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Multicast downloading of software and data modules and their compatibility requirements

  • US 20030028899A1
  • Filed: 09/24/2002
  • Published: 02/06/2003
  • Est. Priority Date: 02/14/1996
  • Status: Abandoned Application
First Claim
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1. A system for downloading information, comprising:

  • a downloading source comprising a plurality of different modules each corresponding to a different set of terminal compatibility requirements which must be satisfied in order for the module to be downloaded by a terminal, a module descriptor table which associates each of the plurality of different modules with a set of descriptors which describe the different set of compatibility requirements, and means for transmitting the module descriptor table and the plurality of different modules over a network; and

    a plurality of terminals each configured to receive the module descriptor table and the plurality of different modules transmitted from the downloading source, each terminal comprising means for extracting one or more sets of descriptors from the module descriptor table, finding a match between the one or more sets of descriptors and a terminal table which defines compatibility interfaces of the terminal, and downloading one of the plurality of modules associated with the matched set of descriptors.

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