Power management system for dynamically downgrading or upgrading the speed of individual USB ports on a USB hub based on available and requested power

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United States of America Patent

PATENT NO 8909951
SERIAL NO

13244320

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Abstract

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A dynamic power management system for USB hub and method thereof are described. The dynamic power management system includes a host device, a power unit and a hub device. A power management module disposed in the hub device dynamically adjusts the power-supplying statuses of ports in the hub device and further reduces the cost of power transformer externally connected to the hub device.

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Patent Owner(s)

Patent OwnerAddress
GENESYS LOGIC INC12F NO 205 SEC 3 BEIXIN RD XINDIAN DIST NEW TAIPEI CITY 231

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lee, Wei-te Banqiao, TW 21 110
Lin, Chih-jung Taoyuan, TW 22 178

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