pat desantis james silvia travis collins bitar team 2
TRANSCRIPT
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Good Vibes
Pat DeSantisJames SilviaTravis Collins
Bitar Team 2
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What is our Product?
• Modular Fire Alarm for the deaf or hearing impaired
• Simple to install• Requires no wiring
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What does it do?
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The Need?
• How to wake a deaf person from sleep during an emergency?
• Sight• Smell• Touch• Taste• Hearing
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Proposal
• A modular fire alarm system for home use that will wake the deaf/hearing impaired while asleep.
• Over 278 Million Deaf/Hearing ImpairedWorldwide.
• Efficiency: 27% (Lights) to 83% (Vibrator)
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Market Research
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Customer Requirements
• Affordable• Easy to install• Modular• Work will any existing fire alarm siren• Battery Backup• Bullet-Proof upon operation (Implicit)• Small, non-intrusive (Implicit)
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Product Specifications
• Reset Button• AC/DC Converter• Effective Vibration Motor• Accurate Microphone• T3 Pattern Recognition
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Artist’s Rendering
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Competition
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Gentex Smoke Detector
• -$130• - employ a bright flashing
LED in addition to the loud beeping sound
http://www.adcohearing.com/media/MI_6524.jpg
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Shake-Up Smoke Detector and Bed Shaker
• -$270• -custom smoke
detector that has a built-in transmitter
http://productsforthedeaf.com/library/SC-SYS50011.jpg
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Competitive Value Analysis
CharacteristicsWeight
Reliability50
Cost30
Installation10
Modularity5
Portability5
Total100
Competitors
Gentex 2 2 1 1 2 180
Shake-Up 3 1 2 1 2 215
WPI 3 3 3 3 3 300
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System Block Diagram
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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Input Signal
• Sound from any current fire alarm system
• 3 – 3.2 kHz• Above 85 dB• T3 Sound Standard
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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Microphone Schematic
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Signal Processing
• Band Pass Filter– 3000-3200Hz
• Voltage Comparator– Determine if sound is above dB
threshold
• Shift Register– Sample every half second
• Logic Circuit– Recognize T3 pattern
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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Bandpass Filter Schematic
3000-3200Hz
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Digital Signal Processing Schematic
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Switch
• JK Flip Flop• Power Transistor
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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Output Schematic
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Output
• Vibration Motor
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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Good Vibes
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Product Results
• Current Status: Functional Prototype!• Meets our basic design criteria!• Expect a final result within the next week, with a
couple enhancements.
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Enhancements
• Microphone– Increase input radius
• Vibration Device– Sleek, durable, custom-made enclosure– More powerful vibration motor
• Implement main housing
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Cost Analysis
• Fixed Cost: $150,000• Unit Cost: $32.00 at 100,000 units• Total Production Cost: $3.35 million• Selling Price: $100.00• Total Revenue: $10 million• Profit: $6.65 million• Return on Investment: 1.98
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Video
Questions?