50 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.

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 energy efficient LC displays of the TN, PSTN, 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 media have an improved long-term stability against UV radiation and elevated temperatures.

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.

The present invention relates to liquid-crystalline (LC) media having positive dielectric anisotropy and to liquid-crystal displays (LCDs) containing these media, especially to 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.

To provide liquid-crystalline media.SOLUTION: 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 stabilized SA-HB-FFS, polymer stabilized SA-XB-FFS, positive VA or positive PS-VA type.SELECTED DRAWING: None

To provide a laminate structure having an improved electromechanical coupling coefficient and an electronic device including the laminate structure.SOLUTION: A laminate structure 10 includes a substrate 11 including a main surface 11p, a buffer film 12 formed on the main surface 11p, and a piezoelectric film 13 formed on the buffer film 12. The substrate 11 is made of an Si (100) substrate including the main surface 11p made of an Si (100) plane or an SOI substrate including an SOI layer including a main surface made of the Si (100) plane. The buffer film 12 is epitaxially grown on the main surface 11p, is (100) oriented in a pseudo-cubic crystal display, and is made of a metal oxide represented by the following composition formula (Chemical Formula 1), and x satisfies 0≤x<1. The piezoelectric film 13 is made of a metal nitride containing AlN, and AlN contained in the metal nitride is oriented so that a (0001) plane is inclined with respect to the main surface 11p. (Hf1-xZrx)O2...(Chemical Formula 1)SELECTED DRAWING: Figure 1

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.

This invention relates to the field of screen displays, and particularly to a display device, system, and method. The device includes a processor and a first number of chipsets; each chipset is identical, and each chipset includes a second number of backlight chips. Each backlight chip in the same chipset is connected to an external liquid crystal display screen corresponding to the chipset. The processor includes a second number of ports, each port being connected to the first number of identical backlight chips. Any two backlight chips connected to each port belong to different chipsets, and each backlight chip is connected to one port. Each port is used to send the same control signal to each backlight chip connected to the port, and each liquid crystal display screen is used to display based on the control signals received by all the backlight chips connected to the liquid crystal display screen. Therefore, this invention can reduce the possibility of significant differences in the display states of different liquid crystal displays.

A liquid crystal display (LCD) of the chiral polymer stabilized alignment (C-PSA) mode, a method of its production and its use as an energy-saving display.

The utility model discloses a crystal display stand for embroidery, and relates to the technical field of crystal display stands. The rotating clamping piece comprises a crystal panel and an embroidery piece arranged on the inner side of the crystal panel, and further comprises a main plate body arranged at the lower end of the crystal panel, and a base body is clamped at the lower end of the rotating clamping piece; the limiting mechanism is arranged at the upper end of the inner side of the base body; the display lamp body is arranged on one side of the main plate body, and a driving mechanism is arranged at the lower end of the display lamp body. The embroidery piece can be placed in the limiting groove, the embroidery piece can be stored in the crystal panel, the outer side of the crystal panel is of an arc-shaped structure, the aesthetic feeling of the crystal panel can be further improved, the arranged adjusting handle can drive the adjusting lead screw to rotate, and the crystal panel can be conveniently adjusted. When the adjusting screw rod rotates, the position of the connecting plate can be adjusted, and then the adjusting screw rod is matched with the adjusting plate and the adjusting rotating shaft, so that the angle of the display lamp body can be adjusted according to different embroidery positions and sizes.

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.

The invention discloses a method for directly arranging FOB for a medium and large-size wave crystal display module, and relates to the technical field of a manufacturing method of a liquid crystal display module. By optimizing an ear-shaped bearing structure at the bottom of a BL iron frame, the height of a PCB is controlled not to exceed the highest surface of the bottom of the module, the overall thickness of the module is remarkably reduced, and the manufacturing cost is reduced. The problem that a traditional medium-and-large-size liquid crystal module structure is large in thickness is solved. Meanwhile, black mylar glue is adopted to seal the periphery of the module, and adhesive force, waterproofness and corrosion resistance tests are carried out, so that steam invasion is effectively isolated, element corrosion is avoided, the stability of the module is improved, and the service life of the module is prolonged; finite element analysis and sealing performance detection are combined to ensure reliable structure and uniform sealing; and finally, the integrity and safety of the module in FOB transportation are guaranteed through the compression-resistant and shock-resistant packaging design.

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

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 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.

The present invention provides a single-side peep-proof liquid crystal display device. The liquid crystal display device of the present invention sequentially comprises, along the light emergent side, a backlight plate, a lower polarizer, a display panel, an upper polarizer and a dye liquid crystal panel; the display panel comprises at least one substrate, at least one conductive layer, and a layer of a first liquid crystal composition; the dye liquid crystal panel comprises a first substrate, a first conductive layer, a dye liquid crystal layer, and a second substrate; and the dye liquid crystal layer comprises a second liquid crystal composition and dye molecules. The liquid crystal display device of the present invention has a better peep-proofing effect in the single-side viewing angle peep-proofing mode, and has a better wide viewing angle on the opposite side, and in the wide viewing angle mode, it has a better viewing angle display effect.

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.