Individual contribution - Interactivity development

Confirmed interactivity for Vivid festival :

  The closer people standing in front of structure, the less LED will be lit up, the further , the more .

Hardware chosen : Arduino UNO

Image copied from : http://arduino.cc/en/uploads/Main/ArduinoUno_r2_front450px.jpg

Sensor chosen : Ultrasonic ( Ping ) sensor

Image copied from :http://cloud2.lbox.me/images/384x384/201208/us-100-ultrasonic-sensor-module-with-temperature-compensation-range-for-arduino_ksxpjy1346397831272.jpg

What ping sensor does is it sets off signals toward any objects that are in its sensing range, when signal bounces back to sensor, it calculates the distance of the detected object and the sensor itself. In simple terms, ping sensor tests distances. 



Here is my own setup for Arduino with ping sensor and multiple LEDs: