The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 24, 2000
Filed:
Sep. 04, 1997
Applicant:
Inventor:
David A Hayner, Austin, TX (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
700 31 ; 701 99 ; 318786 ; 369 4411 ; 369 4417 ; 369 4427 ; 369 4429 ; 369 4434 ; 369 4435 ; 369 4436 ; 369 4426 ;
Abstract
The present invention provides a control system (200) having a digital controller (212) producing output signals at a plurality of update times. Control circuitry is responsive to the controller (212) and outputs at least one command signal to the plant (210) at a different time than the update times. A method of controlling a plant (210) is also provided. The method includes the steps of providing a digital controller (212) to determine a plurality of switching times and to produce output signals at a plurality of update times, and providing at least one command signal to the plant (210) at a different time than the update times.