公开(公告)号：US08324855B2

公开(公告)日：2012-12-04

申请号：US13442881

申请日：2012-04-10

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 rotation rate control circuit includes a first terminal, a second terminal, and a third terminal. The detecting circuit detects temperature and outputs a voltage signal. The rotation rate 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。 旋转速率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。 旋转速度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：US08207862B2

公开(公告)日：2012-06-26

申请号：US12545086

申请日：2009-08-21

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G08B21/00 ,  H02H3/24

CPC classification number: G01R19/16523

Abstract: An under-voltage warning circuit includes a Zener diode, a transistor, an annunciator, and a thyristor. When the power source is within a certain range, the annunciator does not work. When the voltage level of the power source V_in is lower than the predetermined value, the annunciator works to denote that the power source is under-voltage.

Abstract translation: 欠压警告电路包括齐纳二极管，晶体管，信号器和晶闸管。 当电源在一定范围内时，报警器不工作。 当电源V_in的电压电平低于预定值时，报警器工作以表示电源是欠电压。

公开(公告)号：US07400188B2

公开(公告)日：2008-07-15

申请号：US11365640

申请日：2006-02-28

Applicant: Yong-Zhao Huang ,  Yun Li

Inventor： Yong-Zhao Huang ,  Yun Li

IPC: G05F1/10 ,  H03L7/00

CPC classification number: G11C5/14

Abstract: A voltage providing circuit includes a protective circuit and a power supply circuit. The protective circuit includes a first transistor. A first control signal is input to a collector of the first transistor, a second control signal is input to a base of the first transistor, an emitter of the first transistor is grounded. The collector of the first transistor is connected to the power supply circuit. The second control signal and the first control signal jointly control the power supply circuit to be turned on or turned off. When the second control signal is at a low level, the first transistor is turned off and the power supply circuit is turned off. When the second control signal is at a high level, the first transistor is turned on and the power supply circuit is turned on. Thus, the providing circuit can prevent the electronic component from being damaged when a computer is restarted.

Abstract translation: 电压提供电路包括保护电路和电源电路。 保护电路包括第一晶体管。 第一控制信号被输入到第一晶体管的集电极，第二控制信号被输入到第一晶体管的基极，第一晶体管的发射极接地。 第一晶体管的集电极连接到电源电路。 第二控制信号和第一控制信号共同控制电源电路被接通或断开。 当第二控制信号为低电平时，第一晶体管截止，电源电路断开。 当第二控制信号为高电平时，第一晶体管导通，电源电路接通。 因此，当计算机重启时，提供电路可以防止电子部件损坏。

公开(公告)号：US20060132199A1

公开(公告)日：2006-06-22

申请号：US11300760

申请日：2005-12-15

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

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

IPC: H03B1/00

CPC classification number: H03K17/162 ,  Y10T307/62 ,  Y10T307/696 ,  Y10T307/724

Abstract: A supply voltage switching circuit for a computer includes a chipset, a first transistor, a second transistor, and a third transistor. The chipset includes a first MOSFET and a second MOSFET. A 5V system voltage and a 5V standby voltage are respectively inputted to sources of the first MOSFET and the second MOSFET. Gates of the first MOSFET and the second MOSFET are respectively coupled to collectors of the second transistor and the third transistor. A base of the first transistor is coupled to a terminal for receiving a control signal from the computer. The 5V standby voltage is inputted to a collector of the first transistor. Bases of the second transistor and the third transistor are coupled to the collector of the first transistor. A 12V system voltage and the 5V standby voltage are respectively inputted to collectors of the second transistor and the third transistor.

Abstract translation: 用于计算机的电源电压切换电路包括芯片组，第一晶体管，第二晶体管和第三晶体管。 该芯片组包括第一MOSFET和第二MOSFET。 5V系统电压和5V待机电压分别输入到第一MOSFET和第二MOSFET的源极。 第一MOSFET和第二MOSFET的栅极分别耦合到第二晶体管和第三晶体管的集电极。 第一晶体管的基极耦合到用于从计算机接收控制信号的端子。 5V待机电压被输入到第一晶体管的集电极。 第二晶体管和第三晶体管的基极耦合到第一晶体管的集电极。 12V系统电压和5V待机电压分别输入到第二晶体管和第三晶体管的集电极。

公开(公告)号：US08624575B2

公开(公告)日：2014-01-07

申请号：US12980380

申请日：2010-12-29

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G05F3/22

CPC classification number: G05F1/56

Abstract: A voltage stabilizing circuit including an input port, an output port, a transistor, a diode, a three-terminal voltage regulating reference source, a first resistor, and a second resistor. The transistor has a collector terminal and an emitter terminal connected to the input port and the output port, respectively. The diode has an anode connected to the input port and a base terminal of the transistor. The three-terminal voltage regulating reference source has an anode connected to ground, a cathode connected to the input port and a cathode of the diode, and a reference terminal The first resistor is connected between the cathode of the diode and the reference terminal of the three-terminal voltage regulating reference source. The second resistor is connected between ground and the reference terminal of the three-terminal voltage regulating reference source.

Abstract translation: 一种稳压电路，包括输入端口，输出端口，晶体管，二极管，三端电压调节基准源，第一电阻器和第二电阻器。 晶体管具有分别连接到输入端口和输出端口的集电极端子和发射极端子。 二极管具有连接到晶体管的输入端口和基极的阳极。 三端电压调节参考源具有连接到地的阳极，连接到输入端口的阴极和二极管的阴极以及参考端子。第一电阻器连接在二极管的阴极和二极管的参考端子之间 三端电压调节参考源。 第二个电阻连接在地与三端电压调节基准源的基准端之间。

公开(公告)号：US08247991B2

公开(公告)日：2012-08-21

申请号：US12701710

申请日：2010-02-08

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: H05B37/02

CPC classification number: H05B37/0281 ,  Y02B20/42

Abstract: The lighting delay circuit can keep a light being on for a predetermined time then turn off the light. The circuit comprises a thermistor to sense temperature around the light when the light is on, an electronic switch controlled by the thermistor, and a relay controlled by the electronic switch to turn off the light when the electronic switch is turned on.

Abstract translation: 照明延迟电路可以保持预定时间的光照亮，然后熄灭光。 该电路包括一个热敏电阻器，用于感测光线处于光周围的温度，由热敏电阻控制的电子开关，以及由电子开关控制的继电器，以在电子开关导通时关闭光线。

公开(公告)号：US20100332907A1

公开(公告)日：2010-12-30

申请号：US12630967

申请日：2009-12-04

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G06F11/28

CPC classification number: G06F11/263

Abstract: A system and method for testing different computer types sets test parameters of each computer type of the computers, and sends a test command to each computer to control each computer to test each test signal of the computer. The system and method further receives test result data collected by the computer, and compares the test result data with preset standard test result to determine if the test result data is acceptable.

Abstract translation: 用于测试不同计算机类型的系统和方法设置计算机的每种计算机类型的测试参数，并且向每台计算机发送测试命令以控制每台计算机来测试计算机的每个测试信号。 系统和方法还接收计算机收集的测试结果数据，并将测试结果数据与预设的标准测试结果进行比较，以确定测试结果数据是否可以接受。

公开(公告)号：US07787229B2

公开(公告)日：2010-08-31

申请号：US12043960

申请日：2008-03-07

Applicant: Hu-Fei Deng ,  Ning Wang ,  Yong-Zhao Huang

Inventor： Hu-Fei Deng ,  Ning Wang ,  Yong-Zhao Huang

IPC: H02H5/04 ,  G01K5/04

CPC classification number: G06F1/206

Abstract: A CPU power control circuit includes a temperature detection circuit, a power supply circuit and a discharge circuit. The power supply circuit is connected to the temperature detection circuit, a CPU and the discharge circuit. The discharge circuit is connected to the temperature detection circuit and the CPU. The temperature detection circuit is connected to the CPU for detecting the temperature of the CPU. When the temperature of the CPU exceeds a predetermined range, the temperature detection circuit outputs a high temperature signal. The power supply circuit receives the high temperature signal, and stops working. The discharge circuit receives the high temperature signal, and discharges the power supply circuit so as to stop supplying power to the CPU.

Abstract translation: CPU电源控制电路包括温度检测电路，电源电路和放电电路。 电源电路连接到温度检测电路，CPU和放电电路。 放电电路连接到温度检测电路和CPU。 温度检测电路连接到CPU，用于检测CPU的温度。 当CPU的温度超过预定范围时，温度检测电路输出高温信号。 电源电路接收高温信号，停止工作。 放电电路接收高温信号，放电电源电路，停止向CPU供电。

公开(公告)号：US07375581B2

公开(公告)日：2008-05-20

申请号：US11309402

申请日：2006-08-04

Applicant: Yong-Zhao Huang

Inventor： Yong-Zhao Huang

IPC: G05F1/10

CPC classification number: H03K17/223 ,  G11C5/14 ,  G11C11/4074

Abstract: A voltage generating circuit for providing a voltage signal to a memory in a computer is provided. The voltage generating circuit includes a voltage selecting circuit and a control circuit. The control circuit, responsive to a first and a second voltage control signal, controls the voltage selecting circuit to gate a first voltage input or a second voltage input into a terminal of a regulating transistor. Another terminal of the regulating transistor outputs the voltage signal to the memory.

Abstract translation: 提供了一种用于向计算机中的存储器提供电压信号的电压产生电路。 电压产生电路包括电压选择电路和控制电路。 控制电路响应于第一和第二电压控制信号，控制电压选择电路将第一电压输入或输入到调节晶体管的端子的第二电压输入栅极。 调节晶体管的另一个端子将电压信号输出到存储器。

公开(公告)号：US07286005B2

公开(公告)日：2007-10-23

申请号：US11300760

申请日：2005-12-15

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

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

IPC: H02M1/10

CPC classification number: H03K17/162 ,  Y10T307/62 ,  Y10T307/696 ,  Y10T307/724

Abstract: A supply voltage switching circuit for a computer includes a chipset, a first transistor, a second transistor, and a third transistor. The chipset includes a first MOSFET and a second MOSFET. A 5V system voltage and a 5V standby voltage are respectively inputted to sources of the first MOSFET and the second MOSFET. Gates of the first MOSFET and the second MOSFET are respectively coupled to collectors of the second transistor and the third transistor. A base of the first transistor is coupled to a terminal for receiving a control signal from the computer. The 5V standby voltage is inputted to a collector of the first transistor. Bases of the second transistor and the third transistor are coupled to the collector of the first transistor. A 12V system voltage and the 5V standby voltage are respectively inputted to collectors of the second transistor and the third transistor.

Abstract translation: 用于计算机的电源电压切换电路包括芯片组，第一晶体管，第二晶体管和第三晶体管。 该芯片组包括第一MOSFET和第二MOSFET。 5V系统电压和5V待机电压分别输入到第一MOSFET和第二MOSFET的源极。 第一MOSFET和第二MOSFET的栅极分别耦合到第二晶体管和第三晶体管的集电极。 第一晶体管的基极耦合到用于从计算机接收控制信号的端子。 5V待机电压被输入到第一晶体管的集电极。 第二晶体管和第三晶体管的基极耦合到第一晶体管的集电极。 12V系统电压和5V待机电压分别输入到第二晶体管和第三晶体管的集电极。