A digital PLL with two-step closed-locking for multi-mode/multi-band SAW-less transmitter. - Keisuke Ueda; Toshiya Uozumi; Ryo Endo; Takahiro Nakamura; Tetsuya Heima; Hisayasu Sato (CICC, 2012)

Optimal Spacecraft Transfer Orbit Design Using DRL Algorithm. - Ryo Endo; Isao Yamaguchi; Takeshi Yamasaki; Hiroyuki Takano (SICE, 2022)

An Improved Lower Bound on the Gate Count of Toffoli-Based Reversible Logic Circuits. - Takashi Hirayama; Ryo Endo; Katsuhisa Yamanaka (ISMVL, 2024)

Aerial SfM-MVS Visualization of Surface Deformation along Folds during the 2024 Noto Peninsula Earthquake (Mw7.5). - Kazuki Yoshida; Ryo Endo; Junko Iwahashi; Akira Sasagawa; Hiroshi Yarai (Remote. Sens., 2024)