Womble Bond Dickinson (US) LLP
Power sourcing equipment and energy saving method for power over ethernet
Power sourcing equipment (PSE) and an energy saving method for Power over Ethernet are provided. The PSE includes: a low-power detection component, configured to: detect a power supply port when being connected to the power supply port; and send a first instruction when the power supply port is connected to a valid powered device PD, to instruct a control switch to connect a PSE chip and the power supply port and disconnect the low-power detection component from the power supply port, and instruct a power switch to connect the PSE chip and a power supply; the control switch, configured to: according to the first instruction, connect the PSE chip and the power supply port, and disconnect the low-power detection component from the power supply port; and the power switch, configured to connect the PSE chip to the power supply port according to the first instruction.
HUAWEI TECHNOLOGIES CO., LTD.
G H G
G06F H04L G06F
inventional inventional inventional
Yan Chao Hua Qi Rui Shiyong
Zhuang Gu Chen Dong Hua Fu