If you’ve worked with passive RFID before, you know that most readers only work within inches of the card. In [Fran’s] DEFCON talk this summer he calls it the “ass-grabbing method” of ...

The electronics of a reader, including a digital signal processor, on a circuit board. Modules can be put in an RFID label printer or other device, as opposed to a standalone reader.

A critical component of this technology is the RFID reader antenna, which plays a vital role in the efficiency and effectiveness of tag reading. Recent research has focused on innovative designs ...

Also called an "RFID interrogator." The maximum distance between the reader's antenna and the tag vary, depending on application. Credit cards and ID badges have to be brought fairly close to the ...

and ISO standards like ISO 14443A/B (T=CL), ISO 15693, ISO 18092 / ECMA-340 (NFC). ELATEC T4BO-F6 TWN4 MultiTech 2 LF/HF/NFC OEM RFID Card/Smartphone Reader Module ELATEC T4PK-F03TR7-P TWN4 Palon ...

Conversation turns to the Flipper Zero, and aspects of its design, and one of the parts we end up talking about is its built-in 125 kHz RFID reader. It’s a surprisingly complex circuit with a ...