公开(公告)号：US20120274312A1

公开(公告)日：2012-11-01

申请号：US13282637

申请日：2011-10-27

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G01R31/00

CPC classification number: G01R19/1659

Abstract: A voltage measuring circuit includes a voltage measuring port, a voltage reference unit, a first voltage comparing unit and a light emitting diode. The voltage measuring port is for receiving an external voltage to be measured. The voltage reference unit includes a port providing a reference voltage. The first voltage comparing unit includes a reference port connected to the voltage reference unit, a measuring port connected to the voltage measuring port, and an output port for outputting a high/low level voltage when the external voltage is lower/higher than the reference voltage. The light emitting diode includes a cathode connected to the output port of the first voltage comparing unit and an anode connected to an external voltage port.

Abstract translation: 电压测量电路包括电压测量端口，电压参考单元，第一电压比较单元和发光二极管。 电压测量端口用于接收要测量的外部电压。 电压基准单元包括提供参考电压的端口。 第一电压比较单元包括连接到电压参考单元的参考端口，连接到电压测量端口的测量端口和用于当外部电压低于/高于参考电压时输出高/低电平电压的输出端口 。 发光二极管包括连接到第一电压比较单元的输出端口的阴极和连接到外部电压端口的阳极。

公开(公告)号：US08205115B2

公开(公告)日：2012-06-19

申请号：US12762379

申请日：2010-04-19

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G06F11/00

CPC classification number: G06F11/2294

Abstract: A system and method for testing a computer divide test programs in a test file into hardware test programs and software test programs. A test server selects one or more test programs from the divided test file according to test parameters of the computer. The test server generates a test command for testing test items of the computer. The computer executes the test command. The test server analyzes test results and stores analyzed results into a predefined storage path.

Abstract translation: 用于测试计算机的系统和方法将测试文件中的测试程序划分为硬件测试程序和软件测试程序。 测试服务器根据计算机的测试参数从分割的测试文件中选择一个或多个测试程序。 测试服务器生成测试计算机测试项目的测试命令。 计算机执行测试命令。 测试服务器分析测试结果并将分析结果存储到预定义的存储路径中。

公开(公告)号：US08174227B2

公开(公告)日：2012-05-08

申请号：US12639006

申请日：2009-12-16

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G05D23/00

CPC classification number: F04D27/004

Abstract: A fan control system includes a temperature detecting circuit and a rotation rate control circuit. The detecting circuit includes a first amplifier, a second amplifier, and a thermistor. The control circuit includes a first terminal, a second terminal, and a third terminal. The detecting circuit detects temperature and outputs a voltage signal. The control circuit receives the voltage signal and controls the rotation rate of the fan according to the voltage signal.

Abstract translation: 风扇控制系统包括温度检测电路和旋转速率控制电路。 检测电路包括第一放大器，第二放大器和热敏电阻。 控制电路包括第一端子，第二端子和第三端子。 检测电路检测温度并输出电压信号。 控制电路接收电压信号，并根据电压信号控制风扇的转速。

公开(公告)号：US08013658B2

公开(公告)日：2011-09-06

申请号：US12610363

申请日：2009-11-02

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: H03K17/296 ,  H03K17/60

CPC classification number: H03K17/284 ,  H03K5/153

Abstract: A circuit for controlling time sequence of an electronic device, the circuit comprises a delay unit to receive a first control signal, a first switch unit connected to the delay unit to receive the first control signal after a rising edge of the first control signal, a second switch unit to promptly receive the first control signal in response to a falling edge of the first control signal, and a voltage output unit connected to the first and second switch units. The voltage output unit is selectively controlled by the first or the second switch unit to output a second or a third control signal to turn on or off the electronic device.

Abstract translation: 一种用于控制电子设备时间序列的电路，该电路包括一个接收第一控制信号的延迟单元，连接到延迟单元的第一开关单元，用于在第一控制信号的上升沿之后接收第一控制信号， 第二开关单元，用于响应于第一控制信号的下降沿迅速地接收第一控制信号;以及电压输出单元，连接到第一和第二开关单元。 电压输出单元由第一或第二开关单元选择性地控制，以输出第二或第三控制信号以打开或关闭电子设备。

公开(公告)号：US07999413B2

公开(公告)日：2011-08-16

申请号：US12502240

申请日：2009-07-14

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: H02J1/00 ,  H02J3/00

CPC classification number: H02J1/08 ,  H02J2001/008 ,  Y10T307/383 ,  Y10T307/696

Abstract: A power supply control circuit includes a first switch unit comprising an input terminal to receive a control signal, and a number of second switch units. The second switch units are each connected between an input power source and a power output terminal. The first switch unit controls the number of second switch units to be turned on in response to the control signal being in a first status, so as to control the number of power output terminals to output corresponding power sources. The first switch unit controls the number of second switch units to be turned off in response to the control signal being in a second status, so as to direct the power output terminals to not output the corresponding power sources.

Abstract translation: 电源控制电路包括：第一开关单元，包括用于接收控制信号的输入端子和多个第二开关单元。 第二开关单元各自连接在输入电源和电力输出端子之间。 第一开关单元响应于控制信号处于第一状态来控制要接通的第二开关单元的数量，以便控制功率输出端子的数量以输出相应的电源。 第一开关单元响应于控制信号处于第二状态来控制要关闭的第二开关单元的数量，以便引导电力输出端子不输出相应的电源。

公开(公告)号：US07702223B2

公开(公告)日：2010-04-20

申请号：US12036273

申请日：2008-02-24

Applicant: Cheng Qian ,  Ning Wang ,  Yong-Zhao Huang ,  Hua Zou

Inventor： Cheng Qian ,  Ning Wang ,  Yong-Zhao Huang ,  Hua Zou

IPC: H02P7/00

CPC classification number: G06F1/206

Abstract: A circuit for controlling rotation speed of a computer fan includes a fan header for connecting to a 4-pin fan or a 3-pin fan, a jumper device, an amplifier, and a controller. The jumper device has a first pin for receiving a controlling signal, and connected to a first power source, a second pin connected to the fan header, and a third pin connected to the first power source. The amplifier has an input terminal connected to the third pin of the jumper device via an integrator. The controller has a first terminal connected to an output terminal of the amplifier, a second terminal connected to a second power source, and a third terminal connected to the fan header and connected to a positive input terminal of the amplifier via a resistor. The first pin of the jumper device is selectively connected to the second or third pin.

Abstract translation: 用于控制计算机风扇的转速的电路包括用于连接到4针风扇或3针风扇的风扇接头，跳线器件，放大器和控制器。 跳线装置具有用于接收控制信号的第一引脚，并且连接到第一电源，连接到风扇接头的第二引脚和连接到第一电源的第三引脚。 放大器具有通过积分器连接到跳线器件的第三引脚的输入端子。 控制器具有连接到放大器的输出端的第一端子，连接到第二电源的第二端子和连接到风扇插座的第三端子，并且经由电阻器连接到放大器的正输入端子。 跳线器件的第一引脚选择性地连接到第二引脚或第三引脚。

公开(公告)号：US20090175602A1

公开(公告)日：2009-07-09

申请号：US12036273

申请日：2008-02-24

Applicant: Cheng Qian ,  Ning Wang ,  Yong-Zhao Huang ,  Hua Zou

Inventor： Cheng Qian ,  Ning Wang ,  Yong-Zhao Huang ,  Hua Zou

IPC: H02P7/00

CPC classification number: G06F1/206

Abstract: A circuit for controlling rotation speed of a computer fan includes a fan header for connecting to a 4-pin fan or a 3-pin fan, a jumper device, an amplifier, and a controller. The jumper device has a first pin for receiving a controlling signal, and connected to a first power source, a second pin connected to the fan header, and a third pin connected to the first power source. The amplifier has an input terminal connected to the third pin of the jumper device via an integrator. The controller has a first terminal connected to an output terminal of the amplifier, a second terminal connected to a second power source, and a third terminal connected to the fan header and connected to a positive input terminal of the amplifier via a resistor. The first pin of the jumper device is selectively connected to the second or third pin.

Abstract translation: 用于控制计算机风扇的转速的电路包括用于连接到4针风扇或3针风扇的风扇接头，跳线器件，放大器和控制器。 跳线装置具有用于接收控制信号的第一引脚，并且连接到第一电源，连接到风扇接头的第二引脚和连接到第一电源的第三引脚。 放大器具有通过积分器连接到跳线器件的第三引脚的输入端子。 控制器具有连接到放大器的输出端的第一端子，连接到第二电源的第二端子和连接到风扇插座的第三端子，并且经由电阻器连接到放大器的正输入端子。 跳线器件的第一引脚选择性地连接到第二引脚或第三引脚。

公开(公告)号：US20090161472A1

公开(公告)日：2009-06-25

申请号：US12057377

申请日：2008-03-28

Applicant: Ning Wang ,  Cheng Qian ,  Yong-Zhao Huang

Inventor： Ning Wang ,  Cheng Qian ,  Yong-Zhao Huang

IPC: G11C5/14 ,  G05F1/10

CPC classification number: G11C5/147 ,  G11C11/4072 ,  G11C11/4074

Abstract: A memory voltage control circuit includes two slots, a control circuit, a voltage conversion circuit, and a switch circuit. The two slots are able to efficiently process different memory types. The control circuit receives memory identification signals from the two slots. The control circuit administers the output voltage of the voltage conversion circuit according to the memory identification signals. The memory identification signals determine whether the switch circuit is to be turned on or off. This will control whether the output voltage of the voltage conversion circuit will go to the first or the second slot.

Abstract translation: 存储器电压控制电路包括两个时隙，一个控制电路，一个电压转换电路和一个开关电路。 这两个插槽能够有效地处理不同的内存类型。 控制电路从两个时隙接收存储器识别信号。 控制电路根据存储器识别信号来管理电压转换电路的输出电压。 存储器识别信号确定开关电路是打开还是关闭。 这将控制电压转换电路的输出电压是否将进入第一或第二时隙。

公开(公告)号：US07443228B2

公开(公告)日：2008-10-28

申请号：US11560855

申请日：2006-11-17

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: H11C5/14

CPC classification number: H03K19/0016 ,  H03K2217/0036

Abstract: A leakage current prevention circuit for preventing a power source from being affected by leakage current includes a first transistor, and a second transistor. A gate of the first transistor receives a control signal and a source of the first transistor is grounded. A gate of the second transistor is connected to a drain of the first transistor, a drain of the second transistor is electrically connected to the power source, and a source of the second transistor is connected to a pull-up circuit which is connected to a chipset. When the chipset receives a drive signal, the control signal controls status of the first and second transistors so that the power source provides voltage to the pull-up circuit for the drive signal.

Abstract translation: 用于防止电源受到漏电流的影响的漏电流防止电路包括第一晶体管和第二晶体管。 第一晶体管的栅极接收控制信号，并且第一晶体管的源极接地。 第二晶体管的栅极连接到第一晶体管的漏极，第二晶体管的漏极电连接到电源，第二晶体管的源极连接到上拉电路，该上拉电路连接到 芯片组。 当芯片组接收到驱动信号时，控制信号控制第一和第二晶体管的状态，使得电源为驱动信号的上拉电路提供电压。

公开(公告)号：US07358708B2

公开(公告)日：2008-04-15

申请号：US11283287

申请日：2005-11-17

Applicant: Wu Jiang ,  Yong-Zhao Huang ,  Yun Li

Inventor： Wu Jiang ,  Yong-Zhao Huang ,  Yun Li

IPC: G05F1/56

CPC classification number: G05F1/565

Abstract: A linear voltage regulator provides a regulated load voltage to a load. In a preferred embodiment, the linear voltage regulator includes: a regulating circuit for receiving an input voltage and providing an output voltage to a load, the regulating circuit being driven by a driving voltage; and two resistors connected to each other in series receiving the output voltage and providing an adjusting current to the regulating circuit. The linear voltage regulator is capable of providing a greater current to the load, and having a wide range of input voltages.

Abstract translation: 线性稳压器为负载提供稳压负载电压。 在优选实施例中，线性电压调节器包括：调节电路，用于接收输入电压并向负载提供输出电压，调节电路由驱动电压驱动; 并且两个电阻器彼此串联接收输出电压并向调节电路提供调节电流。 线性稳压器能够为负载提供更大的电流，并且具有宽范围的输入电压。