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:
Sep. 22, 2015
Filed:
Jan. 27, 2010
Mark A. Maggenti, San Diego, CA (US);
Douglas M. Crockett, San Diego, CA (US);
Eric C. Rosen, San Deigo, CA (US);
Sacchindra K. G. Kalantri, New Delhi, IN;
Mark A. Maggenti, San Diego, CA (US);
Douglas M. Crockett, San Diego, CA (US);
Eric C. Rosen, San Deigo, CA (US);
Sacchindra K. G. Kalantri, New Delhi, IN;
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A method and apparatus for providing security in a group communication network provides for receiving an encryption key, encrypting media for transmission to a controller using the received encryption key, the encrypted media being directed to another communication device, and communicating the encrypted media to the controller. In one embodiment, the communicating includes wireless communication. The method and apparatus further provides for receiving encrypted media from a controller and blocking the encrypted media if the communication device is not enabled to receive encrypted-media transmission, or if the media is not encrypted based on an encryption key previously specified by the communication device. In another aspect, the communication device is a push-to-talk (PTT) device.