Patent ID: 7493291
Filing Date: 2009-02-17
Classification: G06F,G06Q,H04N

Abstract:
1. A system for providing access to digital content comprising: a first client family comprising a first parent client and one or more first child clients connected in a second communication network, the system providing the first client family access to a first digital content; a right of use voucher associated with said first digital content comprising a first content key and one or more first child vouchers; and a content provider programmed to connect to said first parent client through a first communication network and programmed to communicate said right of use voucher to said first parent client; wherein a second parent client is programmed to connect to said content provider utilizing said communication network; a second right of use voucher including one or more second child vouchers that are communicated by the content provider to said second parent client, the second right of use voucher being used to access a second digital content provided by said content provider; a third communication network programmed to forward said one or more second child vouchers to one or more second child clients, wherein said one or more second child vouchers are programmed to access said second digital content when the validity of said one or more second child vouchers is authenticated by said second parent client; and wherein said first child clients and said one or more second child clients are programmed to exchange said one or more first child vouchers and said one or more second child vouchers by: