Transponder arrangement

US6249258A · kind A · utility

Assignee

• AEG Identifikationssysteme GmbH · DE

Inventors

• Werner Bloch · Eislingen/Fils, DE
• Lothar-Markus Leuck · Frankfurt am Main, DE
• Thomas Reitmayer · Ulm, DE
• Michael Muller · Harper Woods, US

Key dates

• Filing date: Sep 8, 1998
• Grant date: Jun 19, 2001
• Expiry date: Sep 8, 2018

Classification

• Technology area (CPC G): Physics
• CPC primary: G01V15/00
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

The invention concerns a transponder arrangement in which the transponder is disposed on a conductive surface. According to the invention, the coils forming the transponder antenna are aligned at a slight distance from the metal surface with their main magnetic field direction parallel to this surface.