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US 11,371,823 B1Granted
Magnetoelastic strain sensor and radio-frequency identification tag including the same
AssigneeHRL Laboratories, LLC
InventorsChia-Ming Chang, Hyok J. Song, David Shahan, Geoffrey McKnight
Life of this patent
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Abstract
A wireless radio-frequency identification (RFID) strain sensor including: a substrate; an antenna on the substrate; and an integrated circuit on the substrate and electrically connected to the antenna. At least one of the substrate and the antenna includes a magnetoelastic material.
Claims16
A wireless radio-frequency identification (RFID) strain sensor comprising:
- a substrate;
- an antenna on the substrate, the antenna comprising a conductive metal and a magnetoelastic material coated on at least a portion of the conductive metal, the conductive metal being configured as a loop;
- and
- an integrated circuit on the substrate and electrically connected to the antenna.
1 more element
A radio-frequency identification (RFID) strain sensor comprising:
- a substrate;
- an antenna on the substrate, the antenna comprising a conductive metal configured as a loop, a magnetoelastic material being coated on at least a portion of the conductive metal;
- and
- an integrated circuit on the substrate and electrically connected to the antenna.
1 more element
A wireless radio-frequency identification (RFID) strain sensor comprising:
- a substrate;
- a cylindrical antenna on the substrate, the antenna comprising a conductive metal and a magnetoelastic material coated on at least a portion of the conductive metal, the conductive metal being configured as a cylindrical loop;
- and
- an integrated circuit electrically connected to the antenna.
1 more element
Dependencies are inferred from the claim text.