Programmable-code electromagnetic transponder

Details Programmable-code electromagnetic transponder Programmable-code electromagnetic transponder

2003-02-11

2008-05-13

Zimmerman, Brian (Department: 2612)

Communications: electrical

Selective

Interrogation response

C340S010200, C340S010300

Reexamination Certificate

active

07372359

ABSTRACT:
An electromagnetic transponder including: a parallel oscillating circuit adapted to extracting a supply signal from a radiated field; in parallel with the oscillating circuit, several branches each including a programmable resistor and a switch; and a cyclic control element for successively turning on the switches, each resistor forming an element for storing a portion of the code stored in the transponder.

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French Search Report from French Patent Application No. 02/01642, filed Feb. 11, 2002.

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