Filtering-based power supply apparatus, power sourcing equipment, and power supply system

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United States of America Patent

PATENT NO 12032424
APP PUB NO 20220329449A1
SERIAL NO

17850019

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Abstract

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A filtering-based power supply apparatus used in a power sourcing equipment (PSE) includes a power supply control circuit and an adaptive filter circuit. The power supply control circuit includes a power supply channel and a detection module. The power supply channel includes a control switch configured to control on and off of the power supply channel. The detection module is configured to send a detection signal to the power supply channel to detect whether a peer device connected to the power supply channel is a valid powered device. The control switch is turned off in a detection process of the power supply channel. The adaptive filter circuit is configured to filter noise in the detection signal in the detection process of the power supply channel.

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Patent Owner(s)

Patent OwnerAddress
HUAWEI TECHNOLOGIES CO LTDHUAWEI ADMINISTRATION BUILDING BANTIAN LONGGANG DISTRICT SHENZHEN GUANGDONG 518129

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fu, Shiyong Shenzhen, CN 22 40
Li, Zhaojin Nanjing, CN 3 0
Wang, Donghui Nanjing, CN 70 317
Xu, Xiangen Nanjing, CN 5 2
Zhu, Houcun Nanjing, CN 2 0

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