SensorFly: Controlled-mobile Sensing Platform for Indoor Emergency Response

Applications

- Twohsien 2011.5.9

Aveek Purohit, Zheng Sun, Frank Mokaya and Pei Zhang

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Motivation

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Contribution Small, low-cost！ (29g, $200)

Node capability vs. resource

Deployment autonomy

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Hardware Design

Hardware Design, Key Constraints

Cost

Weight

EnergyInterference and Noise

Hardware Design, Design trade-offs Processor

ARM7 based LPC2148 AVR AtMega644

Navigation Sensors

Hardware Design, Design trade-offs Radio

Digi XBee nanoLOC TRX transceiver module

Motors Two 7mm core-less motors

Hardware Design, Board Layout

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Software Architecture

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Hardware Characterization Height and Orientation Estimation Ranging

Flight Time

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Evaluation

Evaluation

Evaluation

Evaluation

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Conclusion 29g controlled-mobile aerial sensor network

platform for indoor emergency fire monitoring applications.

Achieve performance in both sensing quality and coverage that matches or exceeds pre-deployed static network infrastructures.

OUTLINE Motivation Contribution Hardware Design Software Architecture Hardware Characterization Evaluation Conclusion Discussion

Discussion Strength

Use simple devices to achieve performance needed.

Weakness The platform is focus on fire monitoring

applications, but the design did not use temperature and smoke information.

Flight time may not sufficient.