117 results about "Vertical alignment" patented technology

The invention relates to a preparation method of a magnetic field-electric field synergistically driven Fe3O4-loaded graphene three-dimensional interlocking network / metal composite material, and belongs to the field of electronic packaging materials. An alternating magnetic field and a direct-current electric field are applied in the solidification process of metal melt, Lorentz force is used for driving graphene nanosheets loaded with Fe3O4 to rotate directionally and be arranged vertically, meanwhile, the electric field induces dissociation of graphene edge functional groups, chemical bonding with a metal matrix is enhanced, and a space interlocking heat conduction network is formed. The graphene reinforced metal composite material is obviously superior to a traditional graphene reinforced metal composite material and is suitable for a heat dissipation substrate of aerospace electronic equipment.

The invention relates to the technical field of liquid crystal devices, and particularly discloses a normally-on flexible liquid crystal dimming film and a preparation method thereof. The structure of the normally-on flexible liquid crystal dimming film sequentially comprises a first flexible transparent substrate, a first vertical alignment layer, a dye liquid crystal layer, a second vertical alignment layer and a second flexible transparent substrate from top to bottom, wherein the materials of the first vertical alignment layer and the second vertical alignment layer are selected from side chain type transparent polyimide materials; the dye liquid crystal layer comprises black dichroic dye and negative phase liquid crystal. By accurately controlling the orientation arrangement of liquid crystal molecules, a high-precision pretilt angle is realized, the light modulation amplitude in a visible light broadband range reaches 45% or above, and the photoelectric property is equivalent to that of a normally dark (forward) mode liquid crystal dimming film.

The present disclosure relates to a bulk acoustic wave (BAW) device with electrostatic discharge (ESD) protection. The disclosed BAW device includes a substrate (106), an ESD protection layer (106) over the substrate (106), a first bottom reflector (109-1) over the ESD protection layer (108), a first bottom electrode (112-1) over the first bottom reflector (109-1), a first top electrode (118-1) vertically aligned with the first bottom electrode (112-1), and a piezoelectric layer (116C) vertically between the first bottom electrode (112-1) and the first top electrode (118-1). Herein, the ESD protection layer (108) is electrically insulating and eligible to achieve at least a 400 V breakdown voltage with a 200 nm thickness. The first bottom reflector (109-1) includes a stack of alternating high acoustic impedance conductive layers (120A-E) and low acoustic impedance conductive layers (120A-E). The first bottom electrode (112-1) is electrically connected to the first bottom reflector (109-1). A breakdown voltage of the piezoelectric layer (116C) is no more than the breakdown voltage of the ESD protection layer (108).

A structure includes an upper silicon structure that includes a recess in a first side of the upper silicon structure, wherein the recess has a sloped sidewall; a lower silicon structure that includes a lens recessed in a first side of the lower silicon structure, wherein the first side of the upper silicon structure is bonded to the first side of the lower silicon structure, wherein the sloped sidewall of the upper silicon structure is vertically aligned with the lens of the lower silicon structure; and a waveguide structure within the recess, wherein the waveguide structure is optically coupled to the lens by the sloped sidewall.

A multi-angle variable cross-section pipe section outer wall datum line assignment method comprises the steps that a vertical pipe section is supported through a supporting tool, the pipe section and the supporting tool are fixed through a chain type tensioner, the chain type tensioner is rotated, the vertical pipe section is pulled to rotate on a support bearing, the vertical pipe section is stopped when rotating to a 90-degree datum point and a 270-degree datum point are in a horizontal state, and the vertical pipe section is fixed to the supporting tool. 90-degree datum lines and 270-degree datum lines are surveyed through the datum points by utilizing the total station, then another two datum lines are surveyed through the total station, and an operator can adjust the pitch angle of the eyepiece, observe different positions, needing to be scribed, of the pipe wall of the pipe section and adjust the definition of the eyepiece under the conditions that the eyepiece passes through the eyepiece and the vertical shaft is locked. And guiding a lineation person to draw points at a position coinciding with a vertical standard wire in the eyepiece, and drawing 0-degree and 180-degree position lines at different positions by points at different positions in a chalk line popping manner. The scribing method for the pipe with the multi-angle section in the inner diameter has the advantages that the used scribing process is simple, the scribing precision is high, and an operator does not need to move an instrument many times.

A wearable device may include a head-mounted display (HMD) for rendering a three-dimensional (3D) virtual object which appears to be located in an ambient environment of a user of the display. The relative positions of the HMD and one or more eyes of the user may not be in desired positions to receive image information outputted by the HMD. For example, the HMD-to-eye vertical alignment may be different between the left and right eyes. The wearable device may determine if the HMD is level on the user's head and may then provide the user with a left-eye alignment marker and a right-eye alignment marker. Based on user feedback, the wearable device may determine if there is any left-right vertical misalignment and may take actions to reduce or minimize the effects of any misalignment.

This invention relates to liquid crystal media comprising polymerizable compounds. Specifically, this invention relates to liquid crystal (LC) media comprising a polymerizable component A containing polymerizable compounds, at least one of which is a polymerizable self-aligning additive of formula MES-Ra(I) for vertical alignment, and a liquid crystal LC component B comprising one or more mesocrystalline or liquid crystal compounds selected from formulas CY and PY, wherein the formulas are as follows and defined in the claims, and other additives (HH) comprising organic molecules having groups having at least six of the following formulas.

An electronic eyewear device including a spatial dimming pixel panel within an optical assembly that delivers improved backlighting conditions for displayed images. The spatial dimming pixel panel is spatially dimmed where an image is positioned on a display, and the unoccupied area of the display is not dimmed (undimmed), thereby unaltering the real-world view through that portion of the display. The spatial dimming pixel panel is made of multiple liquid crystal cells arranged in a gridded orientation with a dye-doped or guest-host liquid crystal system having a phase change mode with homeotropic alignment. The spatial dimming pixel panel absorbs nonpolarized light when a voltage is applied across the cells and passes nonpolarized light in the absence of a voltage across the cells.

The invention discloses a liquid crystal composition and a liquid crystal display panel. The liquid crystal composition comprises a liquid crystal material, a polymerizable compound or a polymer containing a polymerized form of the polymerizable compound, and a self-alignment additive, the liquid crystal material comprises a first liquid crystal compound, a second liquid crystal compound, a third liquid crystal compound and a fourth liquid crystal compound; the first liquid crystal compound is selected from at least one of a formula I-1 and a formula I-2; the second liquid crystal compound is selected from at least one of compounds represented by a formula II; the third liquid crystal compound is selected from at least one of a formula III-1 and a formula III-2; the fourth liquid crystal compound is selected from at least one of a formula IV-1 and a formula IV-2; the chemical structural formula of the polymerizable compound is shown as a formula V; the chemical structural formula of the self-alignment additive is shown as a formula VI. The liquid crystal composition provided by the invention has the advantages of high response speed, high stability, high penetration rate and the like, and can realize vertical alignment of a liquid crystal material under the condition that a polyimide alignment layer is not needed.

This refers to a device which simultaneously combines the photovoltaic, piezoelectric, and electromagnetic technology in energy harvesting and production. Having a general sandwich shape, it is comprised by two parts, the upper part of the cell (3) and the lower part of the cell (9). Either the upper air inlets (4), or the lower air inlets (10) have a tapered configuration towards the inner zone. Inside the sandwich there exist piezoelectric plates (5) vertically aligned with coils (6) which are found in the interior of magnetic rings (7). Said magnetic rings (7) and coils (6) are housed in cavities (8). A solar plate (2) is placed over the upper part of the cell (3), protected by a solar plate protective coating (1).

To provide a device and a method for a stand-alone type miniature golf structure capable of changing the form of an obstacle or a hole over the whole course.SOLUTION: A miniature golf structure (10) has a digital display screen (200) vertically aligned with the rear end of a putting surface (120) and a sensor (300) for detecting the lateral position at which a plurality of balls intersect the rear end of the putting surface. The processor is configured to send a command signal to the digital display to display a putting target for each shot of the plurality of miniature golf games, identify a lateral position at which the one golf ball intersects the putting surface with the sensor, determine whether the lateral position is vertically aligned with any putting surface, and generate a score for the shot based on the lateral position.SELECTED DRAWING: Figure 1

An electro-optic modulator includes a glass layer, which may include a conductive layer. A first homeotropic alignment layer is disposed on the glass layer. A liquid crystal layer is disposed on the first homeotropic alignment layer opposite the glass layer. A second homeotropic alignment layer is disposed on the liquid crystal layer opposite the first homeotropic alignment layer. A reflective mirror is disposed on the second homeotropic alignment layer opposite the liquid crystal layer. The liquid crystal layer includes a negative dielectric liquid crystal.

A method of fabricating a semiconductor device includes recessing an upper portion of a first dielectric layer disposed over a conductive feature. The method includes filling the recessed upper portion with a second dielectric layer to form a void embedded in the second dielectric layer. The method includes etching the second dielectric layer and the first dielectric layer to form a contact opening that exposes at least a portion of the conductive feature using the void to vertically align at least a lower portion of the contact opening with the conductive feature. The method includes filling the contact opening with a conductive material to form a contact feature electrically coupled to the conductive feature.

A polymer network stabilised liquid crystal material (PN-LCs) having a ferroelectric liquid crystal phase is presented. Claimed is a process of aligning liquid crystal mixtures exhibiting a ferroelectric nematic or ferroelectric smectic A liquid-crystalline phase in a polar vertical state in relation to a boundary surface. The liquid crystal mixture is stabilized by a polymer network in a vertical alignment relative to the substrate planes enclosing the mixtures. In addition, the present invention relates to electric and electronic elements which contain the poled and aligned ferroelectric liquid crystal material according to the invention.

A surface acoustic wave (SAW) filter includes a bottom substrate, a piezoelectric layer disposed above the bottom substrate and having a bottom surface facing the bottom substrate and a top surface opposite to the bottom surface, a cavity disposed below the piezoelectric layer, a first interdigital transducer (IDT) disposed on the bottom surface of the piezoelectric layer, and a second IDT disposed on the top surface of the piezoelectric layer. An interdigital portion of the first IDT is exposed in the cavity. An interdigital portion of the second IDT is vertically aligned with the interdigital portion of the first IDT.

This transparent polymer layer is a cured product of a vertical alignment agent, a polymerizable liquid crystal compound containing two functional groups, and a non-liquid crystalline polymerizable compound. In this light modulating layer, the mixing ratio of a liquid crystal compound is 60 mass% or more, the mixing ratio of the vertical alignment agent is 5-10 mass%, the mixing ratio of the polymerizable liquid crystal compound is 0.5-10 mass%, and the mixing ratio of polymerizable compound 23P3 is 15-25 mass%, on the basis of the total mass (100 mass%) of the transparent polymer layer and a liquid crystal composition.

The present invention provides an encoder for facilitating horizontal alignment, vertical alignment, and phase alignment of the encoder, and an encoder alignment method for easily aligning the encoder with respect to a rotating device. According to the present invention, an encoder in which alignment is performed through fastening and separation of a lock device comprises: a hub coupled to a rotating device; a disk coupled to the hub and rotating together with the rotating device; a receiving unit for receiving a signal corresponding to a pattern of the disk; a circuit board provided with the receiving unit; and a body unit supporting the circuit board. Horizontal alignment and vertical alignment are performed in a state in which the lock device is fastened to the body unit, and phase alignment is performed in a state in which the lock device is separated from the body unit.

The utility model discloses a vehicle-mounted VA (Vertical Alignment) liquid crystal display, relates to the technical field of VA liquid crystal display structures, and aims to solve the problem that the use of the vehicle-mounted VA liquid crystal display is affected due to poor sealing performance and heat dissipation performance of the conventional vehicle-mounted VA liquid crystal display. A liquid crystal display panel is mounted in the display mounting plate, a sealing mounting groove is formed in one end of the display mounting plate, a mounting box is arranged at one end of the display mounting plate, fixing seats are arranged at the two ends of the mounting box, and a cover plate is mounted on one side of the mounting box; a cover plate is arranged in the mounting box, a mounting groove is formed in the upper end of the cover plate, a mounting base is arranged in the mounting groove, a plurality of cooling fins are arranged at one end of the cover plate, the cooling fins and the cover plate are of an integrated structure, and one end of each cooling fin is located in the mounting box.

An electronic eyewear device including a spatial dimming pixel panel within an optical assembly that delivers improved backlighting conditions for displayed images. The spatial dimming pixel panel is spatially dimmed where an image is positioned on a display, and the unoccupied area of the display is not dimmed (undimmed), thereby unaltering the real-world view through that portion of the display. The spatial dimming pixel panel is made of multiple liquid crystal cells arranged in a gridded orientation with a dye-doped or guest-host liquid crystal system having a phase change mode with homeotropic alignment. The spatial dimming pixel panel absorbs nonpolarized light when a voltage is applied across the cells and passes nonpolarized light in the absence of a voltage across the cells.

Aspects of the disclosure relate to a package, an article carrier for packaging one or more articles and a blank for forming the carrier. The article carrier a pair of spaced apart panels including an upper panel and a lower panel. The upper panel comprises an upper article receiving opening in the form of an aperture. The lower panel comprises a lower article receiving opening. The upper article receiving opening and the lower article receiving opening being disposed in vertical alignment and having respective perimeters configured and dimensioned to engage, at least in part, an article (B) at two vertically spaced elevations.

The present invention addresses the problem of providing a laminated optical element that, when used in a bandpass filter or the like corresponding to a plurality of wavelengths, can suppress fluctuations in the wavelength of light exhibiting a maximum transmittance even when light is incident from an oblique direction, and an optical filter and an optical system that use the same. This laminated optical element comprises a plurality of liquid crystal polarization interference elements each having two or more sets each comprising a first liquid crystal layer and a second liquid crystal layer, each liquid crystal layer having a horizontal alignment layer in which rod-shaped liquid crystal compounds are horizontally aligned and a vertical alignment layer in which rod-shaped liquid crystal compounds are vertically aligned, the first liquid crystal layer and the second liquid crystal layer having in-plane slow axes that cross each other in the respective horizonal alignment layers, and having equal in-plane retardation, and each of the liquid crystal polarization interference elements having a different in-plane retardation of the first liquid crystal layer, thereby solving the above problem.

The present disclosure relates to a method for manufacturing a phase-change memory and a phase-change memory device. The method includes forming a first insulating layer in a cavity, the cavity being positioned vertically aligned with a phase-change material strip, and anisotropically etching a portion of the first insulating layer located at the bottom of the cavity; and a phase-change memory device including the first insulating layer, the first insulating layer being positioned adjacent to a sidewall of the cavity positioned vertically aligned with the phase-change material strip.

An optical array arranged in a pedestal configured to deposit material on a substrate includes a plurality of optical elements, a window, and an array of pinholes. The optical elements are arranged on a printed circuit board (PCB). The optical elements are configured to emit light. The window comprises an optically transparent material covering the optical elements arranged on the PCB. The array of pinholes is disposed between the optical elements and the window. The pinholes are vertically aligned with the optical elements to direct the light emitted by the optical elements through the window to heat the substrate.

This disclosure provides systems, methods, and devices that support machine learning techniques for vehicle guidance. In one aspect, a method is provided that includes receiving an image frame from an image sensor, determining a projected image frame to correct a vertical axis of the image frame, and generating a top-down representation of the environment based on the projected image frame. The projected image frame may be aligned with the top down representation's vertical axis and may be projected using a cylindrical family projection. The top-down representation may be produced by assembling depth and context matrices from vertically aligned pixels in the projected image frame.

A data display device and a molding machine are provided. A control unit displays a monitor screen. The monitor screen is capable of displaying a first data display section and a second data display section. In the first and second data display sections, a plurality of data sets are displayed in vertical alignment in chronological order, each of the data sets including a plurality of data items related to one molding operation displayed in a row. If a switch split-screen display button is touched while only the first data display section is displayed, the second data display section is displayed in vertical alignment with the first data display section. If the switch split-screen display button is touched while the first data display section and the second data display section are displayed, the second data display section is cleared and only the first data display section is displayed.

The invention discloses a preparation method of a high-contrast GHLC dimming device, and belongs to the field of functional liquid crystal material preparation. The problems that an existing GHLC technology is narrow in light transmittance adjusting range and low in dark-state haze are solved. The method comprises the following steps: 1, heating, stirring and mixing a dye, a liquid crystal material and an ion dopant to obtain a liquid crystal system; and 2, filling the liquid crystal system into a vertical alignment liquid crystal box. The manufacturing method is used for manufacturing the high-contrast GHLC dimming device.

The utility model discloses an FPC bending jig which comprises an installation base, an installation frame is fixedly arranged at the top of the installation base, a servo motor is fixedly arranged at the bottom of the installation frame, and a rotating shaft is fixedly arranged at the output end of the servo motor. The output end of the servo motor drives the lower bending die to rotate through the rotating disc, so that the lower bending die continuously rotates to the position under the bending assembly, meanwhile, the position of the lower bending die is positioned through the positioning assembly, and the lower bending die and an upper bending die arranged in the positioning assembly are in a vertical alignment state; therefore, the flexible printed circuit board can be continuously bent, the situation that bending equipment needs to be stopped to take down the bent flexible printed circuit board and place the non-bent flexible printed circuit board after one flexible printed circuit board is bent due to a single station is avoided, the situation that the bending equipment is stopped for a long time is avoided, and the bending efficiency is improved. Therefore, the bending speed of the flexible printed circuit board is improved.

The invention discloses an auxiliary device for inductor assembling, and relates to the field of inductor assembling, the auxiliary device is used for assembling an annular inductor, the annular inductor comprises a magnetic core and two windings wound on the magnetic core, the magnetic core comprises two winding-free areas which are symmetrically distributed, the auxiliary device comprises an auxiliary mechanism, the auxiliary mechanism comprises a partition plate, a bottom plate and a positioning frame, according to the invention, alignment and radial limiting between the annular inductor and the auxiliary mechanism are realized through cooperation of the partition plate, the plurality of limiting rods and the annular inductor, and vertical alignment between the auxiliary mechanism and the insulating substrate is realized by inserting the limiting columns into the preset connecting holes in the insulating substrate; the base plate and the substrate are conveniently and quickly inserted and accurately positioned, so that the annular inductor is effectively prevented from skewing or shifting when being subsequently assembled to the substrate, the problems of inaccurate alignment of the pins and the bonding pads, insufficient welding, short circuit and the like are avoided, and the assembling quality and the electrical performance consistency of products are remarkably improved.

The vehicle comprises a shading device arranged inside the driving cab. The shading device comprises a main curtain and a first side curtain, which are separate from each other but carried by common shaft, rotatable relative to a chassis, and which are each kinematically linked to the shaft. The vehicle further comprises a camera monitoring system capturing images outside the driving cab, and a first display screen arranged inside the driving cab, positioned on first one of the two lateral sides of the windshield, and vertically aligned with first side curtain but offset from main curtain. The shading device is configured to change between a first configuration, in which the main curtain and the first side curtain are entirely disposed higher than top of the first display screen, and a second configuration, in which a portion of the main curtain is disposed lower than top of the first display screen.

The utility model provides an immersive multi -screen splicing and picture synchronous switching device relates to multimedia playing technical field, solves the requirement of picture immersion, therefore will adopt the use of connection display screen of multiple sets of devices cooperation, but when using simultaneously in multiple devices, through not having good cooperation mechanism use between the devices, lead to the device can not be used in good cooperation, influence the problem of actual experience. Immersive multi -screen splicing and picture synchronous switching device, include: the picture synchronous switcher body bottom is equipped with support seat, when needing to connect more display and use multiple groups of picture synchronous switcher body, only need to place the support seat of the bottom of the newly added picture synchronous switcher body firmly on the top of the existing equipment, make it strictly fits the joint and insert into the fixed slot of adjacent picture synchronous switcher body through manual clockwise rotation fixed screw, still can ensure that each group of equipment keeps perfect vertical alignment and stress balance.