202results about How to "Avoid electrostatic damage" patented technology

Disclosed is a high power LED package, including an LED; a silicon submount to which the LED is flip chip bonded; a reflective film formed on the silicon submount and electrically connected to the LED to increase light emitting efficiency of the LED; electrical wires connected to the reflective film to connect the LED to an external circuit; an insulating body formed below the silicon submount; a heat sink formed below the insulating body; an insulating substrate formed on the heat sink; and metal lines formed on the insulating substrate and connected to the electrical wires. In the LED package, since the silicon submount having the LED flip chip bonded thereto is directly attached to the heat sink, heat generated upon operation of the LED can be effectively radiated. Also, the LED package has a simple structure, thus having drastically decreased manufacturing costs. The high power LED can be applied to backlight units of LCDs or general illumination fixtures, and as well, to backlight units of conventional PCS phones or LED packages for key pads, therefore increasing the light properties of the LED. In particular, the LED package has an array of two or more submounts each having an LED flip chip bonded thereto, and thus, it can be applied to a module of a backlight unit for LCDs, thus having remarkably reduced manufacturing costs.

A light emitting device having a circuit protection unit is provided. The circuit protection unit has a low-resistance layer and a potential barrier layer, wherein a barrier potential exists at the interface between the low-resistance layer and the potential barrier layer. The circuit protection unit is electrically connected with the light emitting device. When an electrostatic discharge or excessive forward current is occurred in the light emitting device, the circuit protection unit provides a rectifying function for preventing damages caused by static electricity or excessive forward current to the light emitting device.

A light-emitting diode (LED) device with prevention of electrostatic damage, mainly comprises a surface insulated substrate onto which at least one power supply circuit and at least one second power supply circuit are provided, the former being electrically connected to a LED first electrode of a LED and a ESD second electrode of an electrostatic discharge protection device, while the latter being electrically connected to a LED second electrode of the LED and a ESD first electrode of the electrostatic discharge protection device, in such a way that an inverse-parallel circuit is formed by the LED and the electrostatic discharge protection device. Thus, not only a simplified manufacturing process and raised yield rate, but also a prolonged service life of the LED device may be obtained, due to the feature that active areas of the first power supply circuit and second power supply circuit are larger than those of the ESD first electrode and ESD second electrode.

The invention discloses a touch display screen and a touch display device. The touch display screen comprises an array substrate, a color film substrate, a group of first electrode lines, a group of second electrode lines and transparent conductive shielding layers, wherein the array substrate and the color film substrate are symmetrically arranged; the group of first electrode lines is arranged on the array substrate or the color film substrate; the group of second electrode lines is arranged on the array substrate or the color film substrate and is in intersection arrangement with the group of first electrode lines; and the transparent conductive shielding layers are arranged on the color film substrate and are positioned on the group of first electrode lines and the group of second electrode lines, and one parts of the transparent conductive shielding layer corresponding to the first electrode lines and the second electrode lines are provided with hollow structures. Mutual inductance signals between the first electrode lines and the second electrode lines can pass through gaps of the hollow structure, and thus the implementation of the touch functional is ensured; and in addition, the transparent conductive shielding layers per se have conductivity, when a display screen is touched by external static electricity, electrostatic charges can be quickly led out and connected with the ground by the transparent conductive shielding layers, the electrostatic damage to the display screen due to the electrostatic charges can be prevented, and the display effect is further increased.

The invention discloses a touch display screen and a touch display device. The touch display screen comprises an array substrate, a color film substrate, a group of first electrode lines, a group of second electrode lines and high-resistance transparent conductive shielding layers, wherein the array substrate and the color film substrate are symmetrically arranged; the group of first electrode lines is arranged on the array substrate or the color film substrate; the group of second electrode lines is arranged on the array substrate or the color film substrate and is in intersection arrangement with the group of first electrode lines; and the high-resistance transparent conductive shielding layers are arranged on the color film substrate and are positioned on the group of first electrode lines and the group of second electrode lines. The resistance value of the high-resistance transparent conductive shielding layers is higher, thus projection electric field signals between the first electrode lines and the second electrode lines can pass through the high-resistance transparent conductive shielding layers, and the implementability of touch operation is ensured; and in addition, the transparent conductive shielding layers per se have conductivity, when a display screen is touched by external static electricity, electrostatic charges can be quickly led out and connected with the ground by the transparent conductive shielding layers, the electrostatic damage to the display screen due to the electrostatic charges can be prevented, and the display effect is further increased.

The present invention relates to a Mfg. method for liquid-crystal display and a TFT complete substrate, the manufacturing method etch the insulation layer and the semi-conductor layer between two-layer metallic layers by using multi- gray level light shield at the overlap joint of the spacing layer circuit in the electrostatic protecting loop to folding electrically connect the two-layer metallic layer directly. The structure and the manufacturing method can interconnect with the first floor metal directly to share the same electric potential when the second metallic layer film is formed, the unused electrostatic charge is shared by both, and the discharging phenomenon between two-layer metal is prevented. The formed time of the effective electrostatic protection is ahead of time.

A backgrinding machine 10 of a semiconductor wafer W includes: a table 13 set on the working plane of a mount 11; a multiple number of holding jigs 20 arranged via check tables 15 on table 13; a grinding machine 30 for performing a grinding process of the rear side of semiconductor wafer W held by holding jig 20; and a washing device 40 for ground semiconductor wafers W. Each holding jig 20 is constructed of a concave 22 depressed on the surface of a base plate 21, a multiple number of supporting projections 23 projectively arrayed on the bottom surface of concave 22, a deformable contact film 24, covering the concave 22, being supported by the multiple supporting projections 23, for detachably holding semiconductor wafer W in close contact with it; and an exhaust path 25 for conducting air from the concave 22 covered by contact film 24 to the outside.

The embodiment of the invention discloses a display panel and an electronic device. The display panel comprises a display area and a non-display area surrounding the display area. The display area comprises a first shaped corner, a second shaped corner, and a first side shared by the first shaped corner and the second shaped corner. The non-display area comprises a peripheral driving circuit and anumber of electrostatic discharge circuits. The peripheral driving circuit and the first side are located on the same side of the display area. A number of electrostatic discharge circuits are adjacent to the display area and are sequentially arranged along the shapes of the first shaped corner, the first side and the second shaped corner. According to the embodiment of the invention, the arrangement of the electrostatic discharge circuits along the first shaped corner, the first side and the second shaped corner does not additionally increase the size of the frame area of the arranged peripheral driving circuit; the electrostatic discharge circuits are not arranged in an upper arc-shaped frame area, which can reduce the size of the upper frame area; and a signal line of the display panelis prevented from electrostatic damage, and at the same time the upper frame is narrow.

A light emitting device having a circuit protection unit is provided. The circuit protection unit has a low-resistance layer and a potential barrier layer, wherein a barrier potential exists at the interface between the low-resistance layer and the potential barrier layer. The circuit protection unit is electrically connected with the light emitting device. When an electrostatic discharge or excessive forward current is occurred in the light emitting device, the circuit protection unit provides a rectifying function for preventing damages caused by static electricity or excessive forward current to the light emitting device.

A radiation detector is provided that includes: plural pixels, each provided with a sensor portion including a switching element formed on a substrate and a photoelectric conversion element that is formed on the substrate and generates charge according to illuminated light; a planarizing layer formed on the plural pixels and including a light-blocking member with antistatic properties formed in a portion of the planarizing layer; and a light emitting layer that is formed on the planarizing layer and emits light according to irradiated radiation.

The invention discloses an antistatic heat-conducting organosilicon adhesive which exists in a single-component form. The adhesive is composed of organopolysiloxane with hydrolyzable groups at two ends, heat-conducting filler, crosslinking agent, catalyst and other additives, and the heat-conducting filler contains graphene with the surface treated, so that after a small amount of the heat-conducting filler is added, heat conductivity of the adhesive is increased substantially, and the adhesive has antistatic performance. After being added with a large amount of the filler, the single-component antistatic heat-conducting organosilicon adhesive still has high operability and thixotropic performance, can be used for adhesion of materials different in thermal expansivity, can prevent electronic devices from being damaged by static electricity due to antistatic performance and has wide industrial application prospect.

A discharging apparatus has a substrate holding part 32 which holds a substrate S; an discharging head 34 which discharges a liquid material onto the substrate S; an ion producing device 38 which provides an ionized wind on the substrate S; an exhaust device 40 which is placed on a direction where the ionized wind from the ionized wind producing device 38 is blowing, and the ionized wind is provided toward the liquid material on the substrate S, at least, immediately after discharging the liquid material onto the substrate S.

The invention provides a holding table, wherein the generation of static electricity caused by friction is avoided when workpieces are machined or processed and charges are not easily accumulated in the workpieces so as to reduce the charge amount and suppress the damage caused by static electricity. The holding table comprises a workpiece supporting part (40) equipped with an adsorption part (42) formed by porous bodies and the adsorption part (42) of a frame (41) formed by an insulation body for transmitting negative pressure to the supporting surface (421) of a supporting workpiece (1); a rotation supporting part (50) for supporting the rotation of the workpiece supporting part; a lightweight space (43) formed between the rotation supporting part and the workpiece supporting part; and a suction pathway (70A) for communicating the absorption part with a negative pressure source for generating negative pressure. The suction pathway is not communicated with the lightweight space.

The invention provides a liquid crystal display device mother board, which includes a first metal wire and a second metal wire which are across arranged; and also includes a first overlapping region arranged between the first metal wire and the second metal wire, and a first insulation layer for insulating the first metal wire and the second metal wire; the first metal wire is provided with a first bulge which laterally projects, and the second metal wire is provided with a second bulge which laterally projects; free ends of the first bulge and the second bulge are overlapped mutually, and a second overlapping region between the first bulge and the second bulge is provided with a second insulation layer and a semiconductor layer. By arranging the bulges which laterally project at two sides of the two metal wires and the semiconductor layer with electrostatic charge induction characteristic in the second overlapping region of the two bulges, the liquid crystal display device mother board makes the electrostatic charge accumulated on the mother glass board transfer to the second overlapping region of the bulges of the two metal wires, thereby effectively reducing the phenomenon of short circuit of the two metal wires generated in the first overlapping region.

A case has a synthesized resin radome that houses and covers an antenna unit, and a metal cover that covers a bottom opening of the radome. A shield case and the metal cover facing each other are connected to each other by a tongue piece. The antenna unit includes a circuit board that has a wiring pattern and a semiconductor component mounted on a lower surface thereof, the shield case that covers the lower surface of the circuit board and is connected to an outer conductor of a coaxial cable, a radiating conductor plate that is substantially disposed in parallel with an upper surface of the circuit board by a predetermined gap, and feeding pieces that extend from the radiating conductor plate and are connected to the wiring pattern. The antenna unit in the case is connected to an external circuit through the coaxial cable.

A luminous device with dependent votlage / resistor layer is composed of a luminous unit with a first and second surfaces, the first electrode on the first surface, the secone electrode on the second surface, and a dependent voltage / resistor layer connected to both the first electrode and the second electrode for antistatic purpose.

The invention provides an array substrate which comprises a base layer. A plurality of signal lines parallel to one another and test wires are arranged in the base layer, the test wires correspond to the signal lines respectively and are parallel to one another, the test wires and the signal lines are located on different surface layers of the base layer and are crossed, one end of each test wire is connected with the corresponding signal line, the other end of each test wire is connected with a test point, and each signal line is connected with an earth point. The invention further provides a manufacturing method of the array substrate.

The invention discloses an electrostatic protection structure which comprises a circuit substrate and a plurality of protective conductors. The circuit substrate is provided with an opening. The plurality of protective conductors are arranged on one side face of the circuit substrate and are adjacent to the periphery of the opening. Each of the protective conductors comprises a tip part and is arranged at the periphery of the opening in a direction that the tip part faces the center of the opening, and each of the protective conductors is electrically connected to the grounding line of the circuit substrate. The protective conductors can guide an electrostatic discharge arc to face the protective conductors, thus a condition that the electrostatic discharge arc passes the opening of the circuit substrate so as to avoid the damage to electronic components adjacent to the opening by static electricity.

A cover film comprising a substrate layer, an intermediate layer comprising a resin composition containing 50% by mass or more of a metallocene linear low-density polyethylene resin having a density of 0.900 to 0.940×103 kg / m3, and a sealant layer comprising an ethylene-type copolymerized resin containing 50 to 85% by mass of an olefin component.

The invention relates to a liquid crystal display and a repairing method thereof. The liquid crystal display comprises a glass substrate, data wire input end submodules formed on the glass substrate, repairing lines formed on the same sides and opposite sides of the data wire input end submodules, and a common electrode layer between the data wire input end submodules, wherein the repairing lines on the same sides of the data wire input end submodules are connected with the common electrode layer so that the repairing lines have a stable electric potential. Therefore, the liquid crystal display and the repairing method thereof can prevent the repairing lines from generating electro-static damage and improve the yield of the liquid crystal display.

Provided is a system in which the adsorption of foreign matter by a cleaning roller can be continued for a prolonged period of time without performing maintenance operations on the cleaning roller. The disclosed cleaning roller (11) moves relatively with respect to an object to be cleaned (S) while rotating and contacting the surface of the object to be cleaned (S), and removes foreign matter, such as dust and dirt, adhering to the surface of the object to be cleaned (S) by utilizing electrostatic force. A transferring roller (21) rotates while contacting the surface of the cleaning roller (11). The cleaning roller (11) is grounded via a voltage stabilizing circuit (12), and can have the roller surface charged stably with an electric charge for carrying out adsorption with said electrostatic force. The transferring roller (21) can have the surface thereof charged with an electric charge for adsorbing foreign matter adhering to the surface of the cleaning roller (11) by utilizing electrostatic force, and the transferring roller is connected to an external power source (31) such that the electrification voltage for the adsorption of said foreign matter with said electrostatic force is kept constant.

Dummy holes 36 are made for every one of display dot 5a, 5b and 5c at pixels 5 through interlayer film 33 up to gate electrode and scanning lines 11 before interlayer film 33 on glass substrate 3 is washed. When interlayer film 33 is washed, electric charges stored at semiconductor layer 21 are substantially the same in quantity as those stored at gate electrode and scanning lines 11 through dummy holes 36. Thus, electric potentials at gate electrode and scanning lines 11 are substantially equal in magnitude to those at semiconductor layer 21. This can suppress the occurrence of voltage differences imposed between gate electrode and scanning lines 11 and semiconductor layer 21.

A semiconductor device (100) according to the present invention includes a diode element (10). The diode element (10) includes: a first electrode (3) made of the same electrically conductive film as a gate electrode of a thin film transistor; an oxide semiconductor layer (5); and a second electrode (6) and a third electrode (7) being made of the same electrically conductive film as a source electrode of the thin film transistor and being in contact with the oxide semiconductor layer (5). The oxide semiconductor layer (5) includes offset regions (19) respectively between the first electrode (3) and the second electrode (6) and between the first electrode (3) and the third electrode (7).

The invention discloses a static electricity protection circuit, a display panel and a display device. When the amount of static electricity on a signal line on the display panel reaches a certain degree, the static electricity can be timely released through a second signal end of the static electricity protection circuit, so that a static electricity damage to the panel is avoided; when the display panel needs to be subjected to Cell Test, a required signal for the test is input into a first signal end by the second signal end through controlling a test control signal end, so that the function of the Cell Test can be achieved. Compared with an existing display panel in which the static electricity protection circuit is designed and a Shorting bar is also designed, the display panel disclosed by the invention has the advantages that the functions of static electricity protection and Cell Test can be achieved only by one circuit, so that the wiring space can be reduced; and the step of removing a Shorting bar region in the prior art is also omitted.

The present invention relates to a touch display device, comprising: a display device; and a touch panel disposed on a side of the display device, wherein the touch panel comprises: a substrate; a shielding layer disposed between the substrate and the display device; and a wiring layer disposed between the shielding layer and the display device, comprising: a first signal electrode comprising a first overlap region and a first non-overlap region; and a second signal electrode comprising a second overlap region and a second non-overlap region; wherein the first overlap region and the second overlap region overlap with the shielding layer; and a spacing between the first overlap region and the second overlap region is greater than a spacing between the first non-overlap region and the second non-overlap region.

An insulative connector body is accommodated in a conductive shield case. A conductive contact is provided on the connector body. An insulative cover is accommodated in the shield case so as to be slidable between a first position for concealing the contact and a second position for exposing a part of the contact and allowing a mating connector to electrically contact therewith. A conductive shield member is attached onto a front face of the cover which faces the mating connector.

A robot fixture for carrying mobile phone main boards comprises a connecting flange and a mounting plate. More than one set of relatively independent picking and placing mechanisms are arranged on themounting plate, the picking and placing mechanisms comprise vacuum generators and picking and placing assemblies, and the vacuum generators and the picking and placing assemblies are oppositely fixedto the mounting plate; each picking and placing assembly comprises a precise sliding table air cylinder, a vacuum air distributing block and more than one vacuum suction cup, cylinder bodies of the precise sliding table air cylinders are fixedly connected with the mounting plate and a rod body to drive the vacuum air distributing blocks to conduct lifting motion, and the vacuum suction cups are fixedly connected with the vacuum air distributing blocks; and air-distributing air channels are formed in the vacuum air distributing blocks, the air extraction ends of the vacuum generators communicate with the air outlet ends of the air-distributing air channels, and the vacuum suction cups communicate with the air inlet ends of the air-distributing air channels. According to the robot fixture for carrying the mobile phone main boards, circuit boards are picked and placed by adopting a robot, static damage can be avoided, the yield is increased and the stability is improved, the labor intensity is relieved, and the labor cost is reduced; and in addition, the picking and placing transfer frequency is reduced by arranging the multiple sets of picking and placing mechanisms, and the pickingand placing efficiency is improved.