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    • 12. 发明授权
    • Switch-mode power supply
    • 开关电源
    • US07598627B2
    • 2009-10-06
    • US11773976
    • 2007-07-06
    • Chung-Chi HuangGuang-Dong YuanJian-Chun PanWei-Min Zhang
    • Chung-Chi HuangGuang-Dong YuanJian-Chun PanWei-Min Zhang
    • H02J9/06
    • H02J9/005Y10T307/615Y10T307/826
    • A switch-mode power supply for selectively providing power from a main power source and a standby power source to an electronic device is provided. The switch-mode power supply includes a signal input, a first transistor, a second transistor, a driving circuit, and a switching circuit. The signal input is used for receiving a control signal. The driving circuit and switching circuit connect the signal input to the gate of the second transistor in series. When the driving circuit detects the first transistor is switched off, the gate of the second transistor is immediately pulled up to open the second transistor, and when the driving circuit detects the first transistor is switched on, the gate of the second transistor is immediately pulled down to close the second transistor.
    • 提供一种用于从主电源和备用电源向电子设备选择性地提供电力的开关电源。 开关电源包括信号输入,第一晶体管,第二晶体管,驱动电路和开关电路。 信号输入用于接收控制信号。 驱动电路和开关电路将信号输入串联连接到第二晶体管的栅极。 当驱动电路检测到第一晶体管被断开时,第二晶体管的栅极立即被上拉以打开第二晶体管,并且当驱动电路检测到第一晶体管导通时,第二晶体管的栅极立即被拉 关闭第二个晶体管。
    • 13. 发明授权
    • Enclosure with slide assemblies
    • 外壳与滑动组件
    • US08480192B2
    • 2013-07-09
    • US12975289
    • 2010-12-21
    • Guang-Dong YuanHai-Qing ZhouChung-Chi Huang
    • Guang-Dong YuanHai-Qing ZhouChung-Chi Huang
    • A47B91/00
    • G06F1/181H05K5/0234
    • An enclosure includes a bottom plate, and a plurality of slide assemblies fixed to the bottom plate. Each of the plurality of slide assemblies includes a fixed member fixed to the bottom plate, and a rotary member rotatably received in the fixed member. The rotary member includes first and second fixed portions, and a wheel. The first fixed portion is fixed to the second fixed portion, the second fixed portion is connected to the fixed member, and the wheel is fixed to the first fixed portion. Each rotary member is operable to be in a first position to expose the respective wheel for moving the enclosure, and in a second position to be received in the respective fixed member.
    • 壳体包括底板和固定到底板的多个滑动组件。 多个滑动组件中的每一个包括固定到底板的固定构件和可旋转地容纳在固定构件中的旋转构件。 旋转构件包括第一和第二固定部分和轮。 第一固定部分固定到第二固定部分,第二固定部分连接到固定部件,并且轮固定到第一固定部分。 每个旋转构件可操作以处于第一位置以暴露相应的车轮以移动外壳,并且处于第二位置以被接收在相应的固定构件中。
    • 14. 发明授权
    • Circuit for indicating operating status of computer hardware devices
    • 指示计算机硬件设备的运行状态的电路
    • US08120504B2
    • 2012-02-21
    • US12340754
    • 2008-12-22
    • Xun-Chun QiuGuang-Dong YuanChung-Chi HuangRong Hu
    • Xun-Chun QiuGuang-Dong YuanChung-Chi HuangRong Hu
    • G08B21/00
    • G06F11/325
    • A circuit for indicating operating status of a plurality of hardware devices of a computer includes a detecting module, a decoding module, and an indicating module. The indicating module includes a dual color indicator and two electronic switches connected to a first input and a second input of the dual color indicator respectively. The detecting module detects an operating status of the plurality of hardware devices, and outputs state signals of each hardware device during power on self test of the computer. The decoding module decodes the state signals, and outputs level control signals to turn on or off the two electronic switches. The dual color indicator indicates operating status of the plurality of hardware devices by shifted to be at different indicating states by the two electronic switches correspondingly.
    • 用于指示计算机的多个硬件设备的操作状态的电路包括检测模块,解码模块和指示模块。 指示模块包括分别连接到双色指示器的第一输入和第二输入的双色指示器和两个电子开关。 检测模块检测多个硬件设备的运行状态,并且在计算机的上电自检期间输出每个硬件设备的状态信号。 解码模块解码状态信号,并输出电平控制信号以打开或关闭两个电子开关。 双色指示器通过两个电子开关相应地转移到不同的指示状态来指示多个硬件设备的操作状态。
    • 15. 发明申请
    • SWITCH-MODE POWER SUPPLY
    • 开关电源
    • US20080150362A1
    • 2008-06-26
    • US11773976
    • 2007-07-06
    • Chung-Chi HuangGuang-Dong YuanJian-Chun PanWei-Min Zhang
    • Chung-Chi HuangGuang-Dong YuanJian-Chun PanWei-Min Zhang
    • H02J9/00
    • H02J9/005Y10T307/615Y10T307/826
    • A switch-mode power supply for selectively providing power from a main power source and a standby power source to an electronic device is provided. The switch-mode power supply includes a signal input, a first transistor, a second transistor, a driving circuit, and a switching circuit. The signal input is used for receiving a control signal. The driving circuit and switching circuit connect the signal input to the gate of the second transistor in series. When the driving circuit detects the first transistor is switched off, the gate of the second transistor is immediately pulled up to open the second transistor, and when the driving circuit detects the first transistor is switched on, the gate of the second transistor is immediately pulled down to close the second transistor.
    • 提供一种用于从主电源和备用电源向电子设备选择性地提供电力的开关电源。 开关电源包括信号输入,第一晶体管,第二晶体管,驱动电路和开关电路。 信号输入用于接收控制信号。 驱动电路和开关电路将信号输入串联连接到第二晶体管的栅极。 当驱动电路检测到第一晶体管被断开时,第二晶体管的栅极立即被上拉以打开第二晶体管,并且当驱动电路检测到第一晶体管导通时,第二晶体管的栅极立即被拉 关闭第二个晶体管。
    • 17. 发明授权
    • Fan delay control circuit
    • 风扇延时控制电路
    • US08497650B2
    • 2013-07-30
    • US13219724
    • 2011-08-29
    • Xun-Chun QiuGuang-Dong Yuan
    • Xun-Chun QiuGuang-Dong Yuan
    • G05B5/00H02H7/08H02P1/00H02P3/00
    • F04D27/004
    • A fan delay control circuit includes a fan connector connected to a fan of an electronic device, a power supplying module connected to the fan connector, and a rotational speed controlling module connected to the power supplying module. The power supplying module is connected to a fan power source and a stand-by power source. The power supplying module may continue to supply power to the fan when the electronic device including the fan is powered off. The rotational speed controlling module includes a square wave generation circuit which generates a square wave signal to control a rotational speed of the fan even when the electronic device is powered off.
    • 风扇延迟控制电路包括连接到电子设备的风扇的风扇连接器,连接到风扇连接器的供电模块和连接到电力供应模块的转速控制模块。 电源模块连接到风扇电源和待机电源。 当包括风扇的电子设备断电时,供电模块可以继续向风扇供电。 旋转速度控制模块包括即使在电子设备断电时也产生方波信号以控制风扇的转速的方波发生电路。
    • 19. 发明授权
    • Server rack having payload weighing function
    • 服务器机架具有负载称重功能
    • US08471721B2
    • 2013-06-25
    • US13085439
    • 2011-04-12
    • Song-Lin TongGuang-Dong YuanHai-Qing Zhou
    • Song-Lin TongGuang-Dong YuanHai-Qing Zhou
    • G08B21/00
    • H05K7/1498G01G19/4142G01G19/52G01G19/62
    • A server rack includes a main body, an electronic scale, and an alarm. The main body is used for receiving a number of servers. The electronic scale includes a pressure sensor and a microcontroller. The main body presses on the pressure sensor so that the pressure sensor can measure the pressure from the main body to obtain a pressure signal. The microcontroller analyzes the pressure signal to calculating the total weight of the main body and the servers. The alarm stores a predetermined weight threshold, which is the total weight of the main body and the maximum servers that the main body can bear. The alarm also compares the measured total weight with the predetermined weight threshold. When the measured total weight is larger than the predetermined weight threshold, the alarm alarms.
    • 服务器机架包括主体,电子秤和报警器。 主机用于接收多台服务器。 电子秤包括压力传感器和微控制器。 主体按压压力传感器,使得压力传感器可以测量主体的压力以获得压力信号。 微控制器分析压力信号以计算主体和服务器的总重量。 报警器存储预定的重量阈值,其是主体和主体可承受的最大服务器的总重量。 报警器还将测量的总重量与预定的重量阈值进行比较。 当测量的总重量大于预定重量阈值时,报警报警。