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    • 62. 发明申请
    • HAPTIC EXPERIENCE SERVICE METHOD AND SYSTEM
    • 快乐体验服务方法与系统
    • US20080186152A1
    • 2008-08-07
    • US11966623
    • 2007-12-28
    • Ki Uk KyungYong Hee LeeJun Seok ParkDong Won Han
    • Ki Uk KyungYong Hee LeeJun Seok ParkDong Won Han
    • H04B3/36
    • G06F3/016
    • A haptic experience service method and system are provided. The haptic experience service system, includes: a haptic reproduction apparatus providing haptic information of a force and texture of a virtual object or environment to a user; a server defining a virtual environmental factor corresponding to a user-desired haptic experience service by using a haptic contents database constructed with an environmental factor definition package, generating an experience environment corresponding to the environmental factor, and generating a haptic data output value corresponding to an input data of the haptic reproduction apparatus in the experience environment by using an interaction value definition package and an apparatus definition variable of the haptic reproduction apparatus; and a client recognizing an access of the haptic reproduction apparatus, providing the apparatus definition variable of the haptic reproduction apparatus to the server by using an apparatus definition data package, displaying a visual data associated with the experience environment generated by the server, transmitting to the server an input data generated by a user's manipulation and received from the haptic reproduction apparatus, receiving the haptic data output value interacted with the input data, and providing the haptic data output value to the haptic reproduction apparatus.Accordingly, it is possible to efficiently provide the haptic information to the user.
    • 提供触觉体验服务方法和系统。 触觉体验服务系统包括:向用户提供虚拟对象或环境的力和纹理的触觉信息的触觉再现设备; 服务器,其通过使用由环境因素定义包构成的触觉内容数据库来定义对应于用户期望的触觉体验服务的虚拟环境因素,生成与环境因素相对应的体验环境,以及生成对应于 通过使用所述触觉再现装置的相互作用值定义包和装置定义变量,在体验环境中输入触​​觉再现装置的数据; 以及识别触觉再现设备的访问的客户端,通过使用设备定义数据包将触觉再现设备的设备定义变量提供给服务器,显示与服务器生成的体验环境相关联的视觉数据,传送到 服务器由用户的操纵产生并从触觉再现设备接收的输入数据,接收与输入数据交互的触觉数据输出值,以及将触觉数据输出值提供给触觉再现设备。 因此,可以有效地向用户提供触觉信息。
    • 63. 发明申请
    • Method for producing filter used in gas generating apparatus of car airbag
    • 汽车安全气体发生装置用过滤器的制造方法
    • US20070138708A1
    • 2007-06-21
    • US11596892
    • 2006-10-28
    • Dong-kyu ParkKang-chul JungYong-hee LeeSe-hoon SeokJean-suk Surh
    • Dong-kyu ParkKang-chul JungYong-hee LeeSe-hoon SeokJean-suk Surh
    • C04B35/64
    • B01D39/2034B22F7/004B22F2009/046B22F2998/10B60R2021/26011B22F9/04B22F3/02B22F3/10
    • The present invention relates to a filter used in a gas generating apparatus of a car airbag. The car airbag is equipped with a gas generating apparatus for generating high temperature and high pressure, in which gunpowder is exploded by ignition of an igniter, by which a gas generating agent is burned. By combustion of a gas generating agent, a high temperature and high pressure gas is generated, which should be cooled down to be suitable for expansion of an airbag while impurities contained in the gas are removed. The present invention relates to a filter prepared by sintering a perforate plate with metal powder prepared by processing machining chips to meet the foregoing requirements. The filter according to the present invention is prepared by preparing a perforated plate in a cylinder form by uniformly forming holes of 1 to 8 mm on a metal plate using a frame mold and rolling up the plate, preparing metal powder of 20 to 50 mesh by processing machining chips, placing the perforated plate in a molder and vibration packing the metal powder to be uniformly distributed, and sintering the metal powder at 1000 to 1350° C. for 15 to 120 minutes.
    • 本发明涉及一种用于汽车安全气囊的气体发生装置中的过滤器。 汽车安全气囊配备有用于产生高温高压的气体发生装置,其中火药通过点火器的点燃而分解,由此燃烧气体发生剂。 通过气体发生剂的燃烧,产生高温高压的气体,当气体中所含的杂质被去除时,该气体被冷却以适合膨胀气囊。 本发明涉及通过用加工芯片制备的金属粉末烧结穿孔板来满足上述要求而制备的过滤器。 根据本发明的过滤器是通过使用框架模具在金属板上均匀地形成1至8mm的孔并且将板卷起来制备圆柱形多孔板,制备20至50目的金属粉末 加工加工芯片,将多孔板放置在成型机中并振动包装金属粉末以均匀分布,并将金属粉末在1000至1350℃下烧结15至120分钟。
    • 65. 发明授权
    • Delta-Sigma modulator for reducing quantization noise and oversampling ratio (OSR)
    • 用于降低量化噪声的Delta-Sigma调制器和过采样比(OSR)
    • US06922161B2
    • 2005-07-26
    • US10723159
    • 2003-11-26
    • Yong-Hee Lee
    • Yong-Hee Lee
    • H03M3/02H03M3/00H04B14/04
    • H03M3/46
    • A Delta-Sigma modulator that allows for a reduction in the oversampling ratio (OSR) of a radio frequency (RF) Analog to Digital Converter. The modulator comprises a 1-bit quantizer, a N-bit quantizer and a digital quantization error correction circuit that corrects a for quantization error by using digital output signals from the 1-bit quantizer and from the N-bit quantizer, and reduces the quantization noise when the modulator transforms an analog input signal into the digital output signal. The quantization noise is reduced by ditigally correcting quantization errors, which affect the signal-to-noise ration (SNR) characteristic, using digital output signals of the multi-bit quantizer and the 1-bit quantizer. Also, a DC offset which may be generated by the multi-bit quantizer can be digitally removed.
    • 一种Delta-Sigma调制器,允许降低射频(RF)模数转换器的过采样比(OSR)。 调制器包括1位量化器,N位量化器和数字量化误差校正电路,其通过使用来自1位量化器和N位量化器的数字输出信号来校正量化误差,并减少量化 当调制器将模拟输入信号转换成数字输出信号时的噪声。 通过使用多比特量化器和1比特量化器的数字输出信号对影响信噪比(SNR)特性的量化误差进行二次校正来减少量化噪声。 此外,可以数字地去除由多位量化器产生的DC偏移。
    • 66. 发明授权
    • Cyclone dust collecting apparatus for use in vacuum cleaner
    • 用于吸尘器的旋风除尘装置
    • US06810558B2
    • 2004-11-02
    • US10106418
    • 2002-03-25
    • Yong-hee Lee
    • Yong-hee Lee
    • A47L910
    • A47L9/165A47L9/1658A47L9/1666Y10S55/03
    • In a cyclone dust collecting apparatus for use in a vacuum cleaner, mounted in a dust collecting chamber intercommunicating with a motor driving chamber of a cleaner body, for separating contaminants from an air that is drawn in through a suction brush by a centrifugal force, the cyclone dust collecting apparatus includes: a contaminant receptacle having a contaminant chamber and an air discharge chamber, the contaminant chamber and the air discharge chamber respectively having open upper sides and partitioned from each other; a cyclone unit connected to an upper portion of the contaminant receptacle in a manner of covering the contaminant chamber and the air discharge chamber, the cyclone unit having a hole corresponding to, respectively, an incoming air port through which foreign substance laden air flows in, a centrifuging chamber for separating the foreign substances from the air by a centrifugal effect, a contaminant discharge port through which the separated foreign substances are discharged, an outgoing air port through which cleaned air that is left after separation of the foreign substances is discharged out, and the air discharge chamber; and a duct member connected to the upper portion of the cyclone unit, and having an air inflow channel that is connected to the incoming air port and an air outflow channel that interconnects the outgoing air port with the hole.
    • 在用于真空吸尘器的旋风除尘装置中,安装在与吸尘器主体的电动机驱动室相通的集尘室中,用于通过离心力从吸入刷吸入的空气中分离污染物, 旋风除尘装置包括:具有污染物室和排气室的污染物容器,污染物室和排气室分别具有敞开的上侧并分隔开; 旋风单元,以覆盖污染物室和排气室的方式连接到污染物容器的上部,旋风单元具有分别对应于外来空气流入的进入空气口的孔, 用于通过离心效应将异物与空气分离的离心室,分离的异物排出的污染物排出口,排出异物后留下的净化空气的出风口, 和排气室; 以及连接到旋风单元的上部的管道构件,并且具有连接到入口空气的空气流入通道和将出风口与孔相互连接的空气流出通道。
    • 67. 发明授权
    • Photonic crystal organic light emitting device having high extraction efficiency
    • 具有高提取效率的光子晶体有机发光器件
    • US06630684B2
    • 2003-10-07
    • US10055945
    • 2002-01-28
    • Yong-Hee LeeYong-jae Lee
    • Yong-Hee LeeYong-jae Lee
    • H05B33/02G09F9/30H01L51/50H01L51/52H05B33/00H01L51/00
    • H01L51/5275
    • Disclosed is a photonic crystal organic light emitting device. The device comprises a transparent substrate having a concavo-convex structure in an upper surface thereof, a transparent electrode layer formed on the transparent substrate, a hole conduction layer comprised of an organic EL material and formed on the transparent electrode layer, an electron conduction layer comprised of an organic EL material and formed on the hole conduction layer, and a cathode layer formed on the electron conduction layer. Here, a photonic crystal period due to the concavo-convex structure formed in the upper surface of the transparent substrate corresponds to a wavelength level of light generated at an interface between the electron conduction layer and the hole conduction layer. Therefore, a light extraction efficiency and a viewing angle are increased without degeneration of the image quality. Further, since the photonic crystal has an effective refractive value ranged between that of the transparent substrate and that of the transparent electrode layer, it has the same effect as in nonreflective coating, thereby simultaneously increasing the transmittance.
    • 公开了一种光子晶体有机发光器件。 该装置包括在其上表面具有凹凸结构的透明基板,形成在透明基板上的透明电极层,形成在透明电极层上的由有机EL材料构成的空穴传导层,电子传导层 由有机EL材料构成并形成在空穴传导层上,阴极层形成在电子传导层上。 这里,由于在透明基板的上表面形成的凹凸结构的光子晶体周期对应于在电子传导层和空穴传导层之间的界面处产生的光的波长水平。 因此,提高光提取效率和视角而不降低图像质量。 此外,由于光子晶体具有在透明基板和透明电极层的有效折射率之间的有效折射率,因此其具有与非反射涂层相同的效果,从而同时提高透射率。
    • 69. 发明授权
    • Surface emitting laser device with monolithically integrated monitor photodetector
    • 具有单片集成显示器光电探测器的表面发射激光器件
    • US06535538B1
    • 2003-03-18
    • US09705901
    • 2000-11-06
    • Yong Hee LeeIl Young Han
    • Yong Hee LeeIl Young Han
    • H01S500
    • H01S5/0264H01S5/18311H01S5/18333H01S5/18338H01S5/1835
    • Disclosed is a surface emitting laser device with a monolithically integrated monitor photodetector, which is combined with an automatic power control circuit, thereby being capable of more accurately controlling the surface emitting laser output power. A method is also disclosed, which is adapted to fabricate the surface emitting laser device. In accordance with, the present invention, the surface emitting laser device includes insulating layers each sandwiched between an intrinsic semiconductor layer and a doped semiconductor layer in a monitor photodetector adapted to partially absorb light emitted from a surface emitting laser, thereby outputting a detect signal for the light. The insulating layers serve to remove photocurrent resulting from spontaneous emission light emitted from the surface emitting laser. By this configuration, it is possible to accurately control the power of light emitted from the surface emitting laser through a laser window.
    • 公开了一种具有单片集成监视器光电检测器的表面发射激光器件,其与自动功率控制电路组合,从而能够更精确地控制表面发射激光输出功率。 还公开了一种适于制造表面发射激光器件的方法。 根据本发明,表面发射激光器件包括在监测光电检测器中夹在本征半导体层和掺杂半导体层之间的绝缘层,其适于部分地吸收从表面发射激光器发射的光,从而输出检测信号, 光。 绝缘层用于去除从表面发射激光器发射的自发发射光产生的光电流。 通过这种结构,可以精确地控制通过激光窗从表面发射激光器发射的光的功率。