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    • 1. 发明申请
    • INDICATOR LIGHT CONTROL CIRCUIT
    • 指示灯控制电路
    • US20130147632A1
    • 2013-06-13
    • US13587862
    • 2012-08-16
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • G08B5/36
    • H05B33/0806
    • An indicator light control circuit for controlling a single indicator light to indicate a high or low link speed of a network connection includes a pulse signal generating circuit, a bias circuit having a digital potentiometer, and a controller. The pulse signal generating circuit generates a pulse signal. The digital potentiometer is electronically connected to the pulse signal generating circuit and the controller. The controller adjusts the effective resistance of the digital potentiometer connected to the pulse signal generating circuit according to different link speeds being experienced in the network connection, to adjust a duty cycle of the pulse signal, thereby changing the on-time and off-time of the indicator light.
    • 用于控制单个指示灯以指示网络连接的高或低链路速度的指示灯控制电路包括脉冲信号发生电路,具有数字电位计的偏置电路和控制器。 脉冲信号发生电路产生脉冲信号。 数字电位器电连接到脉冲信号发生电路和控制器。 控制器根据网络连接中遇到的不同链路速度,调整连接到脉冲信号发生电路的数字电位器的有效电阻,调整脉冲信号的占空比,从而改变脉冲信号发生电路的导通时间和关断时间 指示灯。
    • 2. 发明申请
    • OVERVOLTAGE PROTECTION CIRCUIT
    • 过电压保护电路
    • US20130128404A1
    • 2013-05-23
    • US13570206
    • 2012-08-08
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • H02H3/20
    • H02H7/18H02H3/202
    • A protection circuit that protects a load charged by a power supply. The protection circuit includes a reference voltage set circuit, a sampling circuit, a switch, and a comparator. The reference voltage set circuit provides a reference voltage. The sampling circuit is electrically connected to the power supply and provides a sampling voltage based on a charge voltage output from the power supply to the load. The switch is electrically connected between the power supply and the load. The comparator includes a non-inverting input terminal electrically connected to the reference voltage set circuit, an inverting input terminal electrically connected to the sampling circuit, and an output terminal electrically connected to the switch. The comparator compares the sampling voltage with the reference voltage, and controls the switch to turn on or off according to the comparison.
    • 保护由电源充电的负载的保护电路。 保护电路包括参考电压设置电路,采样电路,开关和比较器。 参考电压设置电路提供参考电压。 采样电路电连接到电源,并且基于从电源向负载输出的充电电压提供采样电压。 开关电连接在电源和负载之间。 比较器包括电连接到参考电压设置电路的非反相输入端子,电连接到采样电路的反相输入端子和电连接到开关的输出端子。 比较器将采样电压与参考电压进行比较,并根据比较控制开关导通或关断。
    • 4. 发明申请
    • SHORT CIRCUIT DETECTION DEVICE
    • 短路检测装置
    • US20110254581A1
    • 2011-10-20
    • US12908069
    • 2010-10-20
    • JIN-LIANG XIONG
    • JIN-LIANG XIONG
    • G01R31/28
    • G01R31/2812Y10T307/865
    • A short circuit detection device is provided to check a circuit layout. The circuit layout includes electronic components connected in parallel. Any of the electronic components includes two contacts on the circuit layout. The short circuit detection device includes a determination circuit configured to determine whether a short circuit has occurred in the circuit layout, and a detection circuit configured to determine the specific electronic component or components responsible for the short circuit. The determination circuit connects with one contact of any of the electronic components. The detection circuit connects with two contacts of any of the electronic components.
    • 提供短路检测装置来检查电路布局。 电路布局包括并联连接的电子元件。 任何电子部件都包括电路布局上的两个触点。 短路检测装置包括:判定电路,其被配置为确定电路布局中是否发生短路;以及检测电路,被配置为确定负责短路的特定电子部件或部件。 确定电路与任何电子部件的一个触点连接。 检测电路与任何电子元件的两个触点连接。
    • 5. 发明授权
    • Polyphase source detecting circuit
    • 多相源检测电路
    • US07821414B2
    • 2010-10-26
    • US11965756
    • 2007-12-28
    • Ying ChenJin-Liang Xiong
    • Ying ChenJin-Liang Xiong
    • G08B21/00G08B23/00G01R31/14H02H3/08
    • G01R19/16547G01R19/155G01R19/1658
    • A polyphase source detecting circuit configured for detecting a polyphase source having three sources includes three sampling circuits and an alarm circuit. Each sampling circuit has a control switch. A control terminal of the control switch of each sampling circuit is connected to one of the phase sources of the polyphase source respectively. The alarm circuit has a first transistor, a first LED, and a buzzer. The anode of the first LED is connected to a power supply. The cathode of the first LED is connected to the base of the first transistor and connected to ground via the control switches of the sampling circuits in turn. The collector of the first transistor is connected to the power supply via the buzzer. The emitter of the first transistor grounded.
    • 用于检测具有三个源的多相源的多相源检测电路包括三个采样电路和一个报警电路。 每个采样电路都有一个控制开关。 每个采样电路的控制开关的控制端分别连接到多相源的一个相源。 报警电路具有第一晶体管,第一LED和蜂鸣器。 第一LED的阳极连接到电源。 第一LED的阴极连接到第一晶体管的基极,并依次通过采样电路的控制开关连接到地。 第一晶体管的集电极通过蜂鸣器连接到电源。 第一个晶体管的发射极接地。
    • 6. 发明授权
    • Voltage monitoring device
    • 电压监控装置
    • US07791494B2
    • 2010-09-07
    • US11838902
    • 2007-08-15
    • Ying ChenJin-Liang XiongKe-You Hu
    • Ying ChenJin-Liang XiongKe-You Hu
    • G08B21/00H02H7/00H02H3/00
    • G01R19/16595
    • A voltage monitoring device includes a comparison voltage generating circuit for providing a comparison voltage, a comparator, an electronic switch, and an LED. The comparator outputs a control signal in response to a comparing result between the comparison voltage and a voltage output by a power supply. The electronic switch includes a first terminal receiving the output of the comparator, a second terminal connected to a reference voltage, and a third terminal connected to ground. The LED includes an anode connected to the reference voltage, and a cathode connected to the second terminal of the first electronic switch.
    • 电压监视装置包括用于提供比较电压的比较电压产生电路,比较器,电子开关和LED。 比较器响应于比较电压和由电源输出的电压之间的比较结果输出控制信号。 电子开关包括接收比较器的输出的第一端子,连接到参考电压的第二端子和连接到地的第三端子。 LED包括连接到参考电压的阳极和连接到第一电子开关的第二端子的阴极。
    • 7. 发明申请
    • CIRCUIT FOR CONTROLLING TIME SEQUENCE
    • 用于控制时间序列的电路
    • US20100211811A1
    • 2010-08-19
    • US12409533
    • 2009-03-24
    • Hai-Qing ZhouJin-Liang Xiong
    • Hai-Qing ZhouJin-Liang Xiong
    • G06F1/26G05F1/00
    • G06F1/26H02M1/36H02M3/158H03K17/6871
    • A circuit for controlling time sequence of a motherboard to supply power for a motherboard component includes a control circuit, a switch circuit, and a power conversion circuit. The control circuit is configured for receiving a startup signal during turning on the motherboard. The startup signal is configured to turn off the control circuit to delay a first voltage signal received by the first power receiving terminal for a period of time before outputting a new voltage signal. The switch circuit is configured for being turned off under the control of the new voltage signal. The power conversion circuit is configured for converting a second voltage signal into a supply voltage in response to the switch circuit being turned off, to provide the supply voltage to the motherboard component.
    • 用于控制母板为主板部件供电的时序的电路包括控制电路,开关电路和电源转换电路。 控制电路被配置为在打开主板时接收启动信号。 启动信号被配置为在输出新的电压信号之前的一段时间内关闭控制电路以延迟由第一电力接收端接收的第一电压信号。 开关电路被配置为在新的电压信号的控制下被关断。 功率转换电路被配置为响应于开关电路被断开而将第二电压信号转换成电源电压,以向母板组件提供电源电压。
    • 8. 发明授权
    • Voltage tolerance measuring apparatus for motherboard
    • 主板电压公差测量仪
    • US07768274B2
    • 2010-08-03
    • US11946857
    • 2007-11-29
    • Ying ChenJin-Liang Xiong
    • Ying ChenJin-Liang Xiong
    • G01R27/08G01R31/26H02H9/00
    • G01R19/1659
    • A voltage tolerance measuring apparatus configured to measure voltage tolerance of a motherboard includes a first connector configured to connect with a power connector of a computer power supply, a second connector configured to connect with a power connector of the motherboard, and a measuring circuit having an adjustable direct current (DC) power supply and a switch circuit. The adjustable DC power supply is connected to power pins of the second connector via the switch circuit. The switch circuit is connected to a power-on pin of the second connector. When the switch circuit receives a power-on signal of the motherboard via the power-on pin of the second connector, the switch circuit controls the adjustable DC power supply to supply power to the power pins of the second connector.
    • 一种电压公差测量装置,被配置为测量母板的电压公差包括:第一连接器,被配置为与计算机电源的电源连接器连接;第二连接器,被配置为与主板的电源连接器连接;以及测量电路, 可调直流(DC)电源和开关电路。 可调直流电源通过开关电路连接到第二连接器的电源引脚。 开关电路连接到第二连接器的上电引脚。 当开关电路经由第二连接器的上电引脚接收到母板的通电信号时,开关电路控制可调节的直流电源以向第二连接器的电源引脚供电。
    • 9. 发明授权
    • Pump failure alarm device
    • 泵故障报警装置
    • US07746243B2
    • 2010-06-29
    • US11874917
    • 2007-10-19
    • Ying ChenJin-Liang Xiong
    • Ying ChenJin-Liang Xiong
    • G08B21/00
    • F04D15/02F04D29/586
    • A pump failure alarm device includes two digital-analog converting circuits (100, 110), a voltage sampling circuit (120), a controlling circuit (130), an I/O controller (U11), and an alarm circuit (140). The digital-analog converting circuits receive digital pulse signals from two pumps (200, 210), and respectively output a DC voltage signal at an output terminal when the pumps run normally. The voltage sampling circuit with two input terminals respectively coupled to the output terminals of the two digital-analog converting circuits, and outputs a first voltage signal when the two pumps run normally and outputs a second voltage signal when either or both of the pumps stop running. The controlling circuit receives the voltage signals from the voltage sampling circuit, and outputs a first control signal when it receives the first voltage signal and outputs a second control signal when it receives the second voltage signal. The I/O controller receives the control signals from the controlling circuit, and outputs an alarm signal when it receives the second control signal. The alarm circuit receives the alarm signal from the I/O controller, and activates an alarm.
    • 泵故障报警装置包括两个数模转换电路(100,110),电压采样电路(120),控制电路(130),I / O控制器(U11)和报警电路(140)。 数字 - 模拟转换电路从两个泵(200,210)接收数字脉冲信号,并且当泵正常运行时,在输出端分别输出直流电压信号。 具有两个输入端子的电压采样电路分别耦合到两个数字 - 模拟转换电路的输出端子,并且当两个泵正常运行时输出第一电压信号,并且当一个或两个泵停止运行时输出第二电压信号 。 控制电路从电压采样电路接收电压信号,当接收到第一电压信号时输出第一控制信号,并在其接收第二电压信号时输出第二控制信号。 I / O控制器接收来自控制电路的控制信号,并在接收到第二控制信号时输出报警信号。 报警电路从I / O控制器接收报警信号,并启动报警。
    • 10. 发明授权
    • Voltage variance tester
    • 电压方差测试仪
    • US07710123B2
    • 2010-05-04
    • US12045673
    • 2008-03-10
    • Jin-Liang Xiong
    • Jin-Liang Xiong
    • H01H31/02G01R31/02
    • G06F11/24G01R31/3004G01R31/31924
    • An exemplary voltage variance tester includes a first to a third testing circuits each comprising an adjustable power source and an electrical switch; a first to a third signal generators providing a first to a third signals respectively; a connector having a first to a third terminals connected to the first to the third testing circuits respectively for receiving the adjustable power sources, a fourth to a sixth terminals connected to the first to the third signal generators for receiving the first to the third signals, and a seventh terminal; and a control circuit connected to the seventh terminal of the connector for receiving a power on signal to turn on the first to third electrical switch, wherein, voltage variances of the motherboard are tested by adjusting the first to the third adjustable power sources.
    • 示例性电压变化测试器包括第一至第三测试电路,每个测试电路包括可调电源和电开关; 分别提供第一至第三信号的第一至第三信号发生器; 连接器,具有分别连接到第一至第三测试电路的第一至第三端子用于接收可调节的电源;连接到第一至第三信号发生器的第四至第六端子,用于接收第一至第三信号; 和第七个终端; 以及连接到连接器的第七端子的控制电路,用于接收电源接通信号以接通第一至第三电气开关,其中通过调节第一至第三可调电源来测试母板的电压方差。