Abstract: An array substrate and a maintenance method therefor, and a display apparatus are provided. The array substrate includes: a plurality of data signal lines, wherein each of the data signal lines includes a plurality of data signal line sub-segments corresponding to a plurality of pixel units on a one-to-one basis, and each of the pixel units includes a light-shielding metal strip, wherein an orthographic projection of an input end of the data signal line sub-segment on a base substrate and an orthographic projection of the light-shielding metal strip on the base substrate have a first overlapping region used as a first maintenance site, and an orthographic projection of an output end of the data signal line sub-segment on the base substrate and an orthographic projection of the light-shielding metal strip on the base substrate have a second overlapping region used as a second maintenance site.

Abstract: The present disclosure provides a speaker box including a lower cover, an upper cover, a sounding unit, a blocking wall, a surrounding wall, a communication hole and a gas permeable spacer. The sounding unit, the lower cover and the upper cover enclose a rear chamber. The rear chamber is partitioned into a first rear chamber and a second rear chamber by the blocking wall. The sounding unit is accommodated in the first rear chamber. A sound absorbing chamber having a gas permeable spacer is formed in the first rear chamber. The blocking wall has a communication hole that communicates the sound absorbing chamber with the second rear chamber, and the second rear chamber and the sound absorbing chamber are filled with sound absorbing particles. Compared with the related art, the speaker box of the present disclosure has a simple structure and excellent audio performance, especially excellent low frequency performance.

Abstract: The array substrate comprises a plurality of gate lines extending in a first direction, a plurality of data lines extending in a second direction crossing the first direction, and a plurality of pixel units arranged as an array. Each of the plurality of data lines is arranged between two columns of pixel units, the two columns of the pixel units extending in the second direction and being adjacent to each other in the first direction, and the data line is connected to pixel units at one side of said data line or to pixel units at the other side of said data line. Each of the plurality of data lines switches the direction of connection from one side to the other in an alternating manner with each two adjacent rows of pixel units, and the plurality of data lines have the same connection direction in each row of pixel units.

Abstract: The disclosure provides a touch detection method and apparatus for a touch display screen, wherein a time period for scanning the touch display screen within each frame comprises a display scanning phase and a touch scanning phase, the method comprising: scanning a part of the touch display screen during the touch scanning phase to detect whether there is a touch signal; and reducing a frame rate of the touch display screen and scanning the whole touch display screen when the touch signal is detected. Accordingly, the charging time of the panel is guaranteed while displaying and touch detecting functions are multiplexed.

Abstract: The disclosure discloses a thin film transistor and a manufacturing method therefor, an array substrate, and a displaying device. The TFT includes a first electrode comprising strip arms and a connecting arm connected with the strip arms, a second electrode comprising a strip arm, an active layer, a gate, and a gate insulation layer. The strip arms are arranged sequentially in a first direction which is perpendicular to the extending direction of the strip arms. The projection of the connecting arm of the first electrode on the gate does not have an overlapped region with the gate. A region between this connecting arm and the strip arms of the second electrode is a first region. The orthogonal projection of the active layer on the first electrode or the second electrode has a portion within the first region which is at least partially hollowed-out.

Abstract: The present disclosure provides a display panel and a fabrication method thereof and a display device. The display panel includes a first substrate and a second substrate, which are aligned and assembled to form a cell, and a sealant sandwiched between the first substrate and the second substrate, wherein a hollow structure is arranged in at least one of a first surface layer of the first substrate facing the second substrate and a second surface layer of the second substrate facing the first substrate, and wherein a portion of the sealant is embedded in the hollow structure.

Abstract: The present invention provides a shift register unit, a gate driving circuit and a display device. The shift register unit comprises a pull-up module, an output module and a pull-down module. The output module comprises a plurality of output lines, and a driving transistor is arranged on each output line. A switching device is arranged on at least one output line and used for turning on or turning off the output line.

Abstract: The present disclosure relates to a World Band Radio Frequency Power Amplifier and a World Band Radio Frequency Front End Module. The World Band Power Amplifier can contain at least one broadband power amplifier connected to a switch which can direct an RF input signal to a plurality of transmission paths, each transmission path configured for a different frequency. The World Band RFFE Module is more integrated version of the World Band Power Amplifier that can contain broadband RF PA(s), switches, logic controls, filters, duplexers and other active and passive components. The module may also include a thermal protection system capable of effecting operation of the broadband power amplifier.

Abstract: The array substrate comprises a plurality of gate lines extending in a first direction, a plurality of data lines extending in a second direction crossing the first direction, and a plurality of pixel units arranged as an array. Each of the plurality of data lines is arranged between two columns of pixel units, the two columns of the pixel units extending in the second direction and being adjacent to each other in the first direction, and the data line is connected to pixel units at one side of said data line or to pixel units at the other side of said data line. Each of the plurality of data lines switches the direction of connection from one side to the other in an alternating manner with each two adjacent rows of pixel units, and the plurality of data lines have the same connection direction in each row of pixel units.

Abstract: Disclosed is a thin film transistor, including a gate electrode, a source electrode and a drain electrode. The source electrode includes a loop structure with an opening, and a width of the opening is less than a maximum width of an inner ring of the loop structure of the source electrode in a direction identical to a direction of the width of the opening. The drain electrode is surrounded by the loop structure, and is not in contact with the source electrode. The drain electrode is distant from the inner ring of the loop structure of the source electrode at a same interval.

Abstract: A method for making a cathode active material of a lithium ion battery is disclosed. In the method, LiMPO4 particles and LiNPO4 particles are provided. The LiMPO4 particles and LiNPO4 particles both are olivine type crystals belonged to a pnma space group of an orthorhombic crystal system, wherein M represents Fe, Mn, Co, or Ni, N represents a metal element having a +2 valence, and N is different from M. The LiMPO4 particles and the LiNPO4 particles are mixed together to form a precursor. The precursor is calcined to form LiMxN1-xPO4 particles, wherein 0<x<1.

Abstract: The present disclosure provides an electrolyte additive. The electrolyte additive comprises: maleimide derivative, bis-maleimide derivative, or combinations there of The structural formulas of maleimide derivative and bis-maleimide derivative respectively are: wherein, R1, R2 are selected from hydrogen atom and halogen atoms, R3 is selected from silicon containing group, nitrogen containing group, fluorine containing group, phosphorus containing group, and a repeating ethoxy group. The present disclosure also provides an electrolyte liquid and a lithium ion battery using the electrolyte additive.

Abstract: Embodiments of the present invention provide an array substrate, a display panel and a display apparatus. They relate to the technical field of display technologies and can prevent the peripheral signal wirings of a display region from occupying non-display regions on both sides additionally. In this way, when the array substrate is applied in the display panel, the frame on both sides of the display region on the display panel may be omitted. The array substrate includes: a base substrate; signal lines located in positions on the base substrate corresponding to a display region of the array substrate; a pattern layer, in which the signal lines are arranged; and signal line wirings located between the pattern layer and the base substrate, wherein the signal line wirings are configured to input signals into the signal lines.

Abstract: An electrode binder, a cathode electrode material and a lithium ion battery are disclosed. The cathode electrode material includes the cathode binder. The cathode binder includes a polymer obtained by polymerizing a dianhydride monomer with a diamine monomer. At least one of the dianhydride monomer and the diamine monomer includes a silicon-containing monomer. The lithium ion battery includes an anode electrode, an electrolyte, a separator, and the cathode electrode, the cathode electrode includes a cathode active material, a conducting agent, and the cathode binder.

Abstract: An anode electrode material and a lithium ion battery are disclosed. The anode electrode material includes an anode binder. The anode binder includes a polymer obtained by polymerizing a dianhydride monomer with a diamine monomer. At least one of the dianhydride monomer and the diamine monomer includes a silicon-containing monomer. The lithium ion battery includes an anode electrode, an electrolyte, a separator, and the cathode electrode, the anode electrode includes an anode active material, a conducting agent, and the anode binder.

Abstract: A composite separator comprises a non-woven fabric-polymer composite separator substrate and a composite gel combined with the non-woven fabric-polymer composite separator substrate. The composite gel comprises a gel polymer and a nano-barium sulfate whose surface is modified with lithium carboxylate group. The nano-barium sulfate is dispersed to the gel polymer. The non-woven fabric-polymer composite separator substrate comprises a non-woven fabric and a soluble heat-resistant polymer. A method for making the composite separator and a lithium ion battery comprising the composite separator are also disclosed in the present disclosure.

Abstract: A composite separator is disclosed. The composite separator includes a base membrane, and a composite gel composited with the base membrane. The composite gel includes a gel polymer and a nano-barium sulfate dispersed in the gel polymer. A surface of the nano-barium sulfate is modified with lithium carboxylate group. A method for preparing the composite separator and a lithium-ion battery are also provided.

Abstract: A composite barium sulfate diaphragm is disclosed. The composite barium sulfate diaphragm includes a base membrane, and a coating layer coated on the base membrane. The coating layer includes nano-barium sulfate. A surface of the nano-barium sulfate is modified with the lithium carboxylate group. A method for preparing the composite barium sulfate diaphragm and a lithium-ion battery are also provided.

Abstract: A solvothermal method for making a lithium iron phosphate is disclosed. The waste liquid of a solvothermal reaction is treated synthetically by flash evaporation and a centrifugal separation to separate the water, the organic solvent, and the lithium sulfate, which is a byproduct from each other. One part of the separated organic solvent is reused as a reaction material of the solvothermal reaction to form a organic solvent recycle circuit. The other part of the separated organic solvent is mixed with the separated water to be used as a washing liquid. The washing liquid is retreated by flash evaporation and centrifugal separation to obtain the water and the organic solvent again to form a washing liquid circuit.