Wireless radio frequency verification system and method
The invention relates to the technical field of wireless radio frequency, and discloses a wireless radio frequency verification system and method.The wireless radio frequency verification system comprises a power supply and a data acquisition module, the power supply is electrically connected with a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of wireless radio frequency, and discloses a wireless radio frequency verification system and method.The wireless radio frequency verification system comprises a power supply and a data acquisition module, the power supply is electrically connected with a signal transmitting module and the data acquisition module, and the signal transmitting module comprises a card reader baseband simulator and a modulator; the card reader is provided with a simulator used for generating analog signals, the modulator modulates the analog signals into signals capable of being responded by the electronic tags, the number of unknown tags in the electronic tags is estimated, then the unknown tags are inactivated through the segmented Bloom filter, interference of the unknown tags is eliminated, and the electronic tags can respond to the unknown tags. The method comprises the following steps of: firstly, obtaining label signals, then removing empty time slots from the label signals thro |
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