Patents by Inventor Ad Verschueren

Ad Verschueren 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 detecting FRO locking
    Patent number: 9594541
    Abstract: The detection of locking of a free running oscillator (FRO) is disclosed, including taking periodic samples of the FRO output, storing each new sample in a sample storage medium, each time a new sample is stored searching the stored samples for at least one repeating pattern, counting consecutive sampling instances in which a repeating pattern is found, and indicating when the count reaches a preselected threshold number.
    Type: Grant
    Filed: January 6, 2009
    Date of Patent: March 14, 2017
    Assignee: Inside Secure
    Inventor: Ad Verschueren
  • System and method for detecting FRO locking
    Publication number: 20100171560
    Abstract: The detection of locking of a free running oscillator (FRO) is disclosed, including taking periodic samples of the FRO output, storing each new sample in a sample storage medium, each time a new sample is stored searching the stored samples for at least one repeating pattern, counting consecutive sampling instances in which a repeating pattern is found, and indicating when the count reaches a preselected threshold number.
    Type: Application
    Filed: January 6, 2009
    Publication date: July 8, 2010
    Applicant: SafeNet, Inc.
    Inventor: Ad Verschueren