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    • 2. 发明申请
    • LED DRIVER CIRCUIT AND METHOD OF DRIVING LED
    • LED驱动电路和驱动LED的方法
    • US20120319615A1
    • 2012-12-20
    • US13313161
    • 2011-12-07
    • Sang-hoon LEESung-jin CHOIMyoung-jun LEE
    • Sang-hoon LEESung-jin CHOIMyoung-jun LEE
    • H05B37/02
    • H05B33/0866H05B33/0818Y02B20/347
    • A light emitting diode (LED) driver circuit is provided. The LED driver circuit includes an LED the LED; a power unit which provides a current to the LED through an inductor; a dimming switch which is connected to the LED and bypasses the current provided to the LED; an input unit which receives brightness information of the LED; a logic unit which calculates reference currents for each driving mode according to the received brightness information; a current control unit which controls the power unit to provide the current based on the driving mode and the calculated reference currents to the inductor; and a switch control unit which switches the dimming switch on if the driving mode of the LED driver circuit is switched to the dimming mode.
    • 提供了一种发光二极管(LED)驱动电路。 LED驱动电路包括LED LED; 功率单元,其通过电感器向LED提供电流; 调光开关,其连接到LED并绕过提供给LED的电流; 输入单元,其接收所述LED的亮度信息; 逻辑单元,其根据接收的亮度信息计算每个驱动模式的参考电流; 电流控制单元,其基于所述驱动模式和所计算的参考电流来控制所述功率单元以提供所述电流; 以及开关控制单元,如果LED驱动电路的驱动模式切换到调光模式,则将调光开关接通。
    • 3. 发明授权
    • Electromagnetic heating cable and warming mat using the same
    • 电磁加热电缆和加热垫使用相同
    • US07687747B2
    • 2010-03-30
    • US12051242
    • 2008-03-19
    • Myoung Jun Lee
    • Myoung Jun Lee
    • H05B3/06
    • H05B3/342H05B3/56H05B2203/003
    • An electromagnet heating cable includes a center core, an inner layer body formed around the center core, an intermediate layer body formed around the inner layer body, an outer layer body formed around the intermediate layer body, an inner layer coil having a magnetic core disposed between the center core and inner layer body, an intermediate layer coil disposed between the inner layer body and the intermediate layer body, and an outer layer coil disposed between the intermediate layer body and outer layer body, wherein when a temperature of the heating cable exceeds a threshold, the intermediate layer body melts to electrically connect the intermediate layer coil to the outer layer coil.
    • 电磁加热电缆包括中心芯,围绕中心芯形成的内层体,围绕内层体形成的中间层体,形成在中间层体周围的外层体,具有磁芯的内层线圈 在中心芯体和内层体之间,设置在内层体和中间层体之间的中间层线圈,以及设置在中间层体和外层体之间的外层线圈,其中当加热电缆的温度超过 中间层体熔化以将中间层线圈电连接到外层线圈。
    • 8. 发明授权
    • Electric field shielding apparatus
    • 电场屏蔽装置
    • US06226450B1
    • 2001-05-01
    • US09471666
    • 1999-12-24
    • Myoung Jun Lee
    • Myoung Jun Lee
    • A45D2010
    • H05B1/0272A45D20/10H05B3/342H05B2203/007H05B2203/013H05B2203/014H05B2203/017H05B2203/033
    • An electric field shielding apparatus used with an electrical device comprises a housing body at least partially surrounding the electrical device; and a conductive shield medium arranged with the shape of the housing body to at least partially surround the electrical device to substantially reflect electric field generated from the electrical device. The conductive shield medium is a thin conductive layer coated on interior surface of the housing body. Alternatively, the conductive shield medium is a conductive mesh placed against interior surface of the housing body. In addition, the conductive shield medium may be integrally mixed with the housing body to make the housing body substantially electrically conductive. In other words, the conductive shield medium may be in a powder form which is mixed with plastic power, the mixture of which is then heated and poured into an injection mold to form a housing body of an electric device. To effectively block or absorb the electric field generated from a device, the conductive shield medium is preferably grounded by being connected to a ground prong of a power outlet.
    • 与电气装置一起使用的电场屏蔽装置包括至少部分地围绕电气装置的壳体; 以及导电屏蔽介质,其布置成具有壳体的形状,以至少部分地围绕电气装置,以基本上反射从电气装置产生的电场。 导电屏蔽介质是涂覆在壳体主体内表面上的薄导电层。 或者,导电屏蔽介质是抵靠壳体主体的内表面放置的导电网。 此外,导电屏蔽介质可以与壳体整体混合,以使外壳体基本上导电。 换句话说,导电屏蔽介质可以是与塑料电力混合的粉末形式,然后将其混合物加热并注入注射模具中以形成电子装置的壳体。 为了有效地阻挡或吸收从器件产生的电场,导电屏蔽介质优选地通过连接到电源插座的接地插脚来接地。
    • 10. 发明申请
    • APPARATUS FOR HEATING VEHICLE SEAT
    • 用于加热车辆座椅的装置
    • US20080251511A1
    • 2008-10-16
    • US11733693
    • 2007-04-10
    • Myoung Jun Lee
    • Myoung Jun Lee
    • A47C7/74
    • H05B3/342H05B2203/003H05B2203/017H05B2203/029
    • The present invention relates to an electric heating element. The electric heating element includes a core support, an inner wire wound around the core support, an intermediate dielectric layer formed around the inner wire, an outer wire wound around the intermediate dielectric layer, a connector connecting an end of the inner wire to an end of the outer wire, and an outer sheath formed around the outer wire, wherein the inner wire and outer wire are arranged to have opposite phases according to a direction of a current to attenuate magnetic fields generated from the inner wire and outer wire when a power is applied to the to inner wire and outer wire.
    • 电加热元件技术领域本发明涉及电加热元件。 电加热元件包括芯支撑件,围绕芯支撑件缠绕的内线,围绕内线形成的中间电介质层,围绕中间电介质层缠绕的外电线,将内线的端部连接到端部的连接器 外护套形成在外线周围的外护套,其中内电线和外电线被布置为根据电流方向具有相反的相位以衰减由内电线和外线产生的磁场,当功率 应用于内线和外线。