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MEDIA PASSPORT SYSTEM

  • US 20090243800A1
  • Filed: 03/29/2008
  • Published: 10/01/2009
  • Est. Priority Date: 03/29/2008
  • Status: Active Grant
First Claim
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1. A media passport system, comprising:

  • a radio frequency identification (RFID) transponder attached to a removable medium;

    a plurality of RFID readers installed in rooms, wherein each RFID reader has a unique identification (ID); and

    a security server connected to the plurality of RFID readers via a network,wherein the security server hosts a zone-table comprising;

    a unique ID information of the removable medium; and

    a zone information determined as a subset of the unique IDs of the plurality of RFID readers,wherein the RFID transponder transmits a unique ID of the removable medium to an RFID reader in the plurality of RFID readers when the RFID transponder passes by the RFID reader,wherein the RFID reader transmits the unique ID of the removable medium and the unique ID of the RFID reader to the security server,wherein the security server determines the RFID reader that receives the unique ID of the removable medium,wherein the security server determines a zone where the RFID reader is located,wherein the security server checks the zone-table to determine whether the unique ID of the removable medium is allowed in the zone where the RFID reader is located,wherein the unique ID of the removable medium is allowed in the zone where the RFID reader is located, if the unique ID information of the removable medium, and the zone information where the RFID reader that received the unique ID of the removable medium is located are on a same row of the zone-table, andwherein the security server sounds an alarm if the unique ID of the removable medium is not allowed in the zone where the RFID reader is located.

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