Patent · US Active

Method and apparatus for rapid secure session establishment on half-duplex AD-hoc group voice cellular network channels

US7643817B2 · kind B2 · utility

33Cited by

6References

25Claims

0Family size

Assignees

General Dynamics C4 Systems, Inc. · US
Motorola, Inc. · US

Inventors

Keith M. Klug · Mesa, US
Stuart S. Kreitzer · Coral Springs, US
Brent M. McKay · Chandler, US
Bradley Rainbolt · Sunrise, US
Fred R. Villa · Gilbert, US
Marc Boillot · Sunrise, US
Ty Lindteigen · Phoenix, US
Bernard McKibben · Golden, US
William C. Neubauer · Grayslake, US
Jerry D. Ray · Phoenix, US
Michael A. Savage · Chandler, US
Bryce Sutherland · Gilbert, US
Barbara S. Winterfield · Mesa, US

Key dates

Filing date	May 18, 2005
Grant date	Jan 5, 2010
Priority date	—
Expiry date	May 31, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH04W84/18
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Techniques are provided for secure group communications in a wireless dispatch system which includes a group of devices. The group of devices can include a first secure device which communicates with a plurality of second secure devices over a channel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.