30 results about "Crystal display" patented technology

A display device is provided, which includes a display panel. The display panel includes a first substrate, a second substrate, a cholesteric liquid-crystal (ChLC) layer, and a driving circuit section. A plurality of first electrodes formed on the first substrate extend in a first direction. A plurality of second electrodes formed on the second substrate extend in a second direction different from the first direction. The ChLC layer is formed between the first substrate and the second substrate. The driving circuit section is configured to apply a plurality of alternating-current (AC) voltage pulses to pixel circuits at intersections between the first electrodes and the second electrodes. The driving circuit section is further configured to perform a full screen reset procedure to the display panel followed by a pulse-width modulation (PWM) scanning procedure to control cholesteric molecules within the pixel circuits to enter a focal conic state.

A scan driving method for rendering a high-contrast image, for use in a cholesteric liquid-crystal display device, is provided. The cholesteric liquid-crystal display device includes a display panel and a driving circuit section. The method includes: utilizing the driving circuit section to sequentially activate each scanning electrode using a modified pulse-width modulation (PWM) scanning procedure including a first stage, a second stage, and a third stage in sequence; and utilizing the driving circuit section to apply one or more alternating-current (AC) voltage pulses to pixel circuits on a first scanning electrode during the first stage to manipulate grayscale values of the pixel circuits thereon to be written in the second stage. During the first stage of the first scanning electrode, the pixel circuits on the remaining scanning electrodes within the third stage sense a zero voltage during a high-voltage period within the first stage of the first scanning electrode.

Provided is a weak anchoring liquid crystal alignment agent which is used for forming a liquid crystal alignment film of a liquid crystal cell that has liquid crystals and the liquid crystal alignment film, and which comprises: at least one polymer (A) that is selected from the group consisting of polyamic acids, polyamic acid esters, polyimides, polyamides, and polyuria; and a polymer (B) that is compatible with the liquid crystals and that exhibits weak anchoring properties, said weak anchoring liquid crystal alignment agent containing a graft copolymer in which the polymer (A) and the polymer (B) are bonded.

The invention is applicable to the field of decorative lamp equipment, and provides a combined crystal display lamp for storing pet bone ash, which comprises a storage base, a light source base and a laser internally-carved crystal block, a bone ash storage groove is arranged in the storage base, and the light source base and the storage base are in magnetic connection through a magnetic block. The light source base can be arranged at the upper end of the storage base and can also be arranged on the side face of the storage base, the light source base is provided with a light-emitting groove, an LED lamp strip is arranged in the light-emitting groove, and the laser internally-carved crystal block is arranged above the light-emitting groove. The pet bone ash container can meet the requirement for containing pet bone ash so as to support sorrow, meanwhile, the pet bone ash container is combined with the crystal decorative lighting so as to better conform to the home environment, the home atmosphere cannot be damaged due to particularity of the pet bone ash container, meanwhile, the laser internally-carved crystal can be carved according to the pet vivid image, and the commemorative function of the pet is further increased.

This utility model relates to the technical field of crystal chip display screens, specifically a crystal chip display screen, comprising: a fully transparent substrate, including a fully transparent base layer, a fully transparent base layer including a light-emitting display area, the transparent substrate further including a circuit layer disposed within the light-emitting display area, a plurality of LED wafer chip light-emitting units, a first transparent optical soft adhesive layer, a second transparent optical soft adhesive layer, a first light-transmitting explosion-proof protective film, and a second light-transmitting explosion-proof protective film. This utility model, firstly, can prevent excessive light mixing between adjacent light-emitting units, and secondly, can allow for a larger distance between light-emitting units to ensure the light transmission effect of the crystal chip transparent display screen. When the driving circuit layer is correspondingly disposed on the first surface and / or the second surface, it will be sandwiched, covered, and wrapped by the first transparent optical soft adhesive layer and / or the second transparent optical soft adhesive layer corresponding to the first surface and / or the second surface.

An electronic device is provided, which includes a processor, a cholesteric liquid-crystal display panel, and a driving circuit. The processor is configured to receive an image signal and generate a first determination result based on an image feature of the image signal. The driving circuit is configured to drive the cholesteric liquid-crystal display panel using a first driving scheme or a second driving scheme to display the image signal in response to the first determination result.

An electronic device is provided, which includes a processor, a cholesteric liquid-crystal display panel, and a driving circuit. The processor is configured to receive an image signal and generate a first determination result based on an image feature of the image signal. The driving circuit is configured to drive the cholesteric liquid-crystal display panel using a first driving scheme or a second driving scheme to display the image signal in response to the first determination result.

The present invention relates to liquid-crystalline (LC) media or LC materials, and to energy-saving liquid-crystal displays (LCDs) comprising these media, in particular to displays for gaming and AR / VR headsets addressed by an active matrix, and in particular to LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

An acrylic resin film contains an acrylic resin. The acrylic resin film has a glass transition temperature of 120° C. or higher and an internal haze of 1.0% or less. The sum of kurtosis Rku values for both surfaces of the acrylic resin film is 10-50. An acrylic resin composition contains an acrylic resin and acrylic crosslinked particles. The acrylic crosslinked particles have an average particle diameter of 0.1 μm or more and 2.0 μm or less. The acrylic resin composition contains the acrylic crosslinked particles in a content of 0.05% by weight or more and 0.2% by weight or less. The acrylic resin composition has a glass transition temperature of 120° C. or higher.

A display device is provided, which includes a display panel. The display panel includes a first substrate, a second substrate, a cholesteric liquid-crystal (ChLC) layer, and a driving circuit section. A plurality of first electrodes formed on the first substrate extend in a first direction. A plurality of second electrodes formed on the second substrate extend in a second direction different from the first direction. The ChLC layer is formed between the first substrate and the second substrate. The driving circuit section is configured to apply a plurality of alternating-current (AC) voltage pulses to pixel circuits at intersections between the first electrodes and the second electrodes. The driving circuit section is further configured to perform a full screen reset procedure to the display panel followed by a pulse-width modulation (PWM) scanning procedure to control cholesteric molecules within the pixel circuits to enter a focal conic state.

Liquid-crystalline (LC) media or LC materials and to energy saving liquid-crystal displays (LCDs) containing these media, especially gaming displays and AR / VR headsets addressed by an active matrix and in particular LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

To provide a liquid crystal medium.SOLUTION: The present invention relates to liquid-crystalline (LC) media having positive dielectric anisotropy and liquid-crystal displays (LCDs) containing these media, in particular to displays addressed by an active matrix, and in particular to LCDs of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer-stabilized SA-HB-FFS, polymer-stabilized SA-XB-FFS, positive VA, or positive PS-VA type.SELECTED DRAWING: None

A display device of the subject technology comprises a thin-film-transistor (TFT) layer formed on a substrate and a first layer formed over or under the TFT layer. The TFT layer reflects back unwanted color components of a light produced by a backlight unit (BLU). The display device further includes a second layer to selectively transmit desired colors of the light produced by the BLU to a liquid crystal (LC) layer. The reflected back unwanted color components are recycled to the BLU to reduce a portion of a loss of brightness due to absorption by the second layer.

The present invention relates to liquid-crystalline (LC) media and LC materials, and to energy-saving liquid-crystal displays (LCDs) comprising these media, in particular to gaming displays and augmented reality (AR) / virtual reality (VR) headsets addressed by active matrix, and in particular to LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

An optical sheet laminate 10 comprises: a color conversion sheet 44 which changes the wavelengths of light; and a plurality of light diffusion sheets 43 each having a plurality of recesses 105 having the shape of an approximately inverted polygonal pyramid. The color conversion sheet 44 is disposed on the lower or upper side of the plurality of light diffusion sheets 43. The plurality of light diffusion sheets 43 are equal in the surface having the plurality of recesses 105 and in arrangement directions thereof.

The present invention relates to liquid-crystalline (LC) media or LC materials and to energy saving liquid-crystal displays (LCDs) containing these media, especially to gaming displays and AR / VR headsets addressed by an active matrix and in particular to LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB- FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

A liquid-crystal material (LC media) containing thiophene compounds which are stabilized by sterically hindered amines or amine derivatives (HALS, hindered amine light stabilizers), where the LC media contains one or more compounds of formula 13and one or more compounds of formula Hand liquid-crystal displays (LC displays) which contain these LC materials.

A display device is provided, which includes a cholesteric liquid-crystal display panel and an active-matrix driver circuit. The cholesteric liquid-crystal display panel includes a plurality of scanning lines extending in a first direction, a plurality of data lines extending in a second direction perpendicular to the first direction, and a plurality of pixel circuits disposed at intersections between the scanning lines and the data lines. The active-matrix driver circuit is configured to sequentially activate each scanning line to perform an image updating procedure which includes a reset phase and a selection phase following the reset phase. During the reset phase of a first scanning line of the scanning lines, the active-matrix driver circuit is configured to activate the pixel circuits on a second scanning line of the scanning lines, which is subsequent to the first scanning line, to enter the reset phase of the second scanning line.

A display substrate and a manufacturing method therefor, and a liquid-crystal display panel and a display apparatus. The display substrate comprises: a base substrate (10); a drive circuit layer, which is located on the base substrate (10); a first electrode, which is located on the base substrate (10); an insulating layer, which is located on the side of the first electrode that is away from the base substrate (10); and a second electrode, which is located on the side of the insulating layer that is away from the substrate (10), wherein the second electrode comprises a plurality of strip-shaped electrodes arranged at intervals, and the second electrode is made of opaque metal (21), such that the contrast of a liquid-crystal display panel is increased.

Liquid-crystalline (LC) media having positive dielectric anisotropy and liquid-crystal displays (LCDs) containing these media. Also, displays addressed by an active matrix and LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer-stabilized SA-HB-FFS, polymer-stabilized SA-XB-FFS, positive VA, or positive PS-VA type.

Liquid-crystalline (LC) media having positive dielectric anisotropy and liquid-crystal displays (LCDs) containing these media. Also, displays addressed by an active matrix and LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer-stabilized SA-HB-FFS, polymer-stabilized SA-XB-FFS, positive VA, or positive PS-VA type.

Liquid-crystalline (LC) media having positive dielectric anisotropy and liquid-crystal displays (LCDs) containing these media, especially displays addressed by an active matrix and in particular LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

A method for driving a cholesteric liquid-crystal display device is provided. The cholesteric liquid-crystal display device includes a cholesteric liquid-crystal display panel and a driving circuit section. The cholesteric liquid-crystal display panel includes a plurality of scanning electrodes and a plurality of data electrodes. The method includes the following steps: utilizing the driving circuit section to sequentially activate each of the scanning electrodes using a pulse-width modulation (PWM) scanning procedure, which comprises a selection stage and a non-selection stage; and during the selection stage of each pixel circuit on an activated scanning electrode among the plurality of scanning electrodes, utilizing the driving circuit section to add one or more first additional voltage pulses and one or more second additional voltage pulses to a negative half cycle and a positive half cycle of a common AC voltage pulse applied to each pixel circuit on the activated scanning electrode, respectively.

A lighting device is provided for a motor vehicle, and contains numerous light modules for generating a different lighting functions. A segmented liquid-crystal display is placed in front of the light modules in the direction in which light is emitted, and that can be backlit, in which each segment of the LCD has a dedicated light module or group of light modules.

1. The name of the design product: mineral crystal three-dimensional display stand. 2. The use of the design product: for mineral crystal display. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

Liquid-crystalline (LC) media having positive dielectric anisotropy and liquid-crystal displays (LCDs) containing these media, especially displays addressed by an active matrix and in particular to LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

The present invention relates to liquid-crystalline (LC) media and LC materials, and to energy-saving liquid-crystal displays (LCDs) comprising these media, in particular to gaming displays and AR / VR headsets addressed by active matrix, and in particular to LC displays of the TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS, XB-FFS, PS-FFS, SA-HB-FFS, SA-XB-FFS, polymer stabilised SA-HB-FFS, polymer stabilised SA-XB-FFS, positive VA or positive PS-VA type.

A laminated structure (10) has a substrate (11) and a buffer film (12) formed on the substrate (11). The substrate (11) comprises an Si substrate, or an SOI substrate including a base body comprising an Si substrate, an insulating layer on the base body, and an SOI layer comprising an Si film on the insulating layer. The buffer film (12) comprises a first metal oxide including one or more metal elements selected from the group consisting of Group 4 elements, and one or more metal elements selected from the group consisting of Nb, Ta, Si, Ti, rare earth elements, Al, and Group 2 elements. The first metal oxide is (111)-oriented in a pseudo-cubic crystal display.

A scan driving method of a cholesteric liquid-crystal (ChLC) display device is provided. The ChLC display device includes a ChLC display panel and a driving circuit section, and the ChLC display panel includes a plurality of scanning lines each having a plurality of pixel circuits. The method includes the following steps: utilizing the driving circuit section to perform a specific scanning procedure to activate the scanning lines in sequence, wherein the specific scanning procedure for each activated scanning line includes a first stage having first to third periods arranged in sequence; and during the third period of the first stage, utilizing the driving circuit section to apply the bright-state voltage curve and the dark-state voltage curve on the pixel circuits on a first activated scanning line using a first voltage amplitude and a second voltage amplitude, respectively. The first voltage amplitude is lower than the second voltage amplitude.