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    • 3. 发明授权
    • Multi-step landing micro-mirror, method for manufacturing the same and multi-step landing micro-mirror array
    • 多步登陆微镜,制造相同和多步登陆微镜阵列的方法
    • US06922270B2
    • 2005-07-26
    • US10735669
    • 2003-12-16
    • Moon Youn JungChi Hoon JunChang Auck ChoiYun Tae Kim
    • Moon Youn JungChi Hoon JunChang Auck ChoiYun Tae Kim
    • B81B3/00G02B26/08
    • G02B26/0841B81B3/0062B81B2201/042Y10S359/904
    • A multi-step landing micro-mirror, a method for manufacturing the same, and a multi-step landing micro-mirror array are disclosed. The multi-step landing micro-mirror comprises a trench formed in a substrate and having N−1 steps in one side wall thereof; N plates rotated in or on the trench; and 2N springs for connecting the plates to each other; wherein the N plates are composed of an outermost first plate, a second plate connected with the first plate by the spring and located in the first plate, . . . , and a N-th plate connected with a (N−1)-th plate by the spring and located in the (N−1)-th plate, wherein when voltages are applied to the N plates and the trench, respectively, the first plate is subjected to a first landing with a predetermined rotation angle on a first step of the trench due to the constant voltage, the second plate is subjected to a second landing with the predetermined rotation angle on a second step of the trench, . . . , the N-th plate is subjected to a N-th landing with the predetermined rotation angle on the other side wall of the trench. Accordingly, the low voltage driving can be performed by performing the multi-step driving during the electrostatic force is applied, the elastic force of the spring for supporting the mirror can be enhanced, therefore the reliability of the optical switch can be improved.
    • 公开了一种多步着陆微镜,其制造方法以及多台阶着陆微镜阵列。 多台阶着陆微反射镜包括形成在基板中并在其一个侧壁中具有N-1个台阶的沟槽; N个板在沟槽中或沟槽上旋转; 和2N弹簧,用于将板彼此连接; 其中所述N个板由最外面的第一板,通过弹簧与所述第一板连接并位于所述第一板中的第二板组成。 。 。 以及通过弹簧与第(N-1)板连接并位于(N-1)板中的第N板,其中当分别向N个板和沟槽施加电压时, 第一板由于恒定的电压在沟槽的第一台阶上以预定的旋转角度进行第一次着陆,第二板在沟槽的第二台阶上以预定的旋转角进行第二次着陆。 。 。 第N个板在沟槽的另一个侧壁上以预定的旋转角进行第N次着陆。 因此,通过在施加静电力的同时进行多级驱动,可以进行低压驱动,可以提高用于支撑反射镜的弹簧的弹力,从而可以提高光开关的可靠性。
    • 4. 发明申请
    • MICRO-SCALED ANIMAL CELL INCUBATOR AND PRODUCTION METHOD THEREOF
    • 微量级动物细胞培养物及其生产方法
    • US20100279396A1
    • 2010-11-04
    • US12746093
    • 2008-06-27
    • Yo Han ChoiKwang Hyo ChungDae Sik LeeSang Hee KimMin Suk JeongChi Hoon JunMoon Youn JungSeon Hee Park
    • Yo Han ChoiKwang Hyo ChungDae Sik LeeSang Hee KimMin Suk JeongChi Hoon JunMoon Youn JungSeon Hee Park
    • C12M3/00H05K3/00
    • C12M23/20B01L3/5027B01L7/00C12M23/16C12M41/12Y10T29/49124
    • There is provided a cell culture technology for culturing an animal cell in a separate microstructure. The micro-scaled animal cell incubator includes a lower glass substrate having fine hot wires processed with a metal and formed in an upper surface thereof; a first PDMS film attached onto the lower glass substrate to form two or more liquid and solid storage spaces in a position corresponding to the fine hot wires of the lower glass substrate and gas flow channels coupled respectively to the liquid and solid storage spaces to allow generated gases to flow therethrough; a gas-permeable PDMS thin film attached onto the gas flow channels of the PDMS film to pass the generated gases therethrough; a second PDMS film attached onto the PDMS thin film and having a culture medium storage space for storing a culture medium; and an upper glass substrate attached onto the second PDMS film and having fine hot wires formed in a lower surface thereof, the fine hot wires being covered by the PDMS film. The micro-scaled animal cell incubator may be useful to control a temperature of a culture medium to a suitable temperature level, as well as to self-supply gases required for the animal cell culture in a microstructure.
    • 提供了用于在单独的微结构中培养动物细胞的细胞培养技术。 微型动物细胞培养箱包括具有用金属加工并形成在其上表面的细微热丝的下玻璃基板; 附着在下玻璃基板上的第一PDMS膜,以形成两个或多个液体和固体存储空间,该液体和固体储存空间位于对应于分别与液体和固体储存空间相连的下玻璃基板和气流通道的细热线的位置,以允许产生 气体流过其中; 透气的PDMS薄膜,附着在PDMS薄膜的气流通道上,以使产生的气体通过; 附着在PDMS薄膜上并具有用于储存培养基的培养基储存空间的第二PDMS膜; 以及附着在第二PDMS膜上并具有形成在其下表面上的精细热丝的上玻璃基板,细的热丝被PDMS膜覆盖。 微量级动物细胞培养箱可用于将培养基的温度控制到合适的温度水平,以及自动供应在微结构中动物细胞培养所需的气体。
    • 6. 发明授权
    • Micro gas sensor and manufacturing method thereof
    • 微气体传感器及其制造方法
    • US07861575B2
    • 2011-01-04
    • US12142695
    • 2008-06-19
    • Chi Hoon JunSang Choon KoMoon Youn JungSeon Hee Park
    • Chi Hoon JunSang Choon KoMoon Youn JungSeon Hee Park
    • G01N7/00G01N27/12
    • G01N33/0027G01N27/128
    • A micro gas sensor is disclosed including a substrate; an open cavity formed in the substrate; an electrode pad separation groove formed on the substrate; a first and a second electrode pads formed over the substrate and electrically insulated from each other by the electrode pad separation groove; a micro heater connected to the first electrode pad and configured of a bridge structure suspended over the open cavity; a first sensing electrode extending from the first electrode pad and suspended over the open cavity; a second sensing electrode extending from the first electrode pad and suspended over the open cavity; and a gas sensing film electrically coupled to the micro heater and filling a gap between the first and the second sensing electrodes.
    • 公开了一种包括基板的微气体传感器; 在所述基板中形成的开放空腔; 形成在所述基板上的电极焊盘分离槽; 第一和第二电极焊盘,形成在所述衬底上并且由所述电极焊盘分离槽彼此电绝缘; 连接到第一电极焊盘并由悬挂在开放空腔上的桥结构构成的微加热器; 第一感测电极,其从所述第一电极焊盘延伸并悬挂在所述开放腔上; 第二感测电极,其从所述第一电极焊盘延伸并悬挂在所述开口腔上; 以及电气耦合到微加热器并填充第一和第二感测电极之间的间隙的气体感测膜。
    • 8. 发明授权
    • Thermally actuated wavelength tunable optical filter
    • 热致振动波长可调滤光片
    • US07116863B2
    • 2006-10-03
    • US10819271
    • 2004-04-07
    • Chang Kyu KimMyung Lae LeeChang Auck ChoiChi Hoon JunYun Tae Kim
    • Chang Kyu KimMyung Lae LeeChang Auck ChoiChi Hoon JunYun Tae Kim
    • G02B6/26
    • G02B6/29358G02B6/29395
    • Provided is a wavelength tunable optical filter of a micro-electro-mechanical system (MEMS). The wavelength tunable optical filter comprises two optical fibers or optical waveguides having their optical axes aligned to each other, two lens for collimating light at leading ends of the optical fibers or optical waveguides, two or more mirrors formed on a substrate, thermal actuators supporting at least one of the mirrors, wherein one of the mirrors is actuated by thermal expansion of the actuator. Because all mirrors are formed on a substrate, a manufacturing process is simple and an initial resonance wavelength can be precisely adjusted. Since the thermal expansion is generated by the electrical current directly flowing through the thermal actuators, it can be actuated by a low consumption power. Also, since an electrostatic force is not used to move the mirrors, a sticking phenomenon between the mirrors does not occur, and the wavelength can be tunable in a wide range. Since the planar mirrors are arranged in parallel, the light alignment is easily performed, the line width is constant and the insertion loss is low.
    • 提供了微机电系统(MEMS)的波长可调光滤波器。 波长可调光滤波器包括两个光纤或光波导,其光轴彼此对准,用于准直光纤​​或光波导前端的光的两个透镜,形成在基板上的两个或更多个反射镜,支持在 至少一个反射镜,其中一个反射镜由致动器的热膨胀致动。 因为所有的反射镜都形成在基板上,所以制造工艺简单,可以精确调节初始共振波长。 由于热膨胀是由直接流过热致动器的电流产生的,因此可以通过低功耗来致动。 此外,由于不使用静电力来移动反射镜,所以不会发生反射镜之间的粘附现象,并且波长可以在宽范围内可调。 由于平面镜平行配置,因此容易进行光对准,线宽恒定,插入损耗低。
    • 9. 发明授权
    • Wavelength tunable optical filter
    • 波长可调滤光片
    • US07209608B2
    • 2007-04-24
    • US10923838
    • 2004-08-24
    • Chang Kyu KimMyung Lae LeeChi Hoon JunChang Auck ChoiYun Tae Kim
    • Chang Kyu KimMyung Lae LeeChi Hoon JunChang Auck ChoiYun Tae Kim
    • G02B6/28G02B6/36G02B27/00G02B1/10G02B5/28
    • G02B26/001G02B2006/12109
    • Provided is a Fabry-Perot type wavelength tunable optical filter, comprising a first mirror; a second mirror located over the first mirror; a driving body located over the first mirror, and having both ends fixed to the first mirror through a spacer; a plurality of electrodes, each formed on both ends of the driving body; a rod structure connecting a center of the driving body and the second mirror; a plurality of fixing means, each fixed to the first mirror at both sides of the rod structure through the spacer; and a plurality of elastic bodies connecting the rod structure with the plurality of fixing means and acting as a rotational axis. And the mirror is driven by the rod structure acting as a lever that has an elastic body as a rotational axis, when warping is generated by electro-thermal expansion, electromagnetic force or external force. Thereby the mirror can be driven in the larger wavelength tunable range and the low power consumption.
    • 提供了一种法布里 - 珀罗型波长可调谐滤光器,包括第一反射镜; 位于第一镜上的第二镜; 位于所述第一反射镜上方的驱动体,并且其两端通过间隔件固定到所述第一反射镜; 多个电极,各自形成在所述驱动体的两端; 连接驱动体的中心和第二反射镜的杆结构; 多个固定装置,每个固定装置通过间隔件固定到杆结构的两侧的第一反射镜; 以及多个弹性体,其将所述杆结构与所述多个固定装置连接并用作旋转轴线。 并且当由作为电热膨胀,电磁力或外力产生翘曲时,作为具有弹性体作为旋转轴的杠杆的杆结构驱动反射镜。 从而可以在更大的波长可调范围和低功耗范围内驱动反射镜。
    • 10. 发明授权
    • Micro-optical switch and method for manufacturing the same
    • 微光开关及其制造方法
    • US06791731B2
    • 2004-09-14
    • US10329702
    • 2002-12-27
    • Ho Jun RyuDoo Young HahChi Hoon JunYun Tae Kim
    • Ho Jun RyuDoo Young HahChi Hoon JunYun Tae Kim
    • G02B2608
    • G02B26/085Y10S359/90
    • The present invention relates to a micro-optical switch and comprises an external frame having a plurality of holes inside; an internal frame positioned in the plurality of holes and having holes inside; light reflecting means positioned inside the holes of the internal frame; external magnetic substances positioned at both sides of the external frame; outside torsion hinge for connecting the external frame to the internal frame and having 45° to the magnetic field produced by the external magnetic substances; inside torsion hinge for connecting the internal frame to the light reflecting means and for being perpendicular to said outside torsion hinge; an outside coil wired in the internal frame; and an inside coil wired in the light reflecting means, and is characterized in that the light reflecting means and the internal frame are preferably rotated by the inside torsion hinge and the outside torsion hinge as an axis when a current is applied to the inside coil and the outside coil.
    • 微型光开关技术领域本发明涉及一种微型光开关,其包括:内部具有多个孔的外框; 定位在所述多个孔中并在其内部具有孔的内部框架; 位于内部框架的孔内的光反射装置; 位于外框架两侧的外部磁性物质; 外部扭转铰链,用于将外部框架连接到内部框架,并且与由外部磁性物质产生的磁场成45°; 内部扭转铰链,用于将内部框架连接到光反射装置并且用于垂直于所述外部扭转铰链; 外部线圈连接在内部框架中; 以及布线在光反射装置中的内部线圈,其特征在于,当电流施加到内侧线圈时,光反射装置和内部框架优选地通过内部扭转铰链和外部扭转铰链作为轴线旋转, 外线圈。