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公开(公告)号：US09923462B2
公开(公告)日：2018-03-20
申请号：US15157266
申请日：2016-05-17
Applicant: Samsung Display Co., Ltd.
Inventor： Kyun Ho Kim , Min Ho Park , Yoon Sik Park
CPC classification number: H02M3/158 , H02M1/32 , H02M3/157 , H02M3/1588 , Y02B70/1466
Abstract: A DC-DC converter includes: a switching circuit to change a voltage value of an input voltage, and to generate an output voltage; a feedback circuit connected between an output terminal to which the output voltage is supplied and a source of a first power, and to generate a feedback voltage corresponding to the output voltage; a gate pulse generator to generate a gate pulse to be supplied to the switching circuit by utilizing the feedback voltage; a current protector to control the switching circuit by utilizing the feedback voltage and the gate pulse; and a voltage protector to control the switching circuit by utilizing the feedback voltage.
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公开(公告)号：US09984641B2
公开(公告)日：2018-05-29
申请号：US15158471
申请日：2016-05-18
Applicant: Samsung Display Co., Ltd.
Inventor： Sung In Kang , Kyun Ho Kim , Min Ho Park , Ji Eun Jang
IPC: G09G3/20 , G09G3/36 , G09G3/3266
CPC classification number: G09G3/3677 , G09G3/20 , G09G3/3266 , G09G3/3674 , G09G3/3688 , G09G3/3696 , G09G2310/0267 , G09G2320/0219 , G09G2330/04 , G09G2330/06 , G09G2330/08 , G09G2330/12
Abstract: A gate protection circuit includes: a clock signal generator to generate a plurality of gate clock signals; a gate driver to output gate signals based on the plurality of gate clock signals, the gate driver including a plurality of gate driving circuits cascaded to each other; and a monitoring line configured to transmit a feedback signal based on the plurality of gate clock signals via the plurality of gate driving circuits to the clock signal generator. The clock signal generator is to block generation of the plurality of gate clock signals in response to the feedback signal.
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公开(公告)号：US20170033692A1
公开(公告)日：2017-02-02
申请号：US15157266
申请日：2016-05-17
Applicant: Samsung Display Co., Ltd.
Inventor： Kyun Ho Kim , Min Ho Park , Yoon Sik Park
CPC classification number: H02M3/158 , H02M1/32 , H02M3/157 , H02M3/1588 , Y02B70/1466
Abstract: A DC-DC converter includes: a switching circuit to change a voltage value of an input voltage, and to generate an output voltage; a feedback circuit connected between an output terminal to which the output voltage is supplied and a source of a first power, and to generate a feedback voltage corresponding to the output voltage; a gate pulse generator to generate a gate pulse to be supplied to the switching circuit by utilizing the feedback voltage; a current protector to control the switching circuit by utilizing the feedback voltage and the gate pulse; and a voltage protector to control the switching circuit by utilizing the feedback voltage.
Abstract translation: DC-DC转换器包括：切换电路，用于改变输入电压的电压值，并产生输出电压; 连接在供给输出电压的输出端和第一电源之间的反馈电路，并产生与输出电压对应的反馈电压; 门脉冲发生器，通过利用反馈电压产生提供给开关电路的栅极脉冲; 电流保护器，通过利用反馈电压和栅极脉冲来控制开关电路; 以及通过利用反馈电压来控制开关电路的电压保护器。
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