Sanford S. Lum

Person

Scarborough, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Host CPU independent video processing unit
- Patent number RE38610
- Issue date Oct 5, 2004
- ATI Technologies, Inc.
- Sanford S. Lum
- 348 - Television
Information Patent Grant
Page address space with varying page size and boundaries
- Patent number 5,946,715
- Issue date Aug 31, 1999
- ATI Technologies Inc.
- Adrian Hartog
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
General pattern blit source type
- Patent number 5,812,143
- Issue date Sep 22, 1998
- ATI Technologies Inc.
- Sanford S. Lum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Host CPU independent video processing unit
- Patent number 5,793,445
- Issue date Aug 11, 1998
- ATI Technologies Inc.
- Sanford S. Lum
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for scaling and blending an image to be displayed
- Patent number 5,764,238
- Issue date Jun 9, 1998
- ATI Technologies Inc.
- Sanford S. Lum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Programmable color space conversion unit
- Patent number 5,726,682
- Issue date Mar 10, 1998
- ATI Technologies Inc.
- Sanford S. Lum
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Digital color video image enhancement for a diffusion dither circuit
- Patent number 5,479,594
- Issue date Dec 26, 1995
- ATI Technologies Inc.
- Sanford S. Lum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital color video image enhancement for a random dither circuit
- Patent number 5,404,176
- Issue date Apr 4, 1995
- ATI Technologies Inc.
- Sanford S. Lum
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Gamma correcting processing of video signals
- Patent number 5,398,076
- Issue date Mar 14, 1995
- ATI Technologies, Inc.
- Sanford S. Lum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Sanford S. Lum

Person

Patents Grantslast 30 patents

Host CPU independent video processing unit

Page address space with varying page size and boundaries

General pattern blit source type

Host CPU independent video processing unit

Method and apparatus for scaling and blending an image to be displayed

Programmable color space conversion unit

Digital color video image enhancement for a diffusion dither circuit

Digital color video image enhancement for a random dither circuit

Gamma correcting processing of video signals