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1. 发明申请

US20130026939A1 PULSE WIDTH MODULATION CIRCUIT AND ILLUMINATION APPARATUS 有权
标题翻译：脉冲宽度调制电路和照明设备
公开(公告)号：US20130026939A1
公开(公告)日：2013-01-31
申请号：US13278070
申请日：2011-10-20
申请人： JUN-WEI ZHANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG , QI-LONG YU , CHIA-HUNG CHIEN
发明人： JUN-WEI ZHANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG , QI-LONG YU , CHIA-HUNG CHIEN
IPC分类号： H05B37/02 , H03K7/08
CPC分类号： H05B33/0818 , Y02B20/346
摘要： An illumination apparatus includes a power supply, a pulse width modulation (PWM) circuit, a switching unit, and an illuminating unit. The power supply supplies a supply voltage to the PWM circuit and the illuminating unit. The PWM circuit outputs a first level voltage by being fully charged by the voltage of the power supply and outputs a second level voltage by being fully discharged. The switching unit is turned off according to the first level voltage and controls the illuminating unit to stop emitting light. The switching unit is turned on according to the second level voltage and controls the illuminating unit to emit light.
摘要翻译：照明装置包括电源，脉宽调制（PWM）电路，开关单元和照明单元。电源为PWM电路和照明单元提供电源电压。 PWM电路通过由电源的电压完全充电而输出第一电平电压，并通过完全放电输出第二电平电压。切换单元根据第一电平电压关闭，并控制照明单元停止发光。开关单元根据第二电平电压导通，并控制照明单元发光。

2. 发明申请

US20120217984A1 RESISTANCE-MEASURING CIRCUIT AND ELECTRONIC DEVICE USING THE SAME 有权
标题翻译：电阻测量电路和使用该电阻器的电子器件
公开(公告)号：US20120217984A1
公开(公告)日：2012-08-30
申请号：US13278075
申请日：2011-10-20
申请人： QI-LONG YU , TSUNG-JEN CHUANG , JUN ZHANG , JUN-WEI ZHANG , SHIH-FANG WONG , JIAN-JUN ZHOU
发明人： QI-LONG YU , TSUNG-JEN CHUANG , JUN ZHANG , JUN-WEI ZHANG , SHIH-FANG WONG , JIAN-JUN ZHOU
IPC分类号： G01R27/02
CPC分类号： G01R27/14 , G01D5/246
摘要： A resistance-measuring circuit includes a controller for outputting a PWM signal and further for adjusting the duty cycle of the PWM signal, and a sampling circuit for processing the PWM signal and transmitting the processed PWM signal to the sensor. The sampling circuit samples the signal outputted from the sensor to generate a sampled signal with the voltage thereof changing according to any change in the duty cycle of the PWM signal, and further transmits the sampled signal to the controller. The controller obtains the real-time duty cycle of the PWM signal when the voltage of the sampled signal reaches a threshold voltage, and further calculates the exact resistance of the sensor according to the obtained real-time duty cycle of the PWM signal and the threshold voltage. An electronic device with the resistance-measuring circuit is also provided.
摘要翻译：电阻测量电路包括用于输出PWM信号并进一步用于调整PWM信号的占空比的控制器，以及用于处理PWM信号并将处理过的PWM信号传输到传感器的采样电路。采样电路对从传感器输出的信号进行采样，根据PWM信号的占空比的任何变化，产生采样信号，其电压变化，并将采样信号发送到控制器。当采样信号的电压达到阈值电压时，控制器获得PWM信号的实时占空比，并根据获得的PWM信号的实时占空比和阈值计算传感器的精确电阻电压。还提供了具有电阻测量电路的电子设备。

3. 发明申请

US20120218136A1 ANALOG TO DIGITAL CONVERTER 有权
标题翻译：模拟到数字转换器
公开(公告)号：US20120218136A1
公开(公告)日：2012-08-30
申请号：US13213099
申请日：2011-08-19
申请人： QI-LONG YU , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： QI-LONG YU , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： H03M1/12
CPC分类号： H03M1/56
摘要： An ADC includes an analog signal input port for receiving analog signals, a reference voltage generation circuit for producing a reference voltage, a controllable switch, a control unit including a counter, an integral circuit, and a comparison circuit. The control unit outputs an on or off signal to turn on or turn off the controllable switch, the counter starts to count when the control unit outputs the off signal. The integral circuit executes an integral action to integrate the reference voltage and output a voltage enhanced gradually when the controllable switch is turned off. The comparison circuit outputs an interrupt signal to cause the counter to stop counting when comparing the voltage output by the integral circuit is higher than the voltage of the analog signals. The control unit determines a digital value corresponding to the analog signals according to a count value of counted by the counter.
摘要翻译： ADC包括用于接收模拟信号的模拟信号输入端口，用于产生参考电压的参考电压产生电路，可控开关，包括计数器，积分电路和比较电路的控制单元。控制单元输出开启或关闭信号以打开或关闭可控开关，当控制单元输出关闭信号时，计数器开始计数。积分电路执行积分动作以集成参考电压，并在可控开关关闭时逐渐输出增强的电压。当比较积分电路的电压高于模拟信号的电压时，比较电路输出中断信号使计数器停止计数。控制单元根据由计数器计数的计数值来确定与模拟信号相对应的数字值。

4. 发明申请

US20130018601A1 SENSING CIRCUIT 有权
标题翻译：感应电路
公开(公告)号：US20130018601A1
公开(公告)日：2013-01-17
申请号：US13304373
申请日：2011-11-24
申请人： JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG , JUN ZHANG , QI-LONG YU , YANG XIN
发明人： JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG , JUN ZHANG , QI-LONG YU , YANG XIN
IPC分类号： G06F19/00 , G01L1/00
CPC分类号： G06F3/0416 , G06F3/042
摘要： A sensing circuit includes a plurality of sensors, a controller, a multiway switch, a linear optocoupler, and a logical control unit. The plurality of sensors are capable of measuring physical quantity, and each of the plurality of sensors is capable of generating a sensing signal in accordance with the physical quantity. The controller is capable of receiving and analyzing the sensing signals, and transforming the sensing signals into sensing events. The multiway switch is capable of selectively connecting one of the plurality of sensors to the controller. The linear optocoupler is connected between the plurality of sensors and the controller. The logical control unit is capable of controlling the multiway switch to selectively connect one of the plurality of sensors to the optocoupler, and generating a control signal to the controller, wherein the control signal indicating the one of the plurality of sensors connected to the controller.
摘要翻译：感测电路包括多个传感器，控制器，多路开关，线性光耦合器和逻辑控制单元。多个传感器能够测量物理量，并且多个传感器中的每一个能够根据物理量产生感测信号。控制器能够接收和分析感测信号，并将感测信号转换成感测事件。多路开关能够将多个传感器中的一个选择性地连接到控制器。线性光耦合器连接在多个传感器和控制器之间。逻辑控制单元能够控制多路开关以选择性地将多个传感器中的一个连接到光耦合器，并且向控制器产生控制信号，其中指示连接到控制器的多个传感器中的一个传感器的控制信号。

5. 发明申请

US20130009926A1 DRIVING CIRCUIT AND LIQUID CRYSTAL DISPLAY USING THE SAME 有权
标题翻译：驱动电路和使用其的液晶显示器
公开(公告)号：US20130009926A1
公开(公告)日：2013-01-10
申请号：US13234097
申请日：2011-09-15
申请人： QI-LONG YU , JUN ZHANG , JUN-WEI ZHANG , CHIA-HUNG CHIEN , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： QI-LONG YU , JUN ZHANG , JUN-WEI ZHANG , CHIA-HUNG CHIEN , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： G09G3/36 , G09G5/00
CPC分类号： G09G3/18 , G09G2310/0264
摘要： A driving circuit for driving an LCD includes a common electrode, a number of pixel electrodes, a peripheral circuit, and a processing unit including a first input/output (I/O) port, a second I/O port; and a number of third I/O ports. The first I/O port and the second I/O ports are connected to the common electrode via the peripheral circuit, and each third I/O port is connected to a different pixel electrode. The processing unit controls the first I/O port, the second I/O port, and the third I/O ports to output a first or second voltage according to a display signal, thus the pixel electrodes are at the first or the second voltage accordingly, the common electrode is at a voltage in a range between the second voltage and the first voltage in receiving the voltage output by the peripheral circuit, thus driving the LCD to display an image.
摘要翻译：用于驱动LCD的驱动电路包括公共电极，多个像素电极，外围电路和包括第一输入/输出（I / O）端口，第二I / O端口的处理单元; 和多个第三个I / O端口。第一个I / O端口和第二个I / O端口通过外围电路连接到公共电极，并且每个第三个I / O端口连接到不同的像素电极。处理单元控制第一I / O端口，第二I / O端口和第三I / O端口，以根据显示信号输出第一或第二电压，因此像素电极处于第一或第二电压因此，在接收由外围电路输出的电压时，公共电极处于第二电压和第一电压之间的范围内的电压，从而驱动LCD显示图像。

6. 发明申请

US20130021701A1 OVERVOLTAGE AND OVERCURRENT PROTECTION CIRCUIT 有权
标题翻译：过电流和过流保护电路
公开(公告)号：US20130021701A1
公开(公告)日：2013-01-24
申请号：US13207431
申请日：2011-08-11
申请人： JI-XIANG YIN , YANG XIN , YIN-ZHAN WANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： JI-XIANG YIN , YANG XIN , YIN-ZHAN WANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： H02H3/00
CPC分类号： H02H3/08 , H02H3/20
摘要： An overvoltage and overcurrent protection circuit includes a connection jack, an overvoltage protection switch connected to the connection jack, an overcurrent protection switch, a voltage reference module, an overvoltage and overcurrent detection module, a comparing module, and a current control module. The overcurrent protection switch is connected to the overvoltage protection switch in serials, and further connected to a load. The voltage reference module is to output a reference voltage. The overvoltage and overcurrent detection module is to detect the voltage of the load and the current of the path. The comparing module is to compare the voltage of the load with the reference voltage, when greater, turns off the overvoltage protection switch, when not greater, turns on the overvoltage protection switch. The current control module is to turn off the overcurrent protection switch if greater than the preset value, and turn on the overcurrent protection switch if not greater.
摘要翻译：过电压和过流保护电路包括连接插座，连接插座的过电压保护开关，过流保护开关，电压参考模块，过电压和过电流检测模块，比较模块和电流控制模块。过流保护开关连接到过压保护开关，并连接到负载。电压基准模块输出参考电压。过电压和过流检测模块用于检测负载电压和路径电流。比较模块是将负载电压与参考电压进行比较，当较大时，关断过电压保护开关，当不大时，接通过电压保护开关。当前的控制模块是关闭过流保护开关，如果大于预设值，并且如果不是更大的话，打开过流保护开关。

7. 发明申请

US20130021001A1 STORAGE BATTERY CHARGE CIRCUIT 有权
标题翻译：存储电池充电电路
公开(公告)号：US20130021001A1
公开(公告)日：2013-01-24
申请号：US13220635
申请日：2011-08-29
申请人： JUN-WEI ZHANG , SHIH-FANG WONG , TSUNG-JEN CHUANG , JUN ZHANG , CHIA-HUNG CHIEN , CHUNG-JEN WANG
发明人： JUN-WEI ZHANG , SHIH-FANG WONG , TSUNG-JEN CHUANG , JUN ZHANG , CHIA-HUNG CHIEN , CHUNG-JEN WANG
IPC分类号： H02J7/00
CPC分类号： H02J7/0057
摘要： A storage battery charge circuit for charging a battery is provided. The circuit includes a voltage input port, a converting circuit, and a charge circuit. The voltage input port is for being connected to a power source to receive a logic high level voltage. The converting circuit is connected to the voltage input port to convert the received logic high level voltage into a control signal including a logic high level voltage and a logic low level voltage alternately and the mark space ratio is not equal to one. The charge circuit is connected to the converting circuit to charge the battery or discharge the battery according to the control signal.
摘要翻译：提供一种用于对电池充电的蓄电池充电电路。电路包括电压输入端口，转换电路和充电电路。电压输入端口用于连接到电源以接收逻辑高电平电压。转换电路连接到电压输入端口，以将接收到的逻辑高电平电压交替地转换为包括逻辑高电平电压和逻辑低电平电压的控制信号，并且标记空间比不等于1。充电电路连接到转换电路以对电池充电或根据控制信号对电池进行放电。

8. 发明申请

US20120253734A1 ASSAY DEVICE AND METHOD AND ELECTRONIC DEVICE USING SAME 有权
标题翻译：测定装置及其使用方法和电子装置
公开(公告)号：US20120253734A1
公开(公告)日：2012-10-04
申请号：US13275326
申请日：2011-10-18
申请人： CHENG-ZHI LI , JUN ZHANG , JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： CHENG-ZHI LI , JUN ZHANG , JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： G06M11/04 , G06F19/00
CPC分类号： G01N9/24 , G01N9/36 , G01N23/00
摘要： An assay device capable of assaying purity of a substance in an object includes a memory, an emitter, a receiver, a processing unit, and a display device. The memory stores names and standard densities of a number of substances. The emitter emits rays at the object. The receiver receives the rays reflected by the object. The processing unit calculates density of the object according to intensity of the emitted rays and intensity of the reflected rays. The processing unit further calculates purity of a selected substance in the object according to the density of the object and standard density of the selected substance stored in the memory, and outputs the calculated purity to the display device.
摘要翻译：能够测定物体中的物质的纯度的测定装置包括存储器，发射器，接收器，处理单元和显示装置。记忆体存储许多物质的名称和标准密度。发射器在物体处发射光线。接收器接收由物体反射的光线。处理单元根据发射光线的强度和反射光线的强度来计算物体的密度。处理单元还根据物体的密度和存储在存储器中的所选物质的标准密度进一步计算物体中所选物质的纯度，并将计算的纯度输出到显示装置。

9. 发明申请

US20120293161A1 ALTERNATING CURRENT VOLTAGE DETECTION CIRCUIT 有权
标题翻译：交流电流检测电路
公开(公告)号：US20120293161A1
公开(公告)日：2012-11-22
申请号：US13221921
申请日：2011-08-31
申请人： JUN ZHANG , JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： JUN ZHANG , JUN-WEI ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： G01R19/22
CPC分类号： G01R31/42 , G01R19/1659
摘要： An AC voltage detection circuit includes a conversion module, a comparison module, and a prompt module. The conversion module connects to an AC power source and converts the AC voltage provided by the AC power source to an AC current, and then converts the AC current to a direct current (DC) voltage reflecting the AC voltage. The comparison module is connected to the conversion module, and compares the DC voltage with a first predetermined voltage and a second lesser predetermined voltage, and produces a control signal when the DC voltage is greater than the first predetermined voltage or less than the second predetermined voltage. The prompt module produces a prompt signal when receiving the control signal.
摘要翻译： AC电压检测电路包括转换模块，比较模块和提示模块。转换模块连接到AC电源，并将交流电源提供的交流电压转换为交流电流，然后将交流电流转换为反映交流电压的直流（DC）电压。比较模块连接到转换模块，并将直流电压与第一预定电压和第二较小预定电压进行比较，并且当直流电压大于第一预定电压或小于第二预定电压时产生控制信号。当接收到控制信号时，提示模块产生提示信号。

10. 发明申请

US20130223700A1 ELECTRONIC DEVICE AND METHOD FOR PROTECTING PERSONAL DATA VIA FINGERPRINT RECOGNITION 审中-公开
标题翻译：用于通过指纹识别来保护个人数据的电子设备和方法
公开(公告)号：US20130223700A1
公开(公告)日：2013-08-29
申请号：US13452559
申请日：2012-04-20
申请人： REN-WEN HUANG , QIANG YOU , JUN-WEI ZHANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
发明人： REN-WEN HUANG , QIANG YOU , JUN-WEI ZHANG , JUN ZHANG , TSUNG-JEN CHUANG , SHIH-FANG WONG
IPC分类号： G06K9/62
CPC分类号： G06F21/32 , G06K9/0002
摘要： A method protects personal data of an electronic device. Different capacitance values between a plurality of points of a fingertip and an electrode layer of a capacitive touch screen of the electronic device are detectable when the capacitive touch screen is touched by the fingertip, and a representation of a fingerprint is acquired according to distribution of the detected capacitance values. If the acquired fingerprint does not match with any predetermined fingerprint, predetermined personal data of the electronic device is protected. If the acquired fingerprint matches with at least one of the predetermined fingerprints, the protection of the personal data is released.
摘要翻译：一种方法保护电子设备的个人数据。当电容式触摸屏被指尖触摸时，电子设备的电容式触摸屏的指尖的多个点和电极层的电极层之间的不同的电容值可以被检测到，并且指纹的表示根据检测电容值。如果获取的指纹与任何预定的指纹不匹配，则电子设备的预定个人数据被保护。如果获取的指纹与预定指纹中的至少一个相匹配，则释放个人数据的保护。

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