RF ID’s Tags

I’m currently doing research for a company who is need of a Warehouse Inventory Management System. One of the options I am looking at is RFID tags.

I found a great resource: RFID journal FAQ

There are two types of RFID categories:

Active Contains a battery and actively transmits a signal. Passive This type does not contain a power source. It’s antenna creates power using the incoming signal. Then it transmits back it’s information

Quite ingenious.