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:
Jul. 23, 2019
Filed:
Jan. 06, 2017
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Michael Eoin Buckley, Crystal Lake, IL (US);
Shu-Lin Chen, Kanata, CA;
Claude Jean-Frederic Arzelier, Molieres-sur-Ceze, FR;
Assignee:
BlackBerry Limited, Waterloo, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/00 (2006.01); H04L 9/00 (2006.01); H04L 9/08 (2006.01); H04L 29/06 (2006.01); H04W 12/02 (2009.01); H04W 76/11 (2018.01);
U.S. Cl.
CPC ...
H04L 9/002 (2013.01); H04L 5/00 (2013.01); H04L 63/0428 (2013.01); H04W 12/02 (2013.01); H04W 76/11 (2018.02); H04L 9/0861 (2013.01); H04L 2209/80 (2013.01);
Abstract
A method for encryption in a wireless communication system includes encrypting, at a base station, data of a physical layer control channel using at least one of a control channel type, a radio resource aggregation level of the control channel, a radio resource index of the control channel, or a subcarrier frequency of the control channel; and transmitting the encrypted data to a user equipment (UE), where the UE is in a cell of the base station.