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

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 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 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 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 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 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 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 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 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.