Backscatter transponder

Details Backscatter transponder Backscatter transponder

2005-12-23

2010-12-28

Wu, Daniel (Department: 2612)

Communications: electrical

Selective

Interrogation response

C340S572100, C340S572400, C340S010400, C340S010500, C340S010510, C342S044000, C342S051000, C343S745000, C343S913000

Reexamination Certificate

active

07859387

ABSTRACT:
A backscatter transponder for an HF communication system with modulated reradiation, is provided that includes an antenna for receiving high-frequency carrier signals, wherein the antenna has reflective characteristics, a control unit for providing transponder-specific parameters, and a modulator that can be driven by the control unit. The modulator altering the reflective characteristics of the antenna in accordance with at least one transponder-specific parameter.

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