A few days ago, while writing an article on optical communication, I mentioned the CE, C++, and C+L bands. Many students asked, previously they only knew about the O band, E band, C band, and L band, and had never heard of CE, C++, and C+L bands. What do these mean? Today, I’ll specifically explain … Read more
Source: Semiconductor Industry Observation History of Semiconductor Development 1. Semiconductors are the foundation of information technology. The invention of large-scale integrated circuits, semiconductor lasers, and various semiconductor devices in the last century played a crucial role in the modern information technology revolution, triggering a new global industrial revolution. Information technology is the major trend in … Read more