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.

Date of Patent:
Aug. 02, 1994

Filed:

Dec. 15, 1992
Applicant:
Inventors:

Michelle L Tugenberg, Scottsdale, AZ (US);

Barry N Altschuler, Scottsdale, AZ (US);

Douglas A Hardy, Mesa, AZ (US);

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04K / ;
U.S. Cl.
CPC ...
380 48 ; 380 23 ; 370 941 ;
Abstract

A method for passing supervisory control from a first station to a second station of a plurality of stations comprises steps of providing a message header in interstation messages in the first station, transmitting the interstation message from the first station to the second station, processing a message header from the interstation message to extract data and determining present identification of a system controller from the extracted data. The method includes steps of providing a first field containing message identification information, providing a second field containing supervisor station identification information, providing a third field containing update count information and providing a fourth field containing sending station identification information in the message header.


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