FIELD: data carriers engineering.
SUBSTANCE: carrier has, at least, one coil for noncontact receiving of amplitude-modified signals, rectifier circuit, circuit device for handling and/or memorizing data, power voltage adjustment circuit, current measuring device acting as amplitude demodulator.
EFFECT: possible prevention of received signal modulations distortions.
11 cl, 9 dwg
Authors
Dates
2004-08-10—Published
1999-03-03—Filed