Patents by Inventor Ronnie C. Tong

Ronnie C. Tong 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).

  • Method and apparatus for converting dot matrix display data of one resolution to a format for displaying on a display device having a different resolution
    Patent number: 4763279
    Abstract: A method for converting original print data of one resolution N into print data of a higher resolution M. The small segment N1 original data is determined by comparing N to M and deriving the smallest fraction therefrom. Additional data is added to the original data by inserting M1-N1 blank data commands evenly between each of the original data. Each inserted blank is converted to a print command when the preceding and following original data are print commands.
    Type: Grant
    Filed: December 26, 1985
    Date of Patent: August 9, 1988
    Assignee: International Business Machines Corporation
    Inventors: Karen K. Kellam, Ronnie C. Tong