Current control systems with current feedbacks

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United States of America Patent

PATENT NO 8217634
APP PUB NO 20100320979A1
SERIAL NO

12487355

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A current control system includes a first switch, a second switch, and a controller. The second switch is coupled in parallel with the first switch and operable for providing a feedback signal indicative of a current flowing through the first switch. The feedback signal is determined by a width-to-length ratio of the first switch and a width-to-length ratio of the second switch. In addition, the controller is coupled to the first and second switches and operable for adjusting the current according to the feedback signal.

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Patent Owner(s)

Patent OwnerAddress
O2MICRO INTERNATIONAL LIMITEDFRAND CAYMAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lu, Chun San Jose, US 65 521
Luo, Luyang Chengdu, CN 10 104
Shi, Feng Chengdu, CN 154 802
Su, Xinhe Chengdu, CN 10 345

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  • 5 Citation Count
  • G05F Class
  • 3.56 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1929411841241294423401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +020406080100120140160180200220240260280300320

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