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  • Norbert Holl, Bernd Wunderer
  • Computer Science
  • 2005 (First Published: 29 June 2005)
  • The invention relates to an apparatus and method for testing sensors for documents of value and an associated test medium. According to the invention a test medium (1) with an electronic data memoryContinue Reading
  • Norbert Holl, Bernd Wunderer
  • Computer Science
  • 2003 (First Published: 23 May 2003)
  • The invention relates to an apparatus for checking bank notes detected with a line-shaped sensor and a line-shaped light source in which the bank notes are moved for testing between the sensor andContinue Reading