| 摘要 |
FIELD: engineering of equipment for marking goods, objects and packing these to provide concealed marking to prevent forgery, and also to prevent carry-over of unpaid goods from a shop. ^ SUBSTANCE: marking device contains signaling block including transmitting-receiving antenna, amplifier, periodic oscillations generator, rectangular impulse generator, correlator, memory blocks, indicators and electric label in form of piezo crystal with aluminum thin-film oppositely rod transformer applied onto its surface consisting of two comber-type electrode systems applied to surface of piezo-crystal, communication buses with micro-strip antenna, and a set of reflectors. ^ EFFECT: expanded functional capabilities of device due to identification of goods provided with electric labels. ^ 2 dwg
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