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    • 5. 发明授权
    • Method of forming semiconductor device patterns
    • 形成半导体器件图案的方法
    • US08227354B2
    • 2012-07-24
    • US12480807
    • 2009-06-09
    • Bong-cheol KimDae-youp LeeSang-youn JoJa-min KooByeong-hwan SonJang-hwan Jeong
    • Bong-cheol KimDae-youp LeeSang-youn JoJa-min KooByeong-hwan SonJang-hwan Jeong
    • H01L21/302
    • H01L21/3086H01L21/0337H01L21/32139H01L27/11521
    • Provided is a method of forming patterns of a semiconductor device, whereby patterns having various widths can be simultaneously formed, and pattern density can be doubled by a double patterning process in a portion of the semiconductor device. In the method of forming patterns of a semiconductor device, a first mold mask pattern and a second mold mask patter having different widths are formed on a substrate. A pair of first spacers covering both sidewalls of the first mold mask pattern and a pair of second spacers covering both sidewalls of the second mold mask pattern are formed. The first mold mask pattern and the second mold mask pattern are removed, and a wide-width mask pattern covering the second spacer is formed. A lower layer is etched using the first spacers, the second spacers, and the wide-width mask pattern as an etch mask.
    • 提供了一种形成半导体器件的图案的方法,由此可以同时形成具有各种宽度的图案,并且通过在半导体器件的一部分中的双重图案化工艺可以使图案密度加倍。 在形成半导体器件的图案的方法中,在衬底上形成具有不同宽度的第一模具掩模图案和第二模具掩模图案。 形成覆盖第一模具掩模图案的两个侧壁的一对第一间隔件和覆盖第二模具掩模图案的两个侧壁的一对第二间隔件。 去除第一模具掩模图案和第二模具掩模图案,并且形成覆盖第二间隔件的宽幅掩模图案。 使用第一间隔物,第二间隔物和宽幅掩模图案作为蚀刻掩模蚀刻下层。
    • 8. 发明申请
    • LIGHT SOURCE DRIVER
    • 光源驱动器
    • US20120256554A1
    • 2012-10-11
    • US13213267
    • 2011-08-19
    • Jae Eun UmJa Min KooJae Kyu Park
    • Jae Eun UmJa Min KooJae Kyu Park
    • H05B37/02
    • H05B33/0866G09G3/3426G09G2310/024G09G2320/064G09G2330/00H05B33/0827
    • A light emitting diode (LED) driver is provided that includes a light emitting diode, a converter connected to the light emitting diode, wherein the converter receives an input voltage and converts the input voltage to a basic voltage for driving the light emitting diode, a current regulator connected to the light emitting diode, a first operational amplifier connected to the current regulator, an analog dimming voltage generating unit including a second operational amplifier, a first resistor, a second resistor, and a third resistor, wherein a first terminal of the first resistor, a first terminal of the second resistor, and a first terminal of the third resistor are connected to a non-inversion terminal of the second operational amplifier, and connected to the first operational amplifier, and a pulse-width-modulation dimming pulse generating unit connected to a second terminal of the third resistor.
    • 提供了一种发光二极管(LED)驱动器,其包括发光二极管,连接到发光二极管的转换器,其中转换器接收输入电压并将输入电压转换为用于驱动发光二极管的基本电压, 连接到发光二极管的电流调节器,连接到电流调节器的第一运算放大器,包括第二运算放大器,第一电阻器,第二电阻器和第三电阻器的模拟调光电压产生单元,其中, 第一电阻器,第二电阻器的第一端子和第三电阻器的第一端子连接到第二运算放大器的非反相端子,并连接到第一运算放大器,以及脉冲宽度调制调光脉冲 连接到第三电阻器的第二端子的发电单元。
    • 10. 发明授权
    • Light source driver
    • 光源驱动
    • US08471499B2
    • 2013-06-25
    • US13213267
    • 2011-08-19
    • Jae Eun UmJa Min KooJae Kyu Park
    • Jae Eun UmJa Min KooJae Kyu Park
    • H05B37/02
    • H05B33/0866G09G3/3426G09G2310/024G09G2320/064G09G2330/00H05B33/0827
    • A light emitting diode (LED) driver is provided that includes a light emitting diode, a converter connected to the light emitting diode, wherein the converter receives an input voltage and converts the input voltage to a basic voltage for driving the light emitting diode, a current regulator connected to the light emitting diode, a first operational amplifier connected to the current regulator, an analog dimming voltage generating unit including a second operational amplifier, a first resistor, a second resistor, and a third resistor, wherein a first terminal of the first resistor, a first terminal of the second resistor, and a first terminal of the third resistor are connected to a non-inversion terminal of the second operational amplifier, and connected to the first operational amplifier, and a pulse-width-modulation dimming pulse generating unit connected to a second terminal of the third resistor.
    • 提供了一种发光二极管(LED)驱动器,其包括发光二极管,连接到发光二极管的转换器,其中转换器接收输入电压并将输入电压转换为用于驱动发光二极管的基本电压, 连接到发光二极管的电流调节器,连接到电流调节器的第一运算放大器,包括第二运算放大器,第一电阻器,第二电阻器和第三电阻器的模拟调光电压产生单元,其中, 第一电阻器,第二电阻器的第一端子和第三电阻器的第一端子连接到第二运算放大器的非反相端子,并连接到第一运算放大器,以及脉冲宽度调制调光脉冲 连接到第三电阻器的第二端子的发电单元。