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LARGE BAND INDUCTIVE ANTENNA FOR CONTACTLESS COMMUNICATION SYSTEMS

  • US 20100297938A1
  • Filed: 11/05/2008
  • Published: 11/25/2010
  • Est. Priority Date: 11/05/2007
  • Status: Active Grant
First Claim
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1. A device for transmission of signals by contactless inductive coupling comprising at least one structure forming one or several antennas, said structure comprising at least first and second pluralities of conducting links, each plurality of conducting links forming a conducting circuit through which a current may circulate,the conducting circuits being distinct such that the current circulating in each circuit may be different, the set of said conducting links being arranged such that there is a projection of the conducting links in the form of a first contour with a first shape, a second contour located inside the first contour and in the same plane and with a second shape homothetic with said first shape, and a plurality of segments connecting the first contour and the second contour.

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