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. 15, 2003
Filed:
Feb. 12, 2001
Matthew R. Perkins, Sunrise, FL (US);
Vernon Anthony Allen, Sunrise, FL (US);
Robert J. O'Dea, Fort Lauderdale, FL (US);
Juan Carlos Palacios, Plantation, FL (US);
Priscilla L. Chen, Sunrise, FL (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A contention resolution method includes the steps of determining a contention has occurred and requesting contention resolution from radios in the system ( ). Radios in the system receive the request and do not transmit in the next control frame ( ). Group leader radios ( and ) transmit the identification code they were able to demodulate in the previous frame to the master radio ( ). The master radio ( ) receives the information from the group leaders and transmits a control-channel access message to one of the contending radios ( ).