US Patent No. 10,893,585


Patent No. 10,893,585
Issue Date January 12, 2021
Title High Speed Image Refresh System
Inventorship Ronald Bonne, Plainfield, IL (US)
Udo Karbowski, Aachen (DE)
Assignee Lumileds LLC, San Jose, CA (US)

Claim of US Patent No. 10,893,585

1. A light emitting diode (LED) controller comprising:a serial interface configured to connect the LED controller to an external data bus;
an address generator connected to the serial interface and configured to be connected to an LED pixel array;
an image frame buffer connected to the serial interface to receive image data and further connected to the address generator to receive an image frame buffer address;
a command and control module connected to the serial interface, the command and control module configured to modify output signals from the image frame buffer; and
a calibration data storage module connected to the command and control module, the calibration data storage module configured to store calibration data related to pixel voltage responses of pixels in the LED pixel array.