Satcom: “Direct satellite connectivity for mobile phones has become a new development trend, and satellite communication will gradually become popular among the general public,” noted a team led by Cui Wanzhao from the China Academy of Space Technology. Their work, detailed in the Aerospace Science and Technology journal, highlights the overcoming of significant technical challenges related to passive intermodulation (PIM), which can degrade the quality of satellite calls.
China News: Chinese scientists achieve a groundbreaking milestone with the world's first satellite 'Tiantong' enabling direct smartphone calls. The Tiantong-1 ser