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ORCIDHitoshi Wakita
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Journal Articles
- 2020
[j2]Munehiko Nagatani
, Hitoshi Wakita, Hiroshi Yamazaki, Yoshihiro Ogiso, Miwa Mutoh, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Yutaka Miyamoto, Hideyuki Nosaka:
A Beyond-1-Tb/s Coherent Optical Transmitter Front-End Based on 110-GHz-Bandwidth 2: 1 Analog Multiplexer in 250-nm InP DHBT. IEEE J. Solid State Circuits 55(9): 2301-2315 (2020)- 2015
- [j1]Hitoshi Wakita, Munehiko Nagatani, Shigeru Kanazawa, Toshihiro Itoh, Eiichi Yamada, Hiroyuki Ishii, Hideyuki Nosaka:
28 Gbaud 16-QAM modulation with compact driver module for InP MZM. IEICE Electron. Express 12(20): 20150656 (2015)
Conference and Workshop Papers
- 2024
- [c28]Takayuki Kobayashi, Shimpei Shimizu, Akira Kawai, Masanori Nakamura, Masashi Abe, Takushi Kazama, Takeshi Umeki, Munehiko Nagatani, Kosuke Kimura, Hitoshi Wakita, Yuta Shiratori, Fukutaro Hamaoka, Hiroshi Yamazaki, Hiroyuki Takahashi, Yutaka Miyamoto:
C+L+U-Band 14.85-THz WDM Transmission Over 80-km-Span G.654.E Fiber with Hybrid PPLN-OPA/EDFA U-Band Lumped Repeater Using 144-Gbaud PCS-QAM Signals. OFC 2024: 1-3 - [c27]Masanori Nakamura, Munehiko Nagatani, Hiroshi Yamazaki, Teruo Jyo, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Hiroki Taniguchi, Shuto Yamamoto, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto:
AMUX-based Bandwidth Tripler with Time-interleaved Nonlinear Digital Pre-distortion Enabling 216-GBd PS-PAM8 Signal. OFC 2024: 1-3 - [c26]Hitoshi Wakita, Munehiko Nagatani, Yoshihiro Ogiso, Masanori Nakamura, Fukutaro Hamaoka, Yuta Shiratori, Takayuki Kobayashi, Yutaka Miyamoto, Hiroyuki Takahashi:
100-GHz-bandwidth InP-based On-board Coherent Tx Front-end enabling 2-Tb/s/λ Optical Transmission. OFC 2024: 1-3 - 2023
- [c25]Teruo Jyo, Munehiko Nagatani, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Hiroyuki Takahashi:
A DC-to-150-GHz InP-DHBT Active Combiner Module for Ultra-Broadband Signal Generation. BCICTS 2023: 195-198 - [c24]Hitoshi Wakita, Teruo Jyo, Munehiko Nagatani, Hiroyuki Takahashi:
Quad-Channel 100-GHz-Bandwidth InP- HBT-Based Linear Amplifier Module for High Symbol Rate Communications. BCICTS 2023: 207-210 - [c23]Masanori Nakamura, Hiroki Taniguchi, Shuto Yamamoto, Fukutaro Hamaoka, Munehiko Nagatani, Teruo Jyo, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto:
Beyond 200-GBd QAM Signal Detection Based on Trellis-path-limited Sequence Estimation Supporting Soft-decision Forward Error Correction. OFC 2023: 1-3 - 2022
- [c22]Teruo Jyo, Hiroshi Hamada, Munehiko Nagatani, Hitoshi Wakita, Ibrahim Abdo, Miwa Mutoh, Yuta Shiratori, Kenichi Okada, Atsushi Shirane, Hiroyuki Takahashi:
A 220-294 GHz Power Amplifier with 10-dBm Psat and 2.2% PAE in 250-nm InP DHBT. BCICTS 2022: 152-155 - [c21]Munehiko Nagatani, Hitoshi Wakita, Teruo Jyo, Tsutomu Takeya, Hiroshi Yamazaki, Yoshihiro Ogiso, Miwa Mutoh, Yuta Shiratori, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Hiroyuki Takahashi, Yutaka Miyamoto:
110-GHz-Bandwidth InP-HBT AMUX/ADEMUX Circuits for Beyond-1-Tb/s/ch Digital Coherent Optical Transceivers. CICC 2022: 1-8 - [c20]Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi, Munehiko Nagatani, Hitoshi Wakita, Hiroshi Yamazaki, Yoshihiro Ogiso, Yoshiaki Kisaka:
Experimental Investigation of Influence of SOA-Induced Nonlinear Distortion on High-Symbol-Rate 168-GBaud Signal for Achieving Ultra-Broadband Optical Frontend. OFC 2022: 1-3 - [c19]Masanori Nakamura, Takeo Sasai, Kohei Saito, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroshi Yamazaki, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Yoshiaki Kisaka:
1.0-Tb/s/λ 3840-km and 1.2-Tb/s/λ 1280-km Transmissions with 168-GBaud PCS-QAM Signals Based on AMUX Integrated Frontend Module. OFC 2022: 1-3 - 2021
- [c18]Teruo Jyo, Munehiko Nagatani, Miwa Mutoh, Yuta Shiratori, Hitoshi Wakita, Hiroyuki Takahashi:
An Over 130-GHz-Bandwidth InP-DHBT Baseband Amplifier Module. BCICTS 2021: 1-4 - [c17]Masanori Nakamura, Fukutaro Hamaoka, Takayuki Kobayashi, Hiroshi Yamazaki, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Yutaka Miyamoto:
High Symbol-Rate Signal Optimization for Long-Haul Transmission Systems over 1-Tbps/λ Net-Data Rate. ECOC 2021: 1-4 - 2020
- [c16]Teruo Jyo, Munehiko Nagatani, Minoru Ida, Miwa Mutoh, Hitoshi Wakita, Naoki Terao, Hideyuki Nosaka:
An over 220-GHz-Bandwidth Distributed Active Power Combiner in 250-nm InP DHBT. BCICTS 2020: 1-4 - [c15]Fukutaro Hamaoka, Masahito Nakamura, Munehiko Nagatani, Hitoshi Wakita, Takayuki Kobayashi, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto:
Ultra-wideband Optical Receiver Using Electrical Spectrum Decomposition Technique. ECOC 2020: 1-4 - [c14]Nikolaos-Panteleimon Diamantopoulos, Hiroshi Yamazaki, Suguru Yamaoka, Munehiko Nagatani, Hidetaka Nishi, Hiromasa Tanobe, Ryo Nakao, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Hitoshi Wakita, Minoru Ida, Hideyuki Nosaka, Fumio Koyama, Yutaka Miyamoto, Shinji Matsuo:
Net 321.24-Gb/s IMDD Transmission Based on a >100-GHz Bandwidth Directly-Modulated Laser. OFC 2020: 1-3 - [c13]Masanori Nakamura, Takayuki Kobayashi, Hiroshi Yamazaki, Fukutaro Hamaoka, Munehiko Nagatani, Hitoshi Wakita, Hideyuki Nosaka, Yutaka Miyamoto:
Entropy and Symbol-Rate Optimized 120 GBaud PS-36QAM Signal Transmission over 2400 km at Net-Rate of 800 Gbps/λ. OFC 2020: 1-3 - 2019
- [c12]Munehiko Nagatani, Yutaka Miyamoto, Hideyuki Nosaka, Hitoshi Wakita, Yoshihiro Ogiso, Hiroshi Yamazaki, Miwa Mutoh, Minoru Ida, Fukutaro Hamaoka, Masanori Nakamura, Takayuki Kobayashi:
A 110-GHz-Bandwidth 2: 1 AMUX-Driver using 250-nm InP DHBTs for Beyond-1-Tb/s/carrier Optical Transmission Systems. BCICTS 2019: 1-4 - [c11]Fukutaro Hamaoka, Masanori Nakamura, Munehiko Nagatani, Takayuki Kobayashi, Asuka Matsushita, Hitoshi Wakita, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto:
120-GBaud 32QAM Signal Generation using Ultra-Broadband Electrical Bandwidth Doubler. OFC 2019: 1-3 - [c10]Toshiki Kishi, Hitoshi Wakita, Kota Shikama, Munehiko Nagatani, Shigeru Kanazawa, Takuro Fujii, Hidetaka Nishi, Hiroshi Ishikawa, Yuko Kawajiri, Atsushi Aratake, Hideyuki Nosaka, Hiroshi Fukuda, Shinji Matsuo:
A 25-Gbps × 4 ch, Low-Power Compact Wire-Bond-Free 3D-Stacked Transmitter Module with 1.3-μm LD-Array-on-Si for On-Board Optics. OFC 2019: 1-3 - [c9]Takayuki Kobayashi, Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hitoshi Wakita, Hiroshi Yamazaki, Takeshi Umeki, Hideyuki Nosaka, Yutaka Miyamoto:
35-Tb/s C-Band Transmission Over 800 km Employing 1-Tb/s PS-64QAM Signals Enhanced by Complex 8 × 2 MIMO Equalizer. OFC 2019: 1-3 - [c8]Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Yoshihiro Ogiso, Hitoshi Wakita, Hiroshi Yamazaki, Takayuki Kobayashi, Minoru Ida, Hideyuki Nosaka, Yutaka Miyamoto:
192-Gbaud Signal Generation using Ultra-Broadband Optical Frontend Module Integrated with Bandwidth Multiplexing Function. OFC 2019: 1-3 - [c7]Masanori Nakamura, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Takayuki Kobayashi, Asuka Matsushita, Seiji Okamoto, Hitoshi Wakita, Hideyuki Nosaka, Yutaka Miyamoto:
1.04 Tbps/Carrier Probabilistically Shaped PDM-64QAM WDM Transmission Over 240 km Based on Electrical Spectrum Synthesis. OFC 2019: 1-3 - [c6]Yoshihiro Ogiso, Josuke Ozaki, Yuta Ueda, Hitoshi Wakita, Munehiko Nagatani, Hiroshi Yamazaki, Masanori Nakamura, Takayuki Kobayashi, Shigeru Kanazawa, Takuro Fujii, Yasuaki Hashizume, Hiromasa Tanobe, Nobuhiro Nunoya, Minoru Ida, Yutaka Miyamoto, Mitsuteru Ishikawa:
Ultra-High Bandwidth InP IQ Modulator for Beyond 100-GBd Transmission. OFC 2019: 1-3 - [c5]Hiroshi Yamazaki, Munehiko Nagatani, Hitoshi Wakita, Masanori Nakamura, Fukutaro Hamaoka, Takayuki Kobayashi, Yoshihiro Ogiso, Minoru Ida, Toshikazu Hashimoto, Hideyuki Nosaka, Yutaka Miyamoto:
Digital-Preprocessed Analog-Multiplexed DAC for High-Speed Optical Communications. OECC/PSC 2019: 1-3 - 2018
- [c4]Munehiko Nagatani, Hitoshi Wakita, Teruo Jyo, Miwa Mutoh, Minoru Ida, Sorin P. Voinigescu, Hideyuki Nosaka:
A 256-Gbps PAM-4 Signal Generator IC in 0.25-µm InP DHBT Technology. BCICTS 2018: 28-31 - [c3]Hiroshi Yamazaki, Munehiko Nagatani, Hitoshi Wakita, Yoshihiro Ogiso, Masanori Nakamura, Minoru Ida, Toshikazu Hashimoto, Hideyuki Nosaka, Yutaka Miyamoto:
Transmission of 400-Gbps Discrete Multi-Tone Signal Using >100-GHz-Bandwidth Analog Multiplexer and InP Mach-Zehnder Modulator. ECOC 2018: 1-3 - [c2]Takayuki Kobayashi, Takeshi Umeki, Ryoichi Kasahara, Hiroshi Yamazaki, Munehiko Nagatani, Hitoshi Wakita, Hirokazu Takenouchi, Yutaka Miyamoto:
96-Gbaud PDM-8QAM Single Channel Transmission over 9, 600 km by Nonlinear Tolerance Enhancement using PPLN-based Optical Phase Conjugation. OFC 2018: 1-3 - [c1]Yoshihiro Ogiso, Hitoshi Wakita, Munehiko Nagatani, Hiroshi Yamazaki, Masanori Nakamura, Takayuki Kobayashi, Johsuke Ozaki, Yuta Ueda, S. Nakano, Shigeru Kanazawa, Takuro Fujii, Yasuaki Hashizume, Hiromasa Tanobe, Nobuhiro Nunoya, Minoru Ida, Yutaka Miyamoto, Nobuhiro Kikuchi:
Ultra-High Bandwidth InP IQ Modulator co-assembled with Driver IC for Beyond 100-GBd CDM. OFC 2018: 1-3
Coauthor Index
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