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:
Nov. 04, 2014
Filed:
Jul. 07, 2006
Koen Hendrik Johan Vrielink, Eindhoven, NL;
Robert Paul Koster, Eindhoven, NL;
Lukasz Szostek, Eindhoven, NL;
Koen Hendrik Johan Vrielink, Eindhoven, NL;
Robert Paul Koster, Eindhoven, NL;
Lukasz Szostek, Eindhoven, NL;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
A method of controlled access to content, comprising joining an access sharing network, obtaining a content item from the access sharing network which requires access control data to enable playback, obtaining the access control data, determining from the access control data that a particular other device is authorized to play back the content item, and enabling playback of the content item in accordance with the access control data upon a positive determination that said other device is a member of said access sharing network. Preferably the access control data is used also during a predetermined period of time after making a determination that said other device has ceased to be a member of the access sharing network. Also a device () configured to carry out the method.