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公开(公告)号：US20130088285A1
公开(公告)日：2013-04-11
申请号：US13633654
申请日：2012-10-02
发明人： Jae Eun PI , Kee Chan PARK , Hong Kyun LEEM , Joon Dong KIM , Youn Kyung KIM , Ji Sun KIM , Byoung Gon YU , Sang Hee PARK , Him Chan OH , Min Ki RYU , Chi Sun HWANG
CPC分类号： H02M3/073 , G09G3/3696 , H02M2003/077
摘要： Disclosed is a DC voltage conversion circuit of a liquid crystal display apparatus, including: a main pumping circuit including a plurality of thin film transistors and configured to output voltage for driving a liquid crystal display apparatus when the plurality of thin film transistors are alternately turned on or off; and a switch control signal generator configured to control voltages applied to gates of the plurality of thin film transistors by inversion of a clock signal, in which each thin film transistor is turned on when positive gate-source voltage is applied thereto, and turned off when negative gate-source voltage is applied thereto.
摘要翻译： 公开了一种液晶显示装置的DC电压转换电路，包括：主泵浦电路，其包括多个薄膜晶体管，并且被配置为当多个薄膜晶体管交替接通时输出用于驱动液晶显示装置的电压 或关闭 以及开关控制信号发生器，其被配置为通过反转时钟信号来控制施加到所述多个薄膜晶体管的栅极的电压，其中当施加正栅极 - 源极电压时每个薄膜晶体管导通，并且当所述晶体管的栅极 - 向其施加负栅极 - 源极电压。
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公开(公告)号：US20140062572A1
公开(公告)日：2014-03-06
申请号：US14010579
申请日：2013-08-27
申请人： Electronics and Telecommunications Research Institute , Konkuk University Industrial Cooperation Corp.
发明人： Jae-Eun PI , Kee-Chan PARK , Sangyeon KIM , Joondong KIM , Yeon Kyung KIM , HongKyun LYM , Sang-Hee PARK , Byoung Gon YU , Chi-Sun HWANG , Jong Woo KIM , OhSang KWON , Min Ki RYU
IPC分类号： H03K17/30
CPC分类号： H03K17/302 , H03K19/0185
摘要： Provided is a single input level shifter. The single input level shifter includes: an input unit applying a power voltage to a first node in response to an input signal and applying the input signal to a second node in response to a reference signal; a bootstrapping unit applying the power voltage to the second node according to a voltage level of the first node; and an output unit applying the input signal to an output terminal in response to the reference signal and applying the power voltage to the output terminal according to the voltage level of the first node, wherein the bootstrapping unit includes a capacitor between the first and second nodes, and when the input signal is shifted from a first voltage level to a second voltage level, the bootstrapping unit raises the voltage level of the first node to a level higher than the power voltage.
摘要翻译： 提供单个输入电平移位器。 单输入电平移位器包括：输入单元，响应于输入信号向第一节点施加电源电压，并响应于参考信号将输入信号施加到第二节点; 引导单元，根据第一节点的电压电平向第二节点施加电源电压; 以及输出单元，其响应于所述参考信号将输入信号施加到输出端子，并且根据所述第一节点的电压电平将所述电源电压施加到所述输出端子，其中所述自举单元包括所述第一和第二节点之间的电容器 并且当所述输入信号从第一电压电平偏移到第二电压电平时，所述自举单元将所述第一节点的电压电平升高到高于所述电源电压的电平。
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公开(公告)号：US20150171833A1
公开(公告)日：2015-06-18
申请号：US14335242
申请日：2014-07-18
申请人： Konkuk University Industrial Cooperation Corp , Electronics and Telecommunications Research Institute
发明人： Jae-Eun PI , Sang-Hee PARK , Min Ki RYU , Chi-Sun HWANG , OhSang KWON , Eunsuk PARK , Kee-Chan PARK , YeonKyung KIM
摘要： Provided is a gate driver circuit. The gate driver circuit includes a plurality of sequentially connected stages, and each of stages includes an input unit including two input transistors forming diode connection, a pull-up unit including a pull-up transistor and a bootstrap capacitor, and first and second pull-down units each including two transistors. According to embodiments, an input capacitor is further included which is connected to a node between the input unit and the pull-up unit. In addition, a carry unit is further included which is connected to an output terminal and formed to transmit an output signal in a high state or a low state to a next stage.
摘要翻译： 提供了一个栅极驱动电路。 栅极驱动器电路包括多个顺序连接的级，并且每个级包括一个输入单元，该输入单元包括形成二极管连接的两个输入晶体管，一个包括上拉晶体管和自举电容器的上拉单元，以及第一和第二上拉电路， 每个下降单元包括两个晶体管。 根据实施例，还包括输入电容器，其连接到输入单元和上拉单元之间的节点。 此外，还包括进位单元，其连接到输出端子并且被形成为将处于高状态或低状态的输出信号传输到下一级。
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