8 ms·
You can read a passive RFID from about 30 meters with the right equipment.
by foxyv 1mo ago
You can read a passive RFID from about 30 meters with the right equipment.
- VTimofeenko 1mo ago"Right equipment" is probably very load bearing. Wouls need a very high gain directional antenna, not sure if a camera next to the road has the space to pick this up from a moving car.
- foxyv 1mo agoLong distance RFID readers are currently used mostly for warehouse inventory tracking. Nowadays you can steer antennas using phased arrays like they use in 5G. https://www.zebra.com/us/en/products/rfid/rfid-readers.html?tactic_type=SEMB&tactic_detail=AV_RFID_PortfolioEN_NA_None&utm_source=microsoft_ads,bing&utm_medium=paid_search,cpc&msclkid=98eeee07011e14f5274084836df80190&utm_campaign=MicrosoftAds%7CNA%7CUS-US%7CEN%7CPortfolio%7CBOF%7CRFID%7CNon-Brand&utm_term=long%20range%20rfid%20scanner&utm_content=RFID%20Long%20Range%20Scanners&page=1 https://www.zebra.com/us/en/products/rfid/rfid-readers.html?... Although, as I understand it, Flock itself is mostly just looking for Bluetooth, BTLE, TPMS Sensors, and Wifi devices.