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39results about How to "Achieve electrical contact" patented technology

Radar module packaging body and manufacturing method thereof

The present invention relates to a radar module packaging body. The radar module packaging body comprises: a box cover having a metal layer arranged at the inner surface of the box cover, wherein a cavity is formed between the box cover and a box body; the box body, wherein the box body comprises a first insulation body connected with the box cover, the first insulation body is internally provided with a hole channel, one end of the hole channel corresponds to the position of an antenna, and the other end of the hole channel is communicate with the cavity, and the box body also comprises one or more than one chips which are arranged on a second insulation body in an inversion mode and are covered with the first insulation body, the second insulation body and a third insulation body; and the antenna and a conduction circuit which are arranged in the third insulation body and pass through the second insulation to connect with the bonding pads of the one or more than one chips, wherein the metal barrier layers are arranged between the antenna and the bonding pads and between the conduction circuit and the bonding pads, and the conduction circuit is exposed from the third insulation body for electric contact. The present invention further relates to the manufacturing method of the packaging body.
Owner:NAT CENT FOR ADVANCED PACKAGING

Micro-tube type three-dimensional heterojunction device structure and preparation method and application thereof

The invention relates to a micro-tube type three-dimensional heterojunction device structure and a preparation method and application thereof. The micro-tube type three-dimensional heterojunction device structure comprises a micro-tube type semiconductor two-dimensional material three-dimensional heterojunction, an inner wall electrode, an outer wall electrode and a substrate, the inner wall electrode is only in electric contact with the inner wall material of the micro-tube type three-dimensional heterojunction; the outer wall electrode is only in electric contact with the outer wall materialof the micro-tube type three-dimensional heterojunction; the inner wall electrode and the outer wall electrode are insulated from the substrate; the micro-tube type semiconductor two-dimensional material three-dimensional heterojunction is a tubular three-dimensional heterojunction formed by self-curling of a semiconductor two-dimensional material planar heterojunction located on the substrate. The problem that a tubular three-dimensional heterojunction device cannot be prepared is solved, the process is simple, the preparation of the micro-tube three-dimensional heterojunction and electric contact between the outer wall material and the outer wall electrode can be achieved at the same time, it is guaranteed that current only passes through the micro-tube three-dimensional heterojunctionin the radial direction instead of a planar heterojunction, and the structure can be widely applied to the fields of photoelectric detection, photovoltaics, gas sensing, electronic components and thelike.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Anisotropic conductive sheet, its manufacturing method, and inspection device for circuit board

Disclosed herein are an anisotropically conductive sheet that can retain necessary conductivity over a long period of time upon its repeated use even when its thickness is small, and thus permits achieving high resolving power and long service life, a production process thereof, and an inspection apparatus for circuit boards equipped with this anisotropically conductive sheet. The anisotropically conductive sheet of the invention comprises a base material composed of an insulating elastic polymeric substance and a great number of conductive particles exhibiting magnetism, which are contained in the base material in a state oriented in a thickness-wise direction of the sheet to form chains, wherein an insulating reinforcing material formed of mesh is contained in the base material. The production process of the anisotropically conductive sheet of the invention comprises preparing a molding material with conductive particles exhibiting magnetism contained in a polymeric substance-forming material, which will become an elastic polymeric substance by being cured, forming a molding material layer containing a reinforcing material formed of mesh in a state immersed in the molding material, and subjecting the molding material layer to a curing treatment while applying or after an application of a magnetic field to the molding material layer in a thickness-wise direction thereof.
Owner:JSR CORPORATIOON

Optoelectronic component and method for producing same

An optoelectronic component (10) and a method for producing same are provided in various exemplary embodiments. The optoelectronic component (10) has a first electrically conductive contact layer (101), an electrically insulating layer (102) over the first electrically conductive contact layer (101), a second electrically conductive contact layer (103) over the electrically insulating layer (102), a first electrically conductive electrode layer (20) over the second electrically conductive contact layer (103), at least one optically functional layer structure (22) over the first electrically conductive electrode layer (20) and a second electrically conductive electrode layer (23) over the optically functional layer structure (22). The second electrically conductive contact layer (103) comprises a first recess (110). The electrically insulating layer (102) comprises a second recess (111) which overlaps the first recess (110). An electrically conductive through-contact (112) is arranged in the first recess (110) and in the second recess (111), said through-contact being guided to the first electrically conductive contact layer (101). The electrically conductive through-contact (112) is electrically insulated with respect to the second electrically conductive contact layer (103).
Owner:OSRAM OLED

Detection device on a spinning preparation machine and carding bar set intended therefor

ActiveCN110234803ALow conductivityReduce or even avoid conductivityCarding machinesEngineeringContact layer
A carding cloth (10) has a backing (12), carding needles (11) passing through this, held in position thereby and projecting on a first side of the backing (12) and an electrically conductive layer (13, 15) arranged on a second side on the backing (12) facing away from the first side such that it is in electrical contact with the needles (11) on the second side of the backing (12). Or the layer (15) is a component of the backing (12), and the needles (11) contact the layer (15) through said backing. The layer (15) can be a textile fabric (15) with electrically conductive threads which are coupled together electrically directly or indirectly via the carding cloth needles (11), which threads can extend longitudinally or transversely to the cloth (10), which has an electrically conductive contact element (20) such that it contacts the layer (13, 15) electrically in such a manner that the contact section is electrically coupled to all the threads. The contact element (20) has a connection section (16) designed to electrically contact an external element (50). A carding bar (10, 20, 30) comprises a cloth holder (30) having a holding section and an electrically conductive cloth connectionsection (20) forming the external element (50) and the cloth (10) held stationary in the cloth holder (30). A spinning preparation machine has a carding bar (10, 20, 30) of this type, a carding bar holder (70) to hold the carding bar (10, 20, 30) and a carding bar contact section (3) designed to be electrically coupled to the cloth connection section (20) when the carding bar (10, 20, 30) is mounted on the carding bar holder (70).
Owner:TRUETZSCHLER GRP SE

Card clothings, flat strips with clothing and machines with flat strips

The card wire (10) has a base (12), a card wire passing through the base, held in place by the base and protruding on a first side of the base (12) The needle (11) and the electrically conductive layer (13, 15) are arranged on the second side of the base (12) facing away from the first side, so that the layer is in contact with the clothing needle (11) in the Electrical contacts are made on the second side of the base (12). Alternatively the layer (15) is an integral part of the base (12) and the needles (11) pass through the layer in contact with the layer (15). The layer (15) has a textile fabric (15) with electrically conductive threads which are electrically coupled to each other directly or indirectly via the clothing needles (11), which extend along or transversely to the clothing (10), said The card clothing has electrically conductive contact elements (20), so that they are in electrical contact with the layers (13, 15), so that the contact sections are electrically coupled to all wires. The contact element (20) has a connection section (16), which is designed for electrical contact with an external element (50). The flat strips (10, 20, 30) have a clothing carrier (30) comprising a holding section and an electrically conductive clothing-connecting section (20) forming the outer element (50) and in said clothing carrier ( 30) Card clothing (10) held in a fixed position. The spinning preparation machine has such a flat strip (10, 20, 30), a flat strip support (70) for holding the flat strip (10, 20, 30) and a flat strip-contact section (3) , which is designed to be electrically coupled to the clothing-connecting section (20) when the flat strips (10, 20, 30) are mounted on the flat strip holder (70).
Owner:TRUETZSCHLER GRP SE

A full back electrode cell and its high-efficiency light trapping and selective doping manufacturing method

ActiveCN109192809BReduce parasitic light absorptionGuaranteed surface passivationFinal product manufacturePhotovoltaic energy generationPicosecond laserEvaporation (deposition)
The invention belongs to the technical field of solar cell manufacturing, in particular to a high-efficiency trapping and selective doping manufacturing method of a full-back electrode battery. Ultra-thin silicon oxide passivation film is prepared by micro-nano structure combined with atomic layer deposition technology to reduce the light reflection and parasitic light absorption on the front surface, while ensuring the passivation of the front surface. In order to solve the problem of large metal area recombination on the back, selective doping is adopted and picosecond laser is utilized on aphosphor doping layer to ensure heavy doping on the surface of n + layer, the depth of heavy doping layer is strictly controlled, which ensures good ohmic contact between phosphorus doped layer and metal contact region, and does not cause serious carrier recombination due to heavy doping. Crystalline silicon is further bulk passivated by ultra-thin silicon oxide passivation followed by low temperature annealing in hydrogen atmosphere. Al metal electrode is fabricated by thermal evaporation method. Under laser irradiation, Al forms good ohmic contact with p + and n + + through silicon oxide.
Owner:CHANGZHOU UNIV +2

A rolling metal mesh welding machine

The invention relates to metal mesh electric welding equipment, in particular to a rolling-type metal mesh electric welding machine. The rolling-type metal mesh electric welding machine mainly solvesthe technical problem that the efficiency in large-area welding of metal meshes is low due to the limitation of existing resistance welding structures. The rolling-type metal mesh electric welding machine comprises an operation platform, a supporting top plate, a connecting side plate, an electrode plate, an electrode roller, connecting arms and a transmission structure. According to the rolling-type metal mesh electric welding machine, an electrode structure in conventional resistance welding is improved, and through the utilization of a cylindrical structure, not only can the pressing function be ensured, but also the electric contact during rolling can be achieved; through the arrangement of the transmission structure, it is ensured that the electrode roller can move along the supporting top plate, and therefore the two ends of the electrode roller synchronously move; through the adoption of a driving gear and a driven gear and the cooperation of tooth rows on the supporting top plate, compared with common belt transmission, slipping can be prevented, the limiting function is achieved during rotation at the same time, the welding consistency can be ensured, and the accidental omission of welding points is reduced.
Owner:宁国市吉思知识产权运营有限公司

A micropipe three-dimensional heterojunction device structure and its preparation method and application

The present invention relates to a micropipe three-dimensional heterojunction device structure and its preparation method and application. The structure includes: micropipe semiconductor two-dimensional material three-dimensional heterojunction, inner wall electrodes, outer wall electrodes and substrate; The inner wall material of the tubular three-dimensional heterojunction forms electrical contact; the outer wall electrode only forms electrical contact with the outer wall material of the microtubular three-dimensional heterojunction; both the inner wall electrode and the outer wall electrode are insulated from the substrate; the microtubular semiconductor two-dimensional material three-dimensional The heterojunction is a tubular three-dimensional heterojunction formed by the self-curling of the plane heterojunction of the semiconductor two-dimensional material on the substrate. The invention solves the problem that the tubular three-dimensional heterojunction device cannot be prepared, has simple process, can simultaneously realize the preparation of the microtubular three-dimensional heterojunction and the electrical contact between the outer wall material and the outer wall electrode, and also ensures that the current only passes through the microstructure in the radial direction. Tubular three-dimensional heterojunctions can be widely used in photodetection, photovoltaics, gas sensing, electronic components and other fields without passing through planar heterojunctions.
Owner:BEIJING UNIV OF POSTS & TELECOMM

High-efficiency interception type environment-friendly bag-type dust collector

The invention discloses a high-efficiency interception type environment-friendly bag-type dust collector, and belongs to the technical field of bag-type dust collection. A plurality of dust-passing fiber nets are annularly encircled to form a polygonal dust collection bag, the dust-passing fiber nets are connected between an outer positioning rod and an inner moving rod, and the outer positioningrod and the inner moving rod are distributed in an inside-outside staggered manner, multiple groups of dust passing fiber nets are symmetrically arranged at a certain angle, the dust passing area of the multi-angle dust removal cloth bag is increased to a certain extent, when the multi-angle dust removal cloth bag absorbs dust to reach a certain saturation state, the dust blockage triggering module is triggered under the influence of high air pressure, and the high air pressure formed by blockage serves as a triggering condition, the motor is triggered and driven, and then the pulling mechanism is wound to be matched with the multiple inner moving rods, the dust passing fiber net is driven to vibrate back and forth inside and outside, the effect of shaking off dust on the dust passing fiber net is achieved, the continuous dust suction performance of the dust passing fiber nets is recovered to a certain degree, and the high-efficiency interception effect of the dust passing fiber nets is achieved.
Owner:广州凡瑞智能装备科技有限公司
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