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Hypermedia system

  • US 5,884,301 A
  • Filed: 01/15/1997
  • Issued: 03/16/1999
  • Est. Priority Date: 01/16/1996
  • Status: Expired due to Fees
First Claim
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1. A hypermedia system comprising a client computer, server computers for holding contents files, and a directory server computer for intensively managing information about said contents files, said computers being connected via a network, said directory server computer including:

  • a directory information storage means for storing node identifiers, information about the contents of said contents files which are nodes, and information about the linking relationship between said nodes with respect to said nodes managed by said server computers; and

    a retrieval means for retrieving information stored in said directory information storage means based on a request from said client computer and sending it to said client computer,wherein said directory information storage means comprises;

    primary table which holds a listing of said node identifiers corresponding to said nodes existing in said network;

    secondary tables each containing a group of nodes associated to a node;

    pointers to said secondary tables each containing said group of nodes associated to a node for a node identifier in said primary table; and

    a table having said node identifiers, indexes indicating genres of the contents of said contents files corresponding to said node identifiers, and the names of those server computers in which said contents files corresponding to said node identifiers are stored.

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