公开(公告)号：US09490723B2

公开(公告)日：2016-11-08

申请号：US13674001

申请日：2012-11-10

Applicant: Quanta Computer Inc.

Inventor： Tai-Hsin Chu ,  Yu-An Huang ,  Wei-Ting Lu ,  Tsung-Lin Chan ,  Hsin-Wei Chen ,  Chih-Kuo Hung ,  Zih-Chiang Wang ,  Hung-Chang Tsai

IPC: H02M7/02 ,  H02J5/00 ,  H02J7/00

CPC classification number: H02M7/02 ,  H02J5/00 ,  H02J7/0068 ,  H02J7/02 ,  Y10T307/826

Abstract: A power adaptor system and method is provided. The adaptor system includes a system side and a power adaptor. The power adaptor method includes steps of: transforming an AC voltage to a DC voltage; the power adaptor generating a periodic signal and outputting a combined signal according to the DC voltage and the periodic signal; the system side retrieving a determination signal corresponding to the periodic signal according to the combined signal; and the system side selecting an operating mode according to the determination signal.

Abstract translation: 提供电源适配器系统和方法。 适配器系统包括系统侧和电源适配器。 电源适配器方法包括以下步骤：将AC电压变换为DC电压; 所述电源适配器产生周期性信号并根据所述DC电压和周期信号输出组合信号; 系统侧根据组合信号检索对应于周期信号的确定信号; 并且系统侧根据确定信号选择操作模式。