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    • 62. 发明授权
    • Channel add/drop filter and channel monitor employing two-dimensional photonic crystal
    • 通道加/减滤波器和采用二维光子晶体的通道监视器
    • US07046878B2
    • 2006-05-16
    • US10708525
    • 2004-03-10
    • Susumu NodaYoshihiro AkahaneTakashi Matsuura
    • Susumu NodaYoshihiro AkahaneTakashi Matsuura
    • G02B6/27
    • G02B6/1225B82Y20/00
    • The channel add/drop filter includes first and second 2D photonic crystals, and the first 2D photonic crystal includes a first waveguide and a first cavity, with the first cavity acting to take in light of a specific wavelength from the first waveguide and radiate it outside the first photonic crystal, and the second 2D photonic crystal includes a second waveguide with substantially the same characteristics as the first waveguide and a second cavity with substantially the same characteristics as the first cavity. The first and second waveguides are optically connected so that when the principal plane of the first 2D photonic crystal and the electric-field vector of the light within the first waveguide torn, an arbitrary angle α, the principal plane of the second 2D photonic crystal and the electric-field vector of the light within the second waveguide form an angle of α+(π/2).
    • 通道分插滤波器包括第一和第二2D光子晶体,并且第一2D光子晶体包括第一波导和第一腔,第一腔用于从第一波导吸收特定波长的光,并将其辐射到外部 第一光子晶体和第二2D光子晶体包括具有与第一波导基本相同的特性的第二波导和具有与第一空腔基本相同的特性的第二腔。 第一和第二波导被光学连接,使得当第一2D光子晶体的主平面和第一波导内的光的电场矢量撕裂时,任意角度α,第二2D光子晶体的主平面和 第二波导内的光的电场矢量形成α+(pi / 2)的角度。
    • 64. 发明授权
    • Microwave plasma film-forming apparatus for forming diamond film
    • 用于形成金刚石膜的微波等离子体成膜装置
    • US06837935B2
    • 2005-01-04
    • US10222085
    • 2002-08-16
    • Kiichi MeguroTakashi MatsuuraTakahiro Imai
    • Kiichi MeguroTakashi MatsuuraTakahiro Imai
    • C30B29/04C23C16/27C23C16/511C23C16/52C30B25/02C23C16/00H05H1/00
    • C23C16/274C23C16/52
    • An apparatus forms a diamond film from a microwave plasma by controlling a manufacturing condition based on a spectroscopic measurement of the plasma light emission to obtain a large area of a high-quality diamond film. Using the apparatus, a gas mixture of hydrocarbon gas and hydrogen gas is introduced into a reactor, where the gas mixture is excited by microwave energy which is also introduced into the reactor to generate a plasma, and the light emitted from the plasma is spectroscopically measured using a spectroscope. Furthermore, a formation condition of the diamond film is controlled such that the spectrum of a carbon molecule (C2) falls within a predetermined range of requirement. A carbon molecule vibration temperature is determined from the spectrum, and the formation condition, such as the microwave input power, the reactor pressure, or the gas flow rate, is controlled so that the determined vibration temperature falls within a specified range, especially 2000 to 2800 K.
    • 一种装置通过基于等离子体发光的光谱测量控制制造条件从微波等离子体形成金刚石膜,以获得大面积的高品质金刚石膜。 使用该装置,将烃气体和氢气的气体混合物引入反应器中,其中气体混合物由也被引入反应器中的微波能量激发以产生等离子体,并且从光谱测量从等离子体发射的光 使用分光镜。 此外,控制金刚石膜的形成条件使得碳分子(C2)的光谱落在预定的要求范围内。 从光谱确定碳分子振动温度,控制微波输入功率,反应器压力或气体流量等的形成条件,使得所确定的振动温度落在规定范围内,特别是2000〜 2800 K.
    • 66. 发明授权
    • Engine control system and the method thereof
    • 发动机控制系统及其方法
    • US5934249A
    • 1999-08-10
    • US922570
    • 1997-09-03
    • Atsushi NanbaAkira AkimotoNobuhiro HakuraTakashi Matsuura
    • Atsushi NanbaAkira AkimotoNobuhiro HakuraTakashi Matsuura
    • F02M25/07F02D21/08F02D41/00F02D41/02F02D41/18F02D43/00
    • F02D41/0052F02D2200/0402Y02T10/47
    • The EGR gas flow is established based on the difference between an assumed value and a control target value of non-air components partial pressure calculated from target control values such as engine torque and at the same time the intake air flow passing through a throttle valve is established based on the difference between an assumed value and a control target value of air components partial pressure and based on the air components within EGR gas. Further, based on thus established EGR gas flow and the intake manifold pressure, the operating amount of an EGR actuator is calculated and based on thus established air flow passing through the throttle valve, the operating amount of an throttle actuator is obtained. Further, based on an estimated value of air components partial pressure, a final basic fuel injection amount is determined. An object of the present invention is to provide an engine control system and method capable of improving a drive feel and emissions simultaneously by integrally controlling fuel injection, induction air and EGR.
    • 基于由目标控制值(例如发动机扭矩)计算的非空气分量分压的假定值和控制目标值之间的差建立EGR气体流量,并且同时通过节流阀的进气流量为 基于假定值和空气分量分压的控制目标值之间的差异,并且基于EGR气体内的空气分量来建立。 此外,基于这样建立的EGR气体流量和进气歧管压力,计算EGR致动器的操作量,并且基于这样确定的通过节流阀的气流,获得节气门致动器的操作量。 此外,基于空气分量分压的估计值,确定最终基本燃料喷射量。 本发明的目的是提供一种能够通过一体地控制燃料喷射,感应空气和EGR来同时改善驱动手感和排放的发动机控制系统和方法。
    • 67. 发明授权
    • Method of producing a silicon nitride based sintered body
    • 制造氮化硅基烧结体的方法
    • US5698156A
    • 1997-12-16
    • US448189
    • 1995-05-23
    • Takashi MatsuuraAkira YamakawaHasaya Miyake
    • Takashi MatsuuraAkira YamakawaHasaya Miyake
    • C04B35/584C04B35/64C04B33/32C04B33/34C04B33/36C04B35/71
    • C04B35/584C04B35/64
    • Provided herein is a me silicon nitride based sintered body composed only of uniform, fine crystal grains, and improved in both strength and fracture toughness in the middle and low temperature ranges. The crystalline silicon nitride powder thus produced is composed of crystal grains whose longer-axis diameter is not more than 200 nm or an amorphous silicon nitride powder is used as material powder. According to the disclosed method, the silicon nitride powder is sintered at a temperature of 1200.degree. C. to 1400.degree. C. or sintered with a product of sintering temperature (.degree. C.) and sintering time (sec) below 600000 (.degree. C. sec) at a temperature of 1400.degree. C. to 1900.degree. C. By this method, a silicon nitride based sintered body in which the longer-axis diameter of silicon nitride and/or sialon crystals is not more than 200 nm is obtained.
    • 本文提供了仅由均匀的细晶粒组成的I型氮化硅基烧结体,并且在中低温范围内提高了强度和断裂韧性。 由此制造的结晶氮化硅粉末由长轴直径不大于200nm的晶粒或非晶氮化硅粉末用作材料粉末构成。 根据所公开的方法,氮化硅粉末在1200℃至1400℃的温度下烧结,或烧结温度(℃)和烧结时间(秒)低于600000℃的产物烧结。 秒),在1400℃〜1900℃的温度下,得到氮化硅和/或赛隆晶体的长轴径不大于200nm的氮化硅系烧结体。
    • 68. 发明授权
    • Josephson junction device of oxide superconductor and process for
preparing the same
    • 氧化物超导体的约瑟夫逊结器件及其制备方法
    • US5624885A
    • 1997-04-29
    • US526306
    • 1995-09-11
    • Saburo TanakaTakashi MatsuuraHideo Itozaki
    • Saburo TanakaTakashi MatsuuraHideo Itozaki
    • H01L39/22H01L39/24
    • H01L39/2496Y10S505/702
    • A Josephson junction device includes a substrate, an oxide thin film formed on a portion of the principal surface of the substrate, which is constituted of a single crystal of which lattices shift at angle of 45.degree. to that of the principal surface of the substrate. One of the two portions of the oxide superconductor thin film is formed on the oxide thin film and the other portion of the superconductor thin film is formed on the principal surface of the substrate directly so that the lattices of the two portions of the oxide superconductor thin film are respectively linear up to those of the oxide thin film and the principal surface of the substrate and the grain boundary. The grain boundary which constitutes a weak link of the Josephson junction is formed just on the step portion formed of the oxide thin film.
    • 约瑟夫逊结装置包括基板,形成在基板的主表面的一部分上的氧化物薄膜,其由与晶片主表面成45°的角度偏移的单晶构成。 氧化物超导体薄膜的两部分之一形成在氧化物薄膜上,超导体薄膜的另一部分直接形成在基板的主表面上,使得氧化物超导体的两部分的晶格薄 膜分别与氧化物薄膜以及基板的主表面和晶界线性相关。 构成约瑟夫逊结的弱连接的晶界恰好在由氧化物薄膜形成的台阶上形成。