Abstract: Embodiments of the present disclosure provide a preparation delivery assembly including: a first substrate, a second substrate, and at least two needles of different lengths, each of which is a hollow needle having a hollow structure; wherein two side walls are provided between the first substrate and the second substrate to define a first chamber for containing a preparation by the first substrate, the second substrate, and the two side walls; at least one first channel that is in communication with the first chamber is provided in the second substrate in a direction substantially perpendicular to the second substrate; and the needles are arranged on a surface of the second substrate distal to the first substrate, and each of the needles is in communication with the first chamber through the at least one first channel to deliver the preparation.

Abstract: An array substrate, a display panel and a display device are provided by the present disclosure. The array substrate includes a plurality of pixel structures in a display area of the array substrate and arranged in rows and columns, a plurality of first driving signal wires extending in a row direction; and a plurality of leads extending in a row direction, the plurality of leads including a plurality of first-type leads and at least one second-type lead. A respective first driving signal wire is electrically connected to a row of the pixel structures and is electrically connected to a respective first-type lead via a first electrical connection point. The at least one second-type lead is electrically connected to a respective first driving signal wire via a second electrical connection point and is connected in parallel with a corresponding first-type lead electrically connected to the respective first driving signal wire.

Abstract: An antenna structure, a manufacturing method thereof, and a communication device are disclosed. The antenna structure includes a first substrate, a second substrate, a dielectric layer, a plurality of first electrodes and a plurality of second electrodes. The dielectric layer is disposed between the first substrate and the second substrate; the plurality of first electrodes are disposed at intervals on a side of the first substrate adjacent to the dielectric layer; the plurality of second electrodes are disposed at intervals on a side of the second substrate adjacent to the dielectric layer; a side of the first substrate facing the second substrate includes a plurality of first recess portions each including a first concaved surface which is dented into the first substrate; the dielectric layer is at least partly disposed in the plurality of first recess portions.

Abstract: A microwave amplitude-phase controller and a method of controlling amplitude and/or phase of a microwave are provided. The microwave amplitude-phase controller includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between the first substrate and the second substrate; a conductive layer on a side of the first substrate facing the liquid crystal layer, the conductive layer being configured to receive a first voltage signal; and a resonant structure on a side of the second substrate facing the liquid crystal layer, the resonant structure being configured to receive a second voltage signal and to transmit a microwave signal.

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a plurality of pixel units, wherein each pixel unit includes a storage capacitor including at least three electrode plates parallel to each other, the at least three electrode plates parallel to each other include a first electrode plate, a second electrode plate and a third electrode plate, the first electrode plate is electrically connected to the second electrode plate, the third electrode plate is disposed between the first electrode plate and the second electrode plate, and the first electrode plate and the second electrode plate each have a portion facing towards the third electrode plate.

Abstract: The present disclosure provides a measuring device, a measuring apparatus, and a measuring method for a dielectric constant of a liquid crystal. The measuring device includes: a first substrate and a second substrate disposed to be opposite to each other; a resonant structure layer disposed on a side of the first substrate facing the second substrate. a cavity for receiving the liquid crystal to be measured is defined between the first substrate and the second substrate. The above measuring device is applied to measurement of the dielectric constant of the liquid crystal in the terahertz wave band.

Abstract: An adjustable polarization converter and an electronic device are provided. The adjustable polarization converter includes a first substrate, a second substrate, and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes a first base substrate and a first electrode on the first base substrate; the second substrate includes a second base substrate and a second electrode on the second base substrate. The first electrode includes a conductive frame and two triangular conductive patches. The conductive frame includes two openings disposed in sequence, and the two triangular conductive patches are disposed in a region surrounded by the conductive frame and are centrally symmetric.

Abstract: The present disclosure provides a measuring device, a measurement system, and a measuring method for a dielectric constant of a liquid crystal. The measuring device includes: a first substrate and a second substrate opposite to each other; a conductive layer disposed on a side of the first substrate facing the second substrate, wherein the conductive layer is configured to receive a first voltage signal; a resonant structure layer disposed on a side of the second substrate facing the first substrate, the resonant structure layer being configured to receive a second voltage signal and configured to transmit the microwave signal; a frame disposed between the first substrate and the second substrate, the frame cooperating with the first substrate and the second substrate to form a cavity for accommodating the liquid crystal to be measured.

Abstract: The present invention relates to technical filed of display and discloses a reflective assembly, a backlight module and a display device which can effectively enhance the reflective effect at the edge area of the reflective assembly to improve the display brightness thereof to be in close proximity to the central area so as to achieve a uniform display. The reflective assembly comprises a first reflective plate and a second reflective plate configured along an edge of the first reflective plate, wherein the second reflective plate is inclined towards a direction facing away the first reflective plate with respective to a plane perpendicular to the edge of the first reflective plate, and wherein a reflective surface of the first reflective plate and a reflective surface of the second reflective plate are located at a same side.

Abstract: Provided are an antenna structure, driving method thereof, and antenna system. The antenna structure includes a first base substrate, a second base substrate, a dielectric layer disposed between the first base substrate and the second base substrate, a plurality of first electrodes, and a plurality of second electrodes. The plurality of first electrodes are disposed apart at a side of the first base substrate facing to the dielectric layer, the plurality of second electrodes are disposed apart at a side of the second base substrate facing to the dielectric layer. The first base substrate includes a plurality of first micro-hole units, each of the first micro-hole units is disposed in a region between the adjacent first electrodes, each of the first micro-hole units includes at least one micro-hole extending a direction perpendicular to the first base substrate.

Abstract: A man-machine interaction system, method, and apparatus, the man-machine interaction system includes a wearable device and a display device. The wearable device includes an image acquiring module, a memory, a processor, an image projecting module, and an information transmission interface. The image acquiring module acquires a current gesture image of a user and a display image on the display device; the processor matches the current gesture image with gestures in a gesture database pre-stored in the memory, determines a gesture category of a matched gesture, determines a control instruction corresponding to the gesture category, and generates a virtual tool image corresponding to the control instruction based on the control instruction; the image projecting module projects a virtual image that includes the virtual tool image and the display image; and the information transmission interface transmits the control instruction to the display device.

Abstract: The backlight module provided in the present disclosure comprises a backplate and a light-emitting device, and the backplate has a mounting surface. The light-emitting device comprises a mounting member and a light source disposed on the mounting member. Moreover, the backplate comprises a concave portion and/or a convex portion, and the concave portion and/or the convex portion fixes the mounting member onto the mounting surface. The backlight module provided in the present disclosure can simplify steps of assembling or disassembling the light-emitting device, thus production efficiency can be improved and high integration manufacturing of backlight modules can be facilitated.

Abstract: The present disclosure provides a mobile display terminal, including a case, a main board and an antenna. The main board is arranged inside the case, a circuit board is arranged on the main board, and the antenna is arranged on the case. The mobile display terminal further includes a connector configured to electrically connect the antenna to the circuit board.

Abstract: A conductive thin film, a touch panel and a manufacturing method for the same, and a display device are provided. Material for forming the conductive thin film comprise topological insulator, the conductive thin film has a two-dimensional nanostructure, which solves the technical problem that the resistance of electrodes of the touch panel is relatively harge.

Abstract: An electrode plate, a manufacturing method thereof, and an energy storage device are disclosed. The method for manufacturing an electrode plate includes: forming a germanium film on a metal substrate; carrying out a topology treatment on the germanium film by using a functionalization element, to obtain the electrode plate with a topological semiconductor characteristic. The electrode plate prepared by the above method has a high conductivity and a low internal resistance.

Abstract: The present disclosure relates to an OLED display device, including OLED units and a pixel spacer layer having a plurality of opening portions, which are disposed on a substrate. Each OLED unit includes an anode, a light-emitting functional layer and a cathode which are disposed sequentially in a direction away from the substrate. The light-emitting functional layer is disposed in the opening portions. The pixel spacer layer is provided with a via hole. The display device further includes: an auxiliary electrode disposed below the pixel spacer layer, corresponding to a display area, spaced apart from the anode, and connected to the cathode through the via hole in the pixel spacer layer; and a print circuit board disposed at a side of the substrate away from the pixel spacer layer, configured to transmit a signal of the cathode to the auxiliary electrode through an conductive lead.

Abstract: A touch panel, a manufacturing method thereof and a display device are disclosed. The method for manufacturing the touch panel includes: forming touch electrodes (4) with topological semiconductor characteristics on a substrate (1), in which the touch electrodes (4) with topological semiconductor characteristics are obtained by a topological treatment on a Ge film with functionalized elements. The touch panel manufactured by the method and the display device including the touch panel have high touch sensitivity.

Abstract: Provided are an array substrate and driving method thereof, and a display apparatus. The array substrate comprises multiple storage electrode lines (1) each of which comprises at least two storage electrode signal input terminals (11). The array substrate can improve the driving capability of the storage electrode signals on the storage electrode lines (1).

Abstract: A solar cell and a method of manufacturing the same are provided. The method comprises: forming a first electrode layer on a substrate; forming a semiconductor film of first conduction type on the first electrode layer; forming a germanium film on the semiconductor film of first conduction type, and topologizing the germanium film by using a functionalization element so as to obtain a semiconductor film of second conduction type having characteristics of topological insulator, the semiconductor film of first conduction type mating with the semiconductor film of second conduction type having characteristics of topological insulator to form a p-n junction; and forming a second electrode layer on the semiconductor film of second conduction type. The solar cell manufactured according this method has higher electric energy conversion efficiency.

Abstract: A display device and an array substrate are disclosed. The display device includes a display panel and signal boards which supply signals to the display panel. At least a pair of signal boards that are connected with each other is electrically connected using a plug-in connection mode. A first plug-in structure is provided on a first signal board of each pair of signal boards connected in the plug-in connection mode, and a second plug-in structure corresponding to the first plug-in structure is provided on a second signal board of the pair of signal boards connected in the plug-in connection mode. Because at least a pair of signal boards that are connected with each other is electrically connected using a plug-in connection mode, a quantity of signal lines arranged between signal boards is reduced, which enables assembly and disassembly be more convenient.