We all have seen those blinking red, green and yellow lights at almost every ending and intersection to put the howling traffic at check. Since decades, these have been symbolic of the traffic signal maintaining a controlled crossing and a congestion proof road network. The traffic light forms a major part of a state's safety and a major consumer of power and energy of the same. All kudos to the newer and innovative approaches of the modern technology, several disadvantages associated with the conventional traffic signal modules have been removed.
The...