The United States has covered the entire world with 8,000 satellites, and China is building data centers in space. If South Korea tries to compete in the number of rocket launches now, it has no ...

Abstract: We define a capacity function in this paper to measure the maximum utility of the preambles. It is shown that the ACB (access class barring) factor method cannot reach the full capacity but ...

Abstract: To achieve Sustainable Development Goals (SDGs) 10 and 17, exploring the potential linkages between factor market integration and common prosperity is necessary. However, limited research ...

Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, and unreliable satellite visibility. This study presents a new positioning ...