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    • 71. 发明授权
    • Photodetecting device and display apparatus
    • 光电检测装置和显示装置
    • US08698066B2
    • 2014-04-15
    • US13321132
    • 2010-05-17
    • Yasuhiro Sugita
    • Yasuhiro Sugita
    • H01J40/14H01L31/00H04N3/14
    • H04N5/355G01J1/44G09G3/3648G09G2360/148H04N5/35509
    • Provided is a photodetecting device having a wider dynamic range with a simple configuration. A photodetecting device includes a photodiode (D1) (photodetecting element); a line RST (reset signal line); a line RS (readout signal line); a sensor row driver (5) (signal control section) that outputs, as a reset signal, a pulse signal generating a second voltage (VSS) to the line RST, and outputs a readout signal to the line RS; an accumulation node (11) connected to the line RST via the photodiode (D1), the accumulation node having a potential that varies with an amount of light received by the photodiode (D1) during a sensing period; and a transistor (M1) (sensor switching element) that reads out a signal corresponding to the variation of the potential of the accumulation node (11), and outputs the signal to the output line. The sensor row driver (5) applies a voltage at a level between a first voltage (V_SSR) and the second voltage (VSS) to the line RST, during at least a part of the sensing period.
    • 提供具有较宽动态范围的光检测器件,结构简单。 光检测器件包括光电二极管(D1)(受光元件); 线RST(复位信号线); 线RS(读出信号线); 向线路RST输出产生第二电压(VSS)的脉冲信号作为复位信号的传感器行驱动器(5)(信号控制部),向线RS输出读出信号; 经由光电二极管(D1)连接到线路RST的累积节点(11),所述累积节点具有在感测周期期间由所述光电二极管(D1)接收的光量而变化的电位; 以及读出与累积节点(11)的电位的变化相对应的信号的晶体管(M1)(传感器开关元件),并将该信号输出到输出线。 在感测周期的至少一部分期间,传感器行驱动器(5)将线路RST之间的电压施加在第一电压(V_SSR)和第二电压(VSS)之间。
    • 73. 发明授权
    • Vehicle rearview mirror system
    • 车后视镜系统
    • US08674285B2
    • 2014-03-18
    • US13665954
    • 2012-11-01
    • Donnelly Corporation
    • John P. DrummondKenneth Schofield
    • H01J40/14G01J1/44
    • G01J1/26B60R1/088G01J1/4204G01J1/46G02B27/01
    • A vehicle interior rearview mirror system includes an interior rearview mirror assembly having a reflective element and ambient and glare light sensors. A control circuit is operable to establish a reflectance level of the reflective element. At least one of (a) the mirror system includes a charge accumulation device selectively connected with the ambient or glare light sensor and the control circuit establishes the ambient and glare light levels as a function of time for an output of the charge accumulation device to reach a reference level when connected to the respective light sensor, (b) a common element is used to measure outputs of the light sensors sequentially to correspond errors due to component variations, and (c) the mirror system includes temperature compensation of the glare and/or ambient light sensor and the temperature compensation is responsive to a reference light sensor that is substantially not exposed to light.
    • 车辆内部后视镜系统包括具有反射元件和环境和眩光传感器的内部后视镜组件。 控制电路可操作以建立反射元件的反射率水平。 (a)镜系统中的至少一个包括与环境或眩光传感器选择性连接的电荷累积装置,并且控制电路根据电荷累积装置的输出达到的时间建立作为时间的函数的环境和眩光水平 当连接到相应的光传感器时,参考电平,(b)共同的元件用于顺序地测量光传感器的输出以对应于由于部件变化引起的误差,以及(c)镜系统包括眩光和/ 或环境光传感器,并且温度补偿响应于基本上不暴露于光的参考光传感器。
    • 74. 发明授权
    • System and method for analyzing light by three-photon counting
    • 通过三光子计数分析光的系统和方法
    • US08669512B2
    • 2014-03-11
    • US13338386
    • 2011-12-28
    • Amir NevetAlex HayatMeir Orenstein
    • Amir NevetAlex HayatMeir Orenstein
    • H01J40/14
    • G01J11/00G01J1/42G01J9/02G01J2001/442G01J2001/4466G01J2009/0211
    • A system for measuring one or more characteristics of light of a photon energy Eph from a light source, that can be determined from measuring three-photon absorption events, the system comprising: a) a detector having a band gap material characterized by gap energy between 2.1 and 3 times Eph; b) an optical element configured to concentrate a beam of light from the light source on the detector; c) a signal amplifier that amplifies an output signal indicative of when three photons produced by the light source undergo a three-photon absorption event in the band gap material; and d) an analyzer that analyzes the output signal to count or measure a rate of the three-photon absorption events, and determines the one or more characteristics of the light from the light source.
    • 一种用于测量来自光源的光子能量Eph的光的一个或多个特性的系统,其可以通过测量三光子吸收事件来确定,所述系统包括:a)具有带隙材料的检测器,其特征在于, 2.1倍和3倍Eph; b)光学元件,被配置为将来自光源的光束聚集在检测器上; c)信号放大器,其放大指示由所述光源产生的三个光子何时在所述带隙材料中经历三光子吸收事件的输出信号; 以及d)分析器,其分析输出信号以计数或测量三光子吸收事件的速率,并且确定来自光源的光的一个或多个特性。
    • 78. 发明授权
    • Method and apparatus for measuring the optical forces acting on a particle
    • 用于测量作用在颗粒上的光学力的方法和装置
    • US08637803B2
    • 2014-01-28
    • US13320503
    • 2010-05-14
    • Mario Montes UsateguiArnau Farré Flaquer
    • Mario Montes UsateguiArnau Farré Flaquer
    • H01J40/14G01N21/00H01S1/00G02B21/32
    • G02B21/32
    • An apparatus and method for measuring optical forces acting on a trapped particle. In one implementation the apparatus and method are adaptable for use in the optical train of an optical microscope that is configured to trap, with a single light beam, a particle suspended in a suspension medium between an entry cover and an exit cover of a chamber positioned on or within the microscope. The apparatus and method involves the use of a single collection lens system having a numerical aperture designed to be greater than or equal to an index of refraction index of the suspension medium intended to suspend the particle in the chamber which is placeable at or near the exit cover of the chamber of the microscope. A light sensing device is positioned at or near the back focal plane of the collection lens, or at an optical equivalent thereof, which is capable of directly or indirectly producing optical force measurements acting on the particle derived by the x and y coordinates of the centroid of the light distribution imaged onto the light sensing device by the collection lens.
    • 用于测量作用在被捕获的颗粒上的光学力的装置和方法。 在一个实施方案中,该装置和方法适用于光学显微镜的光学系列,该光学显微镜的光学系列被构造成用单个光束将悬浮在悬浮介质中的颗粒捕获在位于所述腔室的入口盖和出口盖之间 在显微镜下或内。 该装置和方法涉及使用具有数值孔径的单个收集透镜系统,该数字孔径被设计为大于或等于用于将颗粒悬浮在室中的悬浮介质的折射率指数,该室可放置在出口处或附近 显微镜室的盖子。 光感测装置位于收集透镜的后焦平面或其光学等效物处或附近,其能够直接或间接产生作用在由质心的x和y坐标导出的颗粒上的光学力测量 通过收集透镜成像到光感测装置上的光分布。