Wireless Assistive Control Device Upper Extremity Motion Capture Sensor Melissa Gilbert Alan Smith...
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Wireless Assistive Control Device
Upper Extremity Motion Capture Sensor
Melissa GilbertAlan Smith
Jonathan GuerretteDan Chapman
Pooja NandaAdey Gebregiorgis
Action Items completed Concept selection matrix completed for
sensors, data acquisition system, GUI Up to date -> all living documents
2-Q plan, 1 page summary, customer needsSpecification finalized
Benefits of the BioRadioConcepts
A B
Custom Circuit
BioRadio
Selection Criteria WeightRatin
g Notes WtdRatin
g Notes Wtd
Mechanical Integration 2 14% 2 0.29 3 0.43
System Overhead 4 29% 5 1.43 3 0.86
Accuracy 5 36% 2 0.71 5 1.79
Cost 3 21% 3 0.64 5 1.07
Wireless Transmission 2 14% 3 0.43 5 0.71
PC Software Capabilities 3 21% 2 0.43 3 0.64Timed Integration of
Sensors 5 36% 2 0.71 4 1.43
Design Time 5 36% 1 0.36 5 1.79
Total
Score 5.00 8.71
Rank 2 1
Continu
e? No Yes
Matrix selection for motion sensors
Concepts A B C Accelerometer Goniometer Gyroscopes
Selection Criteria Weight Rating Notes Wtd Rating Notes Wtd Rating Notes Wtd
Signal Processing 5 21% 1 0.21 3 0.63 1 0.21
Mechanical Integration 5 21% 1 0.21 3 0.63 3 0.63
Power Requirement 3 13% 4 0.50 4 0.50 4 0.50
Position Accuracy 5 21% 1 0.21 4 0.83 1 0.21
System Overhead 3 13% 4 0.50 2 0.25 4 0.50
Cost 3 13% 4 0.50 2 0.25 4 0.50
Total Score 2.13 3.08 2.54
Rank 8 5 6
Continue? No No No
New Action Items Setup SVN for entire group Brace concept selection matrix Mechanical integration of sensors More Brace research and prototyping Research extensively final sensor selection
Compare data sheets Obtain samples