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    • 4. 发明申请
    • ESD PROTECTION CIRCUITS
    • ESD保护电路
    • WO2007035777A3
    • 2009-05-07
    • PCT/US2006036552
    • 2006-09-19
    • UNIV CALIFORNIAMA YINTATLI GUANN-PYNG
    • MA YINTATLI GUANN-PYNG
    • H01G2/12
    • H01L27/0255H03F1/22H03F1/52H03F3/605H03F2200/444H03F2200/451H03F2200/93
    • Improved protection circuits are provided for use as voltage overload protection circuits, ESD protection circuits for RF input pins, and unit protection cells for distributed amplifiers. Preferably, the protection circuits include a positive threshold voltage trigger used to trigger a switch wherein the trigger includes a diode string in series with a resistor and the switch includes a bipolar transistor switch in series with a single reverse diode. Alternatively, the trigger includes a diode string in series with a single diode and a single resistor, and is used to trigger a Darlington pair transistor switch in series with a single reverse diode. In another embodiment, a Darlington pair transistor switch is triggered by a capacitor. In use with distributive amplifiers, the ESD protection circuits are preferably absorbed inside the artificial transmission lines of the distributed amplifier.
    • 提供改进的保护电路用作电压过载保护电路,RF输入引脚的ESD保护电路和用于分布式放大器的单元保护单元。 优选地,保护电路包括用于触发开关的正阈值电压触发器,其中触发器包括与电阻器串联的二极管串,并且开关包括与单个反向二极管串联的双极晶体管开关。 或者,触发器包括与单个二极管和单个电阻器串联的二极管串,并且用于与单个反向二极管串联触发达林顿对晶体管开关。 在另一个实施例中,达林顿对晶体管开关由电容器触发。 与分布放大器一起使用时,ESD保护电路优选地被吸收在分布式放大器的人造传输线内部。
    • 9. 发明申请
    • ESD PROTECTION CIRCUITS
    • ESD保护电路
    • WO2007035777A2
    • 2007-03-29
    • PCT/US2006/036552
    • 2006-09-19
    • THE REGENTS OF THE UNIVERSITY OF CALIFORNIAMA, YintatLI, Guann-Pyng
    • MA, YintatLI, Guann-Pyng
    • H02H9/00
    • H01L27/0255H03F1/22H03F1/52H03F3/605H03F2200/444H03F2200/451H03F2200/93
    • Improved protection circuits are provided for use as voltage overload protection circuits, ESD protection circuits for RF input pins, and unit protection cells for distributed amplifiers. Preferably, the protection circuits include a positive threshold voltage trigger used to trigger a switch wherein the trigger includes a diode string in series with a resistor and the switch includes a bipolar transistor switch in series with a single reverse diode. Alternatively, the trigger includes a diode string in series with a single diode and a single resistor, and is used to trigger a Darlington pair transistor switch in series with a single reverse diode. In another embodiment, a Darlington pair transistor switch is triggered by a capacitor. In use with distributive amplifiers, the ESD protection circuits are preferably absorbed inside the artificial transmission lines of the distributed amplifier.
    • 提供改进的保护电路用作电压过载保护电路,RF输入引脚的ESD保护电路和用于分布式放大器的单元保护单元。 优选地,保护电路包括用于触发开关的正阈值电压触发器,其中触发器包括与电阻器串联的二极管串,并且开关包括与单个反向二极管串联的双极晶体管开关。 或者,触发器包括与单个二极管和单个电阻器串联的二极管串,并且用于与单个反向二极管串联触发达林顿对晶体管开关。 在另一个实施例中,达林顿对晶体管开关由电容器触发。 在分配放大器的使用中,ESD保护电路优选地被吸收在分布式放大器的人造传输线内部。