| Patent Number |
Title Of Patent |
Date Issued |
| RE38610 |
Host CPU independent video processing unit |
October 5, 2004 |
| The present invention relates to a video display processor comprised apparatus for receiving digital input signal components of a signal to be displayed, apparatus for converting the components to a desired format, apparatus for scaling and blending the signals in the desired format, |
| 5946715 |
Page address space with varying page size and boundaries |
August 31, 1999 |
| A method of addressing a computer subsystem memory comprised of establishing an aperture having a predetermined page size, addressing the memory at address boundaries defining multiples of half the page size, and reading or writing a page of data from or to the subsystem memory using |
| 5812143 |
General pattern blit source type |
September 22, 1998 |
| A method of performing a bit block transfer (Bitblt) comprised of reading a pixel data sequence from a source trajectory, writing an X coordinate portion of the pixel data sequence to a destination trajectory, repeating the writing step to the end of a scan line in the event the X coordi |
| 5793445 |
Host CPU independent video processing unit |
August 11, 1998 |
| The present invention relates to a video display processor comprised apparatus for receiving digital input signal components of a signal to be displayed, apparatus for converting the components to a desired format, apparatus for scaling and blending the signals in the desired format, |
| 5764238 |
Method and apparatus for scaling and blending an image to be displayed |
June 9, 1998 |
| The present invention relates to an image scaler comprised of apparatus for receiving coefficients a and b and image display values of adjacent pixels P and Q respective of an image, apparatus for repeatedly operating on the coefficients and values for successive pixels according to the |
| 5726682 |
Programmable color space conversion unit |
March 10, 1998 |
| The present invention relates to a method of converting signal components of one of a first input three component color model signal and a second input three component color model signal to either one of the first or second three component color model comprised of matrix multiplying inpu |
| 5479594 |
Digital color video image enhancement for a diffusion dither circuit |
December 26, 1995 |
| Enhancing each pixel of a digital color video image by, for each component part of a source pixel, successively adding a truncation error of an immediately preceding previous pixel in an X direction to a current pixel. A resulting value is truncated to form a truncation error and most |
| 5404176 |
Digital color video image enhancement for a random dither circuit |
April 4, 1995 |
| The present invention relates to a method of enhancing a digital color video image comprised of separating a source pixel into individual component parts, for each component part, generating a random number having the same length as the corresponding component part, adding each rando |
| 5398076 |
Gamma correcting processing of video signals |
March 14, 1995 |
| The present invention relates to a method of processing video signals comprised of gamma correcting pixel data of a first signal, gamma correcting pixel data of a second signal, adding the gamma corrected first and second signals to form a sum signal, dividing the sum signal by a fac |
