Patents by Inventor Joergen S. Jensen

Joergen S. Jensen 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).

  • Bias control method and apparatus for magnetic recording
    Patent number: 4454548
    Abstract: An input signal and a variable amplitude AC bias signal are applied to a record head in a magnetic media recorder. The AC bias signal amplitude is controlled by a feedback circuit in response to the total active bias signal applied to the record head, the total active bias signal including the AC bias signal and the high frequency portion of the input signal.
    Type: Grant
    Filed: November 6, 1981
    Date of Patent: June 12, 1984
    Assignee: Bang and Olufsen A/S
    Inventor: Joergen S. Jensen