Brown-out detector and power-on-reset circuit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9917577
SERIAL NO

15253731

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A brown-out detector and power-on-reset circuit can be used to monitor a supply voltage to determine when brown-out and power-on events occur and provide the appropriate reset signal in response. The circuit can include a comparator to generate the reset signal and a first monitoring circuit that operates in conjunction with a second monitoring circuit to provide an input voltage to the comparator. The first monitoring circuit can incorporate a bandgap circuit and can be used to control the input voltage based on the comparison of the supply voltage and a corresponding supply voltage threshold. The second monitoring circuit can incorporate a diode and can be used when the supply voltage is lower than a threshold voltage for the bandgap circuit. The second monitoring circuit can be used to control the input voltage based on a comparison of the supply voltage and a threshold voltage for the diode.

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Patent Owner(s)

Patent OwnerAddress
BLOCK INC1955 BROADWAY SUITE 600 OAKLAND CA 94612

International Classification(s)

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  • 2016 Application Filing Year
  • H03L Class
  • 676 Applications Filed
  • 589 Patents Issued To-Date
  • 87.14 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Julavittayanukool, Kajornsak Toronto, CA 8 45
Rezayee, Afshin Richmond Hill, CA 73 745
Rousson, Alain Toronto, CA 8 45
Shivnaraine, Ravi Brampton, CA 11 45
Yang, Yue Thornhill, CA 181 1146

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Patent Citation Ranking

  • 5 Citation Count
  • H03L Class
  • 14.76 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges76372441651101 - 1011 - 2021 - 3031 - 4041 - 5061 - 700255075100125150175200225250275300325350375400

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