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公开(公告)号：US20110043550A1
公开(公告)日：2011-02-24
申请号：US12938736
申请日：2010-11-03
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit includes a first register, a second register, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage, and an amplifier including a first transistor, a second transistor, a third transistor, and a fourth transistor. A first terminal of the first transistor and a first terminal of the second transistors are connected to a first voltage line, a first terminal of the third transistor and a first terminal of the fourth transistor are connected to a second voltage line, a second terminal of the first transistor is connected to a second terminal of the third transistor, and a second terminal of the second transistor is connected to a second terminal of the fourth transistor.
摘要翻译： 半导体集成电路包括第一寄存器，第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择灰度级电压的解码器，以及包括第一晶体管，第二晶体管，第三晶体管的放大器 晶体管和第四晶体管。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，第三晶体管的第一端子和第四晶体管的第一端子连接到第二电压线，第二端子 第一晶体管连接到第三晶体管的第二端子，第二晶体管的第二端子连接到第四晶体管的第二端子。
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公开(公告)号：US06731263B2
公开(公告)日：2004-05-04
申请号：US10143796
申请日：2002-05-14
IPC分类号： G09G336
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： Each video signal driver circuit in a liquid crystal display device includes a first amplifier circuit with a first output terminal and first and second input terminals; a second amplifier circuit with a second output terminal and third and fourth input terminals; a first connecting circuit switchable between a first connection wherein an output voltage from the first output terminal is input to the first input terminal as a reference voltage, and a second connection wherein the output voltage from the first output terminal is input to the second input terminal as a reference voltage; and a second connecting circuit switchable between a third connection wherein an output voltage from the second output terminal is input to the third input terminal as a reference voltage, and a fourth connection wherein the output voltage from the second output terminal is input to the fourth input terminal as a reference voltage.
摘要翻译： 液晶显示装置中的每个视频信号驱动电路包括具有第一输出端和第一和第二输入端的第一放大电路; 具有第二输出端子和第三和第四输入端子的第二放大器电路; 第一连接电路，其可以在第一连接之间切换，其中来自第一输出端子的输出电压被输入到第一输入端子作为参考电压;以及第二连接，其中来自第一输出端子的输出电压被输入到第二输入端子 作为参考电压; 以及第二连接电路，其可在第三连接之间切换，其中来自第二输出端子的输出电压作为参考电压输入到第三输入端子;以及第四连接，其中来自第二输出端子的输出电压被输入到第四输入端 端子作为参考电压。
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公开(公告)号：US08159437B2
公开(公告)日：2012-04-17
申请号：US13176993
申请日：2011-07-06
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit includes a first register which latches display data, a second register which latches the display data of the first register in accordance with a first clock, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage in accordance with the display data of the second register from the plurality of gray scale voltages, and an amplifier including a first transistor, and a second transistor. A first terminal of the first transistor and a first terminal of the second transistor are connected to a first voltage line, and the gray scale voltage outputted from the decoder is supplied to one of input terminals of the first transistor and the second transistor in accordance with a control signal. A phase of the control signal is reversed at intervals of two frame periods.
摘要翻译： 半导体集成电路包括锁存显示数据的第一寄存器，根据第一时钟锁存第一寄存器的显示数据的第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择 根据来自多个灰度级电压的第二寄存器的显示数据的灰度级电压，以及包括第一晶体管和第二晶体管的放大器。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，并且从解码器输出的灰度电压根据第一晶体管的第一端子被提供给第一晶体管和第二晶体管的输入端 一个控制信号。 控制信号的相位以两帧周期的间隔反转。
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公开(公告)号：US06388653B1
公开(公告)日：2002-05-14
申请号：US09260076
申请日：1999-03-02
IPC分类号： G09G336
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A liquid crystal display device includes plural pixels supplied with video signal voltages via video signal lines, and a video signal line driver circuit for supplying the video signals voltage to the video signal lines. The video signal line driver circuit includes plural differential amplifiers each having a pair of a first input terminal and a second input terminal and amplifying inputted video signals and supplying the amplified video signal to the video signal lines, a plurality of pairs of an inverting input terminal and a noninverting input terminal each pair corresponding to each of the differential amplifiers. The differential amplifiers each have a switching circuit for switching between a first state and a second state with a specified period, the first state being a state where the first input terminal is coupled to the inverting input terminal and the second input terminal is coupled to the noninverting input terminal, and the second state being a state where the first input terminal is coupled to the noninverting input terminal and the second input terminal is coupled to the inverting input terminal.
摘要翻译： 液晶显示装置包括通过视频信号线提供有视频信号电压的多个像素，以及用于将视频信号电压提供给视频信号线的视频信号线驱动电路。 视频信号线驱动电路包括多个差分放大器，每个差分放大器具有一对第一输入端和第二输入端，并放大输入的视频信号并将放大的视频信号提供给视频信号线;多对反相输入端 以及每对对应于每个差分放大器的同相输入端子。 差分放大器各自具有用于在指定周期内在第一状态和第二状态之间切换的开关电路，第一状态是第一输入端耦合到反相输入端并且第二输入端耦合到 非反相输入端子，第二状态是第一输入端子耦合到同相输入端子并且第二输入端子耦合到反相输入端子的状态。
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公开(公告)号：US08633882B2
公开(公告)日：2014-01-21
申请号：US13442066
申请日：2012-04-09
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit including a first register which latches display data, a second register which latches the display data of the first register in accordance with a first clock, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage in accordance with the display data of the second register from the plurality of gray scale voltages, and an amplifier including a first transistor and a second transistor. A first terminal of the first transistor and a first terminal of the second transistor are connected to a first voltage line, and the gray scale voltage outputted from the decoder is supplied to one of input terminals of the first transistor and the second transistor in accordance with a control signal. A phase of the control signal is reversed at intervals of two horizontal scanning lines.
摘要翻译： 一种半导体集成电路，包括锁存显示数据的第一寄存器，根据第一时钟锁存第一寄存器的显示数据的第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择 根据来自多个灰度级电压的第二寄存器的显示数据的灰度级电压，以及包括第一晶体管和第二晶体管的放大器。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，并且从解码器输出的灰度电压根据第一晶体管的第一端子被提供给第一晶体管和第二晶体管的输入端 一个控制信号。 控制信号的相位以两条水平扫描线的间隔反转。
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公开(公告)号：US20110261092A1
公开(公告)日：2011-10-27
申请号：US13176993
申请日：2011-07-06
IPC分类号： G09G5/02
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit includes a first register which latches display data, a second register which latches the display data of the first register in accordance with a first clock, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage in accordance with the display data of the second register from the plurality of gray scale voltages, and an amplifier including a first transistor, and a second transistor. A first terminal of the first transistor and a first terminal of the second transistor are connected to a first voltage line, and the gray scale voltage outputted from the decoder is supplied to one of input terminals of the first transistor and the second transistor in accordance with a control signal. A phase of the control signal is reversed at intervals of two frame periods.
摘要翻译： 半导体集成电路包括锁存显示数据的第一寄存器，根据第一时钟锁存第一寄存器的显示数据的第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择 根据来自多个灰度级电压的第二寄存器的显示数据的灰度级电压，以及包括第一晶体管和第二晶体管的放大器。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，并且从解码器输出的灰度电压根据第一晶体管的第一端子被提供给第一晶体管和第二晶体管的输入端 一个控制信号。 控制信号的相位以两帧周期的间隔反转。
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公开(公告)号：US07417614B2
公开(公告)日：2008-08-26
申请号：US10832435
申请日：2004-04-27
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A liquid crystal display device having a liquid crystal display element having a plurality of pixels. The video signal line driver circuit includes a plurality of amplifiers each of which has a pair of a first input terminal and a second input terminal, and a plurality of pairs of an inverting input terminal and a noninverting input terminal. Each of the plurality of amplifiers has a switching circuit which switches between a first state and a second state, based on a switching control signal supplied with a switching repetition period equal to double a display line repetition period.
摘要翻译： 一种液晶显示装置，具有具有多个像素的液晶显示元件。 视频信号线驱动电路包括多个放大器，每个放大器具有一对第一输入端和第二输入端，以及多对反相输入端和同相输入端。 多个放大器中的每一个具有基于提供有等于显示行重复周期的双倍的切换重复周期的切换控制信号在第一状态和第二状态之间切换的切换电路。
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公开(公告)号：US20120194574A1
公开(公告)日：2012-08-02
申请号：US13442066
申请日：2012-04-09
IPC分类号： G09G5/02
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit including a first register which latches display data, a second register which latches the display data of the first register in accordance with a first clock, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage in accordance with the display data of the second register from the plurality of gray scale voltages, and an amplifier including a first transistor and a second transistor. A first terminal of the first transistor and a first terminal of the second transistor are connected to a first voltage line, and the gray scale voltage outputted from the decoder is supplied to one of input terminals of the first transistor and the second transistor in accordance with a control signal. A phase of the control signal is reversed at intervals of two horizontal scanning lines.
摘要翻译： 一种半导体集成电路，包括锁存显示数据的第一寄存器，根据第一时钟锁存第一寄存器的显示数据的第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择 根据来自多个灰度级电压的第二寄存器的显示数据的灰度级电压，以及包括第一晶体管和第二晶体管的放大器。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，并且从解码器输出的灰度电压根据第一晶体管的第一端子被提供给第一晶体管和第二晶体管的输入端 一个控制信号。 控制信号的相位以两条水平扫描线的间隔反转。
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公开(公告)号：US07990355B2
公开(公告)日：2011-08-02
申请号：US12938736
申请日：2010-11-03
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A semiconductor integrated circuit includes a first register, a second register, a gray scale voltage generator which outputs a plurality of gray scale voltages, a decoder which selects a gray scale voltage, and an amplifier including a first transistor, a second transistor, a third transistor, and a fourth transistor. A first terminal of the first transistor and a first terminal of the second transistors are connected to a first voltage line, a first terminal of the third transistor and a first terminal of the fourth transistor are connected to a second voltage line, a second terminal of the first transistor is connected to a second terminal of the third transistor, and a second terminal of the second transistor is connected to a second terminal of the fourth transistor.
摘要翻译： 半导体集成电路包括第一寄存器，第二寄存器，输出多个灰度级电压的灰度级电压发生器，选择灰度级电压的解码器，以及包括第一晶体管，第二晶体管，第三晶体管的放大器 晶体管和第四晶体管。 第一晶体管的第一端子和第二晶体管的第一端子连接到第一电压线，第三晶体管的第一端子和第四晶体管的第一端子连接到第二电压线，第二端子 第一晶体管连接到第三晶体管的第二端子，第二晶体管的第二端子连接到第四晶体管的第二端子。
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10.发明授权公开(公告)号：US07830347B2
公开(公告)日：2010-11-09
申请号：US11862433
申请日：2007-09-27
CPC分类号： G09G3/3696 , G09G3/3614 , G09G3/3688 , G09G2310/027 , G09G2310/0289
摘要： A liquid crystal display device includes drain signal lines, gate signal lines, thin film transistors, and a drain driver. The drain driver includes an amplifier circuit having a switching circuit which switches between a first state and a second state, the first state being a state where a first input terminal of the amplifier circuit is coupled to an inverting input terminal and a second input terminal is coupled to a noninverting input terminal, and the second state being a state where the first input terminal is coupled to the noninverting input terminal and the second input terminal is coupled to the inverting input terminal. The amplifier circuit supplies signal voltages to the thin film transistors via the drain signal lines which are gray scale voltages one of plus and minus offset voltages in a first frame and in a second frame.
摘要翻译： 液晶显示装置包括漏极信号线，栅极信号线，薄膜晶体管和漏极驱动器。 漏极驱动器包括具有在第一状态和第二状态之间切换的开关电路的放大器电路，第一状态是放大器电路的第一输入端子耦合到反相输入端子和第二输入端子的状态 耦合到非反相输入端子，并且第二状态是第一输入端子耦合到同相输入端子并且第二输入端子耦合到反相输入端子的状态。 放大器电路经由漏极信号线向薄膜晶体管提供信号电压，漏极信号线是第一帧和第二帧中的正负偏移电压之一的灰度级电压。
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