US Patent Application 18343725. Power over Ethernet (PoE) Power Supplying Method and Apparatus simplified abstract

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Power over Ethernet (PoE) Power Supplying Method and Apparatus

Organization Name

HUAWEI TECHNOLOGIES CO., LTD.


Inventor(s)

Yan Zhuang of Nanjing (CN)


Shiyong Fu of Shenzhen (CN)


Hua Chen of Nanjing (CN)


Xiuju Liang of Nanjing (CN)


Jincan Cao of Nanjing (CN)


Rui Hua of Shenzhen (CN)


Power over Ethernet (PoE) Power Supplying Method and Apparatus - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18343725 Titled 'Power over Ethernet (PoE) Power Supplying Method and Apparatus'

Simplified Explanation

The abstract describes a method called power over Ethernet (PoE) where a power sourcing equipment (PSE) and a powered device exchange data units called LLDPDUs. These LLDPDUs contain two power values, each representing the requested or allocated power for different sets of cable pairs in the Ethernet connection between the PSE and the powered device. This means that the supplied powers to the powered device on different cable pairs are separate and not dependent on each other.


Original Abstract Submitted

A power over Ethernet (PoE) power supplying method where power sourcing equipment (PSE) and a powered device exchange link layer discovery protocol data units (LLDPDUs). Each of the LLDPDUs includes two power values. Each of the power values indicates requested or allocated power for one of two sets of cable pairs of the Ethernet twisted pair connecting the PSE and the powered device. Accordingly, the supplied powers to the powered device at sets of cable pairs are independent from each other.