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    • 72. 发明授权
    • Method of controlling probe microscope
    • 控制探针显微镜的方法
    • US5955660A
    • 1999-09-21
    • US763674
    • 1996-12-06
    • Akihiko Honma
    • Akihiko Honma
    • G01B21/30G01B11/30G01N37/00G01Q20/02G01Q60/24G01Q60/32G01Q60/38H01J37/28
    • G01Q10/065B82Y35/00G01Q60/32Y10S977/851
    • An improved stable feedback control circuit for a scanning probe microscope has a vibrationally driven cantilever having a probe mounted at a distal end thereof at a frequency near the resonance frequency thereof and a light detector for measuring deflection of the cantilever in response to a repulsive force acting between the probe and a surface of a sample and producing a pair of output signals which vary depending upon deflection of the cantilever and a detected signal having the vibrating frequency of the cantilever as a fundamental frequency component thereof, a method for controlling the probe microscope comprising the steps of: producing a plurality of input signals for the feedback control circuit comprising a first input signal equivalent to the root-mean-square value of the detected signal and a second input signal equivalent to a difference between, or the sum of, the pair of output signals of the light detector, and adding the first and second input signals to produce a feedback control signal used for maintaining a constant distance between the probe and the sample surface.
    • 用于扫描探针显微镜的改进的稳定反馈控制电路具有振动驱动的悬臂,其具有以其接近谐振频率的频率安装在其远端处的探头和用于响应于作用的排斥力来测量悬臂的偏转的光检测器 在探针和样品的表面之间产生一对根据悬臂的偏转而变化的输出信号和具有作为其基本频率分量的悬臂的振动频率的检测信号,用于控制探针显微镜的方法包括: 步骤:产生反馈控制电路的多个输入信号,该输入信号包括与检测信号的均方根值相当的第一输入信号和等于或小于或等于 光检测器的一对输出信号,并且添加第一和第二输入信号以产生费用 dback控制信号用于保持探头和样品表面之间的恒定距离。
    • 77. 发明授权
    • Method and apparatus for estimating performance of gas tube
    • 用于估计气管性能的方法和装置
    • US5815253A
    • 1998-09-29
    • US760511
    • 1996-12-05
    • Jin-Sung KimTaek-Jin LimGui-Jin Kim
    • Jin-Sung KimTaek-Jin LimGui-Jin Kim
    • G01N23/225F16L55/00F17D5/00G01N21/88G01N21/93G01N21/954G01N23/227G01N37/00G01Q60/24
    • G01N21/88
    • Method and apparatus for estimating the performance of a gas tube. The method comprising the steps of: (a) preparing a sample tube to be analyzed and cutting the sample tube in a desired size and shape; (b) examining distribution of defects and surface condition of the cut sample tube with an optical microscope; (c) analyzing structure and composition of surface defects which can not be measured in the step (b), to determine type and composition of the surface defects and shape of a surface grain; (d) analyzing structure of an inner surface-treated layer of the sample tube along the thickness thereof; and (e) synthetically analyzing data for defect density and surface roughness, which are numerically expressed through the steps (a) to (d), to define a reference data which can be used in a semiconductor manufacturing process.
    • 用于估计气体管的性能的方法和装置。 该方法包括以下步骤:(a)准备要分析的样品管并以期望的尺寸和形状切割样品管; (b)用光学显微镜检查切割的样品管的缺陷和表面状况的分布; (c)分析在步骤(b)中不能测量的表面缺陷的结构和组成,以确定表面缺陷的形式和组成以及表面颗粒的形状; (d)沿其厚度分析样品管的内表面处理层的结构; 和(e)综合分析通过步骤(a)至(d)数值表示的缺陷密度和表面粗糙度的数据,以定义可用于半导体制造工艺的参考数据。
    • 80. 发明授权
    • Scanning probe microscope and molecular processing method using the
scanning probe microscope
    • 扫描探针显微镜和分子加工方法采用扫描探针显微镜
    • US5730940A
    • 1998-03-24
    • US340866
    • 1994-11-15
    • Tohru Nakagawa
    • Tohru Nakagawa
    • C12M1/34C12M1/40C12Q1/68G01B7/34G01B21/30G01N27/416G01Q60/10G01Q60/24G01Q60/38G01Q60/42G01Q60/44G01Q70/00
    • G01Q60/60B82Y35/00G01Q60/42B82Y30/00Y10S977/728Y10S977/849Y10S977/852Y10S977/853Y10S977/86Y10S977/877Y10S977/879Y10S977/881Y10S977/924Y10S977/958
    • This invention relates to a scanning probe microscope which examines or processes directly the structure of substance surfaces at the molecular or atomic level, and a method for processing molecules using a scanning probe microscope and a method for detecting DNA base arrangement. A scanning probe microscope has a probe approaching or contacting the substance surface to detect a physical quantity between the substance surface and the probe, wherein the physical quantity is what is interacted or chemically reacted between the substance surface and the molecules or atom groups which act as a sensor and are fixed on the probe, scanning at an atomic level of precision. Therefore, surface structure within a microscopic region can be examined or processed at the molecular or atomic level. A method for detecting DNA base arrangement with any one of three or four kinds of probes fixed with any one of four different kinds of molecules interacting four kinds of bases consisting of DNA, by approaching single stranded DNA fixed on a substrate, measuring the force and scanning by an atomic force microscope at an atomic level of precision.
    • 本发明涉及一种扫描探针显微镜,该扫描探针显微镜直接检查分子或原子水平的物质表面的结构,以及使用扫描探针显微镜处理分子的方法和检测DNA碱基排列的方法。 扫描探针显微镜具有接近或接触物质表面的探针以检测物质表面和探针之间的物理量,其中物理量是物质表面与作为的物质表面和分子或原子团之间的相互作用或化学反应的物质 传感器并固定在探头上,以原子级精度扫描。 因此,微观区域内的表面结构可以在分子或原子水平进行检查或处理。 用四种不同种类的分子中的任何一种分离的任何一种探针中的任何一种探测DNA的检测方法,其通过接近固定在基底上的单链DNA,测量力和与 用原子力显微镜以原子精度扫描。