Exploiting Digital Micro-Mirror Devices for Ambient Light Communication

Explore a groundbreaking conference talk on ambient light communication that introduces PhotoLink, a novel platform utilizing digital micro-mirror devices (DMDs). Delve into the advantages of exploiting ambient light for wireless communication, including free spectrum usage and unmodified lighting infrastructure. Discover how the researchers developed an optical model to understand the fundamental limits and opportunities in this field. Learn about the superior performance of PhotoLink compared to traditional liquid crystal display (LCD) transmitters, achieving data rates 30 to 80 times faster while consuming less than 50 mW. Gain insights into how this technology breaks the 10 kbps barrier for ambient light communication links and its potential impact on the future of wireless communication.

NSDI '22 - Exploiting Digital Micro-Mirror Devices for Ambient Light Communication