Patents by Inventor Lance Gregory Howarth

Lance Gregory Howarth 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).

  • Display palette programming utilizing frames of data which also contain color palette updating data to prevent display distortion or sparkle
    Patent number: 6069611
    Abstract: A display palette system comprising a digital palette 16 supplied with frames of data 26. Each frame of data 26 includes a complete set of palette mapping data and control data 28 with which the digital palette 16 is programmed under control of a palette control circuit 24. The rows of logical pixel data that follow in the frame each terminate with row palette data RP that can be directed to reprogram the digital palette 16 part of the way through the display of a single frame.
    Type: Grant
    Filed: March 28, 1997
    Date of Patent: May 30, 2000
    Assignee: Arm Limited
    Inventors: David Walter Flynn, Ashley Miles Stevens, Lance Gregory Howarth