Please check the webpage at my former university for older publications as well. Feel free to contact me per E-mail, if you wish to obtain a PDF version of a paper not linked here or check out one of the following links:
Mayu Horiuchi, Takuya Fujiwara, Ferdinand Peper, Kenji Leibnitz, Naoki Wakamiya, Maki Arai, Dae-Il Noh, Won-Joo Hwang, Jin Nakazato, and Mikio Hasegawa, "Improving performance of asynchronous pulse code multiple access by machine learning-based pulse detection", in preparation.
The papers marked as "in preparation" are currently work in progress or only intended publications and the given titles are tentative.