Blog category
Technology notes on UHF, HF/NFC, middleware, and reader physics.
A deep look into the radio frequency physics and communication protocols behind modern RAIN RFID and HF/NFC deployments. Learn how backscatter modulation, EPC Gen2v2 security features, and antenna near-field vs far-field coupling dictate read performance in challenging industrial environments.
How passive transponders harvest energy from reader RF carrier waves and communicate data by modulating antenna reflection impedance.
Comparing Impinj Indy R2000/E710 transceivers with NXP Ucode 9 and Monza R6 silicon for read sensitivity, memory banks, and autotuning.
Techniques for overcoming parasitic capacitance and RF absorption caused by water, liquids, and proximity to metallic asset surfaces.
Technology
Complete guide to RFID RSSI in dBm. Learn optimal signal thresholds (-45 to -65 dBm), multipath ghost read filtering, and reader antenna tuning.
Engineering guide to RFID RSSI signal strength measurement, dBm threshold tuning, antenna read zones, and ghost-read filtering in warehouse portals.
