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120results about How to "Lower impedance" patented technology

Projection-type capacitive touch panel

The invention provides a projection-type capacitive touch panel, which comprises a transparent substrate, a first conductive layer arranged on a surface of the transparent substrate, a first insulation layer which is provided with a plurality of first through holes, a second conductive layer arranged on the first insulation layer, a second insulation layer which covers the second conductive layer and is provided with a plurality of second through holes, and a third conductive layer, wherein a first sensor of the second conductive layer is electrically coupled to the first conductive layer through the first through holes; a pattern of the first conductive layer or the second conductive layer is the same as and overlapped with a pattern of the third conductive layer; and the third conductive layer is electrically coupled to the first conductive layer and the second conductive layer through the first through holes and the second through holes. By the projection-type capacitive touch panel, the third conductive layer is electrically coupled to the first conductive layer and the second conductive layer through the through holes in the first conductive layer and the second conductive layer; the impedance can be effectively reduced in a manner that a plurality of conductive layers are connected in parallel with one another; the number of resistive and capacitive (RC) loads is prevented from being increased; and a phenomenon that the touch sensitivity of a large-size touch panel is reduced because of the RC loads is avoided.
Owner:AU OPTRONICS CORP

In-cell touch liquid crystal panel and array substrate thereof

The invention discloses an in-cell touch liquid crystal panel and an array substrate thereof. The array substrate comprises a glass substrate, a first metal layer, a second metal layer, a third metal layer and a common electrode layer, wherein the first metal layer, the second metal layer, the third metal layer and the common electrode layer are formed on the glass substrate and are mutually insulated; a plurality of scanning lines are arranged in the second metal layer; a plurality of connection lines are arranged in the third metal layer; the common electrode layer is segmented into a plurality of touch induction electrodes, and the touch induction electrodes are electrically connected to a touch detection chip through the connection lines; and a plurality of metal lines are also arranged in the second metal layer, the metal lines and the scanning lines are mutually insulated, and two ends of each metal line are independently electrically connected to the connection line just above the metal line, wherein a second direction and a first direction are mutually vertical. The in-cell touch liquid crystal panel and the array substrate thereof can reduce the impendence of the connection lines of the touch induction electrodes and improve touch flexibility.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Composite additive for producing electrolytic copper foil with high bending resistance and low outline

ActiveCN102002737ALower impedanceSolve the bending resistanceElectroforming processesCopper foilHigh frequency
The invention relates to a composite additive for producing an electrolytic copper foil with high bending resistance and a low outline, which belongs to the technical field of the production process of highly precise electrolytic copper foils. The composite additive for producing the electrolytic copper foil with the high bending resistance and the low outline is characterized by consisting of cellulose, glutin, thiazoline based sodium dithiopropanesulphonate and succinic acid ester sulfonate. The additive and the formula adopted by the invention have the advantages that: the tensile strength and elongation of a product at normal temperature and high temperature is improved, and the defect of low bending resistance of the electrolytic copper foil is effectively overcome; and the surface roughness of the electrolytic copper foil for high peak valve is more than or equal to 3 mu m, the transmission distance of a signal in a flexible printed circuit (FPC) is extended, attenuation and delay can be generated, so a high-frequency signal cannot be transmitted at a high speed, but the additive and the formula adopted by the invention ensure that the product has low outline property, has the rough surface roughness of less than or equal to 1.5mu m, can meet the using requirement of the FPC on a precise circuit and high-frequency high-speed transmission, and has a simple production process and lower cost.
Owner:SHANDONG JINBAO ELECTRONICS

Non-aqueous electrolyte for ternary lithium ion batteries and nickelic lithium ion battery comprising electrolyte

The invention relates to the technical field of lithium ion batteries, and discloses non-aqueous electrolyte for ternary lithium ion batteries and a nickelic lithium ion battery comprising the electrolyte. The non-aqueous electrolyte for ternary lithium ion batteries comprises electrolyte lithium salt, a non-aqueous organic solvent and a film-forming additive, wherein the film-forming additive comprises a compound with a structure in formula (I). The additive with the structure in formula (I) is capable of forming uniform and compact protection films on the surfaces of ternary materials, so asto decrease oxidation reaction of the electrolyte on the surfaces of battery materials; the formed SEI films are stable and compact, so that the increase of AC impedance of the batteries in the cycling process is decreased and the cycling performance of the batteries is improved; and the HOMO energy of the films is slightly higher than ethylene carbonate, so that the films can be oxidized and decomposed on the surfaces of anodes in prior to ethylene carbonate, thereby inhibiting the decomposition reaction of the electrolyte solvent and playing a positive role in enhancing the cycling performance of NCM/graphite batteries at a high temperature of 45 DEG C.
Owner:SHANSHAN ADVANCED MATERIALS QUZHOU CO LTD

Display device, display panel and manufacturing method thereof

The invention relates to a display device, a display panel and a manufacturing method of the display panel, and relates to the technical field of display. The display panel includes an array substrate, a package layer, a package substrate, an auxiliary electrode and a conductive connection structure. The array substrate includes a pixel defining layer and a transparent cathode layer arranged on one side of the pixel defining layer, and the pixel defining layer defines a plurality of pixel areas. The package layer covers the cathode layer, and the package layer is provided with a through hole exposing the cathode layer. The projection of the through hole on the array substrate is located in the pixel defining layer. The package substrate and the array substrate are arranged oppositely. Theauxiliary electrode is arranged on the surface, close to the array substrate, of the package substrate, and the projection of the auxiliary electrode on the array substrate is located in the pixel defining layer. The conductive connection structure covers the auxiliary electrode, and passes through the through hole to be electrically connected with the cathode layer. The package effect of the display panel in the disclosure can be improved.
Owner:HEFEI XINSHENG OPTOELECTRONICS TECH CO LTD +1

Lithium bis(oxalato)borate preparation method

The invention provides a lithium bis(oxalato)borate preparation method. The preparation method comprises the steps: weighing lithium hydroxide, oxalic acid and boric acid according to a certain molarratio; then respectively drying lithium hydroxide, oxalic acid and boric acid; then putting the dried lithium hydroxide, oxalic acid and boric acid into a ball mill to be evenly ball milled to form amixture; then dry pressing the mixture into pieces under the certain pressure P; then putting into a container; reacting under the vacuum environment with a temperature as 105 to 130 DEG C for 5 to 8h; then putting into the vacuum environment with a temperature as 140 to 170 DEG C to react for 12 to 24 h to prepare a lithium bis(oxalato)borate crude product; then grinding the lithium bis(oxalato)borate crude product into powder; fully dissolving into distilled anhydrous acetonitrile; filtering to obtain filtrate; evaporating and concentrating the filtrate until the residual liquid is 1 to 2%of the total amount of the filtrate; finally, pouring the residual liquid and drying a product which is prepared by evaporating and concentrating the filtrate to obtain lithium bis(oxalato)borate. According to the method disclosed by the invention, a technology is simple, the raw materials are cheap and easy to obtain, and the purity of the prepared product is extremely high.
Owner:湖南科霸汽车动力电池有限责任公司

Tire pressure gauge and air faucet connecting structure

The invention discloses a tire pressure gauge and air faucet connecting structure which comprises a universal head, a conductive coating film, a first mating piece and an insulating fixing piece; the universal head is arranged on the tail end of the axial direction of the air faucet, and is provided with a second mating piece; the conductive coating film is fixed on an outer shell, and comprises a film body, a tongue piece which extends into the outer shell form the film body and is electrically connected with a transmission circuit in a circuit board, and a guide groove penetrated to the film body; the film body is provided with an inner concave spherical surface and an outer convex spherical surface; the universal head is universally connected with the inner concave spherical surface, and is concentric with the outer convex spherical surface; the first mating piece comprises a limiting piece; the insulating fixing piece is sleeved on the periphery of the air faucet so that the air faucet is fixed with a hub in an insulating way; the two mating pieces are mutually fixed in a matched way through the guide groove; and the signals of the transmission circuit of the tire pressure gauge are transmitted to the space sequentially through the conductive coating film, the first mating piece, the second mating piece, the universal head and the air faucet. The tire pressure gauge and air faucet connecting structure can ensure the high-efficiency and reliable transmission of the signals while ensuring the tire pressure gauge and the air faucet are stably connected and rotate flexibly, and can minimize the economic losses caused by the hitting to the tire pressure gauge.
Owner:STEELMATE CO LTD
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