×

Postal meters and systems employing watermarking

  • US 20030105730A1
  • Filed: 09/12/2002
  • Published: 06/05/2003
  • Est. Priority Date: 05/19/1999
  • Status: Abandoned Application
First Claim
Patent Images

1. A method of operating a postal meter comprising:

  • weighing an article of postal mail using a scale that provides weight data to the meter;

    in a processing unit of said meter, determining a postal charge corresponding to said weight;

    using a printing device associated with said meter, printing on the article a pattern having auxiliary information steganographically encoded therein, said auxiliary information representing at least two of the following;

    zip code of recipient, zip code of sender, postal charge, an identifier for use in internet linking, a serial number, and place of posting.

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