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    • 1. 发明授权
    • Side view type LED package
    • 侧视型LED封装
    • US07935982B2
    • 2011-05-03
    • US12851191
    • 2010-08-05
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • H01L33/00
    • H01L33/486H01L33/60H01L33/62H01L2224/48091H01L2224/48247H01L2924/3025H01L2924/00012H01L2924/00014H01L2924/00
    • In a side view type light emitting diode (LED) package, a lead frame portion and lead frame electrical contact portions are exposed outside a package body to serve as an additional heat dissipation path. The side view type LED package includes an LED chip, a package body having a side surface with an opening for receiving the LED chip, and lead frames for applying a current to the LED chip. The lead frames include inner leads electrically connected to the LED chip within the package body; electrical contact lower legs extending from the inner leads to a lower portion of the package body and exposed outside the package body in the vicinity of a lower surface of the package body perpendicular to the side surface; and a heat dissipation means extending, separately from the electrical contact lower legs, from at least one of the inner leads outside the package body.
    • 在侧视型发光二极管(LED)封装中,引线框架部分和引线框架电接触部分暴露在封装体的外部以用作额外的散热路径。 侧视型LED封装包括LED芯片,具有用于接收LED芯片的开口的侧表面的封装体和用于向LED芯片施加电流的引线框架。 引线框架包括电连接到封装主体内的LED芯片的内部引线; 从所述内引线延伸到所述封装主体的下部并且在所述封装体的垂直于所述侧表面的下表面附近暴露于所述封装体外部的电接触小腿; 以及散热装置,其与电接触小腿分开地从包装体外部的至少一个内引线延伸。
    • 2. 发明申请
    • SIDE VIEW TYPE LED PACKAGE
    • 侧视图类型LED封装
    • US20090179219A1
    • 2009-07-16
    • US12299882
    • 2007-06-27
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • H01L33/00
    • H01L33/486H01L33/60H01L33/62H01L2224/48091H01L2224/48247H01L2924/3025H01L2924/00012H01L2924/00014H01L2924/00
    • In a side view type light emitting diode (LED) package, a lead frame portion and lead frame electrical contact portions are exposed outside a package body to serve as an additional heat dissipation path. The side view type LED package includes an LED chip, a package body having a side surface with an opening for receiving the LED chip, and lead frames for applying a current to the LED chip. The lead frames include inner leads electrically connected to the LED chip within the package body; electrical contact lower legs extending from the inner leads to a lower portion of the package body and exposed outside the package body in the vicinity of a lower surface of the package body perpendicular to the side surface; and a heat dissipation means extending, separately from the electrical contact lower legs, from at least one of the inner leads outside the package body.
    • 在侧视型发光二极管(LED)封装中,引线框架部分和引线框架电接触部分暴露在封装体的外部以用作额外的散热路径。 侧视型LED封装包括LED芯片,具有用于接收LED芯片的开口的侧表面的封装体和用于向LED芯片施加电流的引线框架。 引线框架包括电连接到封装主体内的LED芯片的内部引线; 从所述内引线延伸到所述封装主体的下部并且在所述封装体的垂直于所述侧表面的下表面附近暴露于所述封装体外部的电接触小腿; 以及散热装置,其与电接触小腿分开地从包装体外部的至少一个内引线延伸。
    • 4. 发明授权
    • Digital-to-analog converter, and method thereof
    • 数模转换器及其方法
    • US07595747B2
    • 2009-09-29
    • US11971320
    • 2008-01-09
    • Yun Seung ShinJi Woon JungMyung Hee Lee
    • Yun Seung ShinJi Woon JungMyung Hee Lee
    • H03M1/66
    • H03M1/0607G09G3/3688G09G3/3696G09G2310/027H03M1/662H03M1/682
    • A digital-to-analog converter (DAC) and a digital-to-analog converting method are provided. The DAC includes a first capacitor, an operation amplifier having a first input terminal connected to the first capacitor, a second input terminal, and an output terminal, where the first input terminal is a (−) input terminal and the second input terminal is a (+) input terminal; and a switching circuit having a plurality of switches each being switched in response to a corresponding switching signal from among a plurality of switching signals. The switching circuit performs switching so that the difference between a first voltage and a second voltage can be stored in the first capacitor connected to the operation amplifier during a first period, and performs switching so that an output signal can be output by reflecting a third voltage in the difference stored in the first capacitor during a second period.
    • 提供了数模转换器(DAC)和数模转换方法。 DAC包括第一电容器,具有连接到第一电容器的第一输入端子的运算放大器,第二输入端子和输出端子,其中第一输入端子是( - )输入端子,第二输入端子是 (+)输入端子; 以及具有多个开关的开关电路,每个开关响应于来自多个开关信号的相应的开关信号而被切换。 开关电路进行开关,使得第一电压和第二电压之间的差可以在第一时段期间存储在连接到运算放大器的第一电容器中,并且执行开关,使得可以通过反映第三电压来输出输出信号 在第二时段期间存储在第一电容器中的差值。
    • 5. 发明申请
    • DIGITAL-TO-ANALOG CONVERTER, AND METHOD THEREOF
    • 数字到模拟转换器及其方法
    • US20080191916A1
    • 2008-08-14
    • US11971320
    • 2008-01-09
    • Yun Seung ShinJi Woon JungMyung Hee Lee
    • Yun Seung ShinJi Woon JungMyung Hee Lee
    • H03M1/66
    • H03M1/0607G09G3/3688G09G3/3696G09G2310/027H03M1/662H03M1/682
    • A digital-to-analog converter (DAC) and a digital-to-analog converting method are provided. The DAC includes a first capacitor, an operation amplifier having a first input terminal connected to the first capacitor, a second input terminal, and an output terminal, where the first input terminal is a (−) input terminal and the second input terminal is a (+) input terminal; and a switching circuit having a plurality of switches each being switched in response to a corresponding switching signal from among a plurality of switching signals. The switching circuit performs switching so that the difference between a first voltage and a second voltage can be stored in the first capacitor connected to the operation amplifier during a first period, and performs switching so that an output signal can be output by reflecting a third voltage in the difference stored in the first capacitor during a second period.
    • 提供了数模转换器(DAC)和数模转换方法。 DAC包括第一电容器,具有连接到第一电容器的第一输入端子的运算放大器,第二输入端子和输出端子,其中第一输入端子是( - )输入端子,第二输入端子是 (+)输入端子; 以及具有多个开关的开关电路,每个开关响应于来自多个开关信号的相应的开关信号而被切换。 开关电路执行开关,使得第一电压和第二电压之间的差可以在第一时段期间存储在连接到运算放大器的第一电容器中,并且执行开关,使得可以通过反映第三电压来输出输出信号 在第二时段期间存储在第一电容器中的差值。
    • 6. 发明申请
    • GAS REGULATING VALVE FOR TORCH
    • 气体调节阀
    • US20110278485A1
    • 2011-11-17
    • US13146325
    • 2010-02-01
    • Myung Hee Lee
    • Myung Hee Lee
    • F16K31/44
    • B23K7/10B23K9/323F16K1/38F23D14/465F23K2900/05001F23N1/007F23N2035/24
    • The present invention relates to a gas regulating valve for a torch. A gas regulating valve for a torch of the present invention has a valve frame including a gas inlet with a substantially tapered cross-section and a gas outlet, a valve pin inserted into an insertion hole formed inside the valve frame to block and open the gas inlet, a handle fastened to a tail portion of the valve pin, and a valve frame fastening block that is immovably fastened on the outside of the valve frame, is formed in a ring shape along an outer periphery of the valve pin on the top of the handle and guides, by rotations of the handle, the valve pin to translate back and forth opposite to the gas inlet.
    • 本发明涉及一种用于割炬的气体调节阀。 本发明的用于炬的气体调节阀具有阀架,该阀架包括具有大致锥形截面的气体入口和气体出口,插入到形成在阀框内的插入孔中的阀销,以阻塞和打开气体 入口,固定在阀销的尾部的手柄,以及不可移动地固定在阀框外侧的阀框紧固块,沿着阀销顶部的阀销的外周形成环状 手柄和引导件通过手柄的旋转,阀销与气体入口相反地前后平移。
    • 10. 发明授权
    • Side view type LED package
    • 侧视型LED封装
    • US07804105B2
    • 2010-09-28
    • US12299882
    • 2007-06-27
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • Nam Young KimTae Kwang KimKyoung Bo HanMyung Hee Lee
    • H01L33/00
    • H01L33/486H01L33/60H01L33/62H01L2224/48091H01L2224/48247H01L2924/3025H01L2924/00012H01L2924/00014H01L2924/00
    • In a side view type light emitting diode (LED) package, a lead frame portion and lead frame electrical contact portions are exposed outside a package body to serve as an additional heat dissipation path. The side view type LED package includes an LED chip, a package body having a side surface with an opening for receiving the LED chip, and lead frames for applying a current to the LED chip. The lead frames include inner leads electrically connected to the LED chip within the package body; electrical contact lower legs extending from the inner leads to a lower portion of the package body and exposed outside the package body in the vicinity of a lower surface of the package body perpendicular to the side surface; and a heat dissipation means extending, separately from the electrical contact lower legs, from at least one of the inner leads outside the package body.
    • 在侧视型发光二极管(LED)封装中,引线框架部分和引线框架电接触部分暴露在封装体的外部以用作额外的散热路径。 侧视型LED封装包括LED芯片,具有用于接收LED芯片的开口的侧表面的封装体和用于向LED芯片施加电流的引线框架。 引线框架包括电连接到封装主体内的LED芯片的内部引线; 从所述内引线延伸到所述封装主体的下部并且在所述封装体的垂直于所述侧表面的下表面附近暴露于所述封装体外部的电接触小腿; 以及散热装置,其与电接触小腿分开地从包装体外部的至少一个内引线延伸。