The idea is to switch the individual cell out of the series connected cells which is falling short of sunlight due to shade or dust. I just thought and getting this idea. An optical sensor which measures the light in the individual cell's area and trigger's FETS built inside the cell will also solve this problem.
Replay available now: A handful of emerging network technologies are competing to be the preferred wide-area connection for the Internet of Things. All claim lower costs and power use than cellular but none have wide deployment yet. Listen in as proponents of leading contenders make their case to be the metro or national IoT network of the future. Rick Merritt, EE Times Silicon Valley Bureau Chief, moderators this discussion. Join in and ask his guests questions.