Inventor
HATHAWAY DAVID JAMES
US12 patents
Patents
12 patentsUS6300809B1Oct 9, 2001
Double-edge-triggered flip-flop providing two data transitions per clock cycle
IBM68 citations95
US5745735AApr 28, 1998
Localized simulated annealing
IBM80 citations95
US5740067AApr 14, 1998
Method for clock skew cost calculation
IBM26 citations92
US5737580AApr 7, 1998
Wiring design tool improvement for avoiding electromigration by determining optimal wire widths
IBM56 citations92
US6479974B2Nov 12, 2002
Stacked voltage rails for low-voltage DC distribution
IBM33 citations91
US6795951B2Sep 21, 2004
Method and system for fault-tolerant static timing analysis
IBM32 citations89
US7525373B1Apr 28, 2009
Compensation of process and voltage variability in multi-threshold dynamic voltage scaling circuits
IBM26 citations88
US6308302B1Oct 23, 2001
Semiconductor wiring technique for reducing electromigration
IBM18 citations88
US5963728AOct 5, 1999
Method to partition clock sinks into nets
IBM29 citations88
US5757657AMay 26, 1998
Adaptive incremental placement of circuits on VLSI chip
IBM11 citations73
US7302673B2Nov 27, 2007
Method and system for performing shapes correction of a multi-cell reticle photomask design
IBM7 citations71
US7082065B2Jul 25, 2006
Method and apparatus for efficient utilization of electronic fuse source connections
IBM4 citations54