Multi-loop antenna for radio-frequency identification

Details for Australian Patent Application No. 2009251151 (hide)

Owner 3M Innovative Properties Company

Inventors Waldner, Michele A.

Agent Davies Collison Cave

Pub. Number AU-A-2009251151

Parent 2003279833

Filing date 23 December 2009

Wipo publication date 21 January 2010

International Classifications

G06K 7/10 (2006.01) Methods or arrangements for sensing record carriers - by electromagnetic radiation, e.g. optical sensing

G06K 7/08 (2006.01) Methods or arrangements for sensing record carriers - by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes

H01Q 1/22 (2006.01) Details of, or arrangements associated with, aerials - by structural association with other equipment or articles

H01Q 7/00 (2006.01) Loop aerials with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop

Event Publications

21 January 2010 Application Open to Public Inspection

  Published as AU-A-2009251151

21 January 2010 Complete Application Filed

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