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:
Jul. 26, 2011
Filed:
Jan. 11, 2007
Applicants:
Patrick M. Dobrowski, Burnsville, MN (US);
Eric R. Lovegren, Big Lake, MN (US);
Kelly M. Orth, Apple Valley, MN (US);
Kyle L. Stotz, Plymouth, MN (US);
Inventors:
Patrick M. Dobrowski, Burnsville, MN (US);
Eric R. Lovegren, Big Lake, MN (US);
Kelly M. Orth, Apple Valley, MN (US);
Kyle L. Stotz, Plymouth, MN (US);
Assignee:
Fisher-Rosemount Systems, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract
A control system uses a wireless network to provided communication between a host computer and field devices. The field devices are normally maintained in a lower power or sleep state. Only field devices that will be involved in a communication with the host computer are turned On and maintained On until communication between the field devices and the host computer is completed.