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:
Oct. 14, 2014

Filed:

Jun. 28, 2012
Applicants:

Christopher Labrador, Waterloo, CA;

Brian Oliver, Waterloo, CA;

Douglas Gisby, Redwood City, CA (US);

Susie Simon-daniels, Kitchener, CA;

Adrian Logan, Waterloo, CA;

Eric Fritzley, Waterloo, CA;

Brian Mccolgan, Toronto, CA;

Inventors:

Christopher Labrador, Waterloo, CA;

Brian Oliver, Waterloo, CA;

Douglas Gisby, Redwood City, CA (US);

Susie Simon-Daniels, Kitchener, CA;

Adrian Logan, Waterloo, CA;

Eric Fritzley, Waterloo, CA;

Brian McColgan, Toronto, CA;

Assignee:

BlackBerry Limited, Waterloo, Ontario, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/42 (2006.01); H04M 3/56 (2006.01);
U.S. Cl.
CPC ...
H04M 3/56 (2013.01); H04M 2203/2088 (2013.01);
Abstract

A system and method for reestablishing a voice communications session moderated by a group call server between two or more telephony devices. The method is performed by a processor monitoring the communications session. The method comprises: storing one or more data records representing group call information; detecting disconnection of at least one participating telephony device from the group communications session, and determining that the disconnection was not intentionally initiated; accessing the stored call group information data and causing signals to enable reestablishment of participation by the disconnected device to be sent to the disconnected device; and upon receipt by the group call server from the disconnected device of signals representing a request to reconnect the disconnected device, outputting command signals for reestablishing a communications session between the disconnected device and at least one other device participating in the group communications session.


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