Patents by Inventor Janet R. Callaway

Janet R. Callaway 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 of and system for updating a display unit
    Patent number: 5255361
    Abstract: This invention relates to updating a display unit associated with a remote computer system communicating with a host computer system. Information, which is currently being displayed on the display unit and information to be displayed thereon are compared to determine any differences which exist therebetween. If the differences exceed a predetermined value, a update command is generated and transmitted by the host computer system to the remote computer system along with the information to be displayed if facilitate the updating of the display unit. If the differences do not exceed the predetermined value, it is determined which of a plurality change categories should be used to transmit the differences to the remote system in the most efficient manner. An update command, which is associated with the selected one of the plurality of change categories, and data representing the differences are then enqueued for transmission to the remote system to facilitate the updating of the display unit.
    Type: Grant
    Filed: April 4, 1991
    Date of Patent: October 19, 1993
    Assignee: International Business Machines Corporation
    Inventors: Janet R. Callaway, John M. McConaughy, Steven T. Pancoast, Joan M. Thompson
  • Method of and system for updating a display unit
    Patent number: 5043919
    Abstract: This invention relates to updating a display unit associated with a remote computer system communicating with a host computer system. Information, which is currently being displayed on the display unit and information to be displayed thereon are compared to determine any differences which exist therebetween. If the differences exceed a predetermined value, an update command is generated and transmitted by the host computer system to the remote computer system along with the information to be displayed if facilitate the updating of the display unit. If the differences do not exceed the predetermined value, it is determined which of a plurality change categories should be used to transmit the differences to the remote system in the most efficient manner. An update command, which is associated with the selected one of the plurality of change categories, and data representing the differences are then enqueued for transmission to the remote system to facilitate the updating of the display unit.
    Type: Grant
    Filed: December 19, 1988
    Date of Patent: August 27, 1991
    Assignee: International Business Machines Corporation
    Inventors: Janet R. Callaway, John M. McConaughy, Steven T. Pancoast, Joan M. Thompson