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    • 12. 发明授权
    • Device for sensing position of human body using infrared sensor
    • 使用红外传感器感测人体位置的装置
    • US5742055A
    • 1998-04-21
    • US677501
    • 1996-07-10
    • Don-Hee Lee
    • Don-Hee Lee
    • G01V8/14G01J1/02G01J1/06G01P13/00G01P13/04G01S3/782G01S3/786G08B13/00G08B13/19G08B13/193G08B13/18G08B13/191
    • G08B13/193G01P13/00G01P13/04G01S3/782Y10S250/01
    • The present invention relates to a device for sensing the position of a human body using an infrared ray sensor including: a light focusing device for converging an infrared ray emitted from the human body; a guiding device for guiding only a predetermined direction infrared ray among the infrared rays converged by the light focusing device; an infrared ray sensing device for sensing the infrared ray received by the guiding device; a direction shifting device for shifting the sensing direction of the infrared ray sensing part up, down, right and left; a circuit device for amplifying the output of the infrared ray sensing device, A/D converting it and then driving the direction shifting device; and a determination device for determining the position, movement direction and the activity of a human body using an output signal of the circuit device and a driving timing of the direction shifting device.
    • 本发明涉及一种使用红外线传感器感测人体位置的装置,包括:聚光装置,用于会聚从人体射出的红外线; 用于仅引导由聚光装置会聚的红外线中的预定方向红外线的引导装置; 用于感测由引导装置接收的红外线的红外线感测装置; 用于向上,向下,向左和向左移动红外线感测部分的感测方向的方向移动装置; 用于放大红外线感测装置的输出的电路装置,对其进行A / D转换,然后驱动方向移动装置; 以及确定装置,用于使用电路装置的输出信号和方向移位装置的驱动定时来确定人体的位置,移动方向和活动。
    • 20. 发明授权
    • Gas concentrator
    • 气体浓缩器
    • US07550036B2
    • 2009-06-23
    • US10522547
    • 2004-06-08
    • Junbae LeeSeong-Moon ChoDon-Hee Lee
    • Junbae LeeSeong-Moon ChoDon-Hee Lee
    • B01D53/02
    • B01D53/04B01D53/0446B01D53/047B01D2259/402C01B13/0259
    • The present invention relates to a gas concentrator, which produces concentrated gas by applying a pressure difference to adsorbent having selective adsorption property to specific gas from mixed gas and by separating the specific gas. According to the present invention, there is provided the gas concentrator, comprising a filter for filtering out impurities from the mixed gas; a plurality of adsorption beds containing the adsorbent for separating the specific gas from the mixed gas supplied via the filter and including a backflow prevention means formed on channels through which the separated gas is discharged therefrom; a small pipe for interconnecting the channels at production stages of the adsorption beds with each other to perform processes of cleaning and applying vacuum pressure to the adsorption beds; a vacuum pumping means which is connected to a channel for supplying the mixed gas to the adsorption beds and generates the pressure difference caused from a difference between the a vacuum pressure and a pressure of the mixed gas; a valve means comprising a channel base of a single body formed with channels respectively connected to the adsorption beds, the channel for supplying the mixed gas, and the vacuum pumping means, and solenoid drivers mounted in the channel base for switching the channels formed in the channel base in order to alternately apply the vacuum pressure and the pressure of the mixed gas to the adsorption beds; and a gas supplying means for controllably supplying the mixed gas supplied from the filter to the gas separated and produced from the adsorption beds and then supplying a target space with the gas of which flow rate and concentration is controlled.
    • 本发明涉及一种气体浓缩器,其通过对来自混合气体的特定气体具有选择性吸附性质的吸附剂施加压差并通过分离特定气体产生浓缩气体。 根据本发明,提供了一种气体浓缩器,其包括用于从混合气体中滤出杂质的过滤器; 多个吸附床,其含有用于从与过滤器供给的混合气体分离特定气体的吸附剂,并且包括形成在通过其分离的气体从其排出的通道上的防回流装置; 用于将吸附床的生产阶段的通道彼此互连的小管,以执行清洁和向吸附床施加真空压力的过程; 真空泵送装置,其连接到用于将混合气体供应到吸附床的通道,并产生由真空压力和混合气体的压力之间的差异引起的压力差; 一种阀装置,包括一个形成有分别连接到吸附床的通道的单体通道底座,用于供应混合气体的通道和真空泵装置,以及安装在通道底座中的螺线管驱动器,用于切换形成在 通道底座,以便将吸入床的真空压力和混合气体的压力交替地施加; 以及气体供给装置,用于将从过滤器供给的混合气体可控地供给到从吸附床分离和产生的气体,然后向其控制流量和浓度的气体供给目标空间。