Spread spectrum circuit
    1.
    发明授权
    Spread spectrum circuit 有权
    扩频电路

    公开(公告)号:US08258825B2

    公开(公告)日:2012-09-04

    申请号:US12892571

    申请日:2010-09-28

    CPC classification number: H03K3/84

    Abstract: A spread-spectrum circuit including an inverter, a current source, a control unit and a shaping circuit is provided. An input terminal of the inverter receives an original clock signal. The current source is coupled to a current transmission terminal of the inverter. The control unit includes a control circuit, and changes the current magnitude of the current source according to the original clock signal to control the charging/discharging speed of an output terminal of the inverter, so that the output terminal outputs a voltage signal. The shaping circuit shapes the voltage signal into a spread-spectrum clock signal.

    Abstract translation: 提供了包括逆变器,电流源,控制单元和整形电路的扩频电路。 逆变器的输入端子接收原始时钟信号。 电流源耦合到逆变器的当前传输端。 控制单元包括控制电路,并且根据原始时钟信号改变电流源的电流大小,以控制逆变器的输出端子的充电/放电速度,从而输出端子输出电压信号。 整形电路将电压信号形成扩频时钟信号。

    Scan driver
    2.
    发明授权
    Scan driver 失效
    扫描驱动

    公开(公告)号:US08159271B2

    公开(公告)日:2012-04-17

    申请号:US12271063

    申请日:2008-11-14

    Applicant: Ching-Ho Hung

    Inventor: Ching-Ho Hung

    CPC classification number: G01R31/318555 G01R31/318572

    Abstract: A scan driver includes a voltage setting circuit, a counter circuit, a logic circuit, a dynamic decoder, N level shift circuits and N output stage circuits, wherein N is a natural number. The voltage setting circuit sets N voltage signals to a first level. The counter circuit provides count data to the logic circuit, which generates M control signals according to the count data, wherein M is a natural number. The dynamic decoder includes multiple transistors, arranged in N rows, for receiving the respective N voltage signals. The transistors are further arranged in M columns and are controlled by the respective M control signals to determine levels of the N voltage signals. The N level shift circuits lift the levels of the respective N voltage signals, and the N output stage circuits output respective N gate signals based on the N voltage signals whose levels are shifted.

    Abstract translation: 扫描驱动器包括电压设置电路,计数器电路,逻辑电路,动态解码器,N电平移位电路和N个输出级电路,其中N是自然数。 电压设定电路将N个电压信号设定为第一电平。 计数器电路向逻辑电路提供计数数据,该逻辑电路根据计数数据生成M个控制信号,其中M是自然数。 动态解码器包括以N行排列的多个晶体管,用于接收相应的N个电压信号。 晶体管被进一步布置在M列中并且由相应的M个控制信号控制以确定N个电压信号的电平。 N级移位电路提升各个N电压信号的电平,并且N个输出级电路基于其电平移位的N个电压信号输出相应的N个门信号。

    TOUCH SENSING SYSTEM, ELECTRONIC TOUCH APPARATUS, AND TOUCH SENSING METHOD
    3.
    发明申请
    TOUCH SENSING SYSTEM, ELECTRONIC TOUCH APPARATUS, AND TOUCH SENSING METHOD 有权
    触摸感应系统,电子触摸装置和触摸感应方法

    公开(公告)号:US20110234523A1

    公开(公告)日:2011-09-29

    申请号:US13069416

    申请日:2011-03-23

    CPC classification number: G06F3/044 G06F3/0416 G06F2203/04104

    Abstract: A touch sensing system including a touch interface, at least one sensing unit, and a switching unit is provided. The sensing unit is coupled to the touch interface. The touch sensing system is switched to a first sensing mode or a second sensing mode by the switching unit according to a control signal. When the touch sensing system is in the first sensing mode, the sensing unit senses a first sensing signal and a second sensing signal of the touch interface. On the other hand, when the touch sensing system is in the second sensing mode, the sensing unit senses the first sensing signal according to a driving signal. An electronic touch apparatus and a touch sensing method are also provided.

    Abstract translation: 提供了包括触摸界面,至少一个感测单元和切换单元的触摸感测系统。 感测单元耦合到触摸界面。 触摸感测系统根据控制信号由切换单元切换到第一感测模式或第二感测模式。 当触摸感测系统处于第一感测模式时,感测单元感测触摸界面的第一感测信号和第二感测信号。 另一方面,当触摸感测系统处于第二感测模式时,感测单元根据驱动信号感测第一感测信号。 还提供了电子触摸装置和触摸感测方法。

    TOUCH SENSING METHOD AND SYSTEM USING THE SAME
    4.
    发明申请
    TOUCH SENSING METHOD AND SYSTEM USING THE SAME 审中-公开
    触摸感应方法和使用它的系统

    公开(公告)号:US20110199323A1

    公开(公告)日:2011-08-18

    申请号:US13018402

    申请日:2011-01-31

    CPC classification number: G06F3/0416 G06F3/04883

    Abstract: A touch sensing system includes a touch interface and a control unit. The touch interface senses at least one area change generated on the touch interface by at least one object. The control unit defines a touch gesture corresponding to the at least one object according to the at least one area change, so as to perform a touch operation according to the touch gesture. On the other hand, a touch sensing method is also provided. For users, the touch sensing method in the invention employs a pseudo three-dimensional touch sensing technology, such that applications of the touch sensing technology become more diverse.

    Abstract translation: 触摸感测系统包括触摸界面和控制单元。 触摸界面感测至少一个对象在触摸界面上产生的至少一个区域改变。 所述控制单元根据所述至少一个区域变化来定义对应于所述至少一个对象的触摸手势,以便根据所述触摸手势执行触摸操作。 另一方面,还提供了触摸感测方法。 对于用户而言,本发明中的触摸感测方法采用伪三维触摸感测技术,使得触摸感测技术的应用变得更加多样化。

    TOUCH SENSING SYSTEM, CAPACITANCE SENSING APPARATUS AND CAPACITANCE SENSING METHOD THEREOF
    5.
    发明申请
    TOUCH SENSING SYSTEM, CAPACITANCE SENSING APPARATUS AND CAPACITANCE SENSING METHOD THEREOF 审中-公开
    触摸感应系统,电容传感装置及其电容传感方法

    公开(公告)号:US20110163994A1

    公开(公告)日:2011-07-07

    申请号:US12980343

    申请日:2010-12-29

    CPC classification number: G06F3/044

    Abstract: A touch sensing system includes a touch input interface and at least one capacitance sensing apparatus. The capacitance sensing apparatus includes a plurality of switch units and a differential sensing circuit. Each of the switch units is coupled to a corresponding sensing capacitor. A sensing input end of the differential sensing circuit receives a capacitance under test provided by at least one of the sensing capacitors. A reference input end of the differential sensing circuit receives a reference capacitance provided by at least one of the sensing capacitors. The differential sensing circuit compares the capacitance under test and the reference capacitance to output a first difference between the capacitance under test and the reference capacitance through an output end of the differential sensing circuit. A capacitance sensing method is also provided.

    Abstract translation: 触摸感测系统包括触摸输入接口和至少一个电容感测装置。 电容感测装置包括多个开关单元和差分感测电路。 每个开关单元耦合到相应的感测电容器。 差分感测电路的感测输入端接收由至少一个感测电容器提供的被测电容。 差分感测电路的参考输入端接收由至少一个检测电容器提供的参考电容。 差分感测电路比较被测电容和参考电容,以通过差分感测电路的输出端输出被测电容与参考电容之间的第一个差值。 还提供了电容感测方法。

    Gate Driving Circuit and Related LCD Device
    6.
    发明申请
    Gate Driving Circuit and Related LCD Device 有权
    门驱动电路及相关液晶显示装置

    公开(公告)号:US20110102416A1

    公开(公告)日:2011-05-05

    申请号:US12828301

    申请日:2010-07-01

    CPC classification number: G09G3/3677

    Abstract: A gate driving circuit for an LCD device includes a shift register module for generating a plurality of scan signals corresponding to a plurality of channels according to a start signal and a clock signal, a plurality of logic circuits each corresponding to a channel of the plurality of channels, for outputting a driving signal to the channel according to a scan signal of the plurality of scan signals and a shutdown indication signal, and a plurality of shaping and delay units each coupled between two neighboring channels for outputting the shutdown indication signal to another channel after shaping and delaying the shutdown indication signal of a previous stage.

    Abstract translation: 一种用于LCD装置的栅极驱动电路包括:移位寄存器模块,用于根据起始信号和时钟信号产生对应于多个信道的多个扫描信号,多个逻辑电路各自对应于多个信道 通道,用于根据多个扫描信号的扫描信号和关闭指示信号向通道输出驱动信号,以及多个整形和延迟单元,每个均衡和延迟单元都耦合在两个相邻通道之间,用于将关闭指示信号输出到另一个通道 在对前一阶段的关闭指示信号进行整形和延迟之后。

    Touch sensing system, capacitance sensing circuit and capacitance sensing method thereof
    7.
    发明授权
    Touch sensing system, capacitance sensing circuit and capacitance sensing method thereof 有权
    触摸感应系统,电容感测电路及其电容感应方法

    公开(公告)号:US08536881B2

    公开(公告)日:2013-09-17

    申请号:US12895871

    申请日:2010-10-01

    CPC classification number: G06F3/044

    Abstract: A touch sensing system which includes a touch input interface and a capacitance sensing circuit is provided. The touch input interface includes a plurality of sensing capacitors which output at least one waveform under test and at least one reference waveform. The capacitance sensing circuit includes a difference comparing unit. The difference comparing unit receives the waveform under test and the reference waveform and outputs a differential signal according to at least one positive edge difference and at least one negative edge difference between the waveform under test and the reference waveform. Furthermore, a capacitance sensing method is also provided.

    Abstract translation: 提供一种包括触摸输入接口和电容感测电路的触摸感测系统。 触摸输入接口包括多个感测电容器,其输出至少一个待测波形和至少一个参考波形。 电容感测电路包括差分比较单元。 差分比较单元接收待测波形和参考波形,并根据被测波形与参考波形之间的至少一个正沿差和至少一个负沿差输出差分信号。 此外,还提供了电容感测方法。

    PANEL CONTROL DEVICE AND OPERATION METHOD THEREOF
    9.
    发明申请
    PANEL CONTROL DEVICE AND OPERATION METHOD THEREOF 审中-公开
    面板控制装置及其操作方法

    公开(公告)号:US20110260992A1

    公开(公告)日:2011-10-27

    申请号:US13008910

    申请日:2011-01-19

    CPC classification number: G06F3/041 G06F3/0416

    Abstract: A panel control device and an operation method thereof are provided. The panel control device includes a touch controller and a display controller. The display controller drives a touch display panel module to display an image. The touch controller senses a touch event of the touch display panel module. Wherein, the sensing operation of the touch controller is enabled/disabled in accordance with the driving operation of the display controller.

    Abstract translation: 提供一种面板控制装置及其操作方法。 面板控制装置包括触摸控制器和显示控制器。 显示控制器驱动触摸显示面板模块来显示图像。 触摸控制器感测触摸显示面板模块的触摸事件。 其中,触摸控制器的感测操作根据显示控制器的驱动操作被启用/禁用。

    SENSING AND DRIVING APPARATUS, TOUCH SENSING SYSTEM, AND SENSING AND DRIVING METHOD
    10.
    发明申请
    SENSING AND DRIVING APPARATUS, TOUCH SENSING SYSTEM, AND SENSING AND DRIVING METHOD 有权
    感应和驾驶设备,触摸感应系统,感应和驾驶方法

    公开(公告)号:US20110210930A1

    公开(公告)日:2011-09-01

    申请号:US13037364

    申请日:2011-03-01

    CPC classification number: G06F3/044 G06F3/0416 G06F2203/04101

    Abstract: A sensing and driving apparatus suitable for a sensing interface is provided. The sensing and driving apparatus includes a driving module and a sensing unit. The driving module outputs a first reference signal and a second reference signal which have different polarities with each other, and respectively transmits the first reference signal and the second reference signal to a first driving line and a second driving line of the sensing interface so as to generate a first sensing signal during a first period. The sensing unit receives the first sensing signal and detects a change of the first signal so as to generate a sensing result. A sensing and driving method, a touch sensing system and a device using the same are also provided herein.

    Abstract translation: 提供了一种适用于传感接口的传感和驱动装置。 感测和驱动装置包括驱动模块和感测单元。 驱动模块输出彼此具有不同极性的第一参考信号和第二参考信号,并将第一参考信号和第二参考信号分别发送到感测接口的第一驱动线和第二驱动线,以便 在第一周期期间产生第一感测信号。 感测单元接收第一感测信号并检测第一信号的变化,以产生感测结果。 感测和驱动方法,触摸感测系统和使用其的装置也在本文中提供。

Patent Agency Ranking