Skip to Content
Find More Like This
Return to Search

System-wide power management control via clock distribution network

United States Patent

May 19, 2015
View the Complete Patent at the US Patent & Trademark Office
An apparatus, method and computer program product for automatically controlling power dissipation of a parallel computing system that includes a plurality of processors. A computing device issues a command to the parallel computing system. A clock pulse-width modulator encodes the command in a system clock signal to be distributed to the plurality of processors. The plurality of processors in the parallel computing system receive the system clock signal including the encoded command, and adjusts power dissipation according to the encoded command.
Coteus; Paul W. (Yorktown Heights, NY), Gara; Alan (Mount Kisco, NY), Gooding; Thomas M. (Rochester, MN), Haring; Rudolf A. (Cortlandt Manor, NY), Kopcsay; Gerard V. (Yorktown Heights, NY), Liebsch; Thomas A. (Arlington, SD), Reed; Don D. (Mantorville, MN)
13/ 085,879
April 13, 2011
STATEMENT OF GOVERNMENT RIGHTS This invention was made with Government support under Contract No. B554331 awarded by the Department of Energy. The Government has certain rights in the invention.