公开(公告)号：US20170099035A1

公开(公告)日：2017-04-06

申请号：US14876524

申请日：2015-10-06

Applicant: QUALCOMM Incorporated

Inventor： Joung Won Park ,  Namsoo Kim

IPC: H03F1/26 ,  H03F3/68 ,  H03F3/19 ,  H03F3/45

CPC classification number: H03F1/26 ,  H03F3/19 ,  H03F3/45071 ,  H03F3/45475 ,  H03F3/68 ,  H03F2200/135 ,  H03F2200/451 ,  H03F2203/45138 ,  H03F2203/45528

Abstract: An apparatus includes a first amplifier having a first feedback resistance and an output configured to be coupled to a first input of a second amplifier having a second feedback resistance. The apparatus includes a third amplifier coupled to an input of the first amplifier and having an output configured to be coupled to a second input of the second amplifier.