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1. 发明授权

US08710897B2 Level shifter and method of using the same 有权
标题翻译：电平移位器及其使用方法
公开(公告)号：US08710897B2
公开(公告)日：2014-04-29
申请号：US13488050
申请日：2012-06-04
申请人： Hyoung-kyu Kim , Jin-wook Kim , Bae-kun Choi
发明人： Hyoung-kyu Kim , Jin-wook Kim , Bae-kun Choi
IPC分类号： H03L5/00
CPC分类号： H03K3/356113
摘要： A level shifter and a method of operating a level shifter are provided. The level shifter includes a first-level shifter unit configured to convert an external input signal into a signal in a preset first-voltage range using a plurality of transistors and output the converted signal and a second-level shifter unit configured to convert the signal output from the first-level shifter unit into a signal in a preset second-voltage range using a plurality of transistors and output the converted signal.
摘要翻译：提供了电平移位器和操作电平转换器的方法。电平移位器包括：第一电平移位器单元，被配置为使用多个晶体管将外部输入信号转换为预置的第一电压范围的信号并输出转换的信号;以及第二电平移位器单元，被配置为将信号输出使用多个晶体管从第一电平移位器单元变为预置的第二电压范围的信号，并输出转换的信号。

2. 发明申请

US20120313685A1 LEVEL SHIFTER AND METHOD OF USING THE SAME 有权
标题翻译：水平变换器及其使用方法
公开(公告)号：US20120313685A1
公开(公告)日：2012-12-13
申请号：US13488050
申请日：2012-06-04
申请人： Hyoung-kyu KIM , Jin-wook Kim , Bae-kun Choi
发明人： Hyoung-kyu KIM , Jin-wook Kim , Bae-kun Choi
IPC分类号： H03L5/00
CPC分类号： H03K3/356113
摘要： A level shifter and a method of operating a level shifter are provided. The level shifter includes a first-level shifter unit configured to convert an external input signal into a signal in a preset first-voltage range using a plurality of transistors and output the converted signal and a second-level shifter unit configured to convert the signal output from the first-level shifter unit into a signal in a preset second-voltage range using a plurality of transistors and output the converted signal.
摘要翻译：提供了电平移位器和操作电平转换器的方法。电平移位器包括：第一电平移位器单元，被配置为使用多个晶体管将外部输入信号转换为预置的第一电压范围的信号并输出转换的信号;以及第二电平移位器单元，被配置为将信号输出使用多个晶体管从第一电平移位器单元变为预置的第二电压范围的信号，并输出转换的信号。

3. 发明授权

US09253834B2 LED driver circuit having a sensing unit 有权
标题翻译： LED驱动器电路具有感测单元
公开(公告)号：US09253834B2
公开(公告)日：2016-02-02
申请号：US13487738
申请日：2012-06-04
申请人： Hyoung-kyu Kim , Tae-kyoung Kang , Gyu-ho Lim , Jin-wook Kim
发明人： Hyoung-kyu Kim , Tae-kyoung Kang , Gyu-ho Lim , Jin-wook Kim
IPC分类号： H05B37/02 , H05B33/08
CPC分类号： H05B33/0818 , H05B33/0884 , Y02B20/346
摘要： A LED driving circuit having a sensing unit is disclosed. The LED driving circuit includes an input unit configured to receive a dimming signal to drive an LED array, a DC-DC converter including a power transistor configured to perform a switching operation, the DC-DC converter being configured to provide an output voltage to the LED array by the switching operation, a PWM signal generating unit configured to provide a PWM signal to adjust power of the LED array to the power transistor, a LED driving unit configured to drive the LED array using the dimming signal, and a sensing unit configured to sense degradation of the power transistor.
摘要翻译：公开了一种具有感测单元的LED驱动电路。 LED驱动电路包括：被配置为接收调光信号以驱动LED阵列的输入单元; DC-DC转换器，包括被配置为执行开关操作的功率晶体管，DC-DC转换器被配置为向 LED阵列，PWM信号生成单元，被配置为提供PWM信号以将LED阵列的功率调整到功率晶体管; LED驱动单元，被配置为使用调光信号驱动LED阵列;以及感测单元，被配置为以感测功率晶体管的劣化。

4. 发明申请

US20120313536A1 LED DRIVER CIRCUIT HAVING A SENSING UNIT 有权
标题翻译：具有传感单元的LED驱动电路
公开(公告)号：US20120313536A1
公开(公告)日：2012-12-13
申请号：US13487738
申请日：2012-06-04
申请人： Hyoung-kyu Kim , Tae-kyoung Kang , Gyu-ho Lim , Jin-wook Kim
发明人： Hyoung-kyu Kim , Tae-kyoung Kang , Gyu-ho Lim , Jin-wook Kim
IPC分类号： H05B37/02
CPC分类号： H05B33/0818 , H05B33/0884 , Y02B20/346
摘要： A LED driving circuit having a sensing unit is disclosed. The LED driving circuit includes an input unit configured to receive a dimming signal to drive an LED array, a DC-DC converter including a power transistor configured to perform a switching operation, the DC-DC converter being configured to provide an output voltage to the LED array by the switching operation, a PWM signal generating unit configured to provide a PWM signal to adjust power of the LED array to the power transistor, a LED driving unit configured to drive the LED array using the dimming signal, and a sensing unit configured to sense degradation of the power transistor.
摘要翻译：公开了一种具有感测单元的LED驱动电路。 LED驱动电路包括：被配置为接收调光信号以驱动LED阵列的输入单元; DC-DC转换器，包括被配置为执行开关操作的功率晶体管，DC-DC转换器被配置为向 LED阵列，PWM信号生成单元，被配置为提供PWM信号以将LED阵列的功率调整到功率晶体管; LED驱动单元，被配置为使用调光信号驱动LED阵列;以及感测单元，被配置为以感测功率晶体管的劣化。

5. 发明授权

US07870645B2 Hinge device and mobile apparatus having the same 有权
标题翻译：铰链装置和具有相同装置的移动装置
公开(公告)号：US07870645B2
公开(公告)日：2011-01-18
申请号：US11589719
申请日：2006-10-31
申请人： Jin-wook Kim
发明人： Jin-wook Kim
IPC分类号： E05D3/06 , E05D15/00
CPC分类号： H04M1/0212 , E05D3/022 , E05D3/10 , E05Y2900/606 , H04M1/0227 , H04M1/0233 , H04M1/0237 , H04N7/142 , H04N2007/145 , Y10T16/5323 , Y10T16/544 , Y10T16/5445 , Y10T16/5448 , Y10T16/545 , Y10T16/547 , Y10T16/5472
摘要： A mobile device has a first object, a second object, and a hinge device to slide open and close the second object with respect to the first object. The hinge device has a sliding unit that is slidable with respect to a first object, and a rotary unit that is rotatable with respect to the sliding unit, and engaged with the second object. The hinge device requires a relatively smaller space to be installed in the mobile apparatus so that the mobile apparatus can be smaller. Furthermore, there is no installation line for the hinge device so that the aesthetic design of the mobile apparatus is more refined.
摘要翻译：移动设备具有第一对象，第二对象和铰链设备，用于相对于第一对象滑动打开和关闭第二对象。铰链装置具有可相对于第一物体滑动的滑动单元和可相对于滑动单元旋转并与第二物体接合的旋转单元。铰链装置需要相对较小的空间来安装在移动装置中，使得移动装置可以更小。此外，没有铰链装置的安装线，使得移动装置的美学设计更加精细化。

6. 发明授权

US08643289B2 PWM controlling circuit and LED driver circuit having the same 有权
标题翻译： PWM控制电路和LED驱动电路具有相同的功能
公开(公告)号：US08643289B2
公开(公告)日：2014-02-04
申请号：US13397936
申请日：2012-02-16
申请人： Beom-seon Ryu , Chang-sik Lim , Jin-wook Kim
发明人： Beom-seon Ryu , Chang-sik Lim , Jin-wook Kim
IPC分类号： H05B37/02
CPC分类号： H05B33/0827 , H05B33/0815 , H05B33/0851 , Y02B20/346
摘要： A Pulse Width Modulation (PWM) controlling circuit and a Light Emitting Diode (LED) driver circuit having the same are provided. An LED driver circuit includes a voltage detector connected to a plurality of LED arrays, the voltage detector being configured to determine a connection status of each of the LED arrays according to a corresponding level of the feedback voltage, and detect a minimum feedback voltage from feedback voltages of the LED arrays that are determined to be connected, a controller configured to output a control signal to one of abort and control boosting of the LED arrays according to the detected minimum feedback voltage, and a Pulse Width Modulation (PWM) signal generator configured to output a PWM signal corresponding to the outputted control signal according to an on/off state of a dimming signal that drives the LED arrays that are determined to be connected.
摘要翻译：提供了具有该脉宽调制（PWM）控制电路和发光二极管（LED）驱动电路的脉宽调制（PWM）控制电路。 LED驱动器电路包括连接到多个LED阵列的电压检测器，电压检测器被配置为根据反馈电压的相应电平来确定每个LED阵列的连接状态，并且从反馈检测最小反馈电压确定要连接的LED阵列的电压，被配置为根据检测到的最小反馈电压将控制信号输出到LED阵列的中止和控制升压之一的控制器以及被配置为的脉冲宽度调制（PWM）信号发生器根据驱动被确定为连接的LED阵列的调光信号的开/关状态来输出与输出的控制信号对应的PWM信号。

7. 发明申请

US20070136997A1 Hinge device and mobile apparatus having the same 有权
标题翻译：铰链装置和具有相同装置的移动装置
公开(公告)号：US20070136997A1
公开(公告)日：2007-06-21
申请号：US11447121
申请日：2006-06-06
申请人： Jin-wook Kim
发明人： Jin-wook Kim
IPC分类号： E05D3/10
CPC分类号： H04M1/021 , E05D3/10 , E05Y2900/606 , Y10T16/5323 , Y10T16/544 , Y10T16/5445 , Y10T16/5448 , Y10T16/545 , Y10T16/547 , Y10T16/5472
摘要： A mobile apparatus includes a main body, a display part, and a hinge device. The hinge device opens and closes the display part from the main body and allows the display part to rotate. The hinge device includes a sliding unit that slides with respect to the main body, and a rotary unit rotatably formed with the sliding unit to engage the display part. The hinge device requires less installation space so that the mobile apparatus may be more compact. Furthermore, there is no visible installation line of the hinge device so that the mobile apparatus may have a more refined design.
摘要翻译：移动装置包括主体，显示部和铰链装置。铰链装置从主体打开和关闭显示部件，并允许显示部件旋转。铰链装置包括相对于主体滑动的滑动单元，以及可旋转地形成有滑动单元以接合显示部的旋转单元。铰链装置需要更少的安装空间，使得移动装置可以更紧凑。此外，铰链装置没有可见的安装线，使得移动装置可以具有更精细的设计。

8. 发明申请

US20120212142A1 PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME 有权
标题翻译： PWM控制电路和具有该控制电路的LED驱动电路
公开(公告)号：US20120212142A1
公开(公告)日：2012-08-23
申请号：US13397936
申请日：2012-02-16
申请人： Beom-seon Ryu , Chang-sik Lim , Jin-wook Kim
发明人： Beom-seon Ryu , Chang-sik Lim , Jin-wook Kim
IPC分类号： H05B37/02
CPC分类号： H05B33/0827 , H05B33/0815 , H05B33/0851 , Y02B20/346
摘要： A Pulse Width Modulation (PWM) controlling circuit and a Light Emitting Diode (LED) driver circuit having the same are provided. An LED driver circuit includes a voltage detector connected to a plurality of LED arrays, the voltage detector being configured to determine a connection status of each of the LED arrays according to a corresponding level of the feedback voltage, and detect a minimum feedback voltage from feedback voltages of the LED arrays that are determined to be connected, a controller configured to output a control signal to one of abort and control boosting of the LED arrays according to the detected minimum feedback voltage, and a Pulse Width Modulation (PWM) signal generator configured to output a PWM signal corresponding to the outputted control signal according to an on/off state of a dimming signal that drives the LED arrays that are determined to be connected.
摘要翻译：提供了具有该脉宽调制（PWM）控制电路和发光二极管（LED）驱动电路的脉宽调制（PWM）控制电路。 LED驱动器电路包括连接到多个LED阵列的电压检测器，电压检测器被配置为根据反馈电压的相应电平来确定每个LED阵列的连接状态，并且从反馈检测最小反馈电压确定要连接的LED阵列的电压，被配置为根据检测到的最小反馈电压将控制信号输出到LED阵列的中止和控制升压之一的控制器以及被配置为的脉冲宽度调制（PWM）信号发生器根据驱动被确定为连接的LED阵列的调光信号的开/关状态输出与输出的控制信号对应的PWM信号。

9. 发明授权

US07703177B2 Hinge device and mobile apparatus having the same 有权
标题翻译：铰链装置和具有相同装置的移动装置
公开(公告)号：US07703177B2
公开(公告)日：2010-04-27
申请号：US11447121
申请日：2006-06-06
申请人： Jin-wook Kim
发明人： Jin-wook Kim
IPC分类号： E05D3/06 , E05D15/00
CPC分类号： H04M1/021 , E05D3/10 , E05Y2900/606 , Y10T16/5323 , Y10T16/544 , Y10T16/5445 , Y10T16/5448 , Y10T16/545 , Y10T16/547 , Y10T16/5472
摘要： A mobile apparatus includes a main body, a display part, and a hinge device. The hinge device opens and closes the display part from the main body and allows the display part to rotate. The hinge device includes a sliding unit that slides with respect to the main body, and a rotary unit rotatably formed with the sliding unit to engage the display part. The hinge device requires less installation space so that the mobile apparatus may be more compact. Furthermore, there is no visible installation line of the hinge device so that the mobile apparatus may have a more refined design.
摘要翻译：移动装置包括主体，显示部和铰链装置。铰链装置从主体打开和关闭显示部件，并允许显示部件旋转。铰链装置包括相对于主体滑动的滑动单元，以及可旋转地形成有滑动单元以接合显示部的旋转单元。铰链装置需要更少的安装空间，使得移动装置可以更紧凑。此外，铰链装置没有可见的安装线，使得移动装置可以具有更精细的设计。

10. 发明申请

US20070136998A1 Hinge device and mobile apparatus having the same 有权
标题翻译：铰链装置和具有相同装置的移动装置
公开(公告)号：US20070136998A1
公开(公告)日：2007-06-21
申请号：US11589719
申请日：2006-10-31
申请人： Jin-wook Kim
发明人： Jin-wook Kim
IPC分类号： E05D3/10
CPC分类号： H04M1/0212 , E05D3/022 , E05D3/10 , E05Y2900/606 , H04M1/0227 , H04M1/0233 , H04M1/0237 , H04N7/142 , H04N2007/145 , Y10T16/5323 , Y10T16/544 , Y10T16/5445 , Y10T16/5448 , Y10T16/545 , Y10T16/547 , Y10T16/5472
摘要： A mobile device has a first object, a second object, and a hinge device to slide open and close the second object with respect to the first object. The hinge device has a sliding unit that is slidable with respect to a first object, and a rotary unit that is rotatable with respect to the sliding unit, and engaged with the second object. The hinge device requires a relatively smaller space to be installed in the mobile apparatus so that the mobile apparatus can be smaller. Furthermore, there is no installation line for the hinge device so that the aesthetic design of the mobile apparatus is more refined.
摘要翻译：移动设备具有第一对象，第二对象和铰链设备，用于相对于第一对象滑动打开和关闭第二对象。铰链装置具有可相对于第一物体滑动的滑动单元和可相对于滑动单元旋转并与第二物体接合的旋转单元。铰链装置需要相对较小的空间来安装在移动装置中，使得移动装置可以更小。此外，没有铰链装置的安装线，使得移动装置的美学设计更加精细化。

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