@article{Kazuyuki Ishida20202020XBL0095, title={Optical TDM technology for N+1 redundant systems in high resolution optical earth observation satellites}, author={Kazuyuki Ishida and Satoshi Yoshima and Ayano Sakamoto and Takashi Suehiro and Masaki Noda and Hiroshi Aruga}, journal={IEICE Communications Express}, volume={9}, number={10}, pages={470-475}, year={2020}, doi={10.1587/comex.2020XBL0095} }