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    • 13. 发明授权
    • Sensing circuit
    • 感应电路
    • US09152269B2
    • 2015-10-06
    • US13304373
    • 2011-11-24
    • Jun-Wei ZhangTsung-Jen ChuangShih-Fang WongJun ZhangQi-Long YuYang Xin
    • Jun-Wei ZhangTsung-Jen ChuangShih-Fang WongJun ZhangQi-Long YuYang Xin
    • G01L19/02G01L19/12G01L19/14G06F3/00G06F3/041G06F3/042
    • G06F3/0416G06F3/042
    • 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.
    • 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。
    • 16. 发明授权
    • State switching device for switching states of electronic device by detecting battery voltage of the electronic device and method thereof
    • 用于通过检测电子装置的电池电压来切换电子装置的状态的状态开关装置及其方法
    • US08239148B2
    • 2012-08-07
    • US12336506
    • 2008-12-16
    • Shih-Fang WongTsung-Jen ChuangLin-Kun DingJiang-Feng Shan
    • Shih-Fang WongTsung-Jen ChuangLin-Kun DingJiang-Feng Shan
    • G01R31/36G06F11/30
    • G01R15/04G01R19/16542
    • A state switching device for switching the states of a device by detecting a battery voltage of the device is provided. The device includes a voltage dividing circuit to provide an output voltage in proportion to the battery voltage, and a detection unit which includes a voltage detection module, a comparison module, a control module and a state detection module to obtain the device's state. The voltage detection module produces a digital detection voltage according to the output voltage at normal time intervals, the comparison module detects whether the digital detection voltage is lower than a reference voltage corresponding to the state. If yes, the voltage detection module obtains digital detection voltage at abnormal time intervals. The comparison module compares a predetermined number of digital detection voltages with the reference voltage to produce comparison results. The control module determines whether to maintain the device's state according to the comparison results.
    • 提供一种用于通过检测设备的电池电压来切换设备的状态的状态切换设备。 该装置包括:分压电路,用于提供与电池电压成比例的输出电压;以及检测单元,其包括电压检测模块,比较模块,控制模块和状态检测模块,以获得装置的状态。 电压检测模块以正常时间间隔根据输出电压产生数字检测电压,比较模块检测数字检测电压是否低于对应于该状态的参考电压。 如果是,电压检测模块以异常的时间间隔获得数字检测电压。 比较模块将预定数量的数字检测电压与参考电压进行比较,以产生比较结果。 控制模块根据比较结果确定是否维护设备的状态。
    • 17. 发明授权
    • Charge protection circuit with timing function
    • 具有定时功能的充电保护电路
    • US07915863B2
    • 2011-03-29
    • US12143842
    • 2008-06-23
    • Shih-Fang WongTsung-Jen ChuangJun-Wei Zhang
    • Shih-Fang WongTsung-Jen ChuangJun-Wei Zhang
    • H02J7/00G01N27/416G08B21/00
    • H02J7/0031H02J2007/0037
    • A charge protection circuit with a timing function is disclosed. The circuit includes a charge protection module constituting of a second switch, a second capacitor and a control integrated circuit (IC). The second switch Q2 is switched to turn on or turn off to charge or discharge the lithium-ion battery. The second capacitor configured for setting a delay time of a Ct terminal of the control IC, thus to prevent the battery from being overcharged. The circuit further includes a charge timing circuit configured for predetermining a time threshold value. When the charge time reaches the time threshold value, the charge timing circuit outputs a second high level signal to charge the second capacitor. The second capacitor triggers the control IC to turn off the second switch, thereby terminating the charge of the battery body.
    • 公开了具有定时功能的充电保护电路。 电路包括构成第二开关的电荷保护模块,第二电容器和控制集成电路(IC)。 第二开关Q2被切换以导通或关闭以对锂离子电池充电或放电。 第二电容器被配置为设置控制IC的Ct端子的延迟时间,从而防止电池过充电。 电路还包括配置用于预先确定时间阈值的充电定时电路。 当充电时间达到时间阈值时,充电定时电路输出第二高电平信号以对第二电容器充电。 第二电容器触发控制IC关闭第二开关,从而终止电池体的充电。
    • 18. 发明授权
    • Multiple output AC/DC power adapter
    • 多路输出AC / DC电源适配器
    • US07839668B2
    • 2010-11-23
    • US12134157
    • 2008-06-05
    • Shih-Fang WongTsung-Jen ChuangXiang-Cheng Wan
    • Shih-Fang WongTsung-Jen ChuangXiang-Cheng Wan
    • H02M1/00
    • H02M7/064Y10T307/658
    • A multiple output AC/DC power adapter is provided. The adapter includes an adapter body with an output connector and more than one output plugs configured for connecting with the output connector. The adapter body includes a DC-DC converting circuit having an input terminal, an output terminal, a first adjustment terminal. The output connector includes a positive terminal, a second adjustment terminal and a negative terminal configured for connecting to the output terminal and the first adjustment terminal of the DC-DC converting circuit and ground correspondingly. The output plugs each includes an adjustment resistor having a resistance value different from the other output plugs. Therefore, when equipped with a plurality of output plugs each of the plurality of plugs having different resistor R0, the adapter can supply different output DC voltages for different electronic device.
    • 提供多输出AC / DC电源适配器。 适配器包括具有输出连接器的适配器主体和被配置用于与输出连接器连接的多个输出插头。 适配器主体包括具有输入端子,输出端子,第一调整端子的DC-DC转换电路。 输出连接器包括正端子,第二调整端子和负端子,其被配置为连接到DC-DC转换电路的输出端子和第一调节端子并相应地接地。 输出插头各自包括具有与其它输出插头不同的电阻值的调节电阻器。 因此,当配备多个输出插头时,多个插头中的每一个具有不同的电阻器R0,适配器可为不同的电子设备提供不同的输出直流电压。
    • 19. 发明授权
    • Humidity detection and power cut-off device
    • 湿度检测和断电装置
    • US07557466B2
    • 2009-07-07
    • US11746650
    • 2007-05-10
    • Shih-Fang WongTsung-Jen ChuangWen-Jian CuiJun-Wei Zhang
    • Shih-Fang WongTsung-Jen ChuangWen-Jian CuiJun-Wei Zhang
    • H01H45/00
    • H02H5/083Y10T307/779
    • A humidity detection and power cut-off device for electronic equipment is provided. The device is connected between a battery (10) and a motherboard (40) of the electronic equipment and includes an auto protection device (20) and a moisture-triggered device (30). The auto protection device is connected between the battery and the power management module and is used to establish or cut off the connection between the battery and the power management module. The moisture-triggered device is used to detect the immediate ambient humidity and controls the auto protection device. If the moisture-triggered circuit detects that the immediate ambient humidity exceeds a predetermined critical humidity value, the moisture-triggered device outputs a trigger signal to the auto protection device. The trigger signal controls the auto protection circuit to cut off a connection between the battery and the power management module, thus to achieve waterproofing protecting for the electronic equipment.
    • 提供电子设备的湿度检测和断电装置。 该装置连接在电子设备的电池(10)和母板(40)之间,并且包括自动保护装置(20)和湿气触发装置(30)。 自动保护装置连接在电池和电源管理模块之间,用于建立或切断电池与电源管理模块之间的连接。 水分触发装置用于检测即时环境湿度并控制自动保护装置。 如果湿气触发电路检测到即时环境湿度超过预定临界湿度值,则湿气触发装置向自动保护装置输出触发信号。 触发信号控制自动保护电路切断电池与电源管理模块之间的连接,从而实现电子设备的防水保护。