The area in which a passive interrogator can provide
enough energy to power up a passive tag and receive back information. Also
called the read field or reader field. Tags outside the interrogation zone
do not receive enough energy from the interrogator to reflect back a signal.
Interrogation zone
The area in which a passive interrogator can provide enough energy to power up a passive tag and receive back information. Also called the read field or reader field. Tags outside the interrogation zone do not receive enough energy from the interrogator to reflect back a signal....