Free Space Optical Communications

Senior Design Project Fall 2011

TEAM AWESOME

OVERVIEW

• Block Diagram

• Review Previous Action Items

• Program Status & Project Schedule

• System Demonstration

• Action Items

SYSTEM BLOCK DIAGRAM

ADC

Laser Driver Laser

Power & Charging

Light pulses

Audio Signal Audio SignalDAC

ReceiverPhoto Diode

Power & Charging

Transmitter Receiver

REVIEW OF PREVIOUS ACTION ITEMS• Complete Project Schedule

• Complete Working Receiver

• Integrate Receiver and Transmitter

• Complete Working Prototype

TRANSMITTER DESIGN CHANGE

Old Design New Design

RECEIVER DESIGN CHANGE• LT1226 Op-Amp

PROGRAM STATUS & PROJECT SCHEDULE

SYSTEM DEMONSTRATION

ACTION ITEMS• Package Project

• Verify System Functionality

• Test for Battery Life

• Test for Ease of Setup