System for publishing content on a portable digital storage medium
First Claim
1. A method of publishing creative content to at least one local digital display device, comprising the steps of:
- storing a first unit of the creative content on a first portable digital storage medium in an encrypted format in at least one of a plurality of content libraries selected from an audio library and at least one graphics library, the first unit of the creative content encrypted with a selected one of a plurality of private encryption keys;
encrypting a second unit of creative content using the selected private key and storing the second unit of creative content on the first portable digital storage medium in at least one of a plurality of content libraries selected from an audio library and at least one graphics library;
transferring the first portable digital storage medium to the local digital display device;
entering a preselected public key into the local digital display device, the preselected public key corresponding to the selected private key;
retrieving at least a portion of the first unit of the creative content from corresponding audio and graphics libraries and decrypting the retrieved portion of the first unit of the creative content by employing the public key using a public key/private key decryption algorithm;
retrieving at least a portion of the second unit of the creative content from corresponding audio and graphics libraries and decrypting the retrieved portion of the second unit of creative content using a second key different from the public key used to decrypt the first unit of creative content; and
displaying at least one of the portion of the first unit of creative content and the second unit of creative content on the local digital display device.
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Accused Products
Abstract
In a method of publishing creative content to at least one local digital display device, a first unit of the creative content is stored on a first portable digital storage medium in an encrypted format. The digital replication is encrypted with a selected one of a plurality of private encryption keys. The first portable digital storage medium is transferred to the local digital display device. A preselected public key is entered into the local digital display device. The preselected public key corresponds to the selected one of the plurality of private encryption keys. At least a portion of the first unit of the creative content is decrypted by employing the public encryption key using a public key/private key decryption algorithm. The portion of the creative content is displayed on the local digital display device.
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Citations
8 Claims
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1. A method of publishing creative content to at least one local digital display device, comprising the steps of:
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storing a first unit of the creative content on a first portable digital storage medium in an encrypted format in at least one of a plurality of content libraries selected from an audio library and at least one graphics library, the first unit of the creative content encrypted with a selected one of a plurality of private encryption keys; encrypting a second unit of creative content using the selected private key and storing the second unit of creative content on the first portable digital storage medium in at least one of a plurality of content libraries selected from an audio library and at least one graphics library; transferring the first portable digital storage medium to the local digital display device; entering a preselected public key into the local digital display device, the preselected public key corresponding to the selected private key; retrieving at least a portion of the first unit of the creative content from corresponding audio and graphics libraries and decrypting the retrieved portion of the first unit of the creative content by employing the public key using a public key/private key decryption algorithm; retrieving at least a portion of the second unit of the creative content from corresponding audio and graphics libraries and decrypting the retrieved portion of the second unit of creative content using a second key different from the public key used to decrypt the first unit of creative content; and displaying at least one of the portion of the first unit of creative content and the second unit of creative content on the local digital display device. - View Dependent Claims (2, 3, 4, 5)
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6. A method of publishing graphics content to at least one local digital display device, comprising the steps of:
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(a) storing a plurality of digital replications of a first unit of graphics content on a first portable digital storage medium in an encrypted format in at least one graphics library, wherein each digital replication includes data that is operable under a different operating system and each digital replication is encrypted with a selected one of a plurality of private encryption keys, (b) transferring the first portable digital storage medium to the local digital display device; (c) entering a preselected public key into the local digital display device, the preselected public key corresponding to the selected private key; (d) retrieving at least a portion of the first unit of the graphics content from the at least one graphics library and decrypting the retrieved portion of the first unit of the graphics content by employing the public key using a public key/private key decryption algorithm, wherein the at least one graphics library includes at least one of a black-and-white library containing black-and-white graphic files, a color library containing color graphic files, and a balloon library containing dialog balloon files; (e) displaying the portion of the graphics content on the local digital display device, further comprising the steps storing on the portable digital storage medium a plurality of digital replications of the first unit of graphics content, wherein each digital replication includes data that is operable under a different operating system. - View Dependent Claims (7, 8)
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Specification