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    • 8. 发明申请
    • PERFORMANCE INVERSION DETECTION CIRCUIT AND A DESIGN STRUCTURE FOR THE SAME
    • 性能反相检测电路及其设计结构
    • US20090179670A1
    • 2009-07-16
    • US12014430
    • 2008-01-15
    • Albert M. ChuJohn A. FifieldDaryl M. SeitzerHongfei Wu
    • Albert M. ChuJohn A. FifieldDaryl M. SeitzerHongfei Wu
    • H03F3/45
    • H03F3/45475H03F2200/447H03F2203/45586H03F2203/45618H03F2203/45622
    • A circuit containing a parallel connection of a first sub-circuit and a second sub-circuit is provided. The first sub-circuit comprises a serial connection of a first field effect transistor having a first threshold voltage and a first voltage dividing device. The second sub-circuit comprises a serial connection of a second field effect transistor having a second threshold voltage, which is different from the first threshold voltage, and a second voltage dividing device. The voltage between the first field effect transistor and the first voltage dividing device is compared with the voltage between the second field effect transistor and the second voltage dividing device so that a signal may be generated at a temperature at which the ratio of a performance parameter such as on-current between the first and second field effect transistors crosses over a predefined value. The signal may be advantageously employed to actively control circuit characteristics.
    • 提供了包含第一子电路和第二子电路的并联连接的电路。 第一子电路包括具有第一阈值电压的第一场效应晶体管和第一分压装置的串联连接。 第二子电路包括具有与第一阈值电压不同的第二阈值电压的第二场效应晶体管的串联连接和第二分压装置。 将第一场效应晶体管和第一分压装置之间的电压与第二场效应晶体管和第二分压装置之间的电压进行比较,使得可以在这样的温度下产生信号, 因为第一和第二场效应晶体管之间的导通电流跨越预定值。 可以有利地使用该信号来主动地控制电路特性。
    • 9. 发明授权
    • Current leakage in RC ESD clamps
    • RC ESD钳位电流泄漏
    • US08643987B2
    • 2014-02-04
    • US13464131
    • 2012-05-04
    • Albert M. ChuJoseph A. IadanzaMujahid MuhammadDaryl M. SeitzerRohit ShettyJane S. Tu
    • Albert M. ChuJoseph A. IadanzaMujahid MuhammadDaryl M. SeitzerRohit ShettyJane S. Tu
    • H02H9/00H02H3/20H02H9/04H02H3/22
    • H02H9/046
    • Aspects of the invention provide an electrostatic discharge (ESD) protection device for eliminating current leakage, and a related method. In one embodiment, an ESD protection device includes: a resistor-capacitor (RC) circuit for receiving a power supply voltage; an ESD clamp including a plurality of n-type field-effect transistors (nFETs) for protecting the IC during an ESD event; a trigger circuit for receiving an output of the RC circuit and generating a trigger pulse to turn on the ESD clamp during the ESD event; and an nFET bias selection circuit connected to the trigger circuit, the nFET bias selection circuit for selecting one of: a low voltage supply or a negative bias voltage supply for the trigger circuit, such that the trigger circuit generates a trigger pulse, in response to selecting the negative bias voltage supply, to turn off the ESD clamp during normal operation.
    • 本发明提供一种用于消除电流泄漏的静电放电(ESD)保护装置及相关方法。 在一个实施例中,ESD保护装置包括:用于接收电源电压的电阻器 - 电容器(RC)电路; 包括用于在ESD事件期间保护IC的多个n型场效应晶体管(nFET)的ESD钳位; 触发电路,用于接收RC电路的输出并产生触发脉冲以在ESD事件期间导通ESD钳位; 以及连接到触发电路的nFET偏置选择电路,nFET偏置选择电路,用于选择触发电路的低电压电源或负偏置电压源,使得触发电路响应于触发电路产生触发脉冲 选择负偏压电源,在正常工作期间关闭ESD钳位。
    • 10. 发明申请
    • CURRENT LEAKAGE IN RC ESD CLAMPS
    • RC ESD CLAMP中的电流泄漏
    • US20130293991A1
    • 2013-11-07
    • US13464131
    • 2012-05-04
    • Albert M. ChuJoseph A. IadanzaMujahid MuhammadDaryl M. SeitzerRohit ShettyJane S. Tu
    • Albert M. ChuJoseph A. IadanzaMujahid MuhammadDaryl M. SeitzerRohit ShettyJane S. Tu
    • H02H9/04H01L27/06
    • H02H9/046
    • Aspects of the invention provide an electrostatic discharge (ESD) protection device for eliminating current leakage, and a related method. In one embodiment, an ESD protection device includes: a resistor-capacitor (RC) circuit for receiving a power supply voltage; an ESD clamp including a plurality of n-type field-effect transistors (nFETs) for protecting the IC during an ESD event; a trigger circuit for receiving an output of the RC circuit and generating a trigger pulse to turn on the ESD clamp during the ESD event; and an nFET bias selection circuit connected to the trigger circuit, the nFET bias selection circuit for selecting one of: a low voltage supply or a negative bias voltage supply for the trigger circuit, such that the trigger circuit generates a trigger pulse, in response to selecting the negative bias voltage supply, to turn off the ESD clamp during normal operation.
    • 本发明提供一种用于消除电流泄漏的静电放电(ESD)保护装置及相关方法。 在一个实施例中,ESD保护装置包括:用于接收电源电压的电阻器 - 电容器(RC)电路; 包括用于在ESD事件期间保护IC的多个n型场效应晶体管(nFET)的ESD钳位; 触发电路,用于接收RC电路的输出并产生触发脉冲以在ESD事件期间导通ESD钳位; 以及连接到触发电路的nFET偏置选择电路,nFET偏置选择电路,用于选择触发电路的低电压电源或负偏置电压源,使得触发电路响应于触发电路产生触发脉冲 选择负偏压电源,在正常工作期间关闭ESD钳位。