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US 2010/0073142 A1Published application
Saw based chipless passive rfid tag using cellulose paper as substrate and method of manufacturing the cellulose paper
AssigneeInha-Industry Partnership Institute
InventorJae Hwan Kim
Life of this patent
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Abstract
A SAW based chipless passive tag includes a dipole antenna, a SAW based IDT, and a plurality of reflectors, which are provided on a cellulose paper, so that a reader can read identification information of an object.
Claims14
A chipless passive tag comprising:
- an antenna for receiving a microwave from a reader;
- an SAW based IDT for converting an electric signal into a mechanical signal;
- and
- a plurality of reflectors for reflecting a surface acoustic wave;
- wherein the antenna, the SAW based IDT and the reflectors are mounted on a substrate made of a cellulose paper.
2 more elements
A method of manufacturing a cellulose paper, comprising:
- solving cellulose pulp with a solvent to make a solution of micro fibers;
- forming a thin film through spin-coating or extruding, in which the micro fibers are arranged in a regular direction;
- and
- removing the solvent from the thin film.
1 more element
Dependencies are inferred from the claim text.