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    • 21. 发明申请
    • Method of Producing Carbon Fiber Reinforced Ceramic Matrix Composites
    • 生产碳纤维增强陶瓷基复合材料的方法
    • US20080143005A1
    • 2008-06-19
    • US11579445
    • 2005-05-27
    • Dong Won LimHong Sik ParkDae Hyun ChoHyun Kyu Shin
    • Dong Won LimHong Sik ParkDae Hyun ChoHyun Kyu Shin
    • D01F9/12
    • C04B38/0032C04B35/565C04B35/573C04B35/806C04B35/83C04B2111/00362C04B2111/26C04B2111/28C04B2235/48C04B2235/5248C04B2235/614F16D69/023F16D2200/0047C04B38/0058C04B38/0067C04B38/068
    • The present invention relates to a method of producing carbon fiber reinforced ceramic matrix composites, the method of producing carbon fiber reinforced ceramic matrix composites according to the present invention is characterized in that the method comprises the steps of: producing a carbon fiber reinforced resin composite that is molded with a mixture in which carbon fibers and polymer precursors containing carbon are mixed; producing a carbon fiber reinforced carbon composite by depositing pyrolytic carbon during a rapid thermal gradient chemical vapor infiltration process while increasing the deposition speed in a direction from the inside to the outside by performing a thermal treatment on said carbon fiber reinforced resin composite at high temperature; and infiltrating liquid-phase silicon into the pores of said carbon fiber reinforced carbon composite. The method of producing carbon fiber reinforced ceramic matrix composites according to the present invention as described above has the effect of improving the properties of carbon fiber reinforced ceramic matrix composites, and it is possible to deposit a pyrolytic carbon layer at a deposition speed 5-10 times faster than other conventional chemical vapor infiltration processes, thereby showing a remarkably improved effect in terms of manufacturing process, time, and cost.
    • 碳纤维增强陶瓷基复合材料的制造方法技术领域本发明涉及碳纤维增强陶瓷基复合材料的制造方法,其特征在于:制造碳纤维增强陶瓷基复合材料的方法,其特征在于, 用其中碳纤维和含碳的聚合物前体混合的混合物模制; 通过在快速热梯度化学气相渗透过程中沉积热解碳,同时通过在高温下对所述碳纤维增强树脂复合材料进行热处理,从而向内到外的方向增加沉积速度,从而生产碳纤维增强碳复合材料; 并将液相硅渗入所述碳纤维增强碳复合材料的孔中。 如上所述的根据本发明的碳纤维增强陶瓷基复合材料的制造方法具有改善碳纤维增强陶瓷基复合材料的性能的效果,并且可以沉积速度为5-10的热解碳层 比其他常规化学气相渗透方法快,从而在制造过程,时间和成本方面显示出显着改善的效果。
    • 22. 发明授权
    • Semiconductor probe with resistive tip and method of fabricating the same
    • 具有电阻尖端的半导体探针及其制造方法
    • US07319224B2
    • 2008-01-15
    • US11219732
    • 2005-09-07
    • Hong-sik ParkKyoung-lock BaeckJu-hwan JungHyoung-soo KoChul-min ParkSeung-bum Hong
    • Hong-sik ParkKyoung-lock BaeckJu-hwan JungHyoung-soo KoChul-min ParkSeung-bum Hong
    • G21K7/00
    • G11B9/1409G01Q60/30Y10S977/875Y10S977/878Y10S977/879
    • Provided are a semiconductor probe with a resistive tip, and a method of fabricating the semiconductor probe. The method includes forming a stripe-shaped mask layer on a substrate doped with a first impurity, and forming first and second electrode regions by heavily doping portions of the substrate not covered by the mask layer with a second impurity opposite in polarity to the first impurity; annealing the substrate to decrease a gap between the first and second semiconductor electrode regions, and forming resistive regions lightly doped with the second impurity at portions contiguous with the first and second semiconductor electrode regions; forming a stripe-shaped first photoresist orthogonal to the mask layer, and etching the mask layer such that the mask layer has a square shape; forming a second photoresist on the substrate to cover a portion of the first photoresist and define a cantilever region; forming the cantilever region by etching portions not covered by the first and second photoresists; and removing the first and second photoresists, and forming a resistive tip having a semi-quadrangular pyramidal shape by etching portions of the substrate not covered by the mask layer.
    • 提供具有电阻尖端的半导体探针和制造半导体探针的方法。 该方法包括在掺杂有第一杂质的衬底上形成条形掩模层,以及通过以与第一杂质极性相反的第二杂质重掺杂未被掩模层覆盖的衬底的部分来形成第一和第二电极区 ; 退火所述衬底以减小所述第一和第二半导体电极区之间的间隙,以及在与所述第一和第二半导体电极区相邻的部分形成轻掺杂有所述第二杂质的电阻区; 形成与所述掩模层正交的条状的第一光致抗蚀剂,并且蚀刻所述掩模层,使得所述掩模层具有正方形形状; 在所述基板上形成第二光致抗蚀剂以覆盖所述第一光致抗蚀剂的一部分并限定悬臂区域; 通过蚀刻未被第一和第二光致抗蚀剂覆盖的部分形成悬臂区域; 以及去除所述第一和第二光致抗蚀剂,以及通过蚀刻未被所述掩模层覆盖的所述衬底的部分,形成具有半四棱锥形形状的电阻尖端。
    • 26. 发明授权
    • Clutch for transmission of power
    • 离合器用于传递动力
    • US07104377B2
    • 2006-09-12
    • US10825070
    • 2004-04-15
    • Dae Hyun ChoHong Sik ParkHyun Kyu ShinDong Won LimKwang Soo Kim
    • Dae Hyun ChoHong Sik ParkHyun Kyu ShinDong Won LimKwang Soo Kim
    • F16D69/02
    • F16D69/023C04B35/573C04B35/806C04B35/83C04B37/008C04B2235/3826C04B2235/428C04B2235/5244C04B2235/5256C04B2235/614C04B2235/616C04B2235/6562C04B2235/661C04B2237/385C04B2237/52F16D13/64F16D2200/0047F16D2200/0086
    • The present invention relates to a clutch for transmission power. The clutch for transmission power according to the present invention includes flywheel, clutch cover and clutch disk assembly positioning between the flywheel and the clutch cover; moreover, the clutch disk assembly includes a clutch facing having main body portion formed with a center hole in the middle thereof, and a contacting portion wherein one side thereof faces the friction pad at said flywheel side and the other side thereof faces the press plate of said clutch cover, and the portion facing each other between the friction pad and the press plate is made of carbon-carbon composition; a spline hub being overlapped with one side of the clutch facing wherein a spline groove is formed in the inner diameter thereof and a connecting means for connecting the clutch facing with the spline hub. Furthermore, the clutch disk assembly and the method of manufacturing the friction substance for clutch according to the invention can improve assemblability and reduce weight by simplifying it as a single part without using shock absorbing apparatus such as coil spring or the like on clutch disk assembly. In addition, the power transmission of an engine can be improved, and also it has an effect that an automobile can start softly and slippage does not occur even at abrupt acceleration by providing with carbon-carbon composition or carbon-silicon carbide composition having excellent shock absorption function.
    • 本发明涉及一种用于发射功率的离合器。 根据本发明的用于传动动力的离合器包括在飞轮和离合器盖之间定位的飞轮,离合器盖和离合器盘组件; 此外,离合器盘组件包括离合器面对,其具有在其中间形成有中心孔的主体部分,以及接触部分,其中一侧面在所述飞轮侧的摩擦垫,另一侧面向压板 所述离合器盖,并且在所述摩擦垫和所述压板之间彼此相对的部分由碳 - 碳组成制成; 花键轮毂与离合器面对面的一侧重叠,其中在其内径形成有花键槽,以及用于将离合器面向花键轮毂连接的连接装置。 此外,根据本发明的离合器盘组件和制造用于离合器的摩擦物质的方法可以通过将其简化为单个零件而不使用离合器盘组件上的螺旋弹簧等的冲击吸收装置来提高组装性和减轻重量。 此外,可以提高发动机的动力传递,并且还具有通过提供具有优异的冲击的碳 - 碳组合物或碳 - 碳化硅组合物,即使在突然加速时汽车也可以轻松启动并且滑动 吸收功能。
    • 27. 发明授权
    • Method of fabricating probe for SPM having FET channel structure utilizing self-aligned fabrication
    • 制造具有利用自对准制造的FET沟道结构的SPM探针的方法
    • US07008811B2
    • 2006-03-07
    • US10513170
    • 2003-04-26
    • Hong-Sik ParkHyun-Jung ShinJu-Hwan Jung
    • Hong-Sik ParkHyun-Jung ShinJu-Hwan Jung
    • H01L21/00
    • G01Q60/30
    • Provided is a method of fabricating a probe for a scanning probe microscope (SPM) having a field effect transistor (FET) channel structure utilizing a self-aligned fabrication. The provided method includes a first step of forming a first-shaped mask layer on a substrate and forming a source region and a drain region in regions of the substrate except for the mask layer; a second step of patterning a first-shaped photoresist in a perpendicular direction to the mask layer and performing an etching process to form a second-shaped mask layer; and a third step of etching the regions of the substrate except for the mask layer to form a probe. The provided method aligns the center of a tip with the center of a channel existing between the source region and the drain region to realize a tip having a size of tens of nanometers. Thus, a nano-device can be easily manufactured using the probe having the tip.
    • 提供一种制造具有利用自对准制造的场效应晶体管(FET)沟道结构的扫描探针显微镜(SPM)的探针的方法。 所提供的方法包括在衬底上形成第一形状掩模层并在除了掩模层之外的衬底的区域中形成源极区和漏极区的第一步骤; 在与掩模层垂直的方向上图案化第一形状的光致抗蚀剂并执行蚀刻工艺以形成第二形掩模层的第二步骤; 以及蚀刻除了掩模层之外的衬底的区域以形成探针的第三步骤。 所提供的方法将尖端的中心与存在于源极区域和漏极区域之间的通道的中心对准,以实现具有数十纳米尺寸的尖端。 因此,可以使用具有尖端的探针容易地制造纳米器件。
    • 29. 发明申请
    • Wireless communication system using wireless channel and wireless communication method thereof
    • 使用无线通信的无线通信系统及其无线通信方法
    • US20060035584A1
    • 2006-02-16
    • US11154712
    • 2005-06-17
    • Hong-sik ParkYoung-sang KimKun-tae KimBong-geun Lee
    • Hong-sik ParkYoung-sang KimKun-tae KimBong-geun Lee
    • H04H1/00
    • H04N21/4122H04H60/80H04N7/16H04N21/43637H04N21/44227
    • A wireless communication system and method. The wireless communication system includes a transmission device and a reception device. The transmission device includes a wireless communication part connected to the reception device by wireless, a storage part for storing a first information set when the wireless connection is off and a second information set when the wireless connection is on, a receiver for receiving a control signal requesting a certain function output from a user interface, when the wireless connection is off, and a controller for performing a function corresponding to the received control signal if the control signal is received from the user interface when the wireless connection is off, and for controlling the storage part to store the first information that is set according to the performed function. When the wireless connection is turned off, the transmission device performs functions as a set-top box, and the auto program function is executed more rapidly.
    • 一种无线通信系统及方法。 无线通信系统包括发送装置和接收装置。 发送装置包括通过无线连接到接收装置的无线通信部件,当无线连接断开时存储第一信息集合的存储部件和无线连接打开时的第二信息组,接收控制信号 当无线连接断开时,从用户接口请求一定功能输出;以及控制器,用于如果在无线连接断开时从用户接口接收到控制信号,则执行与接收到的控制信号相对应的功能,并且用于控制 所述存储部件存储根据所执行的功能设置的所述第一信息。 当无线连接关闭时,传输设备执行作为机顶盒的功能,并且更快地执行自动程序功能。