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1. 发明授权

US09280250B2 Method, storage medium, and electronic apparatus for calibrating touch screen 有权
标题翻译：方法，存储介质和用于校准触摸屏的电子设备
公开(公告)号：US09280250B2
公开(公告)日：2016-03-08
申请号：US14105743
申请日：2013-12-13
申请人： EGALAX—EMPIA TECHNOLOGY INC.
发明人： Shang-Tai Yeh , Jen-Yi Sun
IPC分类号： G06F3/045 , G06F3/041
CPC分类号： G06F3/045 , G06F3/0418
摘要： The present invention provides a calibration method of a touch screen which comprises a display module and a sensor module. The calibration method comprises the following steps: receiving coordinate values of multiple display points shown on the display module; receiving coordinate values of multiple sensing points received by the sensor module, wherein the multiple sensing points are corresponding to the multiple display points, respectively, for forming at least four multiple correspondences; calculating a first set of calibration formulas according to the multiple correspondences; adjusting the multiple sensing points according to the first set of calibration formulas; and calculating a second set of calibration formulas according to the adjusted sensing points.
摘要翻译：本发明提供了一种触摸屏的校准方法，其包括显示模块和传感器模块。校准方法包括以下步骤：接收显示模块上显示的多个显示点的坐标值; 接收由所述传感器模块接收的多个感测点的坐标值，其中所述多个感测点分别对应于所述多个显示点，用于形成至少四个多个对应关系; 根据多个对应关系计算第一组校准公式; 根据第一组校准公式调整多个感测点; 以及根据调整的感测点计算第二组校准公式。

2. 发明授权

US08749301B2 Power management device and power management method of touchable control system 有权
标题翻译：触摸控制系统的电源管理装置和电源管理方法
公开(公告)号：US08749301B2
公开(公告)日：2014-06-10
申请号：US13739521
申请日：2013-01-11
申请人： Egalax—Empia Technology Inc.
发明人： Po-Chuan Lin
IPC分类号： G05F1/10
CPC分类号： H03K5/153
摘要： A power management device of a touchable control system includes a boost circuit boosting an output voltage according to an input voltage, a controlling signal for ballasting charging, and a controlling signal for boosting charging, a detection circuit detecting a predetermined value of the output voltage, a modulation circuit, and a loading circuit. The modulation circuit separately modulates the output voltage by the controlling signal for ballasting charging after the output voltage reaches the predetermined value and by the controlling signal for boosting charging before the output voltage reaches the predetermined value according to the detecting of the detection circuit. The loading circuit receives the reached predetermined value of the output voltage according to the modulation of the modulation circuit, wherein the controlling signal for boosting charging modulating the output voltage is more rapid than the controlling signal for ballasting charging modulating the output voltage.
摘要翻译：可触摸控制系统的电源管理装置包括根据输入电压提升输出电压的升压电路，用于镇流充电的控制信号和用于升压充电的控制信号，检测输出电压的预定值的检测电路，调制电路和负载电路。调制电路根据检测电路的检测，在输出电压达到规定值之后，通过用于镇流充电的控制信号和输出电压达到规定值之前的升压充电用控制信号，分别调制输出电压。加载电路根据调制电路的调制接收到达到的输出电压的预定值，其中用于升压调制输出电压的充电控制信号比调节输出电压的镇流充电控制信号快。

3. 发明授权

US09134868B2 Touch sensing method, processor and system 有权
标题翻译：触摸感应方式，处理器和系统
公开(公告)号：US09134868B2
公开(公告)日：2015-09-15
申请号：US14016686
申请日：2013-09-03
申请人： EGALAX—EMPIA TECHNOLOGY INC.
发明人： Chin-Fu Chang , Shang-Tai Yeh
IPC分类号： G06F3/044 , G06F3/041 , G06F3/045
CPC分类号： G06F3/044 , G06F3/0416 , G06F3/045
摘要： The invention provides a touch sensing method. The touch sensing method comprises the following steps: searching each line piece of a line piece group in a 1-D sensing information which comprising a plurality of values, and each line piece comprises part of the values; keeping a first line piece in the line piece group if at least one value of the first line piece of all line pieces is higher than a preset range; and excluding a second line piece from the line piece group if at least one value of the second line piece of all line pieces is lower than the preset range.
摘要翻译：本发明提供了一种触摸感测方法。触摸感测方法包括以下步骤：在包括多个值的1-D感测信息中搜索线条组的每个线条，并且每个线条包括部分值; 如果所有线段的第一线段中的至少一个值高于预设范围，则保持线段组中的第一线段; 并且如果所有线段的第二线段的至少一个值低于预设范围，则排除来自线段组的第二线段。

4. 发明授权

US08836567B2 Integration and analog to digital conversion circuit with common capacitors and operating method thereof 有权
标题翻译：具有通用电容器的集成和模数转换电路及其操作方法
公开(公告)号：US08836567B2
公开(公告)日：2014-09-16
申请号：US13689870
申请日：2012-11-30
申请人： Egalax—Empia Technology Inc.
发明人： Po-Chuan Lin
IPC分类号： H03M1/12 , H03M1/46
CPC分类号： H03M1/466 , G11C27/024 , H03M1/12 , H03M1/1215 , H03M1/1225 , H03M1/468
摘要： The present invention provides an integration and analog to digital conversion circuit sharing common capacitors. The circuit comprises a capacitor array module, an integration circuit, and an analog to digital conversion (ADC) logic. The capacitor array module has a plurality of capacitors. The integration circuit is configured to integrate an analog signal by the capacitor array module. The ADC logic is configured to convert the output of the capacitor array module to a digital signal.
摘要翻译：本发明提供了共用共用电容器的集成和模数转换电路。电路包括电容器阵列模块，积分电路和模数转换（ADC）逻辑。电容器阵列模块具有多个电容器。集成电路被配置为通过电容器阵列模块集成模拟信号。 ADC逻辑被配置为将电容器阵列模块的输出转换为数字信号。

5. 发明授权

US08754868B2 Capacitive touch screen 有权
标题翻译：电容式触摸屏
公开(公告)号：US08754868B2
公开(公告)日：2014-06-17
申请号：US13960109
申请日：2013-08-06
申请人： Egalax—Empia Technology Inc.
发明人： Chin-Fu Chang
IPC分类号： G06F3/041
CPC分类号： G06F3/044 , G06F3/0416 , G06F3/0418 , G06F2203/04103 , G06F2203/04104 , G06F2203/04107 , G06F2203/04111
摘要： The present invention provides a mutual capacitive multi-touch screen. The conductive strip pattern allows that, when a touch range of each external conductive object on the mutual capacitive multi-touch screen is larger than a predetermined condition, capacitive coupling between each external conductive object and first conductive strip is greater than capacitive coupling between each external conductive object and second conductive strip, such that the proportion of a driving signal flowing out of the first conductive strip via at least one first external conductive object in the external conductive objects and into the second conductive strip via at least one second external conductive object in the external conductive objects decreases as the number of second external conductive objects increases.
摘要翻译：本发明提供一种互电容式多点触摸屏。导电条图案允许当互电容多点触摸屏上的每个外部导电物体的触摸范围大于预定条件时，每个外部导电物体和第一导电条之间的电容耦合大于每个外部导电物体之间的电容耦合导电物体和第二导电带，使得驱动信号的比例通过外部导电物体中的至少一个第一外部导电物体流出第一导电条，并经由至少一个第二外部导电物体流入第二导电条，外部导电物体随着第二外部导电物体的数量增加而减小。

6. 发明授权

US08624635B2 Sensor circuit for concurrent integration of multiple differential signals and operating method thereof 有权
标题翻译：用于并行集成多个差分信号的传感器电路及其操作方法
公开(公告)号：US08624635B2
公开(公告)日：2014-01-07
申请号：US13690023
申请日：2012-11-30
申请人： Egalax—Empia Technology Inc.
发明人： Chin-Fu Chang , Guang-Huei Lin
IPC分类号： G11C27/02
CPC分类号： H03K6/00 , G06F3/041 , G11C27/026 , H03M1/00 , H03M1/1205 , H03M1/1225 , H03M1/1245 , H03M1/468 , H03M1/802 , H03M1/804
摘要： The present invention provides a circuit for concurrent integration of multiple differential signals. The circuit comprises a plurality of Stage 1 integration circuits arranged in an array and a plurality of Stage 2 integration circuits arranged in an array. Each of the Stage 1 integration circuits is configured to concurrently integrate an input signal, and to send out a Stage 1 positive signal and a Stage 1 negative signal that is reverse to the Stage 1 positive signal. Each of the Stage 2 integration circuits is configured to integrate a differential signal from a Stage 1 positive signal sent from a corresponding Stage 1 integration circuit and a Stage 1 negative signal sent from another Stage 1 integration circuit next to the corresponding Stage 1 integration circuit to output a Stage 2 signal.
摘要翻译：本发明提供了一种用于同时整合多个差分信号的电路。该电路包括排列成阵列的多个阶段1积分电路和排列成阵列的多个阶段2积分电路。每个阶段1积分电路被配置为同时整合输入信号，并发出与阶段1正信号相反的阶段1正信号和阶段1负信号。每个阶段2积分电路被配置为将来自相应级1积分电路发送的级1正信号的差分信号和从相应级1积分电路旁边的另一级1积分电路发送的级1负信号整合到输出阶段2信号。

7. 发明授权

US09331696B2 Signal sensing circuit 有权
标题翻译：信号传感电路
公开(公告)号：US09331696B2
公开(公告)日：2016-05-03
申请号：US13792960
申请日：2013-03-11
申请人： EGALAX—EMPIA TECHNOLOGY INC.
发明人： Chin-Fu Chang
IPC分类号： H03F3/68 , H03K19/00 , G01R27/26 , H03M1/34
CPC分类号： H03K19/0005 , G01R27/2605 , H03M1/34
摘要： A signal sensing circuit is provided. The signal sensing circuit comprises a first current-to-voltage circuit, a second current-to-voltage circuit and an impedance shifting circuit. The first current-to-voltage circuit converts a first input current into a first voltage that is directly proportional to a first impedance. The second current-to-voltage circuit converts a second input current into a second voltage that is directly proportional to a second impedance. The impedance shifting circuit generates a third voltage according to the first voltage, wherein the first impedance/the second impedance=K(first voltage/third voltage), where K is a real number.
摘要翻译：提供信号感测电路。信号感测电路包括第一电流 - 电压电路，第二电流 - 电压电路和阻抗移位电路。第一电流 - 电压电路将第一输入电流转换成与第一阻抗成正比的第一电压。第二电流 - 电压电路将第二输入电流转换成与第二阻抗成正比的第二电压。阻抗移位电路根据第一电压产生第三电压，其中第一阻抗/第二阻抗= K（第一电压/第三电压），其中K是实数。

8. 发明授权

US09325299B2 Detecting method and device for suppressing interference of low-frequency noise 有权
标题翻译：用于抑制低频噪声干扰的检测方法和装置
公开(公告)号：US09325299B2
公开(公告)日：2016-04-26
申请号：US13889702
申请日：2013-05-08
申请人： EGALAX—EMPIA TECHNOLOGY INC.
发明人： Chin-Fu Chang , Shang-Tai Yeh , Guang-Huei Lin , Po-Chuan Lin
IPC分类号： H03K3/013 , H04B1/10 , G06F3/044 , G11C27/02 , G06F3/041 , G06F3/0354
CPC分类号： H03K3/013 , G06F3/03545 , G06F3/0418 , G06F3/044 , G11C27/026
摘要： The invention, upon receiving an input signal, sums the absolute values of the difference of each pair of values adjacent to each other within a series of detected signal values to suppress the interference of low-frequency noise. Furthermore, the invention sums the absolute values of the moving averages of the differences of each pair of values adjacent to each other within a series of detected signal values to suppress both the interference of low-frequency noise and the interference of high-frequency noise. No synchronization with the input signal is necessary. The detection can be started at any phase of the input signal.
摘要翻译：本发明在接收到输入信号后，将一系列检测信号值中的每对相邻值的差的绝对值求和，以抑制低频噪声的干扰。此外，本发明将一系列检测信号值中的彼此相邻的每对值的差的移动平均值的绝对值相加，以抑制低频噪声的干扰和高频噪声的干扰。不需要与输入信号同步。可以在输入信号的任何阶段开始检测。

9. 发明授权

US09312757B2 Output voltage adjustable charge pump 有权
标题翻译：输出电压可调电荷泵
公开(公告)号：US09312757B2
公开(公告)日：2016-04-12
申请号：US14585772
申请日：2014-12-30
申请人： eGalax—eMPIA Technology Inc.
发明人： Po-Chuan Lin
IPC分类号： G05F1/10 , G05F3/02 , H02M3/07
CPC分类号： H02M3/07 , H02M3/073
摘要： A charge pump that uses a control unit of a chip to adjust the on/off status of power switches and capacitor boost switches of a change-over switch set, enabling input voltage to be boosted by selected capacitors to the desired voltage level subject to conduction and cutoff of selected transistors, and therefore a predetermined voltage level of output voltage can be provided to an internal working circuit of an electronic apparatus without changing the circuit layout of the chip and the package substrate that is packaged on the chip, and thus, the chip and the package substrate simply need to be verified once, eliminating further verification procedure and time prior to vending and saving much the cost.
摘要翻译：一种电荷泵，其使用芯片的控制单元来调整转换开关组的功率开关和电容器升压开关的开/关状态，使输入电压由选定的电容器升压到所需的电压电平并且所选择的晶体管的截止，因此可以在电子设备的内部工作电路上提供预定的输出电压电平，而不改变芯片和封装在芯片上的封装基板的电路布局，因此，芯片和封装衬底只需要一次验证，消除进一步的验证程序和售货之前的时间，节省大量成本。

10. 发明授权

US09042138B2 Power management device of a touchable control system 有权
标题翻译：触摸式控制系统的电源管理装置
公开(公告)号：US09042138B2
公开(公告)日：2015-05-26
申请号：US13732821
申请日：2013-01-02
申请人： EGALAX—EMPIA TECHNOLOGY INC.
发明人： Po-Chuan Lin
IPC分类号： H02M3/18 , H02M7/00 , G05F1/10 , G05F3/02 , H02M3/07
CPC分类号： H02M3/07 , H02M3/073
摘要： A power management device of a touchable control system includes a boost circuit, a storage circuit, a detection circuit and a loading circuit. The boost circuit has an output terminal and generates an output voltage. The storage circuit electrically connects to the output terminal of the boost circuit and stores the output voltage. The detection circuit electrically connects to the storage circuit so as to detect the output voltage. The loading circuit electrically connects or disconnects to the output terminal of the boost circuit according to a predetermined value of the output voltage.
摘要翻译：可触摸控制系统的电源管理装置包括升压电路，存储电路，检测电路和负载电路。升压电路具有输出端子并产生输出电压。存储电路电连接到升压电路的输出端并存储输出电压。检测电路电连接到存储电路，以检测输出电压。加载电路根据输出电压的预定值将升压电路的输出端电连接或断开。

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