Abstract: A liquid crystal display panel (100) comprises a first polarizer (110) and a second polarizer (170), a first liquid crystal layer (130) disposed between the first polarizer (110) and the second polarizer (170), and an optical compensation layer (140) disposed between the first liquid crystal layer (130) and one of the first polarizer (110) and the second polarizer (170). A transmission axis of the first polarizer (110) is perpendicular to a transmission axis of the second polarizer (170). The first liquid crystal layer (130) includes first liquid crystal molecules (130?).

Abstract: A sensor device, an electronic apparatus and a method for reducing signal noise are provided. The sensor device includes a first detection region and a second detection region. The first detection region includes at least one detector unit, the detector unit includes a first detection electrode and a second detection electrode opposed to each other and a first insulating layer, the first detection electrode is electrically insulated from the second detection electrode by the first insulating layer the second detection region includes at least one detector unit, the sensor unit includes a first sensor electrode, a second sensor electrode and a first photosensitive layer, and the first photosensitive layer is electrically connected to the first sensor electrode and the second sensor electrode.

Abstract: A display panel includes: a front frame and a printed circuit board protective shell. The front frame includes a first front frame portion and a second front frame portion extending in a length direction of the display panel; and a third front frame portion and a fourth front frame portion extending in a width direction of the display panel; wherein the first front frame portion and the second front frame portion are disposed oppositely; and the third front frame portion and the fourth front frame portion are disposed oppositely, and connected between the first front frame portion and the second front frame portion. The printed circuit board protective shell is engaged with the first front frame portion and the second front frame portion to form an integral structure.

Abstract: The present disclosure provides an interactive device, an inductive screen, an interactive system, and a positioning method, and relates to the field of display technologies, with an objective of providing a low-cost positioning and interactive method. The interactive device includes: a first housing, a first end of the first housing having a light-exit opening; a first light-emitting component, arranged inside the first housing and configured to emit a linear light beam through the light-exit opening of the first housing, the linear light beam rotating with rotation of the first housing; and a driving component, connected to a second end of the first housing opposite to the first end and configured to drive the first housing to rotate.

Abstract: A display panel has a plurality of pixel units. Each pixel unit includes a first blue sub-pixel and a second blue sub-pixel. The display panel includes a color filter substrate. The color filter substrate includes a plurality of filter groups. Each filter group includes a first blue filter disposed in a corresponding first blue sub-pixel and a second blue filter disposed in a corresponding second blue sub-pixel. The first blue filter is configured to transmit a first waveband light, and the second blue filter is configured to transmit a second waveband light. A wavelength corresponding to a first peak of the first waveband light is less than a wavelength corresponding to a second peak of the second waveband light. An intensity of the first waveband light emitted from the first blue sub-pixel is less than an intensity of the second waveband light emitted from the second blue sub-pixel.

Abstract: The present disclosure discloses a folding screen display device, and the folding screen display device includes: a main cell and a sub cell arranged in a stacked mode; a backlight module arranged on a side, facing away from the main cell, of the sub cell; a display control circuit board arranged on a side, facing away from the sub cell, of the backlight module; and a cable pinboard arranged on a side frame of the backlight module; where the display control circuit board has a timer control circuit for outputting a timer control signal to the main cell and the sub cell; the timer control circuit is electrically connected with the main cell through a first COF; the timer control circuit is electrically connected with the cable pinboard; and the cable pinboard is electrically connected with the sub cell through a second COF.

Abstract: An intersection blind-guiding system includes: a blind-guiding terminal, a plurality of blind road sensors, and a processor configured to be coupled to the blind road sensors. The blind-guiding terminal includes a blind-guiding terminal sensor configured to transmit a sensing signal. The blind road sensors include at least one first blind road sensor and at least one second blind road sensor. The blind road sensors are configured to separately receive the sensing signal transmitted by the blind-guiding terminal sensor, and upload corresponding sensing information. The processor is configured to receive the sensing information uploaded by the blind road sensors, locate a current position of a blind person carrying the blind-guiding terminal, determine a direction in which the blind person previously traveled, determine geographic distribution information of the current position of the blind person, and send a command carrying the geographical distribution information.

Abstract: A display module and an electronic device are provided, the display module including: an upper substrate including a first electrode provided on the substrate, and a plurality of projections provided on a first surface of the upper substrate and arranged in a matrix; a lower substrate including a second electrode provided on the lower substrate, and a plurality of grooves provided on a first surface of the lower substrate; and an inverted emulsion. The first surface of the upper substrate is on the first surface of the lower substrate, each projection matches a groove corresponding thereto to form an accommodating space, and the inverted emulsion is filled in the accommodating space.

Abstract: A touch substrate and a manufacturing method thereof, and a display panel are disclosed. The touch substrate is applicable to an array driving structure. The array driving structure includes: a first signal line extending in a first direction and a second signal line extending in a second direction intersecting with the first direction; and the touch substrate includes a touch electrode structure, and the touch electrode structure is configured to be stacked with the array driving structure and includes: a first touch electrode extending in a third direction and a second touch structure extending in a fourth direction. The third direction is different from both the first direction and the second direction; and a second touch electrode is insulated from and intersects the first touch electrode.

Abstract: A liquid crystal lens includes a first substrate and a second substrate opposite to each other, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a plurality of first electrodes, and a first alignment layer, wherein two adjacent first electrodes of the plurality of first electrodes are insulated from each other, an orthographic projection of each of the plurality of first electrodes on a first surface is an axisymmetric pattern and a centrosymmetric pattern, and center points of the orthographic projections of the plurality of first electrodes on the first surface are in coincidence with each other. The second substrate includes a second base substrate, a plurality of second electrodes, and a second alignment layer, wherein an orientation of the first alignment layer and an orientation of the second alignment layer are perpendicular to each other.

Abstract: A light conversion structure applied to a display device, and a backlight module, a color filter substrate, and a display device including the light conversion structure are provided. The light conversion structure includes a light filter structure (100) including a first optical film layer (110) and a second optical film layer (120) which are alternately arranged and attached to each other in a total number of N, N is an even number, one of a surface (111) of the first optical film layer (110) far away from the second optical film layer (120) and a surface (121) of the second optical film layer (120) far away from the first optical film layer (110) is a light incident surface (1001) of the light filter structure (100), and the other one is a light-exiting surface (1003).

Abstract: The present disclosure provides a heart sound monitoring device and a method for acquiring a heart sound signal. The heart sound monitoring device of the present disclosure includes: a plurality of heart sound sensors, configured to correspond to different heart sound auscultation positions in a region to be monitored and be capable of collecting vibration signals generated when the different heart sound auscultation positions are vibrated; and a heart sound locator, configured to determine a primary heart sound sensor and a secondary heart sound sensor in the plurality of heart sound sensors according to characteristics of the vibration signals collected by the plurality of heart sound sensors.

Abstract: A pixel circuit and a method for driving the pixel circuit, a display panel and an electronic device are provided. The pixel circuit includes a drive circuit, a storage circuit, a discharge control circuit, a storage control circuit, and a data writing circuit. The drive circuit is configured to control a driving current for driving a light-emitting element to emit light; the storage circuit is connected to the control terminal of the drive circuit; the discharge control circuit is configured to control a voltage across the storage circuit and to control the second terminal of the drive circuit to discharge; the storage control circuit is configured to control the storage circuit to store a voltage of the drive circuit; the data writing circuit is configured to write a data voltage into the storage circuit to control the drive circuit.

Abstract: A photonic crystal, a light conversion device, a display panel, and a pair of glasses are provided. The photonic crystal of the embodiment of the present disclosure includes first dielectric layers and second dielectric layers having different refractive indexes, and the first dielectric layers and the second dielectric layers are alternately stacked. A thickness and a refractive index of each of the first dielectric layers and a thickness and a refractive index of each of the second dielectric layers are configured such that the photonic crystal blocks blue light with a wavelength of 420 nm to 470 nm incident into the photonic crystal from passing through the photonic crystal.

Abstract: An array substrate includes a substrate, a gate line on the substrate, a sub-pixel, two data lines, a touch signal line, a functional electrode, and a touch electrode unit. The orthographic projection of the touch signal line on the substrate partially overlaps orthographic projection of an opening area of the sub-pixel on the substrate; the touch electrode unit is coupled to the touch signal line; the extension directions of the first and second sub-function electrode portions of the functional electrode are the same as that of the data line, the first/second sub-functional electrode portion is located on a first/second side of the sub-pixel opening area; along the extending direction of the gate line, a distance between the first/second sub-functional electrode portion and the touch signal line is smaller than a distance between the data line on the first/second side and the touch signal line.

Abstract: The driving method includes: inputting a first scanning signal to each of the first touch electrodes at a same time, and receiving a first sensing signal of each of the second touch electrodes to determine a suspected column according to the first sensing signal; inputting a second scanning signal to each of the second touch electrodes at a same time, and receiving a second sensing signal of each of the first touch electrodes to determine a suspected row according to the second sensing signal; determining a suspected touch region according to the suspected column and the suspected row; and sequentially inputting a third scanning signal row by row to each of the first touch electrodes in the suspected touch region, and receiving a third sensing signal of each of the second touch electrodes in the suspected touch region to determine a touch position according to the third sensing signal.

Abstract: A touch response method of a touch display device is provided. The touch display device includes a data buffer. The method includes: acquiring touch data generated based on a touch operation of a user on the touch display device; controlling the data buffer to buffer the touch data according to a target mode; the target mode including a single-frame first-in first-out mode or a line buffer mode; and converting a frame rate of the touch data in the data buffer based on a target frame-rate processing format.

Abstract: A tiled display apparatus includes a main display driving board and display modules. Each display module includes a system board. The main display driving board is coupled to a first stage system board. The main display driving board is configured to receive a display signal, acquire a main screen region display signal, and transmit the main screen region display signal to the first stage system board. The system board is configured to receive the main screen region display signal, and extract a group of main screen region display data corresponding thereto from the main screen region display signal to control a display module to which the system board belongs to display an image according to the main screen region display data. Except for a last stage system board, remaining system boards are each further configured to transmit the received main screen region display signal to a next stage system board.

Abstract: A display apparatus includes an array substrate and an opposite substrate arranged opposite the array substrate. The array substrate includes a first substrate and a plurality of sub-pixels disposed on the first substrate and arranged in an array. The opposite substrate includes a second substrate and a plurality of first spacers arranged at a side of the second substrate proximate to the array substrate. An orthographic projection, on the array substrate, of a first spacer is in a region where a region between two adjacent rows of sub-pixels intersects with a region between two adjacent columns of sub-pixels.

Abstract: An array base plate and a display panel. The array base plate includes a substrate and a plurality of sub-pixels that are provided on the substrate and are arranged in an array; each of the sub-pixels includes a first slit electrode (1) and a second slit electrode (2) that are arranged in a first direction the first slit electrode (1) includes a plurality of first slits (11) that are arranged parallelly and separately, and the second slit electrode (2) includes a plurality of second slits (21) that are arranged parallelly and separately, and a direction of extension of the first slits (11) and a direction of extension of the second slits (21) are different; and the sub-pixel further includes a dark-region light shielding part (6) located over the first slit electrode (1) and the second slit electrode (2).