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    • 2. 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。
    • 3. 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。
    • 5. 发明申请
    • RESISTANCE MEASUREMENT CIRCUIT
    • 电阻测量电路
    • US20130043892A1
    • 2013-02-21
    • US13249377
    • 2011-09-30
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • YI-XIN TUJIN-LIANG XIONGHAI-QING ZHOU
    • G01R27/02
    • G01R27/025
    • A resistance measuring circuit for measuring a resistor includes an amplifier, a transistor, a variable resistor, a first resistor, and a second resistor. The transistor includes a base connected to the output of the amplifier, a collector connected to a direct current (DC) power supply, and an emitter. The first resistor includes a first terminal connected to the DC power source, and a second terminal grounded through the variable resistor and connected to the non-inverting terminal of the amplifier. The second resistor includes a first terminal connected to the inverting terminal of the amplifier and connected to the emitter of the transistor through the resistor to be measured, and a second terminal grounded.
    • 用于测量电阻器的电阻测量电路包括放大器,晶体管,可变电阻器,第一电阻器和第二电阻器。 晶体管包括连接到放大器的输出的基极,连接到直流(DC)电源的集电极和发射极。 第一电阻器包括连接到直流电源的第一端子和通过可变电阻器接地并连接到放大器的同相端子的第二端子。 第二电阻器包括连接到放大器的反相端子的第一端子,并通过要测量的电阻器连接到晶体管的发射极,第二端子接地。
    • 6. 发明申请
    • SERVER CONTAINER WITH PAYLOAD DETECTING FUNCTION
    • 具有载荷检测功能的服务器集装箱
    • US20130025945A1
    • 2013-01-31
    • US13330707
    • 2011-12-20
    • JIN-LIANG XIONGHAI-QING ZHOUYI-XIN TU
    • JIN-LIANG XIONGHAI-QING ZHOUYI-XIN TU
    • G01G23/36
    • H05K7/1488H05K7/1498
    • A server container includes a main body, at least one support plate, at least one angle detecting module, and an alarm module. The main body includes two opposite sidewalls. Two opposite edges of each support plate is interconnected the two sidewalls. Each angle detecting module includes an angle sensor and a controlling module. The angle sensor is correspondingly positioned on one support plate and for detecting a bending angle of the support plate and generating an angle signal corresponding to the bending angle. The controlling module is configured for comparing the voltage of the angle signal with a reference voltage which corresponds to a predetermined degree and generating a control signal upon a condition that the voltage of the angle signal is greater than the reference voltage. The alarm module is configured for generating an alarm upon a condition of receiving the control signal.
    • 服务器容器包括主体,至少一个支撑板,至少一个角度检测模块和报警模块。 主体包括两个相对的侧壁。 每个支撑板的两个相对的边缘在两个侧壁互连。 每个角度检测模块包括角度传感器和控制模块。 角度传感器相应地定位在一个支撑板上,并用于检测支撑板的弯曲角度并产生对应于弯曲角度的角度信号。 控制模块被配置为将角度信号的电压与对应于预定程度的参考电压进行比较,并且在角度信号的电压大于参考电压的条件下产生控制信号。 报警模块被配置为在接收到控制信号的条件下产生报警。
    • 8. 发明申请
    • VOLTAGE MEASUREMENT APPARATUS
    • 电压测量装置
    • US20120262148A1
    • 2012-10-18
    • US13104018
    • 2011-05-10
    • YI-XIN TUHAI-QING ZHOUJIN-LIANG XIONG
    • YI-XIN TUHAI-QING ZHOUJIN-LIANG XIONG
    • G01R19/00
    • G01R19/0084G01R19/16552
    • A voltage measurement apparatus includes a power interface, first and second voltage detecting modules, first and second driving modules, and first and second indication modules. The first voltage detecting module compares an output voltage with a first reference voltage, to determine whether the output voltage is greater than the first reference voltage. The second voltage detecting module compares the output voltage with a second reference voltage, to determine whether the output voltage is less than the second reference voltage. The first indication module indicates the output voltage when the output voltage is greater than the upper limit voltage or less than the lower limit voltage. The second indication module indicates the output voltage when the output voltage is less than or equal to the upper limit voltage and greater than or equal to the lower limit voltage.
    • 电压测量装置包括电源接口,第一和第二电压检测模块,第一和第二驱动模块以及第一和第二指示模块。 第一电压检测模块将输出电压与第一参考电压进行比较,以确定输出电压是否大于第一参考电压。 第二电压检测模块将输出电压与第二参考电压进行比较,以确定输出电压是否小于第二参考电压。 第一指示模块指示输出电压大于上限电压或小于下限电压时的输出电压。 第二指示模块指示当输出电压小于或等于上限电压并且大于或等于下限电压时的输出电压。
    • 9. 发明申请
    • OVERVOLTAGE PROTECTION CIRCUIT
    • 过电压保护电路
    • US20130148247A1
    • 2013-06-13
    • US13600108
    • 2012-08-30
    • HAI-QING ZHOUJIN-LIANG XIONGYI-XIN TU
    • HAI-QING ZHOUJIN-LIANG XIONGYI-XIN TU
    • H02H3/20
    • H02H9/04H02H3/20
    • An overvoltage protection circuit includes a power device for outputting a plurality of first powers, a plurality of VRMs for respectively receiving the plurality of first powers, a plurality of voltage dividing circuits, a reference power supply for outputting a reference voltage, and a comparison circuit having a comparator. Each VRM converts a corresponding first power to a regulated second power. The plurality of voltage dividing circuits respectively divides voltages of the second powers, each voltage dividing circuit outputs a divided voltage. The comparator compares a combination of the divided voltages with the reference voltage, and when an overvoltage occurs in at least one of the second powers, the comparator outputs a control signal via the output terminal to the power device to control the power device to shut down all of the first powers.
    • 过电压保护电路包括用于输出多个第一功率的功率器件,用于分别接收多个第一功率的多个VRM,多个分压电路,用于输出参考电压的参考电源,以及比较电路 具有比较器。 每个VRM将相应的第一功率转换为调节的第二功率。 多个分压电路分别划分第二功率的电压,每个分压电路输出分压。 比较器将分压电压与参考电压的组合进行比较,当在至少一个第二功率中发生过电压时,比较器通过输出端输出控制信号给功率器件,以控制功率器件关断 所有的第一个权力。