Method and system for updating a list of content stored on a user-operated device

摘要

A method and system are provided for delivering digital content. A first cataloged list of content is delivered from a user operated device to a media storage device, and attributes of the first cataloged list are determined. A second cataloged list of content is delivered from a content provider to the media storage device. The first cataloged list is modified based upon the second cataloged list and the attributes, and the modified first cataloged list is delivered to the user operated device. Content from the modified first cataloged list is delivered to the user operated device for storage and subsequent playback.

主权项

1. A method for updating a catalog of content stored on a portable device, the method comprising:
performing the following in a server in communication with at least one content provider and a portable device:
generating a plurality of delta files for a catalog of content available for download from the at least one content provider, wherein each delta file comprises an incremental file update to bring a previous update version of the catalog up-to-date:receiving information from the portable device indicating which update version of the catalog is stored in the portable device;selecting one of the plurality of delta files based on the information from the portable device;sending the selected delta file to the portable device to update the catalog of content stored on the portable device; andreceiving a user selection from the catalog of content stored in the portable device, wherein the user selection can be made even while the portable device is disconnected from the server, and wherein the user selection is stored in the portable device until a connection can be established with the server.