Patents by Inventor Mohammed I. Chowdhury

Mohammed I. Chowdhury has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System and method for noise suppression
    Patent number: 7891464
    Abstract: Embodiments of the present invention relate to a system and method for noise suppression. Specifically, embodiments of the present invention include a resonator configured to suppress noise from an electric fan. The resonator may comprise an enclosure having an outer perimeter, a major opening through the enclosure and defining an inner perimeter of the enclosure, a minor opening disposed along the inner perimeter, and a chamber coupled to the minor opening within the enclosure between the inner and outer perimeters.
    Type: Grant
    Filed: June 15, 2006
    Date of Patent: February 22, 2011
    Assignee: Hewlett-Packard Development, L.P.
    Inventors: Punan Tang, Thomas P. Jasso, Mohammed I. Chowdhury
  • System and method for noise suppression
    Patent number: 7779960
    Abstract: Embodiments of the present invention relate to a computer system. In one embodiment, the computer system comprises a fan and a muffler configured to suppress noise from the fan. The muffler may comprise a plurality of acoustic absorption sheets, wherein the acoustic absorption sheets each have a hole at least generally aligned with a flow area of the fan.
    Type: Grant
    Filed: August 18, 2006
    Date of Patent: August 24, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Punan Tang, Thomas P. Jasso, Mohammed I. Chowdhury
  • Noise reduction with resonatance chamber
    Patent number: 7546898
    Abstract: An apparatus comprises a housing comprising an air inlet, an air outlet and a divider that divides the housing into first and second air passages. The housing comprises a resonance chamber for each air passage. Each resonance chamber comprises a port, and air waves enter each such resonance chamber through such port and resonate.
    Type: Grant
    Filed: July 30, 2007
    Date of Patent: June 16, 2009
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mark S. Tracy, Punan Tang, Mohammed I. Chowdhury, Herman A. Price
  • NOISE REDUCTION WITH RESONATANCE CHAMBER
    Publication number: 20090032331
    Abstract: An apparatus comprises a housing comprising an air inlet, an air outlet and a divider that divides the housing into first and second air passages. The housing comprises a resonance chamber for each air passage. Each resonance chamber comprises a port, and air waves enter each such resonance chamber through such port and resonate.
    Type: Application
    Filed: July 30, 2007
    Publication date: February 5, 2009
    Inventors: Mark S. Tracy, Punan Tang, Mohammed I. Chowdhury, Herman A. Price
  • System and method for noise suppression
    Publication number: 20080065245
    Abstract: Embodiments of the present invention relate to a computer system. In one embodiment, the computer system comprises a fan and a muffler configured to suppress noise from the fan. The muffler may comprise a plurality of acoustic absorption sheets, wherein the acoustic absorption sheets each have a hole at least generally aligned with a flow area of the fan.
    Type: Application
    Filed: August 18, 2006
    Publication date: March 13, 2008
    Inventors: Punan Tang, Thomas P. Jasso, Mohammed I. Chowdhury
  • System and method for noise suppression
    Publication number: 20070292261
    Abstract: Embodiments of the present invention relate to a system and method for noise suppression. Specifically, embodiments of the present invention include a resonator configured to suppress noise from an electric fan. The resonator may comprise an enclosure having an outer perimeter, a major opening through the enclosure and defining an inner perimeter of the enclosure, a minor opening disposed along the inner perimeter, and a chamber coupled to the minor opening within the enclosure between the inner and outer perimeters.
    Type: Application
    Filed: June 15, 2006
    Publication date: December 20, 2007
    Inventors: Punan Tang, Thomas P. Jasso, Mohammed I. Chowdhury