Concrete Crack Detection by Multiple Sequential Image Filtering. - Takafumi Nishikawa; Junji Yoshida; Toshiyuki Sugiyama; Yozo Fujino (Comput. Aided Civ. Infrastructure Eng., 2012)

2.8FITs of field reliability of 1480nm/14××-nm pump lasers. - Junji Yoshida; C. F. Hayamizu; H. Itoh; M. Miura; T. Sawamura; S. Irino; T. Takeuchi; T. Kimura; N. Tsukiji (OFC, 2015)

Lasing stability of high power 14xx-nm pump lasers for Raman amplifiers. - Junji Yoshida; T. Sawamura; M. Miura; S. Irino; H. Itoh; M. Terada; T. Okada; H. Hasegawa; N. Yokouchi (OFC, 2016)

PDM-16QAM WDM Transmission with 2nd-Order Forward-Pumped Distributed Raman Amplification Utilizing Incoherent Pumping. - Takayuki Kobayashi; Masahito Morimoto; Haruki Ogoshi; Junji Yoshida; Shigehiro Takasaka; Yutaka Miyamoto (OFC, 2019)

50-Tb/s (1 Tb/s × 50 ch) WDM Transmission on Two 6.25-THz Bands Using Hybrid Inline Repeater of PPLN-based OPAs and Incoherent-forward-pumped DRA. - Takayuki Kobayashi; Shimpei Shimizu; Masanori Nakamura; Takeshi Umeki; Takushi Kazama; Junji Yoshida; Shigehiro Takasaka; Yasuto Tatamida; Hiroto Kawakami; Fukutaro Hamaoka; Munehiko Nagatani; Hiroshi Yamazaki; et al. (OFC, 2022)

Quasi-Constant Signal Power Transmission with Low Signal RIN by DRA with Incoherent-Forward and Coherent-Backward Pumps. - Shigehiro Takasaka; Norihiro Ohishi; Satoru Ichihara; Nitidet Thudsalingkarnsakul; Naoya Hojo; Yasuto Tatamida; Junji Yoshida; Sanguan Anantathanasarn; Toshio Kimura (OFC, 2023)

C+L Band Transmission under Bidirectionally Pumped Distributed Raman Amplification Using Semiconductor Incoherent Pumps. - Shigehiro Takasaka; Daichi Ogata; Ayato Shirai; Satoru Ichihara; Junji Yoshida; Norihiro Ohishi (OFC, 2024)

403 km, 10.3 Tb/s, Unrepeatered Link Using Incoherent Raman Amplification Without ROPA. - R. S. Luis; Divya A. Shaji; Daniele Orsuti; Norihiro Ohishi; Junji Yoshida; Benjamin J. Puttnam; Luca Palmieri 001; Cristian Antonelli; H. Furukawa (OFC, 2025)

Transmission Distance Extension by Using Wideband Incoherent Forward Pumps in Bidirectional Distributed Raman Amplification Compared to Coherent Pumps. - Daichi Ogata; Shigehiro Takasaka; Junji Yoshida; Norihiro Ohishi (OFC, 2025)