公开(公告)号：US09160284B2

公开(公告)日：2015-10-13

申请号：US14225227

申请日：2014-03-25

Applicant: Aviant U.S., Inc.

Inventor： Frank Matsumoto ,  Youming Qin ,  Cuong Nguyen ,  Andres Goytia

IPC: H03G3/10 ,  H03F1/26 ,  H03F3/04 ,  H03F3/19 ,  H03F3/21 ,  H03F1/02 ,  H03F1/32

CPC classification number: H03F3/19 ,  H03F1/0272 ,  H03F1/3247 ,  H03F3/21 ,  H03F2200/15 ,  H03F2200/462

Abstract: Various embodiments described herein provide systems and methods for improved performance for power amplifiers, particularly GaN power amplifiers. According to some embodiments, a power amplifier (e.g., GaN power amplifier) utilizes adaptive predistortion and adaptive closed-loop control of the drain current of the power amplifier to achieve improved power amplifier performance.

Abstract translation: 本文描述的各种实施例提供用于功率放大器，特别是GaN功率放大器的改进性能的系统和方法。 根据一些实施例，功率放大器（例如，GaN功率放大器）利用功率放大器的漏极电流的自适应预失真和自适应闭环控制来实现改进的功率放大器性能。