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    • 4. 发明授权
    • Silicon-based light emitting diode for enhancing light extraction efficiency and method of fabricating the same
    • 用于提高光提取效率的硅基发光二极管及其制造方法
    • US07772587B2
    • 2010-08-10
    • US12096764
    • 2006-03-14
    • Kyung Hyun KimNae Man ParkChul HuhTae Youb KimJae Heon ShinKwan Sik ChoGun Yong Sung
    • Kyung Hyun KimNae Man ParkChul HuhTae Youb KimJae Heon ShinKwan Sik ChoGun Yong Sung
    • H01L29/06H01L21/00
    • H01L33/44H01L33/10H01L33/20H01L33/22H01L33/34H01L33/38H01L2933/0091
    • Due to the indirect transition characteristic of silicon semiconductors, the light extraction efficiency of a silicon-based light emitting diode is lower than that of a compound semiconductor-based light emitting diode. For this reason, there are difficulties in practically using and commercializing silicon-based light emitting diodes developed so far. Provided is a silicon-based light emitting including: a substrate with a lower electrode layer on a lower surface thereof; a lower doped layer that is formed on an upper surface of the substrate and supplies carriers to an emitting layer; the emitting layer that is a silicon semiconductor layer including silicon quantum dots or nanodots formed on the lower doped layer and has a light-emitting characteristic; an upper doped layer that is formed on the emitting layer and supplies carriers to the emitting layer; an upper electrode layer formed on the upper doped layer; and a surface structure including a surface pattern formed on the upper electrode layer, a surface structure including an upper electrode pattern and an upper doped pattern formed by patterning the upper electrode layer and the upper doped layer, or a surface structure including the surface pattern, the upper electrode pattern, and upper doped pattern, wherein the surface structure enhances the light extraction efficiency of light emitted from the emitting layer according to geometric optics.
    • 由于硅半导体的间接跃迁特性,硅基发光二极管的光提取效率低于基于化合物半导体的发光二极管的光提取效率。 因此,实际上使用和商业化目前为止开发的硅基发光二极管存在困难。 本发明提供一种硅基发光体,具有:下表面具有下电极层的基板; 下部掺杂层,其形成在所述衬底的上表面上并将载体提供给发光层; 所述发光层是包含形成在所述下掺杂层上的硅量子点或纳米点的具有发光特性的硅半导体层; 上部掺杂层,其形成在所述发光层上并将载流子提供给所述发光层; 形成在上掺杂层上的上电极层; 以及包括形成在上电极层上的表面图案的表面结构,包括通过图案化上电极层和上掺杂层形成的上电极图案和上掺杂图案的表面结构,或包括表面图案的表面结构, 上电极图案和上掺杂图案,其中表面结构根据几何光学增强了从发光层发射的光的光提取效率。
    • 5. 发明申请
    • SILICON BASED LIGHT EMITTING DIODE
    • 硅基发光二极管
    • US20090242913A1
    • 2009-10-01
    • US11720987
    • 2005-11-14
    • Tae-Youb KimNae-Man ParkKyung-Hyun KimGun-Yong Sung
    • Tae-Youb KimNae-Man ParkKyung-Hyun KimGun-Yong Sung
    • H01L33/00
    • H01L33/465H01L33/34H01L33/38
    • Provided is a highly efficient silicon-based light emitting diode (LED) including a Distributed Bragg Reflector (DBR), an n-type doping layer, and a p-type substrate structure. The silicon-based LED includes: a substrate having a p-type mesa substrate structure; an active layer that is formed on the substrate and has a first surface and a second surface opposite the first surface; a first reflective layer facing the first surface of the active layer; a second reflective layer that is located on either side of the p-type substrate structure and faces the second surface of the active layer; an n-type doping layer sandwiched between the active layer and the first reflective layer; a first electrode electrically connected to the n-type doping layer; and a second electrode electrically connected to the p-type substrate structure.
    • 提供了包括分布式布拉格反射器(DBR),n型掺杂层和p型衬底结构的高效硅基发光二极管(LED)。 硅基LED包括:具有p型台面基板结构的基板; 活性层,其形成在所述基材上并具有与所述第一表面相对的第一表面和第二表面; 面向有源层的第一表面的第一反射层; 第二反射层,其位于p型衬底结构的任一侧并面向有源层的第二表面; 夹在有源层和第一反射层之间的n型掺杂层; 电连接到所述n型掺杂层的第一电极; 以及与p型基板结构电连接的第二电极。
    • 6. 发明申请
    • BIOSENSOR AND METHOD OF MANUFACTURING THE SAME
    • 生物传感器及其制造方法
    • US20090152597A1
    • 2009-06-18
    • US12195305
    • 2008-08-20
    • Tae Youb KIMNae Man ParkHan Young YuMoon Gyu JangJong Heon Yang
    • Tae Youb KIMNae Man ParkHan Young YuMoon Gyu JangJong Heon Yang
    • H01L29/12H01L21/00
    • G01N27/4146G01N27/4145Y10S977/71Y10S977/742Y10S977/963
    • Provided are a biosensor with a silicon nanowire and a method of manufacturing the same, and more particularly, a biosensor with a silicon nanowire including a defect region formed by irradiation of an electron beam, and a method of manufacturing the same. The biosensor includes: a silicon substrate; a source region disposed on the silicon substrate; a drain region disposed on the silicon substrate; and a silicon nanowire disposed on the source region and the drain region, and having a defect region formed by irradiation of an electron beam. Therefore, by irradiating a certain region of a high-concentration doped silicon nanowire with an electron beam to lower electron mobility in the certain region, it is possible to maintain a low contact resistance between the silicon nanowire and a metal electrode and to lower operation current of a biomaterial detection part, thereby improving sensitivity of the biosensor.
    • 本发明提供一种具有硅纳米线的生物传感器及其制造方法,更具体地,涉及具有通过电子束照射形成的缺陷区域的硅纳米线的生物传感器及其制造方法。 生物传感器包括:硅衬底; 设置在所述硅基板上的源极区域; 设置在所述硅基板上的漏极区域; 以及设置在源极区域和漏极区域上的硅纳米线,并且具有通过电子束的照射而形成的缺陷区域。 因此,通过用特定的区域照射具有电子束的高浓度掺杂的硅纳米线的特定区域来降低电子迁移率,可以保持硅纳米线与金属电极之间的低接触电阻并降低工作电流 的生物材料检测部件,从而提高生物传感器的灵敏度。
    • 8. 发明授权
    • Apparatus for measuring slant angle of solid immersion lens
    • 用于测量固体浸没透镜的倾斜角度的装置
    • US06693705B2
    • 2004-02-17
    • US10163135
    • 2002-06-04
    • Yeung Joon SohnGee Pyeong HanYark Yeon KimTae Youb KimMun Cheol PaekKyoung Ik Cho
    • Yeung Joon SohnGee Pyeong HanYark Yeon KimTae Youb KimMun Cheol PaekKyoung Ik Cho
    • G01B900
    • G01B11/26
    • The present invention relates to an apparatus for measuring a slant angle in a solid immersion lens. In a near-field optical data storage head for storing/reading data using a solid immersion lens (SIL), a parallel light is formed within the plane of the solid immersion lens and the slant angle of the parallel light is then measured using the angle measurement principle of the autocollimator in order to measure the slant angle of the solid immersion lens. For this, the present invention includes an optical system for generating the parallel light within the solid immersion lens, and a unit for measuring the slant angle of the solid immersion lens using a location detection unit. An incident light becomes the parallel light by the optical system and the curved face of the solid immersion lens. The reflected light is also focused on the location detection unit. The location detection unit converts the reflection angle of the reflecting light into a location value to calculate the angle value.
    • 本发明涉及一种用于测量固体浸没透镜中的倾斜角度的装置。 在用于使用固体浸没透镜(SIL)存储/读取数据的近场光学数据存储头中,在固体浸没透镜的平面内形成平行光,然后使用角度测量平行光的倾斜角度 自动准直仪的测量原理是为了测量固体浸没透镜的倾斜角度。 为此,本发明包括用于在固体浸没透镜内产生平行光的光学系统和用于使用位置检测单元来测量固体浸没透镜的倾斜角度的单元。 入射光通过光学系统和固体浸没透镜的曲面变成平行光。 反射光也聚焦在位置检测单元上。 位置检测单元将反射光的反射角转换为位置值以计算角度值。
    • 9. 发明授权
    • Sensing device
    • 感应装置
    • US08426900B2
    • 2013-04-23
    • US13122273
    • 2009-05-27
    • Chang Geun AhnChan Woo ParkJong Heon YangIn Bok BaekChil Seong AhAn Soon KimTae Youb KimGun Yong Sung
    • Chang Geun AhnChan Woo ParkJong Heon YangIn Bok BaekChil Seong AhAn Soon KimTae Youb KimGun Yong Sung
    • G01N27/403
    • G01N27/4145G01N27/4146
    • Provided is a sensing device, which includes a reactive material layer (260) responding to a specific functional group in a fluid, a sensing capacitor (B) including first and second electrodes disposed on and under an insulating layer (230), the first electrode being disposed under the reactive material layer (260), and a field effect transistor including a gate electrode connected with the first electrode of the sensing capacitor. Here, the reactive material layer (260) is formed in a conductive three-dimensional structure to widen a surface area. Thus, the sensing device may have high sensitivity by maximizing a capacitor sharing effect and a change in voltage amount applied to a gate, which may be caused by widening a surface area of the conductive three-dimensional structure with respect to the fluid flow.
    • 提供了一种感测装置,其包括响应于流体中的特定官能团的反应性材料层(260),包括设置在绝缘层(230)上和下方的第一和第二电极的感测电容器(B),第一电极 设置在反应性材料层(260)下方的场效应晶体管,以及包括与感测电容器的第一电极连接的栅电极的场效应晶体管。 这里,反应性材料层(260)形成为导电三维结构以扩大表面积。 因此,感测装置可以通过最大化电容器共享效应和施加到栅极的电压量的变化而具有高灵敏度,这可能是通过相对于流体流动扩大导电三维结构的表面积而引起的。