Nokia Corporation

Juha-Pekka Sipponen

Markku Kontio

Tapio Ylitalo

A method, system, and computer program product for enabling a wireless device in a mobile communication environment to obtain rights to protected content of a digital asset. The digital asset is downloaded to the wireless device from any one of a plurality of content servers or other wireless devices. The digital asset comprising a content ID, content encrypted with a content key, and information on obtaining rights to the content being expressed in a voucher generated by a voucher server in the network. The method, system, and computer program product also creates the digital asset for downloading to a wireless device from one of a plurality of content servers in a network and generates a voucher at the voucher server.

Digital rights management in a mobile communications environment

The invention provides a method, system, and computer program product to control the access, copying, and/or transfer of a digital asset by mobile, wireless devices using a digital voucher. The digital voucher references a primary content that contains all of the expression for that particular asset and a secondary content that contains information that can be distilled out as a preview. The information in the primary content can be limited to a specified duration or a specific number of viewings. The author, owner, or possessor of the digital asset specifies the terms and conditions for distribution of the digital asset. The digital voucher authorizes the mobile, wireless device to access a specified primary or secondary content that may be located elsewhere in the network. The mobile, wireless device can download a copy of portions or all of the content depending on the terms specified in the voucher.

A method of purchasing and printing a ticket from a wireless device. A wireless device selects and pays for a ticket from a wireless terminal. The ticket is printed at a later time in order to reduce the possibility of the losing it. A printing device is selected by the purchaser and requests the ticket to be printed when desired using the portable terminal. The printing device and the ticket server are interconnected through the Internet, for example, with various checks being performed before the ticket is printed.

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Espoo, Finland

Juha-Pekka Sipponen