Title :
A dormant subcircuit model for maximizing iteration latency
Author :
Cox, P. ; Burch, R. ; Yang, P.
Author_Institution :
Texas Instrum. Inc., Dallas, TX, USA
Abstract :
An approach for modeling dormant subcircuits is presented that utilizes iteration latency to provide speed improvements that are comparable to the potential speed improvements of an independent time step approach. This scheme minimizes the work required on the first iteration at a time point, which is the normal limiting factor in iteration latency schemes. However, since simulations are performed for each subcircuit at each time point, the penalty for backing up when truncation error is unacceptable is minimized.<>
Keywords :
circuit analysis computing; digital simulation; iterative methods; optimisation; roundoff errors; backing up; dormant subcircuit model; independent time step approach; iteration latency, maximization; simulations; speed improvements; truncation error; work minimization; Capacitance; Circuit simulation; Degradation; Delay; Finite wordlength effects; Instruments; Integrated circuit interconnections; Laboratories; Time domain analysis; Very large scale integration;
Conference_Titel :
Computer-Aided Design, 1988. ICCAD-88. Digest of Technical Papers., IEEE International Conference on
Conference_Location :
Santa Clara, CA, USA
Print_ISBN :
0-8186-0869-2
DOI :
10.1109/ICCAD.1988.122544