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1. 发明授权

US07791494B2 Voltage monitoring device 失效
标题翻译：电压监控装置
公开(公告)号：US07791494B2
公开(公告)日：2010-09-07
申请号：US11838902
申请日：2007-08-15
申请人： Ying Chen , Jin-Liang Xiong , Ke-You Hu
发明人： Ying Chen , Jin-Liang Xiong , Ke-You Hu
IPC分类号： G08B21/00 , H02H7/00 , H02H3/00
CPC分类号： G01R19/16595
摘要： 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.
摘要翻译：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。

2. 发明授权

US07821414B2 Polyphase source detecting circuit 失效
标题翻译：多相源检测电路
公开(公告)号：US07821414B2
公开(公告)日：2010-10-26
申请号：US11965756
申请日：2007-12-28
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G08B21/00 , G08B23/00 , G01R31/14 , H02H3/08
CPC分类号： G01R19/16547 , G01R19/155 , G01R19/1658
摘要： 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.
摘要翻译：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。

3. 发明授权

US07768274B2 Voltage tolerance measuring apparatus for motherboard 失效
标题翻译：主板电压公差测量仪
公开(公告)号：US07768274B2
公开(公告)日：2010-08-03
申请号：US11946857
申请日：2007-11-29
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G01R27/08 , G01R31/26 , H02H9/00
CPC分类号： G01R19/1659
摘要： 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.
摘要翻译：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。

4. 发明授权

US07746243B2 Pump failure alarm device 有权
标题翻译：泵故障报警装置
公开(公告)号：US07746243B2
公开(公告)日：2010-06-29
申请号：US11874917
申请日：2007-10-19
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G08B21/00
CPC分类号： F04D15/02 , F04D29/586
摘要： 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.
摘要翻译：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。

5. 发明授权

US07745960B2 Power supply control signal generating circuit 有权
标题翻译：电源控制信号发生电路
公开(公告)号：US07745960B2
公开(公告)日：2010-06-29
申请号：US11958396
申请日：2007-12-18
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： H01H9/54
CPC分类号： H01L27/0248 , Y10T307/826 , Y10T307/858 , Y10T307/865 , Y10T307/944
摘要： A power supply control signal generating circuit includes a connector, a switch, a transistor, and an input-output (I/O) controller. The connector includes a first pin and a grounded second pin. The switch has two terminals respectively coupled to the first pin and the second pin of the connector. The transistor has its base coupled to the first pin of the connector and a power supply via a first resistor, its collector coupled to the power supply via a second resistor, and its emitter grounded. The I/O controller has an input terminal coupled to the collector of the transistor, and outputs a power supply control signal at the output terminal.
摘要翻译：电源控制信号发生电路包括连接器，开关，晶体管和输入输出（I / O）控制器。连接器包括第一引脚和接地的第二引脚。开关具有分别耦合到连接器的第一引脚和第二引脚的两个端子。晶体管的基极耦合到连接器的第一引脚，并且经由第一电阻器的电源，其集电极经由第二电阻器耦合到电源，并且其发射极接地。 I / O控制器具有耦合到晶体管的集电极的输入端，并在输出端输出电源控制信号。

6. 发明授权

US07728581B2 Method of using oscilloscope to test rotation speed of fan 失效
标题翻译：使用示波器测试风扇转速的方法
公开(公告)号：US07728581B2
公开(公告)日：2010-06-01
申请号：US11849305
申请日：2007-09-03
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G01P3/44
CPC分类号： G01P3/48
摘要： An exemplary method for testing rotating speed of a fan, includes the following steps: coupling a fan and a resistor in series to a power supply; coupling an oscilloscope in parallel with the resistor; plotting voltage across the resistor on a screen of the oscilloscope, and obtaining the period of the voltage according to the image; and obtaining the rotating speed of the fan.
摘要翻译：用于测试风扇转速的示例性方法包括以下步骤：将风扇和电阻串联连接到电源; 将示波器与电阻并联连接; 在示波器的屏幕上绘制电阻两端的电压，并根据图像获得电压的周期; 并获得风扇的转速。

7. 发明授权

US07714528B2 Fan driving circuit 失效
标题翻译：风扇驱动电路
公开(公告)号：US07714528B2
公开(公告)日：2010-05-11
申请号：US11842166
申请日：2007-08-21
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G05B11/28
CPC分类号： H02P7/285
摘要： A fan driving circuit includes a digital-analog converting circuit (10), an amplifier circuit (40), and a controlling circuit (50). The digital-analog converting circuit receives a digital signal from a controlling integrated circuit (IC), and outputs an analog signal. The amplifier circuit receives the analog signal from the digital-analog converting circuit, and outputs an amplified analog signal at an output terminal. The controlling circuit includes an isolation diode (D1), a transistor (Q1), and a resistor (R4), an anode of the isolation diode is coupled to an output terminal of the amplifier circuit, a cathode of the isolation diode is coupled to a base of the transistor, the base of the transistor is coupled to a power supply (Vcc1) via the resistor, a collector of the transistor is coupled to the power supply, an emitter of the transistor is coupled to a fan (60).
摘要翻译：风扇驱动电路包括数模转换电路（10），放大电路（40）和控制电路（50）。数模转换电路从控制集成电路（IC）接收数字信号，并输出模拟信号。放大器电路从数模转换电路接收模拟信号，并在输出端输出放大的模拟信号。控制电路包括隔离二极管（D1），晶体管（Q1）和电阻器（R4），隔离二极管的阳极耦合到放大器电路的输出端，隔离二极管的阴极耦合到晶体管的基极，晶体管的基极经由电阻器耦合到电源（Vcc1），晶体管的集电极耦合到电源，晶体管的发射极耦合到风扇（60）。

8. 发明授权

US07634674B2 Power regulator circuit of a motherboard 失效
标题翻译：主板的电源调节器电路
公开(公告)号：US07634674B2
公开(公告)日：2009-12-15
申请号：US11954234
申请日：2007-12-12
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G06F1/28 , G06F1/32
CPC分类号： G06F1/26
摘要： An exemplary power regulator circuit of motherboard includes a power connector comprising a power supply on pin, a power good pin and a first power pin for being coupled to an ATX power supply, the power good pin providing a first power good signal; an electric switch having a first terminal connected to the power supply on pin of the power connector, a second terminal connected to the power good pin of the power connector, and a grounded third terminal; a diode with the cathode connected to the power good pin of the power connector, and the anode connected to the first power pin of the power connector via a first resistor and grounded via a first capacitor; and an output terminal connected to the anode of the diode to provide a second power good signal.
摘要翻译：主板的示例性功率调节器电路包括电源连接器，其包括引脚上的电源，电源良好引脚和用于耦合到ATX电源的第一电源引脚，所述电源良好引脚提供第一电力良好信号; 电开关，其具有连接到电源连接器的引脚上的电源的第一端子，连接到电源连接器的电源良好引脚的第二端子和接地的第三端子; 二极管，阴极连接到电源连接器的电源良好引脚，阳极经由第一电阻器连接到电源连接器的第一电源引脚，并通过第一电容器接地; 以及连接到二极管的阳极以提供第二电力良好信号的输出端子。

9. 发明授权

US07545700B2 Memory power supply circuit 失效
标题翻译：内存电源电路
公开(公告)号：US07545700B2
公开(公告)日：2009-06-09
申请号：US11946858
申请日：2007-11-29
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： G11C5/14
CPC分类号： G11C5/143
摘要： A memory power supply circuit configured for supplying power to two types of memories slots of a motherboard includes a slot detecting terminal configured to connect with a detecting pin of the motherboard which is used to detect the memory slots, an electrical switch element, a first resistor, a second resistor, a third resistor, and a voltage output terminal connected to power input pins of the two types of memories slots. The second resistor and third resistor are connected in series between a first power supply and ground. The slot detecting terminal is connected to a first terminal of the electrical switch element. A second terminal of the electrical switch element is grounded. A third terminal of the electrical switch element is connected to the voltage output terminal via the first resistor and connected to a node between the second and third resistors.
摘要翻译：一种被配置为向母板的两种类型的存储器槽提供电力的存储器电源电路包括：槽检测端子，被配置为与用于检测存储器插槽的主板的检测引脚连接;电开关元件，第一电阻器，第二电阻器，第三电阻器和连接到两种类型的存储器插槽的电源输入引脚的电压输出端子。第二电阻器和第三电阻器串联连接在第一电源和地之间。槽检测端子连接到电开关元件的第一端子。电气开关元件的第二端子接地。电开关元件的第三端子经由第一电阻器连接到电压输出端子，并连接到第二和第三电阻器之间的节点。

10. 发明申请

US20080136771A1 Backlight control circuit with primary and secondary switch units 审中-公开
标题翻译：背光控制电路，带有一次和二次开关单元
公开(公告)号：US20080136771A1
公开(公告)日：2008-06-12
申请号：US12001726
申请日：2007-12-11
申请人： Ying Chen , Jin-Liang Xiong
发明人： Ying Chen , Jin-Liang Xiong
IPC分类号： H05B37/00
CPC分类号： H05B41/3927 , G09G3/3406
摘要： An exemplary backlight control circuit (20) includes a sampling circuit (210), a pulse width modulation integrated circuit (260), a primary switch unit (271), and two secondary switch units (272, 273) connected in series to the primary switch unit. The sampling circuit outputs voltage signals to control on-off states of the two secondary switch units. The two secondary switch units correspondingly control an on-off state of the primary switch unit, and the primary switch unit correspondingly controls an on-off state of the pulse width modulation integrated circuit.
摘要翻译：示例性背光控制电路（20）包括采样电路（210），脉冲宽度调制集成电路（260），初级开关单元（271）和与主电路串联连接的二次开关单元（272,273）开关单元。采样电路输出电压信号以控制两个次级开关单元的开关状态。两个二次开关单元对应地控制一次开关单元的通断状态，一次开关单元对应地控制脉宽调制集成电路的通断状态。

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