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Apparatus and method for blocking access to undesirable web sites on the internet

  • US 6,934,753 B2
  • Filed: 03/08/2001
  • Issued: 08/23/2005
  • Est. Priority Date: 04/21/2000
  • Status: Expired due to Term
First Claim
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1. An apparatus for blocking access to undesirable web sites comprising:

  • a central control center for specifying and providing control lists of the undesirable web sites to be blocked and for managing subscribers;

    a plurality of remote control units disposed between Internet Service Providers (ISPs) and the subscribers for blocking access to the undesirable web sites based on the control lists to be blocked supplied from the central control center when the subscribers attempts to access the undesirable web sites; and

    a link control network for controlling connections of the plurality of remote control units and the central control center;

    wherein the remote control unit includes;

    a blocking control server, coupled to the central control center, for specifying a block list and controlling Internet connection by subscribers;

    an access block list DB for storing the lists of undesirable web sites received from the central control center; and

    an expert engine for analyzing a type of utilizing information by the subscribers and for transmitting the information to the central control center when the information is to be blocked.

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