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公开(公告)号:US20150170603A1
公开(公告)日:2015-06-18
申请号:US14309663
申请日:2014-06-19
发明人: Hyun Seok HONG , Yeon-Sun Na , Dongin Kim , Kwan-Young Oh , Changgil Oh , Bum Lee , Jae-Won Jeong
IPC分类号: G09G5/00
CPC分类号: G09G3/3696 , G09G3/20 , G09G2330/028 , G09G2360/16
摘要: A display device including a display panel, including a plurality of pixels, a driver circuit configured to display an image on the display panel in response to an image signal and a control signal, and a voltage generator configured to generate an analog driving voltage for an operation of the driver circuit in response to a voltage control signal. The driver circuit is configured to compare the image signal to ripple image patterns and is configured to output the voltage control signal to change a voltage level of the analog driving voltage, according to the result of the comparison.
摘要翻译: 一种显示装置,包括包括多个像素的显示面板,配置为响应于图像信号和控制信号在显示面板上显示图像的驱动器电路,以及电压发生器,被配置为产生用于 响应于电压控制信号来驱动电路的操作。 驱动器电路被配置为将图像信号与纹波图像图案进行比较,并且被配置为根据比较的结果输出电压控制信号以改变模拟驱动电压的电压电平。
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公开(公告)号:US10424264B2
公开(公告)日:2019-09-24
申请号:US15826020
申请日:2017-11-29
发明人: Yeon-Sun Na , Bo-Ram Kang , Jeong Hun Go , Jae Hoon Lee
IPC分类号: G06F1/32 , G09G3/36 , H01L35/30 , G09G3/20 , G06F1/3234
摘要: A display device and method of operation that provides self-generated power. The device includes: a display portion including a plurality of pixels; a data driver applying a data signal to data lines connected to the plurality of pixels; a signal controller transmitting an image data signal for generation of the data signal to the data driver; a power supply generating a driving voltage for operation of the signal controller and the data driver; a thermoelectric generation portion generating electrical energy by using heat generated by at least one of the signal controller, the power supply, and the data driver; and a converter generating an auxiliary driving voltage that is the same as the driving voltage by using the electrical energy.
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公开(公告)号:US10937383B2
公开(公告)日:2021-03-02
申请号:US16570388
申请日:2019-09-13
发明人: Yeon-Sun Na , Bo-Ram Kang , Jeong Hun Go , Jae Hoon Lee
IPC分类号: G06F1/32 , G09G3/36 , H01L35/30 , G09G3/20 , G06F1/3234
摘要: A display device and method of operation that provides self-generated power. The device includes: a display portion including a plurality of pixels; a data driver applying a data signal to data lines connected to the plurality of pixels; a signal controller transmitting an image data signal for generation of the data signal to the data driver; a power supply generating a driving voltage for operation of the signal controller and the data driver; a thermoelectric generation portion generating electrical energy by using heat generated by at least one of the signal controller, the power supply, and the data driver; and a converter generating an auxiliary driving voltage that is the same as the driving voltage by using the electrical energy.
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公开(公告)号:US09240159B2
公开(公告)日:2016-01-19
申请号:US14495132
申请日:2014-09-24
发明人: Yeon-Sun Na , Hyun-Seok Hong , Dong-In Kim , Ji-Hee Kim , Kwan-Young Oh , Bum Lee
IPC分类号: G09G5/00
CPC分类号: G09G5/006 , G09G3/3611 , G09G3/3696 , G09G5/18 , G09G2370/08
摘要: A timing controller includes: a top voltage generator configured to output first to third top voltages; a bottom voltage generator configured to output first to third bottom voltages; a first transmitting part configured to output a first data signal for a first data driving chip, based on the first top and bottom voltages; a second transmitting part configured to output a second data signal for a second data driving chip based on the second top and bottom voltages; and a third transmitting part configured to output a third data signal for a third data driving chip based on the third top and bottom voltages, where one of the first to third top voltages is different from another of the first to third top voltages, and one of the first to third bottom voltages is different from another of the first to third bottom voltages.
摘要翻译: 定时控制器包括:顶部电压发生器,被配置为输出第一至第三顶部电压; 底部电压发生器,被配置为输出第一至第三底部电压; 第一发送部件,被配置为基于所述第一顶部和底部电压输出用于第一数据驱动芯片的第一数据信号; 第二发送部件,被配置为基于所述第二顶部和底部电压输出用于第二数据驱动芯片的第二数据信号; 以及第三发送部,被配置为基于所述第三顶电压和所述第三至第三顶电压中的一个与所述第一至第三顶电压中的另一个不同的第三顶电压输出用于第三数据驱动芯片的第三数据信号,以及一 第一至第三底部电压与第一至第三底部电压中的另一个不同。
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公开(公告)号:US12007817B2
公开(公告)日:2024-06-11
申请号:US18215066
申请日:2023-06-27
发明人: Yeon-Sun Na , Min-Soo Choi
CPC分类号: G06F1/189 , G02F1/13458 , G06F1/20 , G09G3/20 , H05K1/0209 , H05K7/20963 , G09G2310/0275 , H05K1/147
摘要: A display device includes a display panel, a data driver which transmits a data voltage to the display panel, a first flexible printed circuit board attached to the display panel and including an input side wiring electrically connected to the data driver, a first printed circuit board (PCB) electrically connected to the input side wiring to transmit a high-speed driving signal to the data driver, and a metal tape overlapping the input side wiring in a plan view and attached on the first flexible printed circuit board, where a part of the metal tape overlapping the input side wiring in the plan view defines an opening.
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公开(公告)号:US11714466B2
公开(公告)日:2023-08-01
申请号:US17985984
申请日:2022-11-14
发明人: Yeon-Sun Na , Min-Soo Choi
CPC分类号: G06F1/189 , G02F1/13458 , G06F1/20 , G09G3/20 , H05K1/0209 , H05K7/20963 , G09G2310/0275 , H05K1/147
摘要: A display device includes a display panel, a data driver which transmits a data voltage to the display panel, a first flexible printed circuit board attached to the display panel and including an input side wiring electrically connected to the data driver, a first printed circuit board (PCB) electrically connected to the input side wiring to transmit a high-speed driving signal to the data driver, and a metal tape overlapping the input side wiring in a plan view and attached on the first flexible printed circuit board, where a part of the metal tape overlapping the input side wiring in the plan view defines an opening.
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公开(公告)号:US11520384B2
公开(公告)日:2022-12-06
申请号:US17013898
申请日:2020-09-08
发明人: Yeon-Sun Na , Min-Soo Choi
摘要: A display device includes a display panel, a data driver which transmits a data voltage to the display panel, a first flexible printed circuit board attached to the display panel and including an input side wiring electrically connected to the data driver, a first printed circuit board (PCB) electrically connected to the input side wiring to transmit a high-speed driving signal to the data driver, and a metal tape overlapping the input side wiring in a plan view and attached on the first flexible printed circuit board, where a part of the metal tape overlapping the input side wiring in the plan view defines an opening.
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公开(公告)号:US09589527B2
公开(公告)日:2017-03-07
申请号:US14309663
申请日:2014-06-19
发明人: Hyun Seok Hong , Yeon-Sun Na , Dongin Kim , Kwan-Young Oh , Changgil Oh , Bum Lee , Jae-Won Jeong
CPC分类号: G09G3/3696 , G09G3/20 , G09G2330/028 , G09G2360/16
摘要: A display device including a display panel, including a plurality of pixels, a driver circuit configured to display an image on the display panel in response to an image signal and a control signal, and a voltage generator configured to generate an analog driving voltage for an operation of the driver circuit in response to a voltage control signal. The driver circuit is configured to compare the image signal to ripple image patterns and is configured to output the voltage control signal to change a voltage level of the analog driving voltage, according to the result of the comparison.
摘要翻译: 一种显示装置,包括包括多个像素的显示面板,配置为响应于图像信号和控制信号在显示面板上显示图像的驱动器电路,以及电压发生器,被配置为产生用于 响应于电压控制信号来驱动电路的操作。 驱动器电路被配置为将图像信号与纹波图像图案进行比较,并且被配置为根据比较的结果输出电压控制信号以改变模拟驱动电压的电压电平。
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公开(公告)号:US09520099B2
公开(公告)日:2016-12-13
申请号:US14572682
申请日:2014-12-16
发明人: Bum Lee , Dong-In Kim , Yeon-Sun Na , Hyun-Seok Hong
CPC分类号: G09G3/3696 , G09G3/3611 , G09G2330/02 , H02M3/156 , H02M2001/0032 , H02M2001/0048 , Y02B70/1491 , Y02B70/16
摘要: A converter includes a feedback part, a pulse width modulation (PWM) controller and a PWM generator. The feedback part is configured to output a feedback signal based on a driving voltage. The PWM controller is configured to output a PWM control signal based on the feedback signal and a first compensation signal. The PWM generator is configured to control the driving voltage based on the PWM control signal. The first compensation signal is determined according to an occurrence of a predetermined pattern of an input image data.
摘要翻译: A转换器包括反馈部分,脉冲宽度调制(PWM)控制器和PWM发生器。 反馈部分被配置为基于驱动电压输出反馈信号。 PWM控制器被配置为基于反馈信号和第一补偿信号输出PWM控制信号。 PWM发生器被配置为基于PWM控制信号来控制驱动电压。 根据输入图像数据的预定图案的出现来确定第一补偿信号。
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