Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Radar transponder only
Patent
1994-01-07
1997-11-18
Hellner, Mark
Communications: directive radio wave systems and devices (e.g.,
Radar transponder system
Radar transponder only
340572, 156268, 156 52, 427 96, G01S 1308, G08B 1314, B32B 3100, B05D 512
Patent
active
056892632
ABSTRACT:
An antipilferage tag is disclosed which includes a resonant circuit adapted to receive an RF signal and to transmit a response signal when interrogated by said RF signal. The tag includes circuit components constituted by or fabricated from a metallized layer supported by a dielectric material.
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patent: 5494550 (1996-02-01), Benge
Esselte Meto International GmbH
Hellner Mark
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