AUTHOR=Gao Sibo , Ma Chunjiang , Tang Xiaomei , Wang Feixue TITLE=Single-epoch power positioning method for multi-beam LEO communication satellites JOURNAL=Frontiers in Physics VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2025.1533951 DOI=10.3389/fphy.2025.1533951 ISSN=2296-424X