Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) C. Dorrer and I. Kang,Real-Time Implementation of Linear Spectrograms for the Characterization of High Bit-Rate Optical Pulse Trains,IEEE Photonics Technology Letters,1041-1135,Institute of Electrical and Electronics Engineers (IEEE),2004-03,16,3,858-860,https://cir.nii.ac.jp/crid/1360855569326836352,https://doi.org/10.1109/lpt.2004.823692