公开(公告)号：US20240187266A1

公开(公告)日：2024-06-06

申请号：US18400303

申请日：2023-12-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Mujie Zou ,  Chenhui Deng ,  Shenghua Niu ,  Chao Gu ,  Weibiao Chen

IPC: H04L12/10

CPC classification number: H04L12/10

Abstract: A power management method includes power sourcing equipment (PSE) supplying power to a plurality of powered devices (PDs), and determining reserved power of the PSE based on a power usage status, where the reserved power is used to continue supplying power to the plurality of PDs when actual available power of the PSE is exhausted, and where the reserved power varies with the power usage status of the PSE.