Scheduled System Maintenance on May 29th, 2015:
IEEE Xplore will be upgraded between 11:00 AM and 10:00 PM EDT. During this time there may be intermittent impact on performance. We apologize for any inconvenience.
By Topic

Control concepts

Sign In

Cookies must be enabled to login.After enabling cookies , please use refresh or reload or ctrl+f5 on the browser for the login options.

Formats Non-Member Member
$31 $13
Learn how you can qualify for the best price for this item!
Become an IEEE Member or Subscribe to
IEEE Xplore for exclusive pricing!
close button

puzzle piece

IEEE membership options for an individual and IEEE Xplore subscriptions for an organization offer the most affordable access to essential journal articles, conference papers, standards, eBooks, and eLearning courses.

Learn more about:

IEEE membership

IEEE Xplore subscriptions

NOT very long ago, the concept of automatic control was embodied in a simple diagram consisting of a block surrounded by a single line embellished with a summing point and direction arrows. Hundreds of papers have been written to explain the mysteries of stability and performance that pertain to this simple loop when actual physical equipment is substituted for the symbols representing it.

Published in:

Automatic Control, IRE Transactions on  (Volume:AC-4 ,  Issue: 1 )