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    • 91. 发明申请
    • TEMPERATURE COMPENSATION CIRCUIT
    • 温度补偿电路
    • US20090237151A1
    • 2009-09-24
    • US12407390
    • 2009-03-19
    • Naoki YOSHIDAMasahiro KANAIAsami KOBAYASHI
    • Naoki YOSHIDAMasahiro KANAIAsami KOBAYASHI
    • G05F3/02
    • G05F3/02G01C19/56
    • A temperature compensation circuit performing temperature compensation of an analog reference voltage, includes: a first reference voltage generating circuit generating a first voltage of which a voltage level varies depending on a temperature; a second reference voltage generating circuit generating a second voltage of which a voltage level is independent of a temperature and having a circuit configuration that is same as a circuit configuration of the first reference voltage generating circuit; an inverting amplifier having a gain of 1, which inverts and amplifies a voltage difference between the first voltage and the second voltage so as to generate a third voltage; and a differential amplifier amplifying a voltage difference between the third voltage and the first voltage so as to generate a fourth voltage In the temperature compensation circuit, the differential amplifier includes: a first operational amplifier; a first resistor coupled between a first node and a second node that is an inverting input terminal of the first operational amplifier; a second resistor coupled between a third node and a fourth node that is a non-inverting input terminal of the first operational amplifier; a third resistor coupled between the second node and a fifth node that is an output node of the first operational amplifier; and a fourth resistor coupled between the fourth node and a sixth node to which an analog reference voltage is applied. Further, in the circuit, resistance values of the first resistor and the second resistor are set to be same as each other, and resistance values of the third resistor and the fourth resistor are set to be same as each other.
    • 执行模拟参考电压的温度补偿的温度补偿电路包括:第一参考电压产生电路,其产生电压电平根据温度变化的第一电压; 产生第二电压的第二参考电压产生电路,其电压电平与温度无关,并具有与第一参考电压产生电路的电路配置相同的电路配置; 具有增益1的反相放大器,其反转和放大第一电压和第二电压之间的电压差,以产生第三电压; 以及放大第三电压和第一电压之间的电压差以产生第四电压的差分放大器。在所述温度补偿电路中,所述差分放大器包括:第一运算放大器; 耦合在第一节点和第二节点之间的第一电阻器,其是第一运算放大器的反相输入端子; 耦合在第三节点和第四节点之间的第二电阻器,其是第一运算放大器的非反相输入端子; 耦合在所述第二节点和作为所述第一运算放大器的输出节点的第五节点之间的第三电阻器; 以及耦合在所述第四节点和施加了模拟参考电压的第六节点之间的第四电阻器。 此外,在电路中,第一电阻器和第二电阻器的电阻值被设置为彼此相同,并且第三电阻器和第四电阻器的电阻值被设置为彼此相同。
    • 100. 发明授权
    • Packaging system
    • 包装系统
    • US06923324B2
    • 2005-08-02
    • US10346756
    • 2003-01-17
    • Masahiro Kanai
    • Masahiro Kanai
    • B65B53/00B65D73/00B65D81/07B65D71/00
    • B65D81/07
    • A packaging system that protects an article. The packaging system includes a corrugated paperboard cradle having a flat, rigid support portion for supporting a lower surface of the article and a tubular plastic sleeve having a tubular axis. The sleeve surrounds the article and at least a portion of the support portion to secure the article to the cradle. The sleeve is heat shrunk to conform to the upper periphery of the upper surface of the article, to form a package assembly. The cradle is placed in a universal presentation box for shipping.
    • 一种保护物品的包装系统。 包装系统包括瓦楞纸板支架,其具有用于支撑制品的下表面的平坦的刚性支撑部分和具有管状轴线的管状塑料套筒。 套筒围绕物品和支撑部分的至少一部分以将物品固定到支架上。 套筒被热收缩以符合制品的上表面的上周边,以形成包装组件。 摇篮被放置在通用的展示盒中,用于运输。