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:
Mar. 17, 2015
Filed:
Feb. 19, 2013
Applicant:
Motorola Solutions, Inc., Schaumburg, IL;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 4/10 (2009.01); H04W 36/16 (2009.01); H04W 4/08 (2009.01); H04W 36/00 (2009.01);
U.S. Cl.
CPC ...
H04W 4/08 (2013.01); H04W 4/10 (2013.01); H04W 36/0016 (2013.01);
Abstract
A process for communicating with a plurality of push-to-talk (PTT) devices in a wireless network of PTT devices includes, at a first one of the PTT devices, responsive to detecting a change in selected channel, via a channel selector input, from the first channel to a second channel while a PTT input is activated: transmitting, to other PTT devices in a first talkgroup on the first channel, a notification that further transmissions by the PTT device will be made in the second channel, switching the transmitter from the first channel to the second channel, and transmitting further communications to the one or more other PTT devices in a second talkgroup on the second channel.