Inventor
LEGALL DIDIER J
US8 patents
⚠️ This page may combine multiple inventors who share the name “LEGALL DIDIER J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BELL COMMUNICATIONS RES
4 patentsUS4829378AMay 9, 1989
Sub-band coding of images with low computational complexity
BELL COMMUNICATIONS RES150 citations98
US5121216AJun 9, 1992
Adaptive transform coding of still images
BELL COMMUNICATIONS RES127 citations97
US5128791AJul 7, 1992
Multi-channel HDTV system
BELL COMMUNICATIONS RES110 citations95
US5049993ASep 17, 1991
Format conversion preprocessing method and circuit
BELL COMMUNICATIONS RES97 citations94
C CUBE MICROSYSTEMS
3 patentsUS5878166AMar 2, 1999
Field frame macroblock encoding decision
C CUBE MICROSYSTEMS201 citations98
US5872598AFeb 16, 1999
Scene change detection using quantization scale factor rate control
C CUBE MICROSYSTEMS91 citations97
US5761398AJun 2, 1998
Three stage hierarchal motion vector determination
C CUBE MICROSYSTEMS48 citations92