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Based on the level of darkness, the distance from the node can be inferred.

HOW DOES IT WORK?

We USE SHADOWS TO DETECT PEOPLE.

PHOTOSENSING
CIRCUIT
SYNCHRONIZATION
CIRCUIT
LED LAMP
COMPUTATION AND
COMMUNICATION 
CLICK ON EACH BLOCK FOR A DESCRIPTION.
 MAIN BLOCKS of the system 

WEEKLY UPDATES

Started doing the  door opening experiments.

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Click on the date to see a PPT with detailed progress reports!

Minor debugging, played around with 3D printing software.

Collected readings for the door opening experiment and calculated Equal Error Rate for detection.

Tried using lens to help door opening detection with carpetted floors.

Took a break with experimenting and started improving the front end.

Continued playing with lens, read up on methods to improve front end.

Made improvements to the front end and plotted readings to compare noise levels.

Built a cascode amplifier for the front end. Made board designs using Eagle.

PRODUCT
ABOUT
FEATURED

Siddharth Rupavatharam

Minitha Jawahar

Mohamed Ibrahim

We're in WINLAB most of the time.

Meet The Team!

LINKS
ABOUT
SOCIAL

info@mysite.com

Tel: 123-456-7890

500 Terry Francois Street

San Francisco, CA 94158

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VISIBLE LIGHT SENSING

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