MULTIPLE RANGE RF AMPLIFIER
    6.
    发明申请
    MULTIPLE RANGE RF AMPLIFIER 有权
    多范围射频放大器

    公开(公告)号:US20160173036A1

    公开(公告)日:2016-06-16

    申请号:US14955969

    申请日:2015-12-01

    Abstract: An amplifier includes at least two amplification stages coupled in parallel. Each amplification stage includes at differential pair of amplifying MOS transistors having gates connected to a first and second input nodes common to amplifying stages, and bulk regions connected to each other but insulated from bulk regions of the amplifying MOS transistors of the other amplification stages. A configuration circuit generates bias voltage for application to the bulk terminals in each amplification stage to set the threshold voltages of the amplifying MOS transistors, and thus configuring the operating range of each amplification stage so that different amplification stages have different operating ranges.

    Abstract translation: 放大器包括并联耦合的至少两个放大级。 每个放大级包括在具有连接到放大级共同的第一和第二输入节点的栅极的差分对放大MOS晶体管和彼此连接但与其它放大级的放大MOS晶体管的体区绝缘的体区域。 配置电路产生用于施加到每个放大级中的批量端子的偏压,以设置放大MOS晶体管的阈值电压,从而构成每个放大级的工作范围,使得不同的放大级具有不同的工作范围。

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