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    • 1. 发明申请
    • TOUCH INPUT DEVICE AND ELECTRONIC DEVICE USING THE SAME
    • 触摸输入装置和使用该触摸装置的电子装置
    • US20130070158A1
    • 2013-03-21
    • US13476032
    • 2012-05-21
    • KUAN-HONG HSIEHHAN-CHE WANGLI-ZHANG HUANGWEN-HSIANG LUJI-BAO FU
    • KUAN-HONG HSIEHHAN-CHE WANGLI-ZHANG HUANGWEN-HSIANG LUJI-BAO FU
    • G06F3/041H04W88/02H05B37/02H04N5/14
    • G06F3/03547H04M2250/22
    • A touch input device is provided. The touch input device includes a touch panel and a touch control. The touch panel includes a number of touch sensor groups, each touch sensor group includes a line of touch sensors, each touch sensor produces a touch signal in response to a user's touch, the touch sensor groups are arranged on the touch panel one by one along a predetermined path, the quantity of touch sensors of each touch sensor group is increased or decreased gradually, and the arrangement direction of the touch sensors of each touch sensor group is perpendicular to the direction of the predetermined path. The touch control is connected to the touch panel and is used to receive the touch signals produced by the touch sensor, and determine a touch path according to the changes of the quantity of the received touch signals.
    • 提供触摸输入装置。 触摸输入装置包括触摸面板和触摸控制。 触摸面板包括多个触摸传感器组,每个触摸传感器组包括一行触摸传感器,每个触摸传感器响应于用户的触摸而产生触摸信号,触摸传感器组逐个地布置在触摸面板上 预定路径,每个触摸传感器组的触摸传感器的数量逐渐增加或减少,并且每个触摸传感器组的触摸传感器的布置方向垂直于预定路径的方向。 触摸控制被连接到触摸面板,并用于接收由触摸传感器产生的触摸信号,并且根据所接收的触摸信号的量的变化来确定触摸路径。
    • 6. 发明申请
    • SWITCHING CIRCUIT SYSTEM FOR ADJUSTING BRIGHTNESS AND METHOD THEREOF
    • 用于调节亮度的开关电路系统及其方法
    • US20120268025A1
    • 2012-10-25
    • US13187519
    • 2011-07-21
    • DER-HO CHIYANG-JUI CHAOZHI-QIANG XIEJI-BAO FUWEN-TAO WUMI TANG
    • DER-HO CHIYANG-JUI CHAOZHI-QIANG XIEJI-BAO FUWEN-TAO WUMI TANG
    • H05B37/02
    • H05B33/0863H05B37/029
    • A switching circuit system includes a rectification circuit, a transformer, a light-emitting unit, a touch panel including a plurality of touch sensors, and a central processing unit (CPU). The CPU determines that a first user operation is taken place on the touch panel when first and second touch signals from at least two touch sensors have been received within a predetermined time interval, and further determines the track of the touches according to the sequence in which the first and second touch signals were received when the first user operation was determined. The CPU further directs the transformer to control the voltage output to the light-emitting unit according to the determined touch track to control the switching circuit system to execute a first function, and otherwise, a second user operation is determined which executes a second function. A related method is also provided.
    • 开关电路系统包括整流电路,变压器,发光单元,包括多个触摸传感器的触摸面板以及中央处理单元(CPU)。 当在预定时间间隔内接收到来自至少两个触摸传感器的第一和第二触摸信号时,CPU确定在触摸面板上发生第一用户操作,并且根据其中的顺序进一步确定触摸的轨迹 当确定第一用户操作时接收到第一和第二触摸信号。 CPU进一步引导变压器根据确定的触摸轨控制输出到发光单元的电压,以控制开关电路系统执行第一功能,否则确定执行第二功能的第二用户操作。 还提供了相关的方法。
    • 7. 发明申请
    • LED DRIVING CIRCUIT
    • LED驱动电路
    • US20120262068A1
    • 2012-10-18
    • US13245873
    • 2011-09-27
    • DER-HO CHIYANG-JUI CHAOZHI-QIANG XIEJI-BAO FUWEN-TAO WUMI TANG
    • DER-HO CHIYANG-JUI CHAOZHI-QIANG XIEJI-BAO FUWEN-TAO WUMI TANG
    • H05B37/02
    • H05B33/0818H05B33/089Y02B20/341
    • An LED (light emitting diode) driving circuit includes a rectifying circuit, an LED module, a voltage dropping circuit connected to the LED module, a voltage detecting circuit connected between the voltage dropping circuit and the LED module, and an integrated circuit. The integrated circuit includes a pulse-width modulation (PWM) control module providing PWM waves, an overcurrent protection (OCP) module, an overvoltage protection (OVP) module, and a frequency control module. The OCP module detects the working current of the LED module, and the OVP module detects the working voltage. The frequency control module adjust the duty cycle of the PWM waves according to the results of comparisons made by the OCP module and the OVP module against reference levels, to adjust the working current of the LED module.
    • LED(发光二极管)驱动电路包括整流电路,LED模块,连接到LED模块的降压电路,连接在降压电路和LED模块之间的电压检测电路和集成电路。 该集成电路包括提供PWM波的脉冲宽度调制(PWM)控制模块,过流保护(OCP)模块,过压保护(OVP)模块和频率控制模块。 OCP模块检测LED模块的工作电流,OVP模块检测工作电压。 频率控制模块根据OCP模块和OVP模块与参考电平进行比较的结果调整PWM波的占空比,以调整LED模块的工作电流。