59results about How to "Play the role of electrostatic protection" patented technology

The invention discloses a flexible display device which comprises a display area and a non-display area encircling the display area, a first flexible substrate, an inorganic layer arranged on the first flexible substrate, and grounding wires arranged on the inorganic layer, wherein the grounding wires are arranged in the non-display area and form a detection circuit; at least two grounding wires are arranged in the non-display area on the same side of the display area at least; the at least two grounding wires comprise at least one first grounding wire and at least one second grounding wire; the inorganic layer is provided with a groove; the first grounding wire is arranged in the groove; the second grounding wire is arranged on the surface of the inorganic layer. According to the flexible display device disclosed by the invention, crack positions can be judged by the detection circuit, whether the cracks exist on the inorganic layer and on the first flexible substrate can be judged, and the detection rate of risk products is improved; meanwhile, since the first grounding wire is positioned in the groove, and the second grounding wire is positioned on the surface of the inorganic layer, the horizontal distance among the various grounding wires can be reduced, and the narrow bezel design of the flexible display device is promoted.

The invention publics a paste piece type light emitter diode which has high rated voltage, can directly connected with the power source and its manufacture method. The light emitter diode includes the support (1), LED chip (2), the support (1) includes the shell (10), two pins (11, 12), heat dispersion column (13), the heat dispersion column (13) insert into the shell (10) and passes through the shell (10), LED chip (2) includes the silicon substrate (20), anode junction (21), cathode junction (22) and the certain LED bare chip (23), the silicon substrate (20) fixes on the heat dispersion column (13), the anode junction (21) and cathode junction (22) separately connects with two pins (11, 12), between the LED bare chip (23) connects or the series-parallel connection built-up connection. The manufacture method includes the following steps: the manufacture frame, embark on the chip, hit the line, put on the luminous powder, put on the protect rubber, clubfoot, cut muscle. The invention may widely apply in the LED illumination domain.

The invention discloses a a display panel detection circuit . The detection circuit comprises the display panel, a transfer flexible printed circuit board and a module lighting fixture, wherein the display panel comprises a display area and a non-display area; the non-display area is also provided with a detection signal line and a driving integrated circuit; the switching flexible printed circuit board is arranged on a pin line at the receiving end of the detection signal line and between the display panel and the module lighting fixture; the module lighting fixture is arranged at one end of the adapter flexible printed circuit board; the display panel detection circuit has the beneficial effects that firstly, the detection function module originally located in the driving integrated circuit is moved to the outside of the driving integrated circuit to be achieved, the size of the driving integrated circuit is reduced, the screen-to-body ratio is increased, and an extremely narrow frame is truly achieved; secondly, the detection method of the display panel provided by the invention is simple and convenient to operate; and finally, the periphery of the display panel is directly grounded, so that the display panel is not easily interfered by external static electricity and can play a role in electrostatic protection.

The invention discloses a pixel array substrate and a tablet sensor comprising the pixel array substrate. The pixel array substrate comprises a pixel array area, a peripheral area, a plurality of data lines and a first scanning line, wherein the peripheral area surrounds the pixel array area, the first scanning line and the data lines intersect and are insulated, and the first scanning line is located in the peripheral area; the peripheral area further comprises at least one electrostatic protection unit, and all electrostatic protection units are located at the intersections between the data lines and the first scanning line and are respectively in electric connection with one data line; each electrostatic protection unit comprises at least one first TFT and at least one capacitor, wherein the bottom grid electrodes of all the first TFTs are in electric connection with the first scanning line, the source electrodes of all the first TFTs are in electric connection with the data lines, the drain electrodes of all the first TFTs are in electric connection with the first electrodes of the capacitors, and the top grid electrodes of all the first TFTs and the second electrodes of the capacitors are all in electric connection with fixed electrical potentials. According to the pixel array substrate and the tablet sensor, a good electrostatic protection effect on pixel units in the pixel array area can be achieved.

The invention provides a thin film transistor (TFT) array substrate and a liquid crystal panel thereof. The TFT array substrate comprises a substrate, a plurality of gaskets, a plurality of first short-circuiting bars, second short-circuiting bars and a plurality of electronic static discharge (ESD) devices, wherein the gaskets are located on the surface of the substrate and used for receiving external signals, the first short-circuiting bars are located on the surface of the substrate and correspond to the gaskets, the second short-circuiting bars are located on the surface of the substrate to be connected with all the first short-circuiting bars, and the ESD devices are located on the surface of the substrate and electrically connected with the gaskets and the first short-circuiting bars corresponding to the gaskets. The problem of display abnormity caused by short circuiting between the short-circuiting bars and the corresponding gaskets caused by ITO etching uncleanness during testing is solved while an anti-static function in the array substrate manufacturing process is achieved.

The embodiment of the invention discloses an array substrate, a display panel and a display device. The array substrate comprises a display area and a peripheral area surrounding the display area, wherein at least two grounding wires are arranged in the peripheral area on at least one side of the display area in the direction from the display area to the peripheral area; and in the at least two grounding wires, any two adjacent grounding wires are connected by a buffer connecting wire, and the surface resistance of the buffer connecting wire is greater than that of the grounding wires. According to the embodiment of the invention, the influence of static electricity on internal wiring and elements of the display panel can be effectively reduced, the electrostatic protection capability is improved, the damage of static electricity to the grounding wires can be prevented, and the electrostatic protection capability is ensured not to fail.

The invention discloses a colored film substrate and a touch screen display device. The colored film substrate comprises a black matrix, color resistors, a plurality of driving electrodes and a plurality of induction electrodes, wherein the color resistors distributed in an array manner are formed within an opening of the black matrix, distance between the driving electrodes and the induction electrodes is [nL-D, nL+D], wherein the n is a positive integer, the L is the length of the color resistor, and the D is the width of the black matrix. The driving electrodes and the induction electrodes function in electrostatic protection, and yield of the touch screen display device is increased.

The embodiment of the invention discloses a display device. The display device comprises a display panel, a flexible circuit board, a circuit board and a conductive backplate, wherein first conductive wires are arranged inside the display panel; conductive detection points are arranged on the surface of the flexible circuit board, and second conductive wires are arranged inside the flexible circuit board; third conductive wires are arranged on the circuit board; first hole positions are arranged on the circuit board; second hole positions, and conductive connecting components running through the first hole positions and the second hole positions are arranged on the conductive backplate. Through adoption of the structure that the conductive detection points are arranged on the surface of the flexible circuit board, the conductive detection points are connected with the first hole positions, the second hole positions corresponding to the first hole positions are arranged on the conductive backplate, and the first hole positions and the second hole positions are communicated through the conductive connecting components so as to communicate the conductive detection points and the conductive backplate, when static electricity exists on the surface of the display panel, the static electricity is led to the conductive backplate through the internal wires and is released, so that release of the static electricity is achieved under the circumference that the working hours and the material cost are not increased, and thus the effect of electrostatic protection is achieved.

The invention discloses a pressure detection display device which includes a substrate, a first semiconductor layer which is provided with a plurality of pressure detection induction units, an insulating layer which covers the first semiconductor layer, a pressure-sensitive detection circuit which is used for providing an input voltage signal for the pressure detection induction units and receiving pressure induction signals collected by the pressure detection induction units, and electrostatic protection rings of which the orthographic projections on the substrate are closed rings, wherein the orthographic projection of each pressure detection induction unit on the substrate is within one of the closed rings. According to the scheme of the invention, an electrostatic protection effect is achieved for the pressure detection induction units, and damage to the pressure detection induction units caused by the accumulation of static charges introduced by the subsequent process in the pressure detection induction units is avoided.

The invention relates to a highly safe photochromic wool coating garment for children. The fabric of the highly safe photochromic wool coating garment for the children is formed by weaving yarn, wherein the yarn is composed of glass fibers, polyvinyl chloride fibers and polyimide fibers and formed by spirally twisting the polyvinyl chloride fibers and the polyimide fibers together with the glass fibers as the central shaft, the reverse side of the fabric is recombined with a layer of base fabric which comprises wool fabric on which silicon dioxide sol coating is coated. The highly safe photochromic wool coating garment for the children overcomes the shortcoming of the crispness of the glass fibers and is provided with the function of electrostatic protection. The highly safe photochromic wool coating garment for the children has a photochromic effect.

The invention discloses a backlight module and a liquid-crystal display device. The backlight module comprises a backlight flexible printed circuit board and a faceplate flexible printed circuit board, wherein the backlight flexible printed circuit board comprises at least one positioning hole, and the faceplate flexible printed circuit board comprises at least one positioning protrusion matched with the positioning holes. Alignment efficiency and accuracy of the backlight flexible printed circuit board and the faceplate flexible printed circuit can be improved, and welding after alignment is more stable. Furthermore, the positioning protrusions are made of conductive materials and are grounded via positioning welding pads therebelow, and electrostatic protection can be realized.

The application relates to the field of the electrostatic device, and especially relates to an electrostatic suppressor with an electrostatic protection function. The electrostatic suppressor comprises a substrate, electrodes arranged at the periphery of the substrate; the electrodes comprise an inner electrode and an outer electrode; the inner electrode comprises first inner electrodes arranged at a left side and a right side of the substrate, and second inner electrodes distributed at an upper side and a lower side of the substrate, and the outer electrode is arranged at the external of eachfirst inner electrode; a first tin coating is coated at the external of each outer electrode, and a first nickel coating is coated at the external of each first tin coating; an insulation layer is arranged at the external of the second inner electrode, and a pressure-sensitive material layer is arranged between the second inner electrode and the insulation layer. The finally obtained product is low in capacity, small in current leakage, low in triggering voltage, good in stability, and fast in response speed, and has over-current and over-voltage dual-protection function, and the electrostatic suppressor has high reliability degree on the circuit safety protection.

The invention discloses an array base plate, a liquid crystal display panel and a display device. The array base plate comprises a substrate base plate, a plurality of grid lines and data lines arranged on the substrate base plate, electrostatic protection return circuits arranged at one ends of one or more grid lines or data lines and connected with the grid lines or the data lines correspondingly and short-circuit rods correspondingly connected with the electrostatic protection return circuits, located on a perimeter zone and used for transmitting common voltage signals; the array base plate further comprises a transparency electrode layer located on the perimeter zone; the transparency electrode layer is electrically connected with each short-circuit rod through via holes; the projection of the transparency electrode layer and the grid lines or the data lines correspondingly connected with each electrostatic protection return circuit on the substrate base plate has an overlapping zone, and a filter capacitor is formed in the overlapping zone; when static electricity comes, the electrostatic protection return circuits are communicated, electrostatic charges are stored in the filter capacitor, and when the static electricity disappears, the electrostatic protection return circuits do not stop working immediately, the filter capacitor still maintains an open state, and the electrostatic charges are released slowly; accordingly, the role of electrostatic protection is played.

The invention provides a display panel to be cut, a manufacturing method of the display panel and a display device, wherein the display panel to be cut comprises a display area and a non-display areasurrounding the display area, the non-display area comprises a fan-out area and a binding area which are arranged on one side of the display area in the first direction, and the binding area comprisessignal pin terminals which are connected with fan-out wires in the fan-out area in a one-to-one correspondence mode; a variable resistance part is arranged in a first to-be-cut area of the display panel to be cut, and the variable resistance part is electrically connected with the signal pin terminals so that electrostatic discharge channels are formed among the signal pin terminals in a first state, and an electrostatic protection effect is achieved; in the second state, test signals between the signal pin terminals are blocked, the crosstalk of visual test signals between the signal pin terminals is avoided, and therefore, the mura phenomenon of uneven brightness generated in the visual test of the display panel is improved, and the detection and judgment of the visual test are more accurate.

The invention provides a circuit board installation fixing structure and a liquid crystal display device. The circuit board installation fixing structure comprises a cover plate and fixing pieces. The cover plate is provided with a top plate and lateral plates. The fixing pieces are provided with abutting-connection portions and clamping portions. The fixing pieces are formed on the lateral plates in a rotatable mode and rotate between releasing positions and locking positions. When the fixing pieces are at the releasing positions, circuit boards can move relative to the cover plate. When the fixing pieces rotate to the locking positions, the abutting-connection portions are connected with the circuit boards in an abutting mode so as to limit the freedom degree, in the direction perpendicular to the top plate, of the circuit boards and the clamping portions are clamped with the edges of the circuit boards so as to limit the freedom degree, in the direction parallel to the top plate, of the circuit boards. The circuit board installation fixing structure simplifies the installation process and improves the production efficiency.

A bidirectional ESD protection device is a chip composed of an N+ substrate layer 101, a P-type epitaxial layer 102 and an N+ doped layer 103. The P-type epitaxial layer 102 is arranged above the N+ substrate layer 101, and the N+ doped layer 103 is arranged above the P-type epitaxial layer 102. Deep isolation grooves 104 are formed in the left side and the right side of the chip; a doped polycrystalline floating island 108 is arranged in the deep isolation groove 104 close to the central area of the chip; an isolation dielectric layer 105 is arranged between the deep isolation groove 104 anda front electrode 106; the front electrode 106 is arranged above the N+ doped layer 103 and the isolation dielectric layer 105; and a back electrode 107 is formed below the N+ substrate layer 101. Aiming at ESD protection applied to common capacitance and large current discharge capacity, a trench gate-isolated longitudinal triode structure is adopted, and the electrostatic discharge problem of anintegrated circuit is solved.

The invention relates to a highly safe mesh-type shielding fabric garment for children. The fabric of the highly safe mesh-type shielding fabric garment for the children is formed by weaving yarn, wherein the yarn is composed of glass fibers, polyvinyl chloride fibers and polyimide fibers and formed by spirally twisting the polyvinyl chloride fibers and the polyimide fibers together with the glass fibers as the central shaft, the reverse side of the fabric is recombined with a layer of base fabric which is a 2 / 2 weave structure formed by interweaving warps and wefts, the warps are 70D / 24F chinlon filaments, the wefts are formed by spirally and regularly wrapping pure cotton staple fibre yarn with stainless steel colored yarn, and the weft twist is a mesh structure formed by interweaving wefts and warps in a left-right changing mode. The highly safe mesh-type shielding fabric garment for the children overcomes the shortcoming of the crispness of the glass fibers, is provided with the function of electrostatic protection, has good antistatic and anti-radiation shielding effect, is soft in touch and good in breathability, washability and folding endurance, and sparkles due to gloss of colored yarns.

The invention provides a remote monitoring system of flammable and explosive gases. The system comprises an onsite control terminal and a remote upper computer; the onsite control terminal comprises apower module, a wireless transceiving module, a collection and communication module and a human-computer interaction module; the onsite control terminal performs information interaction with the remote upper computer by using the wireless transceiving module via a wireless network; the power module provides electric energy for the wireless transceiving module, the collection and communication module and the human-computer interaction module; the power module can support two power supply modes, that is, an intrinsically safe DC power supply and a high-capacity lithium secondary battery pack; and the two different power supply modes can be automatically switched according to different demands. The remote monitoring system provided by the invention implements long-distance wireless monitoring by using a GPRS network, in the circuit design of the collection and communication module and the power module that is in direct contact with the flammable and explosive gases, a plurality of anti-static and explosion-proof structures are disposed, real-time remote monitoring of the flammable and explosive gases can be realized, and thus the security of monitoring is improved.

The invention discloses a circuit for measuring pressure distribution through a piezoresistive sensing array, and belongs to the technical field of pressure measurement. The circuit comprises the piezoresistive sensing array consisting of piezoresistive sensors distributed in an array; a reverse analog gating module; a forward analog gating module; a controller; and an analog-to-digital converter,wherein one end of each piezoresistive sensor is connected with the corresponding scanning port, the other end of each piezoresistive sensor is connected with the corresponding sampling port, and a controllable three-state gate is arranged between each piezoresistive sensor and the corresponding sampling port; the piezoresistive sensor is connected with a nominal resistor. According to the invention, the scanning port of the reverse analog gating module and the sampling port of the forward analog gating module can be communicated with the piezoresistive sensor in the piezoresistive sensing array through the controller; the pressure of the piezoresistive sensor can be simply and rapidly calculated, pressure distribution mapping based on the position of the piezoresistive sensor is formed,the scanning sampling speed is high, the measurement error is small, the structure is simple and easy to implement, cost is low, power consumption is low, and the method is suitable for industrial application and popularization.

The invention discloses an IIC bus interface electrostatic protection circuit which is characterized in that SCL and SDA two lines of an IIC bus are respectively provided with a grounded TVS diode; and when static electricity is conducted to an IIC bus interface, the IIC bus interface generates a high voltage to the earth, and the TVS diode can immediately work a protection function to prevent the interface from being damaged due to rising of IIC bus interface voltage, and thus the circuit plays an electrostatic protection function on the IIC bus interface.

The invention provides a glass ceramic body static inhibitor and a preparation method thereof. The static inhibitor comprises a glass ceramic substrate, a pair of inner-side electrodes and a pair of outer-side electrodes, wherein the inner-side electrodes and the outer-side electrodes are respectively positioned on the inner and outer sides of the glass ceramic substrate. The static inhibitor further comprises a cavity structure arranged inside the glass ceramic substrate. Through filling an organic filler, the sintering temperature and the sintering atmosphere during the manufacturing process of the glass ceramic substrate can be controlled, so that the glass ceramic substrate is formed through the splitting decomposition of the organic filler. Meanwhile, the interior of the glass ceramic substrate contains at least one part of gases generated during the splitting decomposition process of the organic filler. The pair of inner-side electrodes is positioned in the same horizontal plane. The outer end portions of the inner-side electrodes are respectively connected with the pair of outer-side electrodes at the two ends of the glass ceramic substrate. Meanwhile, the two inner-side electrodes are arranged at a preset interval to form a capacitor structure. At least the capacitor structure is enclosed inside the cavity structure. The preparation method is used for preparing the above static inhibitor. The static inhibitor is long in life cycle and is not easily invalid even after being used for a long period of time. Meanwhile, the short-circuit risk does not easily occur, and the triggering voltage is relatively low.

The invention relates to a circuit protection system comprising a static protection element and a leakage current protection circuit, wherein the static protection element is perforatively coupled with the input end of an integrated circuit, and the input end of the integrated circuit is used for receiving an input signal from a signal source; the leakage current protection circuit is provided with a filter capacitor coupled with the static protection element; and when the input signal has leakage currents and the leakage currents contain AC components, the filter capacitor has high impedanceso as to prevent the leakage currents generated due to an AC power supply from entering the static protection element.

The invention discloses a backlight module and a liquid crystal display device, wherein the backlight module includes: a backlight flexible printed circuit board including at least one positioning hole; a panel flexible printed circuit board including at least one The positioning is raised. The invention can improve the alignment efficiency and alignment accuracy of the backlight flexible printed circuit board and the panel flexible printed circuit board, and can make the welding after alignment more stable; in addition, by making the positioning protrusion with conductive material, and making the The positioning bump is grounded through the positioning pad below it, and can also play the role of electrostatic protection.

The invention relates to a highly safe comfortable anti-radiation garment for children. The fabric of the highly safe comfortable anti-radiation garment for the children is formed by weaving yarn, wherein the yarn is composed of glass fibers, polyvinyl chloride fibers and polyimide fibers and formed by spirally twisting the polyvinyl chloride fibers and the polyimide fibers together with the glass fibers as the central shaft, the reverse side of the fabric is recombined with a layer of base fabric which is composed of an anti-radiation reflective coating, a textile layer and a heat preservation insulating layer, the anti-radiation reflective coating is arranged above the textile layer and made from 100% silver fiber materials, the textile layer is formed by weaving warps and wefts in a staggered and up and down mode, and the heat preservation insulating layer is fixedly arranged at the bottom of the textile layer. The highly safe comfortable anti-radiation garment for the children overcomes the shortcoming of the crispness of the glass fibers, is provided with the function of electrostatic protection and is comfortable to wear and anti-radiation.

The invention relates to a photocatalyst-preventing shade-fabric children garment with high safety. The fabric of the children garment is formed by tatting yarns, the yarns are composed of glass fibers, polyvinyl chloride fibers and polyimide fibers, the polyvinyl chloride fibers and the polyimide fibers are spirally twisted around the glass fibers serving as a central shaft, a base cloth layer is arranged on the back face of the fabric in a composite mode, the base cloth layer comprises a shade-fabric base material, the surface of the shade-fabric base material is coated with an inert binder layer to form a thin film binder layer, and the surface of the thin film binder layer is coated with a photocatalyst layer. The photocatalyst-preventing shade-fabric children garment overcomes the defect that the glass fibers are brittle, plays a role in electrostatic protection, and can avoid damage caused by strong oxidation performance of photocatalyst to the base material.

The application relates to the field of the electrostatic device, and especially relates to an electrostatic suppressor with an electrostatic protection function. The electrostatic suppressor comprises a substrate, electrodes arranged at the periphery of the substrate; the electrodes comprise an inner electrode and an outer electrode; the inner electrode comprises first inner electrodes arranged at a left side and a right side of the substrate, and second inner electrodes distributed at an upper side and a lower side of the substrate, and the outer electrode is arranged at the external of eachfirst inner electrode; a first tin coating is coated at the external of each outer electrode, and a first nickel coating is coated at the external of each first tin coating; an insulation layer is arranged at the external of the second inner electrode, and a pressure-sensitive material layer is arranged between the second inner electrode and the insulation layer. The finally obtained product is low in capacity, small in current leakage, low in triggering voltage, good in stability, and fast in response speed, and has over-current and over-voltage dual-protection function, and the electrostatic suppressor has high reliability degree on the circuit safety protection.

The invention relates to a composite bamboo charcoal knitted fabric children garment with high safety. Fabric used in the garment is formed by yarn in a tatting mode, the yarn is composed of glass fibers, polyvinyl chloride fibers and polyimide fibers, and the polyvinyl chloride fibers and the polyimide fibers are spirally twisted by using the glass fibers as a center shaft. A layer of base cloth is compounded on the back face of the fabric, and the base cloth is of a double-layer knitted structure which is formed by inner layer microporous polyester fibers and outer layer polyester base bamboo charcoal fibers. By means of the composite bamboo charcoal knitted fabric children garment with high safety, the defect that the glass fibers are brittle is overcome, and the electrostatic protection function is further achieved. The composite bamboo charcoal knitted fabric children garment with high safety has a bactericidal effect and achieves the antibacterial and anti-odor purposes.

The invention discloses an electronic device and an electroacoustic component. The electronic device comprises a housing provided with a sound output hole / pickup hole; the electroacoustic component with a sound output / pickup direction pointing to the sound output hole / pickup hole; and an electric conductor arranged between the housing and the electroacoustic component, grounded and extending to the sound output hole / pickup hole or adjacent to the sound output hole / pickup hole. By means of the above manner, the electronic device disclosed by the invention can effectively conduct the static electricity entering the electronic device from the sound output hole / pickup hole to the ground, and meanwhile reduce the static electricity protection cost of the electronic device is also reduced.

The invention relates to a highly safe children's garment. The fabric of the highly safe children's garment is formed by weaving yarn, wherein the yarn is composed of glass fibers, polyvinyl chloride fibers and polyimide fibers and formed by spirally twisting the polyvinyl chloride fibers and the polyimide fibers together with the glass fibers as the central shaft. The glass fibers have the advantages of being nonflammable and high in tensile strength; the preeminent advantages of polyvinyl chloride fibers are being nonflammable, good in elasticity and warm-keeping effect but the polyvinyl chloride fibers are easy to produce and maintain static electricity; the polyimide fibers are good in high-temperature resistant performance and good in electrical insulating performance; the polyvinyl chloride fibers and the polyimide fibers can be wrapped around the outside of the glass fibers, so that the crispness of the glass fiber can be overcome and a static electricity protection effect can be obtained.

The invention discloses a display screen with an anti-static structure and a preparation method of display screen, the display screen comprises a display area and a non-display area, a plurality of first metal wires are arranged in the display area, and at least one end of each first metal wire extends to the non-display area; the plurality of second metal wires are arranged in the display area, and at least one end of each second metal wire extends to the non-display area; and a plurality of protection devices are located in the non-display area, and each protection device is connected to one end of the first metal wire or one end of the second metal wire. According to the display screen, the electrostatic protection effect can be achieved on the wiring of the display area without a discharge path or a TFT discharge type circuit, the width of the non-display area of the display screen is saved, the protection effect is good, the technological process is simple, and the display area process in the display screen can be compatible.