Network communication system and a power feeding apparatus...

Details Network communication system and a power feeding apparatus... Network communication system and a power feeding apparatus...

2007-08-30

2010-11-23

Chen, Tse (Department: 2116)

Electrical computers and digital processing systems: support

Computer power control

C713S340000

Reexamination Certificate

active

07840822

ABSTRACT:
To make such an ordinary hub as works on the power fed through a power adapter connected to a commercial power supply be capable of maintaining its hub-function without interruption even when a commercial power supply failure occurs. The ordinary hub is connected to a line securement power supply unit8that is power-fed from a POE-compliant power-feeding hub3through a communication cable5c, wherein a means for producing a power for an ordinary hub using a power fed through said communication cable5cso as to feed produced power to an ordinary hub2; and a storage battery806, which stores power while power-receiving, to be used as the power source for producing a power for said ordinary hub when a power failure, are provided in said line securement power supply unit8.

REFERENCES:
patent: 2007/0088823 (2007-04-01), Fowler et al.
patent: 2007/0288771 (2007-12-01), Robbins
patent: 2008/0005601 (2008-01-01), Diab
patent: 09-261264 (1997-10-01), None
patent: 2004-171558 (2004-06-01), None

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