×

System and method for controlling the distribution of data translation components to portable data collection devices

  • US 20060138236A1
  • Filed: 02/23/2006
  • Published: 06/29/2006
  • Est. Priority Date: 07/29/2002
  • Status: Active Grant
First Claim
Patent Images

1. A data collection device for reading a machine readable data storage medium comprising data encoded in a readable format, the data collection device comprising:

  • a) a non-volatile memory storing a reader ID and a public key;

    b) a processor operating an embedded decoder system comprising a decoder module and an interpreter module;

    i) the decoder module receiving digital data from a medium reading system, the digital data comprising a representation of the machine readable data storage medium, determining the data encoded in the machine readable data storage medium, and generating decoded data; and

    ii) the interpreter module receiving the decoded data and manipulating the decoded data in accordance with the plurality of data manipulation commands defined in a rule file to generate formatted data, the interpreter module obtaining the rule file by;

    receiving a protected rule file, the protected rule file comprising an encrypted representation of the rule file;

    receiving a license file, the license file comprising an encrypted representation of a license record, the license record comprising identification of an authorized reader, a source identifier, and a source license key;

    deciphering the license record using the public encryption key and a predetermined asymmetric encryption algorithm; and

    if the identification of an authorized reader matches the reader ID, deciphering the protected rule file using the source license key to recover the rule file.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×