Week 20: QRB2

This week, the Gear Guardians presented their project progress during their Quarterly Review Board (QRB) 2 presentation. Each sub team’s accomplishments and next steps were presented to defend the timely completion of our project. The QRB board pointed out that a $2,000 budget proved to be more than enough money for our team to construct one complete system. Therefore, the team made the decision this week to construct a second system-a decision that will be essential for us to prove the scalability of our system. Construction of a second false doorway will begin next week. The QRB panel was ultimately pleased with our progress and future plans!

With the serial communication configured using the serial converter, the team conducted RFID range testing to determine the appropriate power for the RFID system. This will be integrated with the ultrasonic sensors so that the sensors will only activate if a tag is detected. A few basic tests were performed with the sensors. Tests that measured movement directionality where a user walks under the doorway at a constant pace proved to be successful while tests that involved pausing underneath the doorway did not meet our expectations. Further work will be conducted next week to refine the ultrasonic sensor logic so that we can meet our target goals. A usability survey was also drafted this week to assess the efficacy of our system from a third-party perspective. We are excited to finish system integration soon and start testing. Go Gear Guardians!

RFID read range testing setup
Gear Guardians team member Isaac setting up the RFID and ultrasonic sensors to test motion direction

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