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:
Jun. 18, 2002
Filed:
Dec. 10, 1999
Jonathan David Stosz, Gilbert, AZ (US);
Rhett Garrett Hayden, Scottsdale, AZ (US);
Dean Paul Vanden Heuvel, Chandler, AZ (US);
James William Bishop, Jr., Chandler, AZ (US);
Scott David Blanchard, Mesa, AZ (US);
Charles Joseph Ganucheau, Jr., Mesa, AZ (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A point-to-multipoint (PTM) radio communication system ( ) includes a cellular radio infrastructure ( ) having base stations ( ) implemented in satellites ( ) placed in low earth orbits ( ). PTM subscriber radios ( ) share common cellular radio infrastructure ( ) multipoint channels ( ) to engage in a common PTM communication session while the cellular radio infrastructure ( ) also conveys point-to-point communications. The shared multipoint channels ( ) are operated in according with different protocols to deliver system information to PTM subscriber radios ( ), to provide access to PTM subscriber radios ( ), to provide synchronization, to originate a PTM monolog and to be one of many targets of a PTM monolog.