
Japan Display Inc.

Sion gradient concept

Embodiments of the present disclosure generally relate to methods and devices for use of low temperature polysilicon (ltps) thin film transistors in liquid crystal display (lcd) and organic light-emitting diode (oled) displays.. .
Applied Materials, Inc.

Liquid crystal display having common voltage compensator

An embodiment of the present invention provides a liquid crystal display including a liquid crystal panel having a display area and a non-display area; left and right common voltage lines connected to common voltage lines formed in the display area and located in the non-display area on the left and right sides of the display area; and a common voltage compensator that receives feedback common voltages from the left and right common voltage lines and outputs compensated common voltages based on the feedback common voltages, wherein the common voltage compensator divides the display area into a first display area and a second display area with respect to the center of the liquid crystal panel and performs different compensation to the first display area and the second display area.. .
Lg Display Co., Ltd.

Liquid crystal display device and driving the same

A liquid crystal display device is provided as follows. A display panel having a first aspect ratio includes pixels, scan lines and data lines.
Samsung Display Co., Ltd.

Liquid crystal display device

An active matrix substrate (12a) of a liquid crystal display device (10) includes: drive electrodes (32a, 32b) a pair of which are arranged in each pixel; pixel electrodes (36) each of which is provided in each pixel; first switching elements (34a) each of which is connected to one of the pair of drive electrode (32a); second switching elements (34b) each of which is connected to the other drive electrode (32b); third switching elements (34c) connected to the pixel electrodes (36); first source lines (30a) connected to the group of the first switching elements (34); second source lines (30b) connected to the group of the second switching elements (34b); third source lines (30c) connected to the group of the third switching elements (30c); and a plurality of gate lines (28).. .
Sharp Kabushiki Kaisha

Modulator for a mux lcd

A modulator can include a common signal modulator that outputs a predetermined number of common signals to a multiplexer interface liquid crystal display (mux lcd) based on an output state of a set of general purpose input/output (gpio) pins of a controller, wherein each common signal has at least four bias levels. The modulator can also include a segment signal modulator that outputs a predetermined number of segment signals to the mux lcd based on an output state of another set of gpio pins of the controller, wherein each segment signal has at least three bias levels..
Texas Instruments Deutschland, Gmbh

Liquid crystal display device with touch-sensing function and conductive layer structure thereof

The invention provides a liquid crystal display device with touch-sensing function and a conductive layer structure thereof. Multiple first electrode patterns of the conductive layer structure are arranged around multiple second electrode patterns; each of the multiple first electrode patterns includes a first sub-electrode pattern and a second sub-electrode pattern, a first side of the first sub-electrode pattern near the second sub-electrode pattern and a second side of the second sub-electrode pattern near the first sub-electrode pattern each are disposed with a right angle structure, and the first side and the second side are meshed with each other to thereby make the first electrode pattern and the second sub-electrode pattern together define a rectangular shape.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Liquid crystal display device, display device and manufacturing method thereof

Image display device having an electrode forming layer which includes a plurality of gate lines, a plurality of drain lines, a plurality of switching elements and the a plurality of pixel electrodes, and having reference electrode layer between the electrode forming layer and a substrate where the electrode forming layer formed thereon, and the reference electrode layer and the electrode forming layer are insulated by insulating layer.. .
Panasonic Liquid Crystal Display Co., Ltd.

Liquid crystal display

A liquid crystal display includes a first substrate, a second substrate disposed to face the first substrate and including a common electrode, and a liquid crystal layer interposed between the first and second substrates, where the first substrate includes an insulating substrate, a thin-film transistor which is disposed on the insulating substrate and include a gate electrode, a first pixel electrode which is disposed on the insulating substrate to be spaced apart from the thin film transistor and charges a first voltage, a second pixel electrode which is disposed on the insulating substrate to be spaced apart from the thin film transistor, is disposed in a same layer as the first pixel electrode, and receives a second voltage having a magnitude different from the first voltage, and a storage electrode disposed on the same layer as the gate electrode and to overlap a portion of the second pixel electrode.. .
Samsung Display Co. Ltd.

Liquid crystal panel and liquid crystal display device

A liquid crystal panel and a liquid crystal display device are provided. The liquid crystal panel includes a color filter substrate and an array substrate disposed opposite to each other, and a liquid crystal layer (170) located between the color filter substrate and the array substrate, and liquid crystals in the liquid crystal layer are vertically aligned.
Boe Technology Group Co., Ltd.

Reflective liquid crystal display device and manufacturing the same

A reflective liquid crystal display device is provided. A reflective liquid crystal display device comprising: a first substrate and a second substrate facing each other; a liquid crystal layer interposed between the first substrate and the second substrate; a plurality of gate lines and a plurality of data lines disposed on the first substrate and intersecting each other so as to define unit pixels; a reflective layer disposed on the gate lines and the data lines; and a color filter disposed on the reflective layer, wherein the color filter includes a red color filter, a green color filter and a blue color filter, wherein the blue color filter has an area larger than an area of the red color filter and an area of the green color filter, and wherein the blue color filter extends to a blue pixel region and a pixel region adjacent to the blue pixel region..
Samsung Display Co. Ltd.

Liquid crystal display device

A liquid crystal display device is provided. The liquid crystal display device includes a driving circuit; a lower insulation layer; an upper insulation layer; and an inorganic insulation layer.
Lg Display Co., Ltd.

Liquid crystal display and manufacturing same

A method for manufacturing a liquid crystal display, including: preparing a substrate on which a switching element, laminating a conductive material layer and a conductive metal layer, forming a first photosensitive film pattern on the conductive metal layer, the first photosensitive film pattern comprising a first region having a first thickness and a second region having a second thickness greater than the first thickness, forming a conductive metal pattern by etching the conductive metal layer using the first photosensitive film pattern as a mask, forming a second photosensitive film pattern that exposes a part of the conductive metal pattern by removing the first region of the first photosensitive film pattern, forming a common electrode by etching the conductive material layer by using the conductive metal pattern as a mask and forming an auxiliary electrode by etching the exposed conductive metal pattern using the second photosensitive film pattern as a mask.. .
Samsung Display Co., Ltd

Self-capacitance in-cell touch screen and manufacturing the same, liquid crystal display

A self-capacitance in-cell touch screen including a glass array substrate, thin film transistors disposed on the substrate, and pixel electrodes electrically connected with the thin film transistors, a planarizing layer between the pixel electrodes and the thin film transistors. The transparent touch control sensing electrode, a first insulation layer, a second insulation layer, and a metal connection line are disposed on the planarizing layer in sequence.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Display substrate, display panel and display device

The present disclosure provides a display substrate, a display panel and a display device, belongs to the field of display technology, and can solve the problem of zara which is very likely to occur in an existing liquid crystal display panel. The display substrate of the present disclosure includes a display region and a peripheral region surrounding the display region, a sealant is provided on the peripheral region, and a side, close to and/or away from the display region, of the sealant on at least one side of the peripheral region is curved..
Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Liquid crystal display

The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 μm.. .
Samsung Display Co., Ltd.

Liquid crystal display device

The present invention provides a liquid crystal display device. The device includes a light guide plate, a color filter substrate, an array substrate and a light shading tape.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Viewing angle switchable back light unit

The present disclosure relates to a viewing angle switchable back light unit in which the general mode and the privacy mode in a liquid crystal display can be selected. The present disclosure suggests a thin film type back light unit comprising: a light guide film including a light entering part disposed at one side, a light changing part disposed at other side and a light guiding part connecting the light entering part and the light changing part; a light radiating part disposed on an upper surface of the light guide film; and a light source disposed at the light entering part of the light guide film.
Covestro Deutschland Ag

Composition, light reflecting film, luminance-improving film, backlight unit, and liquid crystal display device

There is provided a composition containing a discotic liquid crystal compound, a chiral agent, and a surfactant which can form a light reflecting layer formed by fixing a cholesteric liquid crystalline phase, which exhibits excellent durability under a hot and humid environment and excellent heat resistance, and has few alignment defects; a light reflecting film; a luminance-improving film; a backlight unit; and a liquid crystal display device.. .
Fujifilm Corporation

Liquid crystal compound, liquid crystal composition and liquid crystal display device

In formula (1), ra and rb are independently alkyl having 1 to 30 carbons or the like; and x and y are independently fluoroalkyl having 1 to 5 carbons, fluoroalkoxy having 1 to 5 carbons or pentafluorosulfanil, and one of x and y may be fluorine.. .

Green pigment composition for color filter, and color filter

Provided are a green pigment composition for a color filter having high brightness and wide color reproduction range in a liquid crystal display, and a color filter formed including the same. A halogenated zinc phthalocyanine containing an average of 10 to 14 halogen atoms per molecule in which an average of 8 to 12 are bromine atoms and an average of 2 to 5 are chlorine atoms is used.
Dic Corporation

Liquid crystal composition and liquid crystal display including the same

A liquid crystal composition including at least one of the liquid crystal molecules represented by chemical formulas 1 to 3:. .
Samsung Display Co., Ltd.

Backlighting for head tracking and time multiplexed displays

A major component within a backlight device for liquid crystal displays (lcds), in particular those backlights used in lighting and optical techniques to produce autostereoscopic 3d images and high resolution images.. .
Dimension Technologies Inc.

Digital camera

[problem] to provide a digital camera that enables, using a simple configuration, a digital display to be easily and freely rotated in the horizontal and vertical directions. [solution] a digital camera (1) is provided with the following: a camera main body (2) having an image pickup lens; a liquid crystal display (3) that displays the images picked up by the image pickup lens; and a hinge unit (4) that connects the camera main body (2) and the electronic display (3).

A driving circuit, a driving method thereof, and a liquid crystal display

The present invention is to provide a driving circuit, and a method and a liquid crystal display (lcd) thereof. The driving circuit includes a plurality of scan lines and a plurality of data lines which are perpendicular to each other.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Liquid crystal display device

According to one embodiment, a lateral electric-field type of liquid crystal display device includes a display panel and a controller, wherein a frame frequency falls within a range of 1 hz to 10 hz, an off-leak current of each of the tfts has a value of 1×10−15 a or less, a resistivity of a liquid crystal and a resistivity of an alignment film both fall within one of a first range and a second range, the first range being 1×1013 to 5×1013 Ω·cm, the second range being 5×1013 to 5×1014 Ω·cm, and a relationship of “r1× c1≈r2×c2” is satisfied, where r1 is a resistance and c1 is a capacity with respect to each pixel, r2 is a resistance and c2 is a capacity with respect to each pixel.. .
Japan Display Inc.

Liquid crystal display device and electronic device including the liquid crystal display device

In a liquid crystal display device including a plurality of pixels in a display portion and configured to performed display in a plurality of frame periods, each of the frame periods includes a writing period and a holding period, and after an image signal is input to each of the plurality of pixels in the writing period, a transistor included in each of the plurality of pixels is turned off and the image signal is held for at least 30 seconds in the holding period. The pixel includes a semiconductor layer including an oxide semiconductor layer, and the oxide semiconductor layer has a carrier concentration of less than 1×1014/cm3..
Semiconductor Energy Laboratory Co., Ltd.

Liquid crystal display method, apparatus and device

A liquid crystal displaying method, apparatus and device are provided. For each frame of picture, a timing controller firstly sends n stv signals corresponding to the frame of picture to a gate driver, and the gate driver controls respective rows of tfts on a liquid crystal panel sequentially according to the n stv signals to be pre-turned on for n times; and the timing controller sends the (n+1)-th stv signal to the gate driver before an end of the first time pre-turning-on of the m-th row of tfts, and the gate driver control the respective rows of tfts on the liquid crystal panel sequentially according to the (n+1)-th stv signal to be turned on for the (n+1)-th time, so that the source driver finally charges respective rows of storage capacitors and pre-charge respective rows of storage capacitors of the rows of tfts pre-turned on..
Hisense Electric Co., Ltd.

Array substrate, display panel and liquid crystal display device

An array substrate includes a display region and a non-display region around the display region. The display region comprises a plurality of rows of pixel units arranged sequentially along a first direction and a plurality of gate scanning lines corresponding to the plurality of rows of the pixel units, respectively, and the gate scanning lines extend along a second direction.
Tianma Micro-electronics Co., Ltd.

Liquid crystal display device

A liquid crystal display device includes a backlight module, a liquid crystal panel, a color filter and a controller. The backlight module includes a light guide plate having a light-input surface and a light-output surface, a plurality of white leds and a plurality of blue leds.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Overlapping lcd displays for a gaming machine

A gaming system includes a liquid crystal display (lcd) assembly including a first lcd panel and a second lcd panel. The first lcd panel and the second lcd panel each have an active display region between two opposing inactive sides of the respective lcd panel.
Bally Gaming, Inc.

Augmented reality technology-based handheld viewing device and method thereof

An augmented reality technology-based handheld viewing device and a method thereof the device includes a video collecting unit, which is used for capturing a real scene; an intelligent computing terminal, which is used for identifying a two-dimensional code to obtain code value information and space position information, then placing a preset virtual scene according to the space position information, and generating a viewing frame; a voice output unit, which is used for outputting voice information corresponding to the virtual scene; and a liquid crystal display screen. Compared with the prior art, the handheld viewing device can generate a virtual environment that highly matches the real scene and has vivid visual sense, hearing sense, touching sense, force sense, dynamic sense and can realize direct interaction between a user and virtual three-dimensional environment.
Youngzone Culture (shanghai) Co., Ltd.





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