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:
Feb. 05, 2019
Filed:
Sep. 04, 2012
Wei Liu, Beijing, CN;
Wenwei Xue, Beijing, CN;
Wei Liu, Beijing, CN;
Wenwei Xue, Beijing, CN;
NOKIA TECHNOLOGIES OY, Espoo, FI;
Abstract
Methods and apparatuses for located-based content access control have been disclosed. A method may comprise: receiving, at a mobile device, from a short distance communication node, an identifier of the node; generating a device key for the mobile device based on the identifier of the node and an identifier of the mobile device; sending to the node the device key and the identifier of the mobile device, at least based on which the mobile device may be authenticated; and receiving, at the mobile device, from the node, one or more content keys, either encrypted or unencrypted, for decrypting content that has been or is to be saved in the mobile device.