pat desantis james silvia travis collins bitar team 2
TRANSCRIPT
Good Vibes
Pat DeSantisJames SilviaTravis Collins
Bitar Team 2
What is our Product?
• Modular Fire Alarm for the deaf or hearing impaired
• Simple to install• Requires no wiring
What does it do?
The Need?
• How to wake a deaf person from sleep during an emergency?
• Sight• Smell• Touch• Taste• Hearing
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)
Market Research
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)
Product Specifications
• Reset Button• AC/DC Converter• Effective Vibration Motor• Accurate Microphone• T3 Pattern Recognition
Artist’s Rendering
Competition
Gentex Smoke Detector
• -$130• - employ a bright flashing
LED in addition to the loud beeping sound
http://www.adcohearing.com/media/MI_6524.jpg
Shake-Up Smoke Detector and Bed Shaker
• -$270• -custom smoke
detector that has a built-in transmitter
http://productsforthedeaf.com/library/SC-SYS50011.jpg
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
System Block Diagram
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
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
Microphone Schematic
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
Bandpass Filter Schematic
3000-3200Hz
Digital Signal Processing Schematic
Switch
• JK Flip Flop• Power Transistor
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
Output Schematic
Output
• Vibration Motor
Input Signal
Band Pass Filter
Voltage Comparator
Shift RegisterLogic Circuit
Vibration Motor
JK Flip Flop Power Transistor
Good Vibes
Product Results
• Current Status: Functional Prototype!• Meets our basic design criteria!• Expect a final result within the next week, with a
couple enhancements.
Enhancements
• Microphone– Increase input radius
• Vibration Device– Sleek, durable, custom-made enclosure– More powerful vibration motor
• Implement main housing
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
Video
Questions?