Patents Assigned to Fors Global Technologies, LLC
  • Air/fuel imbalance monitor using an oxygen sensor
    Patent number: 7802563
    Abstract: Air/fuel imbalance monitoring systems and methods for monitoring air/fuel ratio imbalance of an internal combustion engine are disclosed. In one embodiment, an oxygen sensor is sampled above cylinder firing frequency and a ratio of data from at least one window over a total number of windows is determined. The approach can be used to indicate imbalances between engine cylinders.
    Type: Grant
    Filed: March 25, 2008
    Date of Patent: September 28, 2010
    Assignee: Fors Global Technologies, LLC
    Inventors: Ken John Behr, Has R Patel, Michael Igor Kluzner, Bob Roy Jentz