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37results about How to "Addressing performance improvements" patented technology

Epitaxial silicon wafer and method for producing the same

An epitaxial silicon wafer in which on growing an epitaxial film only on the front side of a large-sized wafer which is 450 mm or more in diameter, the wafer can be decreased in warpage to obtain a high intrinsic gettering performance and a method for producing the epitaxial silicon wafer. Intrinsic gettering functions have been imparted to a high resistant large-sized silicon wafer which is 450 mm or more in diameter and 0.1 Ω·cm or more in specific resistance by introducing nitrogen, carbon or both of them to a melt on pulling up an ingot. Thereby, after the growth of an epitaxial film, a silicon wafer is less likely to warp greatly. As a result, it is possible to decrease the warpage of an epitaxial silicon wafer and also to obtain a high intrinsic gettering performance.
Owner:SUMCO CORP

Manual gear automotive electronic parking control system and control method

The invention relates to a manual gear automotive electronic parking control system and a control method. The control system comprises a circuit board with a singlechip, wherein the circuit board is provided with a tilt angle sensor, a GPS (global position system) module, an OBD (on-board diagnostics) signal input end and a stoplight signal interface; a displacement sensor is arranged on a pedal of a clutch; an electronic parking press-pull switch, an electronic parking full-automatic key and an electronic parking semi-automatic key are arranged in a driving cab; the circuit board is connected with a motor power box through a motor power interface and can control a motor to rotate in a forward direction and a reverse direction; and the circuit board is connected with the motor through a Hall sensor to acquire rotating speed signals. The manual gear automotive electronic parking control system and the control method have the following benefits: firstly, by adding the GPS module, speed per hour of a vehicle is measured in an auxiliary manner to achieve the safest use effect; and secondly, the control system and control method are applicable to later period refitment of a majority of vehicles, with improvement of the existing vehicle parking system, performance of existing vehicles can be effectively improved, and vehicle safety accidents caused by forgetting to pulling the hand brake or hand brake failures are reduced.
Owner:刘金鹏

Semiconductor device and its manufacturing method

The thickness and occupied area are reduced compared with conventional methods when semiconductor chips are three-dimensionally arranged, low-cost mounting is realized without using any other components, and the manufacturing process of the semiconductor device is simplified. A flip-chip mounting structure in which a first semiconductor chip (101) thinned by back-grinding and a substrate (105) are directly connected to a wiring pattern (106) through bump electrodes (102) is fabricated. For example, an electrode (104) higher than the sum of the thickness of the first semiconductor chip (101) and the electrode (102) is formed on a second semiconductor chip (103) and connected directly to the wiring pattern (106) on the substrate (105), thus providing a most-compact, three-dimensional semiconductor mounted device.
Owner:PANASONIC CORP

Paraffin-based rubber softening oil and preparation method thereof

InactiveCN102504425AGood compatibilityGood oxidation resistanceParaffin waxChemistry
The invention discloses a paraffin-based rubber softening oil and a preparation method thereof. The paraffin-based rubber softening oil comprises: 65-72 wt% of refined paraffin-based base oil, 27-33 wt% of liquid paraffin, and 1-5 wt% of an anti-aging composite agent. The preparation method comprises the following steps: (1) adding the refined paraffin-based base oil to a reaction kettle, heating to a temperature of 60-70 DEG C, and stirring; (2) sequentially adding the liquid paraffin and the anti-aging composite agent; and (3) respectively stirring for 25-35 minutes to obtain the paraffin-based rubber softening oil of the present invention. The paraffin-based rubber softening oil of the present invention has advantages of excellent compatibility, good antioxidation and low volatility, and further has the advantages of simple production process, no toxicity and no harm.
Owner:上海锦海特种润滑油厂

Antenna apparatus and mobile terminal having same

InactiveCN111492644AWith manual effect compensation functionImprove characteristic deteriorationSimultaneous aerial operationsAntenna supports/mountingsMechanical engineeringPhysics
A mobile terminal, according to the present invention, comprises: a first conductive member that forms a part of a lower end of an outer metal frame; and a second conductive member that is spaced apart from the first conductive member and that forms a part of the lower end and a side surface of the outer metal frame. In addition, the mobile terminal may additionally include conductive lines that are respectively connected to points on the respective first conductive member and second conductive member, and that are connected to one another inside the mobile terminal. To this end, the second conductive member is adjacently connected to ground in a certain location from the point on the second conductive member, and thereby an antenna apparatus and a mobile terminal that can cover all low-frequency bands including LTE, and that have a hand effect correction function can be provided.
Owner:LG ELECTRONICS INC

Plant composition for preventing and repairing skin sensitivity and preparation method thereof

The invention discloses a plant composition for preventing and repairing skin sensitivity. The plant composition comprises the following raw materials in percentage by weight: 0.5-20% of a pogostemon cablin extract, 0.5-20% of a humulus lupulus extract and 0.5-20% of a rosemary extract. The product provided by the invention can quickly and effectively relieve discomfort caused by skin sensitivity, such as stabbing pain, pruritus and the like. The skin sensitive symptoms such as skin discomfort, erythema index, percutaneous water loss rate, skin hydration and the like can be remarkably relieved and improved after long-term use, and the skin barrier function is repaired. Through scientific solvent proportioning and combination, the product has water-oil amphipathicity, can be dissolved in a high proportion in a water phase and an oil phase for use, and can exert the efficacy of the product to the greatest extent according to different application products.
Owner:孟令超

Fabric for protection of pneumonia germs based on graphene and preparation method of fabric

The invention provides a fabric for the protection of pneumonia germs based on graphene and a preparation method of the fabric. Polyester is modified with graphene obtained by modification of diisocyanate, the fiber in the fabric is obtained by obtained modified polyester melting spinning. The diisocyanate is reacted with hydroxyl radical on the surface of graphene oxide, and then the modified graphene is obtained after reduction; then the modified graphene is reacted with hydroxyl-terminated polyester, isocyanate on the surface of the modified graphene is reacted with terminal hydroxyl groupto enable the graphene and polyester to be chemically bonded to obtain modified polyester masterbatch; and after the modified polyester masterbatch melts spinning, the modified polyester masterbatch is crossed, wound or connected to obtain the modified polyester fabric. In order to increase the graphene loading, the hydroxyl-terminated polyester is preferred to be hydroxyl-terminated hyperbranchedpolyester. The fabric for the protection of the pneumonia germs based on the graphene and the preparation method of the fabric can significantly improve the load fastness of the graphene on the fabric by chemical bonding, and then the protective durability of the fabric against the pneumonia germs is improved.
Owner:宁波市雪狼户外服饰有限公司

Application of phycofuscin to preparation of composition for preventing, treating or improving heart diseases

The invention provides application of phycofuscin to preparation of a composition for preventing, treating or improving heart diseases. The invention proves that the phycofuscin can relieve growth inhibition of rat primary cardiac valvular interstitial cells caused by H2O2, avoid cell damage and DNA damage of valvular interstitial cells caused by oxidation pressure, reduce the density of active oxygen, recover the apoptosis phenomenon caused by H2O2 and relieve valvular interstitial cell calcification caused by H2O2. And mitral valve leakage, tricuspid valve leakage and compensatory cardiac expansion of dogs in animal experiments are improved.
Owner:台湾中华海洋生技股份有限公司

Graphene-based fabric for protection against pneumonia bacteria and preparation method thereof

The invention provides a fabric for the protection of pneumonia germs based on graphene and a preparation method of the fabric. Polyester is modified with graphene obtained by modification of diisocyanate, the fiber in the fabric is obtained by obtained modified polyester melting spinning. The diisocyanate is reacted with hydroxyl radical on the surface of graphene oxide, and then the modified graphene is obtained after reduction; then the modified graphene is reacted with hydroxyl-terminated polyester, isocyanate on the surface of the modified graphene is reacted with terminal hydroxyl groupto enable the graphene and polyester to be chemically bonded to obtain modified polyester masterbatch; and after the modified polyester masterbatch melts spinning, the modified polyester masterbatch is crossed, wound or connected to obtain the modified polyester fabric. In order to increase the graphene loading, the hydroxyl-terminated polyester is preferred to be hydroxyl-terminated hyperbranchedpolyester. The fabric for the protection of the pneumonia germs based on the graphene and the preparation method of the fabric can significantly improve the load fastness of the graphene on the fabric by chemical bonding, and then the protective durability of the fabric against the pneumonia germs is improved.
Owner:宁波市雪狼户外服饰有限公司
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