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1. 发明申请

US20080180265A1 VOLTAGE MONITORING DEVICE 失效
标题翻译：电压监测装置
公开(公告)号：US20080180265A1
公开(公告)日：2008-07-31
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
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. 发明申请

US20090055663A1 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：US20090055663A1
公开(公告)日：2009-02-26
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： G06F1/26
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。

3. 发明申请

US20080266996A1 MEMORY POWER SUPPLY CIRCUIT 失效
标题翻译：存储电源电路
公开(公告)号：US20080266996A1
公开(公告)日：2008-10-30
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。

4. 发明申请

US20080203982A1 POWER SUPPLY SYSTEM FOR MOTHERBOARD 有权
标题翻译：电源供电系统
公开(公告)号：US20080203982A1
公开(公告)日：2008-08-28
申请号：US11829099
申请日：2007-07-27
申请人： YING CHEN , JIN-LIANG XIONG
发明人： YING CHEN , JIN-LIANG XIONG
IPC分类号： G05F1/08
CPC分类号： G06F1/28
摘要： A power supply system for a motherboard includes a voltage regulator circuit includes a system power source, and a voltage output terminal, a sampling circuit having an input, and an output receiving a high level sleep signal from a south bridge of the motherboard, a switching circuit having an input, and an output, a power connector having a control terminal connected to the output of the switching circuit, and a power source being connected to the power connector. When the voltage regulator circuit outputs a voltage greater than a predetermined stable voltage to the sampling circuit, the sampling circuit outputs a low level signal to the switching circuit which in return outputs a high level signal to the control terminal of the power connector to cut off power supply from the power source to the system power source.
摘要翻译：一种用于母板的电源系统包括：电压调节器电路，包括系统电源和电压输出端子，具有输入的采样电路和从主板的南桥接收高电平睡眠信号的输出;开关具有输入的电路和输出端，具有连接到开关电路的输出的控制端子的电源连接器以及连接到电源连接器的电源。当电压调节器电路向采样电路输出大于预定的稳定电压的电压时，采样电路向开关电路输出低电平信号，输出高电平信号到电源连接器的控制端以切断电源从电源到系统电源。

5. 发明申请

US20080174541A1 BACKLIGHT CONTROL CIRCUIT OF LCD 审中-公开
标题翻译： LCD背光控制电路
公开(公告)号：US20080174541A1
公开(公告)日：2008-07-24
申请号：US11843667
申请日：2007-08-23
申请人： YING CHEN , JIN-LIANG XIONG
发明人： YING CHEN , JIN-LIANG XIONG
IPC分类号： G09G3/36
CPC分类号： H05B41/282 , H05B41/2855 , Y02B20/186
摘要： An exemplary backlight control circuit includes two load circuits, a PWM IC having a current sampling pin, a switching circuit, and a first input circuit. Each load circuit includes a backlight and an output. The switching circuit includes first and second transistors. The collector of the first transistor is coupled to the base of the second transistor. The outputs of the load circuit are coupled to the base of the first transistor via the first input circuit, or the collector of the second transistor which is coupled to a current sampling pin of the PWM IC. When any one of the backlights stops working, voltage at outputs of the load circuits goes low to cause, voltage at the current sampling pin of the PWM IC going low to thereby control the PWM IC to stop providing voltage to all the load circuits.
摘要翻译：示例性背光控制电路包括两个负载电路，具有电流采样引脚的PWM IC，开关电路和第一输入电路。每个负载电路包括背光和输出。开关电路包括第一和第二晶体管。第一晶体管的集电极耦合到第二晶体管的基极。负载电路的输出经由第一输入电路或第二晶体管的集电极耦合到第一晶体管的基极，该集电极耦合到PWM IC的电流采样引脚。当任何一个背光灯停止工作时，负载电路输出端的电压变低，使得PWM IC的电流采样管脚处的电压变低，从而控制PWM IC停止向所有负载电路提供电压。

6. 发明申请

US20080303506A1 VOLTAGE TOLERANCE MEASURING APPARATUS FOR MOTHERBOARD 失效
标题翻译：耐压测量装置用于母板
公开(公告)号：US20080303506A1
公开(公告)日：2008-12-11
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： G01R19/25
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。

7. 发明申请

US20080224691A1 METHOD FOR TESTING ROTATION SPEED OF FAN 失效
标题翻译：用于测试风扇转速的方法
公开(公告)号：US20080224691A1
公开(公告)日：2008-09-18
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： G01P3/48
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。

8. 发明申请

US20090051555A1 POLYPHASE SOURCE DETECTING CIRCUIT 失效
标题翻译：多相源检测电路
公开(公告)号：US20090051555A1
公开(公告)日：2009-02-26
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
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。

9. 发明申请

US20080284377A1 BATTERY CHARGING APPARATUS 审中-公开
标题翻译：电池充电器
公开(公告)号：US20080284377A1
公开(公告)日：2008-11-20
申请号：US11930173
申请日：2007-10-31
申请人： YING CHEN , JIN-LIANG XIONG
发明人： YING CHEN , JIN-LIANG XIONG
IPC分类号： H02J7/00
CPC分类号： H02J7/0031
摘要： An exemplary battery charging apparatus for charging a storage battery includes a power input configured for receiving power from a voltage source, a zener diode, a voltage divider, a driving circuit, a switching circuit, and a power output. The cathode of the zener diode is connected to the power input, the anode of the zener diode is connected to ground via the voltage divider. The driving circuit has an input connected to an output of the voltage divider, an output connected to a first terminal of the switching circuit, a second terminal of the switching circuit is connected to the power input, a third terminal of the switching circuit is connected to the power output which is connected to the storage battery. The battery charging apparatus can protect the storage battery from being charged by over voltage.
摘要翻译：用于对蓄电池充电的示例性电池充电装置包括被配置为从电压源，齐纳二极管，分压器，驱动电路，开关电路和功率输出接收功率的电力输入。齐纳二极管的阴极连接到电源输入，齐纳二极管的阳极通过分压器连接到地。驱动电路具有连接到分压器的输出端的输入端，与开关电路的第一端子连接的输出端，开关电路的第二端子与电源输入端相连，开关电路的第三端子连接连接到蓄电池的功率输出。电池充电装置可以保护蓄电池不被过电压充电。

10. 发明申请

US20080166110A1 FAN DRIVING CIRCUIT 失效
标题翻译：风扇驱动电路
公开(公告)号：US20080166110A1
公开(公告)日：2008-07-10
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： H02P7/285
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）。

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