DocumentCode
1228209
Title
Shaping a distributed-RC line to minimize Elmore delay
Author
Fishburn, John P. ; Schevon, Catherine A.
Author_Institution
AT&T Bell Labs., Murray Hill, NJ, USA
Volume
42
Issue
12
fYear
1995
fDate
12/1/1995 12:00:00 AM
Firstpage
1020
Lastpage
1022
Abstract
Euler´s differential equation of the calculus of variations is used to determine the shape of a distributed-RC wire that minimizes Elmore delay. In two dimensions the optimal shape is an exponential taper. In three dimensions the optimal shape is a frustum of a cone
Keywords
RC circuits; circuit optimisation; delays; distributed parameter networks; minimisation; Elmore delay minimization; Euler differential equation; calculus of variations; cone frustum; distributed-RC line shaping; exponential taper; three dimensional wire; two dimensional wire; Calculus; Capacitance; Delay estimation; Differential equations; Integrated circuit interconnections; Resistors; Shape; Threshold voltage; Very large scale integration; Wire;
fLanguage
English
Journal_Title
Circuits and Systems I: Fundamental Theory and Applications, IEEE Transactions on
Publisher
ieee
ISSN
1057-7122
Type
jour
DOI
10.1109/81.481198
Filename
481198
Link To Document