Surface acoustic wave identification tag having enhanced...

Details Surface acoustic wave identification tag having enhanced... Surface acoustic wave identification tag having enhanced...

2005-11-22

2005-11-22

Kim, Ahshik (Department: 2876)

Registers

Coded record sensors

Particular sensor structure

C235S455000

Reexamination Certificate

active

06966493

ABSTRACT:
A surface acoustic wave (SAW) identification tag and methods of operating and manufacturing the tag. In one embodiment, the tag includes: (1) a piezoelectric substrate having a SAW transducer located thereon, (2) a group of slots arranged by both pulse position and phase position on said substrate; and (3) a number of reflectors distributed among the slots such that the reflectors encode a number by both pulse position and phase position.

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patent: 196 22 154 (1995-10-01), None
patent: PCT/AU89/00470 (1990-05-01), None

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