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公开(公告)号：US20210241712A1
公开(公告)日：2021-08-05
申请号：US17017704
申请日：2020-09-11
Applicant: Sitronix Technology Corp.
Inventor： Kai-Yi Wu , Yun-Chu Chen , Li-Yu Huang
IPC: G09G3/36
Abstract: A driving circuit for a display panel includes a common voltage generating circuit. The common voltage generating circuit is coupled to multiple common electrodes of the display panel and configured to provide multiple common voltages respectively to the common electrodes. During a frame period, the common voltage generating circuit respectively changes a voltage level of the common voltages at different time.
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公开(公告)号：US10972003B2
公开(公告)日：2021-04-06
申请号：US16454272
申请日：2019-06-27
Applicant: SITRONIX TECHNOLOGY CORP.
Inventor： Sheng-Ying Lin
Abstract: The charge pump is provided, which comprises a power supply circuit and a frequency control circuit. The power supply circuit comprises at least one electric energy storage element, and charges the at least one electric energy storage element for producing a supply voltage. The frequency control circuit is coupled to the at least one electric energy storage element, and outputs an operating signal to the power supply circuit. The frequency control circuit adjusts, an operating frequency of the operating signal in according to the electricity stored in the at least one electric energy storage element for controlling charging of the at least one electric energy storage element to increase the electricity of the at least one electric energy storage element.
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公开(公告)号：US10884527B2
公开(公告)日：2021-01-05
申请号：US15663809
申请日：2017-07-30
Applicant: Sitronix Technology Corp.
Inventor： Chih-Yu Lin , Tsun-Sen Lin
Abstract: A touch display device includes a display area and a non-display area and further includes a touch electrode layer; wherein a plurality of sensing electrodes is configured in the electrode layer; wherein each sensing electrode extends from the display area to the non-display area and is coupled to a driver chip via a connection structure; wherein the connection structure locates in the non-display area.
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公开(公告)号：US10270333B2
公开(公告)日：2019-04-23
申请号：US14825191
申请日：2015-08-13
Applicant: Sitronix Technology Corp.
Inventor： Min-Nan Liao
Abstract: A power supply system includes a control module for generating a control signal; a first charging pump module, coupled to the control module, for generating an adjustment charging value according to the control signal, and outputting a charging voltage according to the adjustment charging value and a conduction voltage source; an amplifying module, coupled to the first charging pump module, for utilizing the charging voltage to generate an amplifying voltage; and a load module, coupled to the amplifying module, for processing a dynamic charging operation according to the amplifying voltage.
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公开(公告)号：US10263517B2
公开(公告)日：2019-04-16
申请号：US15959424
申请日：2018-04-23
Applicant: SITRONIX TECHNOLOGY CORP.
Inventor： Chung-Hsin Su
IPC: H02M3/156
Abstract: The present invention relates to a voltage boosting circuit capable of modulating duty cycle automatically, which comprises an inductor, a switching module, and a control circuit. The inductor is coupled to an input for receiving an input power. The switching module is coupled among the inductor, a ground, and an output for switching so that the input power can charge the inductor and produce charged energy, or for switching so that the charged energy of the inductor can discharge to the output and produce an output voltage. The control circuit outputs at least a control signal according to the charged energy and the output voltage for controlling the switching module to switch the inductor and provide the input power to the output, to switch the charged energy of the inductor to discharge to the output, or to switch the input power to charge the inductor.
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Patent Agency Ranking
公开(公告)号：US10121428B2
公开(公告)日：2018-11-06
申请号：US14592913
申请日：2015-01-09
Applicant: Sitronix Technology Corp.
Inventor： Tsun-Sen Lin , Min-Nan Liao
Abstract: A power supply module includes a source driver power supply circuit, a gate driver power supply circuit, a first capacitor group, a second capacitor group and a switch module. The source driver power supply circuit and the gate driver power supply circuit are utilized for driving a source driver and a gate driver of a display device, respectively. The first capacitor group includes at least one first storage capacitor for storing electric charges for driving source driving signals, and at least one first flying capacitor. The second capacitor group includes at least one second storage capacitor for storing electric charges for driving gate driving signals, and at least one second flying capacitor. The switch module is utilized for switching the first capacitor group to be used for the gate driver power supply circuit or switching the second capacitor group to be used for the source driver power supply circuit.
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公开(公告)号：US09870725B2
公开(公告)日：2018-01-16
申请号：US13982545
申请日：2013-01-18
Applicant: SITRONIX TECHNOLOGY CORP.
Inventor： Tsun-Sen Lin , Min-Nan Liao
CPC classification number: G09G3/02 , G06F3/14 , G09G2310/08 , G09G2352/00
Abstract: The present invention relates to a transmission interface. A display device comprises a driving circuit and a transmission interface. The transmission method of the transmission interface is that a first input is used for receiving a first data string; a second input is used for receiving a second data string; and the processing unit receives the first and second data strings. The first data string has a first identification bit and a plurality of first information bits. The second data string has a plurality of second information bits. The processing unit identifies either to write a plurality of parameters or a plurality of data to a storage circuit or to read the stored content from the storage circuit according to the first identification bit and the plurality of first information bits. The processing circuit further writes or reads the storage circuit according to the plurality of second information bits.
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公开(公告)号：US09318044B2
公开(公告)日：2016-04-19
申请号：US14884776
申请日：2015-10-16
Applicant: Sitronix Technology Corp.
Inventor： Chung-Hsin Su , Tsun-Sen Lin
IPC: G09G3/36 , G09G3/20 , G11C11/406 , G09G5/18 , G09G5/397
CPC classification number: G09G3/2092 , G09G3/3674 , G09G5/18 , G09G5/397 , G09G2320/0252 , G09G2330/021 , G11C11/406
Abstract: A driving circuit for a display includes a logic unit and a memory array coupled to the logic unit for turning on a plurality of memory cells corresponding to the word-line according to a word-line scanning signal to refresh the plurality of memory cells corresponding to the word-line; wherein the memory array has a first number of bit-lines and a second number of word-lines, wherein the driving circuit is used for driving a display panel having a third number of data-lines and a fourth number of scan-lines, and a product of the first number and the second number is equal to a product of the third number and the fourth number.
Abstract translation: 用于显示器的驱动电路包括逻辑单元和耦合到逻辑单元的存储器阵列，用于根据字线扫描信号接通对应于字线的多个存储单元，以刷新对应于 字线; 其中所述存储器阵列具有第一数量的位线和第二数量的字线，其中所述驱动电路用于驱动具有第三数量数据线和第四数量扫描线的显示面板，以及 第一个数字和第二个数字的乘积等于第三个数字和第四个数字的乘积。
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公开(公告)号：US20150048808A1
公开(公告)日：2015-02-19
申请号：US14049439
申请日：2013-10-09
Applicant: SITRONIX TECHNOLOGY CORP.
Inventor： CHUNG-HSIN SU
IPC: H02M3/04
CPC classification number: H02M3/156
Abstract: The present invention relates to a voltage boosting circuit capable of modulating duty cycle automatically, which comprises an inductor, a switching module, and a control circuit. The inductor is coupled to an input for receiving an input power. The switching module is coupled among the inductor, a ground, and an output for switching so that the input power can charge the inductor and produce charged energy, or for switching so that the charged energy of the inductor can discharge to the output and produce an output voltage. The control circuit outputs at least a control signal according to the charged energy and the output voltage for controlling the switching module to switch the inductor and provide the input power to the output, to switch the charged energy of the inductor to discharge to the output, or to switch the input power to charge the inductor.
Abstract translation: 本发明涉及能够自动调制占空比的升压电路，其包括电感器，开关模块和控制电路。 电感器耦合到用于接收输入功率的输入端。 开关模块耦合在电感器，接地和用于开关的输出端之间，使得输入功率可以对电感器充电并产生充电能量，或用于开关，使得电感器的充电能量可以放电到输出端并产生 输出电压。 控制电路根据充电能量和输出电压输出至少一个控制信号，用于控制开关模块切换电感器并向输出端提供输入功率，以将电感器的充电能量切换到输出， 或者切换输入电源以对电感器充电。
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公开(公告)号：US20150048743A1
公开(公告)日：2015-02-19
申请号：US14047148
申请日：2013-10-07
Applicant: SITRONIX TECHNOLOGY CORP.
Inventor： KUAN-CHAO LIAO , KAI-YI WU
CPC classification number: G09G3/36 , G09G3/3648 , G09G3/3696 , G09G2330/02 , H02M3/07 , H02M2003/1566
Abstract: The present invention discloses a power circuit having multiple stages of charge pumps. The power circuit comprises a first charge pump, a second charge pump, a voltage stabilizing capacitor, and an output capacitor. The first charge pump adjusts an input voltage and produces a first output voltage. The second charge pump adjusts the first output voltage, produces a second output voltage, and outputs the second output voltage for driving a loading. The voltage stabilizing capacitor is coupled between the first and second charge pumps and connected externally to the output of the first charge pump. The output capacitor is coupled to the second charge pump for providing the second output voltage. According to the present invention, the effect of supplying large transient currents to the loading can be achieved by connecting externally the voltage stabilizing capacitor to the output of the first charge pump.
Abstract translation: 本发明公开了一种具有多级电荷泵的电源电路。 电源电路包括第一电荷泵，第二电荷泵，稳压电容器和输出电容器。 第一个电荷泵调节输入电压并产生第一个输出电压。 第二电荷泵调节第一输出电压，产生第二输出电压，并输出用于驱动负载的第二输出电压。 电压稳定电容器耦合在第一和第二电荷泵之间并且在外部连接到第一电荷泵的输出端。 输出电容器耦合到第二电荷泵以提供第二输出电压。 根据本发明，通过将稳压电容器外部连接到第一电荷泵的输出，可以实现向负载提供大的瞬态电流的效果。
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