专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US07715266B2 Memory detecting circuit 失效
标题翻译：存储器检测电路
公开(公告)号：US07715266B2
公开(公告)日：2010-05-11
申请号：US12202335
申请日：2008-09-01
申请人： Bing-Jian Li , Ning Wang , Yong-Xing You
发明人： Bing-Jian Li , Ning Wang , Yong-Xing You
IPC分类号： G11C7/00
CPC分类号： G11C5/04 , G11C5/143
摘要： A memory detecting circuit includes five switch elements and two indication devices. A first switch element is connected to a standby power, and also connected to memory sockets of a first channel to receive a first memory detecting signal. A second switch element is connected to the first switch element and the standby power. A third switch element is connected to the second switch element and the standby power, and also connected to memory sockets of a second channel to receive a second memory detecting signal. A fourth switch element is connected to the third switch element and the standby power. A fifth switch element is connected to the fourth switch element and the standby power. When there are memories installed into the memory sockets of the first channel and the second channel, the second indication device indicates that the memories run in a dual channel mode.
摘要翻译：存储器检测电路包括五个开关元件和两个指示装置。第一开关元件连接到备用电源，并且还连接到第一通道的存储器插槽以接收第一存储器检测信号。第二开关元件连接到第一开关元件和待机电源。第三开关元件连接到第二开关元件和备用电源，并且还连接到第二通道的存储器插槽以接收第二存储器检测信号。第四开关元件连接到第三开关元件和待机电源。第五开关元件连接到第四开关元件和待机电源。当存储器安装在第一通道和第二通道的存储器插槽中时，第二指示装置指示存储器以双通道模式运行。

2. 发明授权

US07683686B2 Power-on circuit for computer 失效
标题翻译：电脑上电电路
公开(公告)号：US07683686B2
公开(公告)日：2010-03-23
申请号：US12189103
申请日：2008-08-08
申请人： Ning Wang , Yong-Xing You
发明人： Ning Wang , Yong-Xing You
IPC分类号： G06F1/00
CPC分类号： G06F1/20 , G06F1/26
摘要： A power-on circuit of a computer includes a heat sink, an SIO chip, a connector, a first electric switch, a second electric switch, and a third electric switch. When the heat sink is installed properly, the heat sink is grounded, and the first electric switch is turned off. After a power-on button is pressed down, a power supply on pin of the SIO chip sends a low level signal to turn off the second electric switch, the third electric switch is turned on, a power supply on pin of the connector is at a low level, and the computer is powered on. When the heat sink is installed improperly, the heat sink is not grounded, the first electric switch is turned on, the third electric switch is turned off, the power supply on pin of the connector is at a high level, and the computer cannot be powered on.
摘要翻译：计算机的通电电路包括散热器，SIO芯片，连接器，第一电开关，第二电开关和第三电开关。当散热器安装正确时，散热器接地，第一个电开关关闭。按下电源按钮后，SIO芯片的引脚电源发送低电平信号关闭第二个电开关，第三个电气开关打开，连接器引脚上的电源处于电平低，电脑开机。当散热器安装不正确时，散热器不接地，第一个电开关打开，第三个电开关关闭，连接器引脚电源处于高电平，电脑不能打开电源

3. 发明授权

US07928776B2 Voltage detection device 失效
标题翻译：电压检测装置
公开(公告)号：US07928776B2
公开(公告)日：2011-04-19
申请号：US12195447
申请日：2008-08-21
申请人： Ning Wang , Cheng Qian , Yong-Xing You
发明人： Ning Wang , Cheng Qian , Yong-Xing You
IPC分类号： H03K17/22
CPC分类号： G06F1/26
摘要： An voltage detection device includes a comparator circuit comprising a first input terminal connected to a system power supply, a second input terminal connected to a standby power supply, an output terminal capable of outputting a control voltage according to comparison result; an indicator circuit; and a switch circuit connected between the standby power supply and the indicator circuit, comprising a control terminal to receive the control voltage from the comparator circuit thereby to control the standby power supply supplied to the indicator circuit or not; a power state terminal of the computer connected to a node between the standby power supply and the indicator circuit, wherein the power state terminal is at a low level when the computer is turned off. The voltage detection device can ensure that all the power supplies provide power to the computer components normally.
摘要翻译：电压检测装置包括：比较电路，包括连接到系统电源的第一输入端子，连接到备用电源的第二输入端子，能够根据比较结果输出控制电压的输出端子; 指示电路; 以及连接在备用电源和指示器电路之间的开关电路，包括控制端子，用于从比较器电路接收控制电压，从而控制提供给指示器电路的备用电源; 连接到备用电源和指示器电路之间的节点的计算机的电源状态终端，其中当计算机关闭时，电源状态终端处于低电平。电压检测装置可以确保所有电源正常地为计算机组件供电。

4. 发明授权

US07598690B2 Start-up circuit for DC fan 失效
标题翻译：直流风扇启动电路
公开(公告)号：US07598690B2
公开(公告)日：2009-10-06
申请号：US11247343
申请日：2005-10-11
申请人： Xing-Jun Yang , Feng-Long He , Yong-Xing You
发明人： Xing-Jun Yang , Feng-Long He , Yong-Xing You
IPC分类号： H02P25/08
CPC分类号： H02P7/288 , H02P1/18
摘要： A start-up circuit which decreases a start-up current and stabilizes running of a DC fan. The start-up circuit includes a digital-analog converter for convert a digital control signal from a control chip to an analog control signal, a voltage sampling device connected to an output terminal of the digital-analog converter, a comparator, a switching device for controlling start-up of the DC fan, and a feedback device adjusting current passing through the switching device. The comparator includes two input terminals and an output terminal. One input terminal is connected to an output terminal of the voltage sampling device. The switching device is connected to the output terminal of the comparator. An output signal of the switching device is inputted to the other input terminal of the comparator via the feedback device.
摘要翻译：一种降低启动电流并稳定直流风扇运行的启动电路。启动电路包括用于将来自控制芯片的数字控制信号转换为模拟控制信号的数模转换器，连接到数模转换器的输出端的电压采样装置，比较器，用于控制DC风扇的启动，以及调整通过开关装置的电流的反馈装置。比较器包括两个输入端子和一个输出端子。一个输入端子连接到电压采样装置的输出端子。开关器件连接到比较器的输出端。开关装置的输出信号通过反馈装置输入到比较器的另一个输入端。

5. 发明申请

US20060145634A1 Driving circuit for LCD backlight lamps 失效
标题翻译： LCD背光灯驱动电路
公开(公告)号：US20060145634A1
公开(公告)日：2006-07-06
申请号：US11321474
申请日：2005-12-29
申请人： Yong-Xing You , Hua Xiao , Jian-Hui Lu
发明人： Yong-Xing You , Hua Xiao , Jian-Hui Lu
IPC分类号： H05B37/02 , H05B41/36
CPC分类号： H05B41/2855 , Y02B20/186
摘要： An LCD backlight driving circuit is provided for providing protection to LCD backlight lamps. In a preferred embodiment, the driving circuit for LCD backlight lamps comprises: a PWM controller sending control signals; two transistors receiving the control signals and sending two low-voltage pulse signals; an inverter converting the two low-voltage pulse signals to a high-voltage AC (Alternating Current) power; two lamps; two overvoltage protection circuits connected to the two lamps respectively; a voltage feedback module connected to the two lamps, a current feedback module connected to one of the two lamps; and a double-bridge circuit connected between the two lamps, and connected to the current feedback module for controlling the PWM controller to turn-on or turn-off. The driving circuit is capable of providing defective connection protection and open-circuit protection to LCD backlight lamps, and proportionately adjusting current flowing through the lamps.
摘要翻译：提供LCD背光驱动电路，为LCD背光灯提供保护。在优选实施例中，LCD背光灯的驱动电路包括：发送控制信号的PWM控制器; 两个晶体管接收控制信号并发送两个低电压脉冲信号; 将两个低压脉冲信号转换成高压AC（交流）功率的逆变器; 两盏灯两个过电压保护电路分别连接到两个灯; 连接到两个灯的电压反馈模块，连接到两个灯之一的电流反馈模块; 和连接在两个灯之间的双桥电路，并连接到电流反馈模块，用于控制PWM控制器的导通或关断。驱动电路能够为LCD背光灯提供有缺陷的连接保护和开路保护，并且成比例地调整流过灯的电流。

6. 发明授权

US07796048B2 Polyphase source detecting circuit 失效
标题翻译：多相源检测电路
公开(公告)号：US07796048B2
公开(公告)日：2010-09-14
申请号：US11957498
申请日：2007-12-17
申请人： Jin-Liang Xiong , Yong-Xing You
发明人： Jin-Liang Xiong , Yong-Xing You
IPC分类号： G08B21/00 , G08B23/00 , H02H3/08 , G01R31/14 , G06F1/00
CPC分类号： G01R31/42
摘要： A polyphase source detecting circuit configured for detecting a polyphase source having at least two phase sources includes at least two sampling circuit 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 second LED. The anodes of the first and second LEDs are connected to a power supply. The cathode of the first LED is connected to the gate of the first transistor and connected to ground via the control switches of the sampling circuits in turn. The cathode of the second LED is connected to the drain of the first transistor. The source of the first transistor grounded.
摘要翻译：被配置为检测具有至少两个相位源的多相源的多相源检测电路包括至少两个采样电路和报警电路。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和第二LED。第一和第二LED的阳极连接到电源。第一LED的阴极连接到第一晶体管的栅极，并依次通过采样电路的控制开关连接到地。第二LED的阴极连接到第一晶体管的漏极。第一个晶体管的源极接地。

7. 发明申请

US20070090964A1 INDICATING CIRCUIT FOR COMPUTER 审中-公开
标题翻译：指示电脑的电路
公开(公告)号：US20070090964A1
公开(公告)日：2007-04-26
申请号：US11309113
申请日：2006-06-23
申请人： Yong-Xing You , Ke-You Hu , Xiang Cao
发明人： Yong-Xing You , Ke-You Hu , Xiang Cao
IPC分类号： G09F9/33 , G08B21/00 , G08B5/22
CPC分类号： G08B5/36 , G06F11/325
摘要： In one preferred embodiment, an indicating circuit for a computer includes a microcontroller receiving a plurality of signals from the computer, and transforming the signals into a plurality of control signals; and an indicator having at least two light-emitting diodes (LEDs), and controlled by the control signals, wherein the at least two LEDs have different colors. The at least two LEDs emit lights of various colors according to the various usage states of hard disk, or power states of the computer. So it is easy for users to see the states of the computer.
摘要翻译：在一个优选实施例中，用于计算机的指示电路包括微处理器，从计算机接收多个信号，并将信号变换为多个控制信号; 以及具有至少两个发光二极管（LED）并由所述控制信号控制的指示器，其中所述至少两个LED具有不同的颜色。至少两个LED根据硬盘的各种使用状态或计算机的电源状态发光各种颜色的光。所以用户很容易看到电脑的状态。

8. 发明申请

US20060294444A1 Apparatus and method for testing PS/2 interface 失效
公开(公告)号：US20060294444A1
公开(公告)日：2006-12-28
申请号：US11474755
申请日：2006-06-26
申请人： Yong-Xing You , Feng-Long He , Yan-Feng Luo , Qian-Sheng Liu
发明人： Yong-Xing You , Feng-Long He , Yan-Feng Luo , Qian-Sheng Liu
IPC分类号： G01R31/28
CPC分类号： G01R31/319
摘要： An apparatus for automatic testing of a PS/2 interface includes a micro controller unit, a PS/2 port, and a plurality of LEDs. The micro controller unit is coupled with both a data pin and a clock pin of the PS/2 interface. The LEDs coupled to the micro controller unit simulate functions of a keyboard. A related method for testing the PS/2 interface is also provided.

9. 发明申请

US20060277443A1 Method and system for acquiring definitions of debug code of a basic input/output system 审中-公开
标题翻译：用于获取基本输入/输出系统的调试代码定义的方法和系统
公开(公告)号：US20060277443A1
公开(公告)日：2006-12-07
申请号：US11411161
申请日：2006-04-25
申请人： Yong-Xing You , Feng-Long He , Xiang Cao
发明人： Yong-Xing You , Feng-Long He , Xiang Cao
IPC分类号： G06F11/00
CPC分类号： G06F11/327
摘要： A method for displaying debug codes of a BIOS includes the steps of: initializing a host electronic system and sending out a debug code corresponding to the initialization of the host electronic system to a debug card; displaying the debug code on an LED-display screen of the debug card; transmitting the debug code displayed on the LED-display screen to an application software; choosing the BIOS file corresponding to the debug code displayed, then acquiring and displaying the information via the application software. A system implementing this method includes a host electronic system with a BIOS for sending out a debug code during the initialization; a debug card connected electrically to the host electronic system for receiving and displaying the debug code sent out by the host electronic system; an application software for acquiring and displaying the information corresponding the debug code displayed on the debug card.
摘要翻译：用于显示BIOS的调试代码的方法包括以下步骤：初始化主机电子系统并将与主机电子系统的初始化相对应的调试代码发送到调试卡; 在调试卡的LED显示屏上显示调试代码; 将显示在LED显示屏上的调试代码发送到应用软件; 选择与显示的调试代码相对应的BIOS文件，然后通过应用软件获取和显示信息。实现该方法的系统包括具有用于在初始化期间发送调试代码的BIOS的主机电子系统; 一个与主机电子系统电连接的调试卡，用于接收和显示主机电子系统发出的调试码; 用于获取和显示与调试卡上显示的调试代码相对应的信息的应用软件。

10. 发明申请

US20060255779A1 LINEAR VOLTAGE REGULATOR 审中-公开
标题翻译：线性稳压器
公开(公告)号：US20060255779A1
公开(公告)日：2006-11-16
申请号：US11306624
申请日：2006-01-04
申请人： Yong-Zhao Huang , Wu Jiang , Yong-Xing You
发明人： Yong-Zhao Huang , Wu Jiang , Yong-Xing You
IPC分类号： G05F1/00
CPC分类号： G05F1/565
摘要： A linear voltage regulator includes an error amplifier receiving an operational voltage and provided a control signal, a pass device controlled by the control signal and providing a load voltage from a power supply, and a leakage circuit controlled by the control signal and consuming a drive-back current. Since the linear voltage regulator includes the leakage circuit, a drive-back current created can be grounded via the switch transistor of the leakage circuit. Thereby an impedance calibration of termination transistors will be normal, and a life span of electronic components will be protected.
摘要翻译：线性稳压器包括接收操作电压并提供控制信号的误差放大器，由控制信号控制的通过装置以及从电源提供负载电压，以及由控制信号控制的泄漏电路，回流由于线性稳压器包括泄漏电路，所以产生的驱动电流可以通过泄漏电路的开关晶体管接地。因此，终端晶体管的阻抗校准将是正常的，并且电子元件的寿命将得到保护。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式