TY - Journal of Beijing University of Posts and Telecommunications A1 - HE Jian-hua, ZHAO Hui, XU Xiao-bin, YAN Lei, WANG Shang-guang T1 - Data Collection Method of Space-Based Internet of Things Based on Improved Double Level Distributed LT Code Y1 - 2020-11-30 00:00:00.0 JF - Journal of Beijing University of Posts and Telecommunications JO - Journal of Beijing University of Posts and Telecommunications SP - 118 EP - 125 VL - 43 IS - 6 UR - {https://journal.bupt.edu.cn/EN/10.13190/j.jbupt.2020-148} N1 - 10.13190/j.jbupt.2020-148 ER -