Patents by Inventor Mark A. Pajdowski

Mark A. Pajdowski 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).

  • Servo-assisted scanning beam display systems using fluorescent screens
    Patent number: 8451195
    Abstract: Scanning beam display systems using fluorescent screens and various servo feedback control mechanisms to control display imaging qualities.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: May 28, 2013
    Assignee: Prysm, Inc.
    Inventors: Roger A. Hajjar, Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, John Uebbing, Phillip H. Malyak, Donald A. Krall
  • Servo-assisted scanning beam display systems using fluorescent screens
    Patent number: 8384625
    Abstract: Methods and systems for improving imaging quality and power efficiency of scanning beam display systems using fluorescent screens are disclosed. In various embodiments, beam shaping mechanisms for maximizing overlap between the beam cross-section and the florescent element corresponding to each color sub-pixel of the screen, as well as pulse width and timing adjustments, are introduced to reduce imaging noise and improve power efficiency of the display system.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: February 26, 2013
    Assignee: Prysm, Inc.
    Inventors: Roger A. Hajjar, Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, John Uebbing, Phillip H. Malyak, Donald A. Krall
  • SERVO-ASSISTED SCANNING BEAM DISPLAY SYSTEMS USING FLUORESCENT SCREENS
    Publication number: 20110074660
    Abstract: Methods and systems for improving imaging quality and power efficiency of scanning beam display systems using fluorescent screens are disclosed. In various embodiments, beam shaping mechanisms for maximizing overlap between the beam cross-section and the florescent element corresponding to each color sub-pixel of the screen, as well as pulse width and timing adjustments, are introduced to reduce imaging noise and improve power efficiency of the display system.
    Type: Application
    Filed: November 30, 2010
    Publication date: March 31, 2011
    Applicant: PRYSM, INC.
    Inventors: Roger A. Hajjar, Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, John Uebbing, Phillip H. Malyak, Donald A. Krall
  • Correcting pyramidal error of polygon scanner in scanning beam display systems
    Patent number: 7884816
    Abstract: Scanning beam display systems using fluorescent screens and various servo feedback control mechanisms to control display imaging qualities, including techniques and mechanism for measuring and correcting pyramidal errors of a polygon scanner.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: February 8, 2011
    Assignee: Prysm, Inc.
    Inventors: Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, Roger A. Hajjar
  • Servo-assisted scanning beam display systems using fluorescent screens
    Publication number: 20070188417
    Abstract: Scanning beam display systems using fluorescent screens and various servo feedback control mechanisms to control display imaging qualities.
    Type: Application
    Filed: September 1, 2006
    Publication date: August 16, 2007
    Inventors: Roger A. Hajjar, Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, John Uebbing, Phillip H. Malyak, Donald A. Krall
  • Correcting Pyramidal Error of Polygon Scanner In Scanning Beam Display Systems
    Publication number: 20070187616
    Abstract: Scanning beam display systems using fluorescent screens and various servo feedback control mechanisms to control display imaging qualities, including techniques and mechanism for measuring and correcting pyramidal errors of a polygon scanner.
    Type: Application
    Filed: December 13, 2006
    Publication date: August 16, 2007
    Inventors: Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, Roger A. Hajjar
  • Method for carrying out seeks in a hard disc drive to limit the generation of acoustic noise
    Patent number: 5760992
    Abstract: A method for carrying out seeks of a transducer between tracks of a disc drive to limit acoustic noise arising from changes in the acceleration of the actuator which supports the transducer.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: June 2, 1998
    Assignee: Seagate Technology, Inc.
    Inventors: Duc T. Phan, Mark A. Pajdowski
  • Method for carrying out seeks in a hard disc drive to limit the generation of acoustic noise
    Patent number: 5751513
    Abstract: A method for carrying out seeks of a transducer between tracks of a disc drive to limit acoustic noise arising from changes in the acceleration of the actuator which supports the transducer.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: May 12, 1998
    Assignee: Seagate Technology, Inc.
    Inventors: Duc T. Phan, Mark A. Pajdowski
  • Method for carring out seeks in a hard disc drive to limit the generation of acoustic noise
    Patent number: 5726825
    Abstract: A method for carrying out seeks of a transducer between tracks of a disc drive to limit acoustic noise arising from changes in the acceleration of the actuator which supports the tansducer.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: March 10, 1998
    Inventors: Duc T. Phan, Mark A. Pajdowski
  • Method for carrying out seeks in a hard disc drive to limit the generation of acoustic noise including using a slew rate limit
    Patent number: 5696647
    Abstract: A method for carrying out seeks of a transducer between tracks of a disc drive to limit acoustic noise arising from changes in the acceleration of the actuator which supports the transducer.
    Type: Grant
    Filed: March 28, 1994
    Date of Patent: December 9, 1997
    Assignee: Seagate Technology, Inc.
    Inventors: Duc T. Phan, Mark A. Pajdowski