%0 Journal Article %T Research on the demodulation method of tracking angular error signal acquired by relay star for spread spectrum users %A Gao, Yu-long %A Gao, Ming %A Wang, Yu-fan %A Hu, Tao %A Xie, Yang %J Proceedings of SPIE %V 12626 %P 1262602-1262602-7 %@ 0277-786X %D 2023-04-28 %I SPIE %~ DeepDyve