Abstract
Reporters obtained the following quote from the background information supplied by the inventors:“BACKGROUND ART“Feedback control, for example, PID control is widely used to control various de vices. While thefeedback control belongs to classical control, the feedback con trol is still a main control method inindustry even now because of reliability based on past performance and easiness of adjustment by rules ofthumb of engine ers.”
NETL
NSTL