CDMA technology background

CDMA technology on human beings from the higher-quality wireless communications. During the Second World War as a result of the war on the needs of the research and development of CDMA technology, their original thinking is the enemy of one's own side to prevent interference with communications, during the war are widely used in anti-military communication, and later updated by QUALCOMM Incorporated to become commercial Cellular telecommunications technology. In 1995, the first commercial CDMA system later, CDMA technology's many advantages in theory in practice have been tested, which in North America, South America and Asia and other places have been quick to promote and applications. Many of the world's countries and regions, including Hong Kong, China, South Korea, Japan, the United States have established a CDMA commercial network. In the United States and Japan, CDMA has become the major domestic mobile communications technology. In the United States, 10 mobile communications company operating in 7 selected CDMA. In April this year, South Korea, 60% of the population into CDMA users. In Australia to host the 27th Olympic Games, CDMA technology is playing an important role in