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    • 1. 发明授权
    • Planar optical waveguide and method of fabricating the same
    • 平面光波导及其制造方法
    • US07289712B2
    • 2007-10-30
    • US11237223
    • 2005-09-28
    • Tae Hong KimJong Jun YouHee Kyung Sung
    • Tae Hong KimJong Jun YouHee Kyung Sung
    • G02B6/10
    • G02B6/125G02B6/12004G02B6/12007
    • Provided are a planar optical waveguide and a method of fabricating the same which is adapted to a planar optical component and an optical component for use in a optical communication. The planar optical waveguide includes: a lower cladding layer formed on a substrate, a core formed on the lower cladding layer, a dielectric layer covering the core, and an upper cladding layer formed on the lower cladding layer having the dielectric layer. By forming the dielectric layer having a low refractive index between the core and the clad, a difference of refractive indices between the core and the clad increases so that light is densely focused into the core, thereby forming a single mode having a strong energy to minimize a propagation loss.
    • 提供一种平面光波导及其制造方法,其适用于用于光通信的平面光学部件和光学部件。 平面光波导包括:形成在基板上的下包层,形成在下包层上的芯,覆盖芯的电介质层和形成在具有电介质层的下包层上的上包层。 通过在芯和包层之间形成具有低折射率的电介质层,芯和包层之间的折射率差增加,使得光密集地聚焦到芯中,从而形成具有强能量的单模以最小化 传播损失。
    • 3. 发明授权
    • Dielectric resonator and filter including capacitor electrodes on a
non-conductive surface
    • 介质谐振器和滤波器包括在非导电表面上的电容器电极
    • US6060965A
    • 2000-05-09
    • US357228
    • 1994-12-12
    • Hee Kyung SungChang Hwa LeeTae Hong KimSang Seok LeeTae Goo Choi
    • Hee Kyung SungChang Hwa LeeTae Hong KimSang Seok LeeTae Goo Choi
    • H01P1/205H01P5/08H01P7/04
    • H01P7/04H01P1/2056
    • A dielectric resonator includes a dielectric block having an open surface at one of the surfaces thereof, the remaining surfaces being plated with a conductor. The dielectric block has an inner conductor hole formed at a surface of the dielectric block opposite to the open surface, the inner conductor hole extending a predetermined depth toward the open surface such that it does not perforate through the open surface. An electrode pattern is formed on the open surface such that it faces an end surface of the inner conductor hole, the electrode pattern being adapted to provide an input/output capacitor. The dielectric block has a coupling window formed on a predetermined portion of one of the surfaces of the dielectric block, except for the open surface and the surface formed with the inner conductor hole, at a position adjacent to one of the open surface and the surface formed with the inner conductor hole. The coupling window is free of the plated conductor and adapted to control a coupling degree of the resonator to another resonator. Other embodiments include integral type filters having resonators in a single dielectric block.
    • 介质谐振器包括在其一个表面具有开口表面的介质块,其余表面镀有导体。 所述介质块具有形成在所述介质块的与所述开放表面相对的表面处的内部导体孔,所述内部导体孔朝向所述开放表面延伸预定深度,使得其不穿过所述开放表面。 在开放表面上形成电极图案,使得其面对内部导体孔的端面,电极图案适于提供输入/输出电容器。 绝缘块具有形成在介质块的一个表面的预定部分上的耦合窗口,除了开口表面和形成有内部导体孔的表面之外,在与开放表面和表面之一相邻的位置处 形成有内导体孔。 耦合窗没有电镀导体,并且适于控制谐振器与另一谐振器的耦合度。 其他实施例包括在单个介质块中具有谐振器的积分型滤波器。
    • 8. 发明申请
    • TRIPOD CONSTANT VELOCITY JOINT
    • 三联恒速联动
    • US20120202606A1
    • 2012-08-09
    • US13023837
    • 2011-02-09
    • Tae Hong KimHun Hee LeeIl Hun RyuJose P. Da Silva
    • Tae Hong KimHun Hee LeeIl Hun RyuJose P. Da Silva
    • F16D3/205
    • F16D3/2055
    • A constant velocity joint for a drive system comprises: a tripod housing coupled to the first rotating shaft and having a plurality of guide grooves therein, each guide groove extending in an axial direction of the tripod housing; a spider coupled to the second rotating shaft and having a plurality of trunnions, each trunnion positioned in a corresponding guide groove of the tripod housing; and a spherical roller disposed between the trunnion and the guide groove of the tripod housing, and a plurality of needle rollers disposed between the trunnion and spherical roller. Each spherical roller is in angular contact with the guide groove of the tripod housing with two contact points displaced relative to a pitch circle diameter line of the tripod housing. The ratio of the length (CL) between two contact points of tripod housing groove to the length (SL) between two edges of spherical roller is between 0.5 and 0.85, and the ratio of the radius (TGR2) of the guide groove of the tripod housing to the radius (SRR) of the spherical roller is between 1.1 and 1.4.
    • 用于驱动系统的恒速接头包括:三脚架壳体,其联接到第一旋转轴并且在其中具有多个引导槽,每个引导槽沿三角架壳体的轴向方向延伸; 一个与所述第二旋转轴相连并且具有多个耳轴的蜘蛛,每个耳轴位于所述三脚架壳体的对应引导槽中; 以及设置在三角架壳体的耳轴和引导槽之间的球面滚子,以及设置在耳轴和球面滚子之间的多个滚针。 每个球面滚子与三脚架壳体的引导槽成角度接触,两个接触点相对于三脚架外壳的节圆直径线移动。 三脚架壳体槽的两个接触点与球面滚子的两个边缘之间的长度(SL)之间的长度(CL)的比率在0.5和0.85之间,并且三脚架的引导槽的半径(TGR2) 外壳到球面滚子的半径(SRR)在1.1和1.4之间。
    • 9. 发明授权
    • Fixed type constant velocity joint
    • 固定式等速万向节
    • US08096887B2
    • 2012-01-17
    • US12360837
    • 2009-01-27
    • Seung Tark OhTae Hong Kim
    • Seung Tark OhTae Hong Kim
    • F16D3/223
    • F16D3/223F16D3/2245F16D2003/22303Y10S464/906
    • A constant velocity joint for a drive system comprises: an outer race having a plurality of guide grooves formed in an axial direction in the inner spherical surface of the outer race; an inner race having a plurality of guide grooves formed in an axial direction in the outer spherical surface of the inner race, said guide grooves of the outer race and the inner race together forming a plurality of ball guide tracks; a plurality of balls disposed in the ball guide tracks; and a cage installed between the inner spherical surface of the outer race and the outer spherical surface of the inner race, said cage having a plurality of windows for retaining the balls therein. Each guide groove of the outer race is shaped to have a longitudinal cross section formed with two circular regions with different centers, a first circular region disposed at a first lateral side of the outer race and a second circular region disposed at a second lateral side of the outer race, and a linear region tangentially extending between these two circular regions, and each guide groove of the inner race is shaped to have a longitudinal cross section formed with two circular regions with different centers, a first circular region disposed at a first lateral side of the inner race and a second circular region disposed at a second lateral side of the inner race, and a linear region tangentially extending between these two circular regions.
    • 一种用于驱动系统的等速万向节包括:具有在外圈的内球面中沿轴向形成的多个引导槽的外座圈; 内圈,其具有在所述内圈的外球面中沿轴向形成的多个引导槽,所述外座圈的所述引导槽和所述内座圈一起形成多个滚珠导轨; 设置在所述球导轨中的多个球; 以及安装在所述外圈的内球面与所述内座圈的外球面之间的保持架,所述保持架具有用于将球保持在其中的多个窗。 外圈的每个引导槽成形为具有形成有具有不同中心的两个圆形区域的纵向截面,设置在外圈第一侧面的第一圆形区域和设置在外圈的第二侧面处的第二圆形区域 所述外圈和在所述两个圆形区域之间切向延伸的线性区域,并且所述内座圈的每个引导槽的形状为具有形成有具有不同中心的两个圆形区域的纵向截面,设置在第一侧面处的第一圆形区域 并且设置在所述内圈的第二横向侧的第二圆形区域和在这两个圆形区域之间切向延伸的线性区域。
    • 10. 发明申请
    • Cross Groove Type Constant Velocity Joint with Composite Groove Patterns
    • 十字槽类型恒定速度接头与复合槽模式
    • US20110070955A1
    • 2011-03-24
    • US12563029
    • 2009-09-18
    • Seung Tark OhTae Hong Kim
    • Seung Tark OhTae Hong Kim
    • F16D3/224
    • F16D3/223F16D3/229F16D3/24
    • A constant velocity joint for a drive system comprises: an outer joint member having a plurality of inwardly facing outer ball grooves, the outer ball grooves consisting of a first group of grooves and a second group of grooves with composite or non-linear groove pattern; an inner joint member disposed inside the outer joint member and having a plurality of outwardly facing inner ball grooves consisting of a first group of grooves and a second group of grooves with composite or non-linear groove pattern, each inner ball groove of the inner joint member being coupled with a corresponding outer ball groove of the outer joint member generally in crossed pair; and a cage having circumferentially displaced cage windows to accommodate a plurality of balls therein. The groove patterns of the ball grooves can be a combination of skewed grooves and non-linear grooves, a combination of non-linear grooves such as a curved groove or a compositely shaped groove, or a combination of linear grooves and non-linear grooves.
    • 用于驱动系统的等速万向节包括:具有多个向内的外球槽的外接头构件,所述外滚珠槽由第一组槽组成,第二组槽具有复合或非直线槽图案; 内侧接头构件,其设置在所述外侧接头构件的内侧,具有由第一组槽构成的多个向外的内部球槽和具有复合或非直线槽形状的第二组槽,所述内侧接头的每个内部球槽 构件与所述外接头构件的相应的外球槽大致交叉对地联接; 以及笼,其具有周向移位的笼窗,以容纳其中的多个球。 球槽的凹槽图案可以是斜槽和非直线槽的组合,诸如弯曲凹槽或复合形状凹槽的非线性凹槽的组合,或者线性凹槽和非直线凹槽的组合。