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Takayuki Nakajima
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2020 – today
- 2024
- [c7]Ryosuke Hatai, Kouji Nakahara, Atsushi Nakamura, Takayuki Nakajima, Yoshihiko Kobayashi, Takeo Kageyama, Shigehisa Tanaka:
CW-WDM MSA compatible 100-mW (up to 50°C), 400-GHz spacing highly-reliable CW-DFB 8-channel laser array. OFC 2024: 1-3 - 2023
- [c6]Shuhei Ohno, Masaru Onga, Takayuki Nakajima, Akira Nakanishi, Noriko Sasada, Shinichi Tanaka, Ryosuke Nakajima, Kazuhiko Naoe:
10-km Transmission of 106-Gb/s PAM4 with Directly Modulated DFB Lasers in the CWDM Range. OFC 2023: 1-3 - 2021
- [c5]Takayuki Nakajima, Masaru Onga, Yuji Sekino, Akira Nakanishi, Noriko Sasada, Shigenori Hayakawa, Shigetaka Hamada, Kazuhiko Naoe:
106-Gb/s PAM4 Operation of Directly Modulated DFB Lasers from 25 to 70°C for Transmission over 2-km SMF in the CWDM range. OFC 2021: 1-3 - 2020
- [j3]Siyang Yu, Kazuaki Kondo, Yuichi Nakamura, Takayuki Nakajima, Masatake Dantsuji:
Investigation on e-Learning Status Estimation for New Learners - Classifier Selection on Representative Sample Selection. IEICE Trans. Inf. Syst. 103-D(4): 905-909 (2020)
2010 – 2019
- 2019
- [j2]Siyang Yu, Kazuaki Kondo, Yuichi Nakamura, Takayuki Nakajima, Hiroaki Nanjo, Masatake Dantsuji:
Visual Emphasis of Lip Protrusion for Pronunciation Learning. IEICE Trans. Inf. Syst. 102-D(1): 156-164 (2019) - 2018
- [c4]Noriko Sasada, Takayuki Nakajima, Yuji Sekino, Akira Nakanishi, M. Mukaikubo, M. Ebisu, Masatoshi Mitaki, Shigenori Hayakawa, Kazuhiko Naoe:
Wide-Temperature-Range (25°C to 80°C) 53-Gbaud PAM4 (106-Gb/s) Operation of 1.3-µm Directly Modulated DFB Lasers for 10-km Transmission. ECOC 2018: 1-3 - 2017
- [j1]Siyang Yu, Kazuaki Kondo, Yuichi Nakamura, Takayuki Nakajima, Masatake Dantsuji:
Learning State Recognition in Self-Paced E-Learning. IEICE Trans. Inf. Syst. 100-D(2): 340-349 (2017) - 2015
- [c3]Takayuki Nakajima, T. Fukamachi, Mitsuo Akashi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, M. Mukaikubo, K. Okamoto, K. Motoda, Kazuhiko Naoe, K. Nakahara, Shigehisa Tanak, Kazuhisa Uomi:
25.8 Gbps error free transmission over 10 km at wavelengths from 1271 to 1331nm by uncooled (25 to 85°C) directly modulated DFB lasers for 100G-CWDM4. OFC 2015: 1-3
1990 – 1999
- 1990
- [c2]Takayuki Nakajima, Hiroshi Ohmura:
Pole-zero structure based on two-source vocal tract model, PSE inspection of continuous speech vowel part. ICSLP 1990: 177-180
1980 – 1989
- 1982
- [c1]Takayuki Nakajima, Torazo Suzuki, Hiroshi Ohmura:
Non-steady state speech analysis method with dynamic feature enhancing effect. ICASSP 1982: 1299-1302
Coauthor Index
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