1. RFID SENSORS OBJECTIVES ABOUT PASSIVE RFID METHODS FINDINGS
Research Team: Amir Shahidi, Sandunmalee Abeyratne, Praveen Margana,
Christopher Lyons, Vivek Ravi
Advisors: Dimitrios Peroulis, Xiaoguang Liu
OBJECTIVES
Investigate various passive RFID tags for use on metal bearings
Modeling of real-world environments for RFID tags
ABOUT PASSIVE RFID
Radio Frequency Identification
Applications include inventory tracking
Tag composed of IC and antennae
Tags activated by RF signal from reader
Information sent to reader via electromagnetic waves
Thing Magic Reader
METHODS
Tag Testing
Distance Sensitivity
Orientation Sensitivity
Effect of metal
Different environments
Bearing Testing
Various Cage Designs
Insulating tags from metal bearing
FINDINGS
Discovered Xerafy Picox tags have optimal performance in metal environments.
Linearly polarized antenna
Transmitting frequencies 902 MHz – MHz
Lining tags with aluminum increases strength of reads
Performance factors – tags, readers, and the environment
FUTURE WORK
Exploring proper mounting techniques on bearings.
Field testing simulations of extreme real-life environments.
Testing the capability of tags to contain part information.
New Reader
Modifying tag size
CS101