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    • 3. 发明授权
    • Compact lighting system with infrared indicator
    • 小型照明系统带红外线指示灯
    • US09441832B2
    • 2016-09-13
    • US14142983
    • 2013-12-30
    • Glenn Bushee
    • Glenn Bushee
    • H01J43/00F21V33/00
    • F21V33/008F21V33/0008
    • A compact lighting assembly includes a circuit board having a battery, a light, a switching circuit and a push button switch selectively powering the light with the battery via the switching circuit. The operating life of the compact lighting assembly is increased by using a rechargeable battery charged by a photovoltaic device such as a solar cell. Even greater operating life is achieved with the use of a light-actuated switch, such as a photocell or photodiode, which limits or cuts off battery draw and illumination of the light in daylight or lighted ambient conditions and enables illumination of the light in dark ambient conditions such as nighttime and low light environments. An indicator such as a visible light is provided for identifying whether or not an infrared light is on and drawing power.
    • 小型照明组件包括具有电池,光,开关电路和按钮开关的电路板,其经由开关电路选择性地为电池供电。 通过使用由诸如太阳能电池的光电装置充电的可再充电电池来增加小型照明组件的使用寿命。 通过使用诸如光电池或光电二极管的光致开关来实现更大的工作寿命,其限制或切断电池在日光或照明的环境条件下的电池抽吸和照明,并且能够在黑暗的环境中照明光 条件如夜间和低光环境。 提供诸如可见光的指示器,用于识别红外光是否接通并且拉电。
    • 4. 发明授权
    • Vacuum photosensor device with electron lensing
    • 具有电子透镜的真空光电传感器
    • US09064678B2
    • 2015-06-23
    • US13660837
    • 2012-10-25
    • THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    • Daniel Ferenc
    • H01J40/14H01J43/06H01J43/00H01J40/16
    • H01J43/06H01J40/16H01J43/00
    • A scalable vacuum photosensor configured to simplify mass production with a housing having an evacuated first side at an ultrahigh vacuum and a second side which does not require high vacuum. The first side of the device is sealed to a base plate, having a central electron readout element, using an oxide-free sealing technique, with the deposited sealing areas serving as high voltage throughputs from the first to second sides. A conductive photocathode layer on the transparent first side converts photons to photoelectrons and concentrates the photoelectrons upon the readout. The first and second sides together form an electrostatic lens for accelerating and focusing photoelectrons upon the readout, preferably having a scintillator which generates secondary light measured by an optical detector in the second side of the housing.
    • 一种可缩放的真空光电传感器,其被配置为通过具有在超高真空下的抽真空的第一侧的壳体和不需要高真空的第二侧来简化批量生产。 该装置的第一侧被密封到具有中央电子读出元件的基板,使用无氧化物密封技术,沉积的密封区域用作从第一至第二侧的高电压通过量。 透明第一面上的导电光电阴极层将光子转换为光电子,并将光电子集中在读出中。 第一和第二面一起形成用于在读出时加速和聚焦光电子的静电透镜,优选地具有产生由壳体的第二侧中的光学检测器测量的二次光的闪烁体。
    • 7. 发明授权
    • Optical communication device
    • 光通信设备
    • US08445832B2
    • 2013-05-21
    • US13201212
    • 2009-03-05
    • Takashi TakemotoHiroki YamashitaTatsuya Saito
    • Takashi TakemotoHiroki YamashitaTatsuya Saito
    • H03F3/08H01J43/00H01J40/14G01R19/00
    • H03F3/087H03F1/223H03F1/34H03F3/082H03F3/3022H03F3/505H03F2200/453H04B10/6933
    • An optical communication device which can be operated at high speed is provided. For example, the optical communication device includes: a pre-amplifier circuit PREAMP1 amplifying a current signal Iin from a photodiode PD, and converting an amplified signal into a voltage signal; and an operating-point controller circuit VTCTL1 controlling an operation of the PREAMP1. The PREAMP1 includes a negative feedback path formed by a feedback resistance Rf1, and includes: a level-shift circuit LS1 level-shifting in accordance with an operating-point control signal Vcon; and an amplifier circuit AMP1 connected to a subsequent stage of the LS1 and performing an amplifying operation with a high gain. The VTCTL1 includes a replica circuit configured by the same circuit and circuit parameter as those of the AMP1 and electrically connected between the input and the output, and generates the Vcon so that an output DC level of this replica circuit is matched with an input DC level of the AMP1.
    • 提供可以高速运转的光通信装置。 例如,光通信装置包括:前置放大器电路PREAMP1,放大来自光电二极管PD的电流信号Iin,将放大后的信号变换为电压信号; 以及控制PREAMP1的操作的操作点控制器电路VTCTL1。 PREAMP1包括由反馈电阻Rf1形成的负反馈路径,并且包括:根据工作点控制信号Vcon的电平移位电路LS1电平移位; 以及连接到LS1的后级并且以高增益进行放大操作的放大器电路AMP1。 VTCTL1包括由与AMP1相同的电路和电路参数配置的电路复用电路,并且电连接在输入和输出端之间,并产生Vcon,使得该复制电路的输出直流电平与输入直流电平相匹配 的AMP1。