公开(公告)号：US20130201226A1

公开(公告)日：2013-08-08

申请号：US13751146

申请日：2013-01-28

Applicant: NOVATEK Microelectronics Corp.

Inventor： Tse-Hung Wu

IPC: G09G5/10

CPC classification number: G09G5/10 ,  G09G3/2025 ,  G09G3/3611 ,  G09G2310/0235 ,  G09G2320/0261 ,  G09G2330/021 ,  G09G2340/0435

Abstract: A driving method for a display device includes receiving a first image data corresponding to a display of the display device and composed of a plurality of frames; obtaining a first frame and a second frame neighboring to the first frame from the plurality of frames; calculating a plurality of sub-frames according to the first frame and the second frame; adjusting a brightness of at least one sub-frame of the plurality of sub-frames, to have an average brightness of the plurality of sub-frames be lower than an average brightness of the plurality of frames; sequentially inserting the plurality of sub-frames between the first frame and the second frame, to obtain a second image data; and driving the display device according to the second image data.

Abstract translation: 一种显示装置的驱动方法，包括：接收与所述显示装置的显示相对应并由多个帧构成的第一图像数据; 从所述多个帧获得与所述第一帧相邻的第一帧和第二帧; 根据第一帧和第二帧计算多个子帧; 调整所述多个子帧中的至少一个子帧的亮度，使所述多个子帧的平均亮度低于所述多个子帧的平均亮度; 在所述第一帧和所述第二帧之间顺序地插入所述多个子帧，以获得第二图像数据; 以及根据第二图像数据驱动显示装置。

公开(公告)号：US10593285B2

公开(公告)日：2020-03-17

申请号：US15614583

申请日：2017-06-05

Applicant: NOVATEK Microelectronics Corp.

Inventor： Shun-Hsun Yang ,  Tse-Hung Wu

IPC: G09G5/00 ,  H03K19/0185 ,  G06F3/14 ,  H04L25/02 ,  G09G5/12 ,  H04L25/14 ,  G09G5/18

Abstract: A method of handling signal transmission applicable to a timing controller of a display system, wherein the timing controller is couplable to at least one source driver of the display system via a plurality of mini low voltage differential signaling (mini-LVDS) channels, includes transmitting a reset signal to each of the at least one source driver via a first mini-LVDS channel among the plurality of mini-LVDS channels; generating a first control signal for setting the at least one source driver; and transmitting the first control signal to each of the at least one source driver via a second mini-LVDS channel among the plurality of mini-LVDS channels when the reset signal is transmitted via the first mini-LVDS channel.

公开(公告)号：US20180286344A1

公开(公告)日：2018-10-04

申请号：US15614583

申请日：2017-06-05

Applicant: NOVATEK Microelectronics Corp.

Inventor： Shun-Hsun Yang ,  Tse-Hung Wu

IPC: G09G5/00 ,  H03K19/0185 ,  G06F3/14 ,  H04L25/02 ,  G09G5/12

Abstract: A method of handling signal transmission applicable to a timing controller of a display system, wherein the timing controller is couplable to at least one source driver of the display system via a plurality of mini low voltage differential signaling (mini-LVDS) channels, includes transmitting a reset signal to each of the at least one source driver via a first mini-LVDS channel among the plurality of mini-LVDS channels; generating a first control signal for setting the at least one source driver; and transmitting the first control signal to each of the at least one source driver via a second mini-LVDS channel among the plurality of mini-LVDS channels when the reset signal is transmitted via the first mini-LVDS channel.

公开(公告)号：US09197464B2

公开(公告)日：2015-11-24

申请号：US13949220

申请日：2013-07-23

Applicant: NOVATEK Microelectronics Corp.

Inventor： Tse-Hung Wu

IPC: H03K17/16 ,  H04L25/12 ,  H04L25/02

CPC classification number: H04L25/12 ,  H04L25/0278

Abstract: The present invention discloses a reception circuit capable of enhancing accuracy of signal reception. The reception circuit includes a variable termination resistance unit, coupled to at least one channel, for utilizing at least one termination resistance corresponding to the at least one channel to perform impedance matching, a receiver, coupled to the at least one channel, for receiving a calibration signal to generate a digital calibration signal, and a data determination control unit, for comparing the digital calibration signal with a predefined data, to adjust the at least one termination resistance.

Abstract translation: 本发明公开了一种能够提高信号接收精度的接收电路。 接收电路包括耦合到至少一个信道的可变终端电阻单元，用于利用与至少一个信道相对应的至少一个终端电阻来执行阻抗匹配，耦合到所述至少一个信道的接收机，用于接收 校准信号以产生数字校准信号，以及数据确定控制单元，用于将数字校准信号与预定数据进行比较，以调整至少一个终端电阻。

公开(公告)号：US20140176227A1

公开(公告)日：2014-06-26

申请号：US13938225

申请日：2013-07-09

Applicant: Novatek Microelectronics Corp.

Inventor： Tse-Hung Wu ,  Chao-Kai Tu ,  Chia-Wei Su

IPC: H03K17/16

CPC classification number: H03K19/017509 ,  H03K17/162 ,  H03K2217/0054

Abstract: A data control circuit includes an output stage circuit, a switch circuit, and an impedance module. The output stage circuit outputs a data signal. An input terminal of the switch circuit is coupled to an output terminal of the output stage circuit, and an output terminal of the switch circuit is coupled to a post-stage circuit. According to a control of a control signal, the switch circuit determines whether to transmit the data signal of the output stage circuit to the post-stage circuit. The impedance module is configured in the output stage circuit, configured between the output stage circuit and the switch circuit, or configured in the switch circuit. Here, the impedance module reduces noise flowing from the switch circuit to the output stage circuit.

Abstract translation: 数据控制电路包括输出级电路，开关电路和阻抗模块。 输出级电路输出数据信号。 开关电路的输入端耦合到输出级电路的输出端，开关电路的输出端耦合到后级电路。 根据控制信号的控制，开关电路确定是否将输出级电路的数据信号发送到后级电路。 阻抗模块配置在输出级电路中，配置在输出级电路和开关电路之间，或配置在开关电路中。 这里，阻抗模块减少从开关电路流向输出级电路的噪声。

公开(公告)号：US20140029702A1

公开(公告)日：2014-01-30

申请号：US13949193

申请日：2013-07-23

Applicant: NOVATEK Microelectronics Corp.

Inventor： Tse-Hung Wu

IPC: H04L25/12

CPC classification number: H04L25/12 ,  H04L25/0278 ,  H04L25/0292

Abstract: The present invention discloses a receiver capable of enhancing accuracy of signal reception. The receiver includes a variable termination resistance unit, coupled to at least one channel, for utilizing at least one termination resistance corresponding to the at least one channel to perform impedance matching, and a signal detection and termination resistance adjustment unit, for detecting at least one external calibration signal corresponding to the at least one channel from at least one external signal generator, and adjusting the at least one termination resistance.

Abstract translation: 本发明公开了一种能够提高信号接收精度的接收机。 接收机包括耦合到至少一个通道的可变终端电阻单元，用于利用对应于至少一个通道的至少一个终端电阻来执行阻抗匹配;以及信号检测和终止电阻调节单元，用于检测至少一个 外部校准信号对应于来自至少一个外部信号发生器的至少一个通道，并且调整至少一个终端电阻。

公开(公告)号：US10089941B2

公开(公告)日：2018-10-02

申请号：US15884398

申请日：2018-01-31

Applicant: Novatek Microelectronics Corp.

Inventor： Ching-Wen Hou ,  Shun-Hsun Yang ,  Tse-Hung Wu

IPC: G09G3/36

Abstract: A liquid crystal display apparatus, a source driver, and a method for controlling polarity of driving signals thereof are provided. The source driver includes a signal receiving interface, a decoder, and a controller. The signal receiving interface receives an image data stream or an indication signal. The decoder obtains controlling information from the image data stream or the indication signal. The controller receives the controlling information and decides a plurality of source driving signals generated by the source driver according to the controlling information.

公开(公告)号：US09916797B2

公开(公告)日：2018-03-13

申请号：US14716890

申请日：2015-05-20

Applicant: Novatek Microelectronics Corp.

Inventor： Ching-Wen Hou ,  Shun-Hsun Yang ,  Tse-Hung Wu

IPC: G09G3/36

CPC classification number: G09G3/3614 ,  G09G3/3688 ,  G09G2300/0426 ,  G09G2370/08 ,  G09G2370/14

Abstract: A liquid crystal display apparatus, a source driver, and a method for controlling polarity of driving signals thereof are provided. The source driver includes a signal receiving interface, a decoder, and a controller. The signal receiving interface receives an image data stream or a data input/output indication signal. The decoder obtains polarity controlling information from the image data stream or the data input/output indication signal. The controller receives the polarity controlling information and decides driving polarities of a plurality of source driving signals generated by the source driver according to the polarity controlling information.

公开(公告)号：US09537487B2

公开(公告)日：2017-01-03

申请号：US14582201

申请日：2014-12-24

Applicant: Novatek Microelectronics Corp.

Inventor： Tse-Hung Wu ,  Chao-Kai Tu ,  Chia-Wei Su

IPC: H03K19/0175 ,  H03K17/16

CPC classification number: H03K19/017509 ,  H03K17/162 ,  H03K2217/0054

Abstract: A data control circuit includes an output stage circuit, a switch circuit, and an impedance module. The output stage circuit outputs a data signal. An input terminal of the switch circuit is coupled to an output terminal of the output stage circuit, and an output terminal of the switch circuit is coupled to a post-stage circuit. According to a control of a control signal, the switch circuit determines whether to transmit the data signal of the output stage circuit to the post-stage circuit. The impedance module is configured in the output stage circuit, configured between the output stage circuit and the switch circuit, or configured in the switch circuit. Here, the impedance module reduces noise flowing from the switch circuit to the output stage circuit.

Abstract translation: 数据控制电路包括输出级电路，开关电路和阻抗模块。 输出级电路输出数据信号。 开关电路的输入端耦合到输出级电路的输出端，开关电路的输出端耦合到后级电路。 根据控制信号的控制，开关电路确定是否将输出级电路的数据信号发送到后级电路。 阻抗模块配置在输出级电路中，配置在输出级电路和开关电路之间，或配置在开关电路中。 这里，阻抗模块减少从开关电路流向输出级电路的噪声。

公开(公告)号：US09536486B2

公开(公告)日：2017-01-03

申请号：US14454724

申请日：2014-08-08

Applicant: Novatek Microelectronics Corp.

Inventor： Tse-Hung Wu

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/3614 ,  G09G3/3655 ,  G09G2320/02

Abstract: A display driving method including the following steps is provided. A common voltage is provided to define a reference voltage of a display. The reference voltage is sequentially switched between a plurality of AC voltage swings, between a plurality of DC voltage levels, or between one or more AC voltage swings and one or more DC voltage levels. Each of the plurality of AC voltage swings is provided for a time length of one or more frames. The step of providing the common voltage is repeated one or more times. A display driving circuit using the same is also provided.

Abstract translation: 提供了包括以下步骤的显示驱动方法。 提供公共电压以定义显示器的参考电压。 参考电压在多个AC电压摆幅之间，多个DC电压电平之间或在一个或多个AC电压摆幅与一个或多个DC电压电平之间顺序切换。 多个AC电压摆动中的每一个被提供一个或多个帧的时间长度。 提供公共电压的步骤重复一次或多次。 还提供了使用该驱动电路的显示驱动电路。