YAMAGUCHI Yuya 山口祐也

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Yamaguchi Yuya 山口祐也

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Researcher Number	30754791
Other IDs
Affiliation (Current)	2026: 国立研究開発法人情報通信研究機構, ネットワーク研究所フォトニックICT研究センター, 研究マネージャー
Affiliation (based on the past Project Information) *help	2023 – 2025: 国立研究開発法人情報通信研究機構, ネットワーク研究所フォトニックICT研究センター, 主任研究員 2021 – 2022: 国立研究開発法人情報通信研究機構, ネットワーク研究所フォトニックICT研究センター, 研究員 2020: 国立研究開発法人情報通信研究機構, ネットワークシステム研究所ネットワーク基盤研究室, 研究員
Review Section/Research Field	Principal Investigator Basic Section 21020:Communication and network engineering-related Except Principal Investigator Medium-sized Section 21:Electrical and electronic engineering and related fields / Basic Section 21020:Communication and network engineering-related / Basic Section 21060:Electron device and electronic equipment-related
Keywords	Principal Investigator 光変調 / 光ファイバ通信 / 光ファイバ無線 / 光エレクトロニクス / 広帯域変調器 / 薄膜LN変調器 / LN変調器 / 光変調器 Except Principal Investigator 光実装・集積 / ヘテロジニアス集積・実装 … More / 計算材料科学 / ハイブリッドボンディング / 光電融合 / 常温接合 / mobile fronthaul / optical communications / fiber radio / photonic down-conversion / terahertz-wave / millimeter-wave / optical communication / radio over fiber / 高機能接合界面 / 透明接合界面 / LNOI/Si光変調器 / 薄膜LNOI/Si光変調器 / 半導体ウエハ接合 / 大口径LNOI/Siウエハ / 低駆動電圧LNOI/Si光変調器 / LNOI光変調器 / 電気光学デバイス / 集積フォトニクス / 透明性接合界面 / 低温接合 Less

低温ナノ接合界面における光電子機能創成と革新的ヘテロ集積デバイス技術基盤への展開
- Principal Investigator
  
  多喜川良
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 21:Electrical and electronic engineering and related fields
- Research Institution
  Kyushu University
Broadband optical modulator for multi-band radio over fiber networksPrincipal Investigator
- Principal Investigator
  
  Yamaguchi Yuya
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  National Institute of Information and Communications Technology
Photonic frequency converter for spectrally agile seamless access network in millimeter-wave band
- Principal Investigator
  
  Pham Tien Dat
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  National Institute of Information and Communications Technology
Study on high-linearity optical modulator for next-generation analog radio-over-fiber systemsPrincipal Investigator
- Principal Investigator
  
  Yamaguchi Yuya
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  National Institute of Information and Communications Technology
Low temperature bonding for integrated photonics application
- Principal Investigator
  
  Takigawa Ryo
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21060:Electron device and electronic equipment-related
- Research Institution
  Kyushu University

All 2025 2024 2023 2022 2021 2020

All Journal Article Presentation

[Journal Article] High-Speed Low-Complexity Optical PAM Links With a High-Slope-Efficiency Optical Modulator: Analysis and Demonstration2024
- Author(s)
  Paikun Zhu, Yuya Yamaguchi, Yuki Yoshida, Pham Tien Dat, Masayuki Motoya, Shingo Takano, Ryo Shimizu, Kouichi Akahane, Ken-ichi Kitayama
- Journal Title
  
  Journal of Lightwave Technology
  
  Volume: 42 Issue: 10 Pages: 3554-3562
- DOI
  10.1109/jlt.2024.3366898
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Journal Article] Traveling-Wave Mach-Zehnder Modulator Integrated With Electro-Optic Frequency-Domain Equalizer for Broadband Modulation2023
- Author(s)
  Yamaguchi Yuya、Dat Pham Tien、Takano Shingo、Motoya Masayuki、Hirata Shotaro、Kataoka Yu、Ichikawa Junichiro、Oikawa Satoshi、Shimizu Ryo、Yamamoto Naokatsu、Akahane Kouichi、Kanno Atsushi、Kawanishi Tetsuya
- Journal Title
  
  Journal of Lightwave Technology
  
  Volume: 41 Issue: 12 Pages: 3883-3891
- DOI
  10.1109/jlt.2023.3266988
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340, KAKENHI-PROJECT-22K04116
[Journal Article] 常温ウエハ接合によりSi上に集積された低駆動電圧型LNOI光変調器2023
- Author(s)
  渡辺要、山口祐也、菅野敦史、多喜川良
- Journal Title
  
  電気学会論文誌E
  
  Volume: 143
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H02207
[Journal Article] Advanced Optical Modulators for Sub-THz-to-Optical Signal Conversion2023
- Author(s)
  Yamaguchi Yuya、Dat Pham Tien、Takano Shingo、Motoya Masayuki、Hirata Shotaro、Kataoka Yu、Ichikawa Junichiro、Shimizu Ryo、Yamamoto Naokatsu、Akahane Kouichi、Kanno Atsushi、Kawanishi Tetsuya
- Journal Title
  
  IEEE Journal of Selected Topics in Quantum Electronics
  
  Volume: 29 Issue: 5: Terahertz Photonics Pages: 1-8
- DOI
  10.1109/jstqe.2023.3288275
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340, KAKENHI-PROJECT-22K04116
[Journal Article] Transparent Fiber-Millimeter-Wave-Fiber System in 100-GHz Band Using Optical Modulator and Photonic Down-Conversion2022
- Author(s)
  Dat Pham Tien、Yamaguchi Yuya、Motoya Masayuki、Oikawa Satoshi、Ichikawa Junichiro、Kanno Atsushi、Yamamoto Naokatsu、Kawanishi Tetsuya
- Journal Title
  
  Journal of Lightwave Technology
  
  Volume: 40 Issue: 5 Pages: 1483-1493
- DOI
  10.1109/jlt.2022.3141058
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14745
[Presentation] Fully Packaged 100-GHz-Bandwidth EO-Equalizer-Integrated TFLN Modulator with Record-High Slope Efficiency Enabling 200-GBaud Signaling2025
- Author(s)
  Y. Yamaguchi, P. Zhu, P. T. Dat, S. Takano, S. Hirata, Y. Kataoka, J. Ichikawa, R. Shimizu, K. Akahane, N. Yamamoto, A. Kanno and T. Kawanishi
- Organizer
  Optical Fiber Communication Conference (OFC), Th4D.4(post-deadline).
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] Sub-Terahertz Signal Demultiplexing and Downconversion Using Photonic Technology2024
- Author(s)
  Pham Tien Dat, Yuya Yamaguchi, Yuki Yoshida, Atsushi Kanno, Naokatsu Yamamoto, Tetsuya Kawanishi, Kouichi Akahane
- Organizer
  The Optical Fiber Communication Conference and Exhibition (OFC) 2025
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] 60-GHz-Bandwidth Silicon Optical Modulator Utilizing Electro-Optic Frequency-Domain Equalizer2024
- Author(s)
  Y. Yamaguchi, A. Matsumoto, P. T. Dat, S. Takano, Y. Kataoka, J. Ichikawa, R. Shimizu, N. Yamamoto, K. Akahane, A. Kanno and T. Kawanishi
- Organizer
  European Conference on Optical Communication (ECOC), W2A.30.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] Electrical Characterization of Traveling-Wave Thin-Film Lithium Niobate Modulator at Frequencies up to 220 GHz2024
- Author(s)
  Y. Yamaguchi, S. Hara, R, Sasaki, R. Yamazaki, P. T. Dat, I. Watanabe, N. Yamamoto, K. Akahane, A. Kanno and T. Kawanishi
- Organizer
  IEEE Photonics Conference (IPC), MD3.1.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] 60-GHz-Bandwidth Silicon Optical Modulator Utilizing Electro-Optic Frequency-Domain Equalizer2024
- Author(s)
  Yuya Yamaguchi, Atsushi Matsumoto, Pham Tien Dat, Shingo Takano, Yu Kataoka, Junichiro Ichikawa, Ryo Shimizu, Naokatsu Yamamoto, Kouichi Akahane, Atsushi Kanno, Tetsuya Kawanishi
- Organizer
  50th European Conference on Optical Communication ECOC 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] 5G NR Signal Transparent Transmission over a Converged Fiber-THz-Fiber-mmWave System2024
- Author(s)
  Pham Tien Dat, Yuya Yamaguchi, Keizo Inagaki, Kouichi Akahane
- Organizer
  IEEE INFOCOM 2024-IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] EOイコライザ集積による進行波型変調器の広帯域化と速度不整合に対するトレランス2024
- Author(s)
  山口祐也、Pham Tien Dat、赤羽浩一、山本直克、菅野敦史、川西哲也
- Organizer
  電子情報通信学会MWPTHz研究会
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] Enabling Fiber-Wireless Technologies For Radio Communications In Millimeter-Wave and Terahertz-Wave Bands In IMT-2030 and Beyond2024
- Author(s)
  Pham Tien Dat, Yuya Yamaguchi, Kouichi Akahane
- Organizer
  2024 ITU Kaleidoscope: Innovation and Digital Transformation for a Sustainable World (ITU K)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] 100 GHz thin-film LNOI/Si optical modulator fabricated by room temperature wafer bonding2024
- Author(s)
  S Murakami, Y Katoda, Y Yamaguchi, T Sakamoto, R Takigawa
- Organizer
  2024 8th International Workshop on Low Temperature Bonding for 3D Integration (LTB-3D)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00318
[Presentation] Thin-Film Lithium Niobate Modulator for a Flat Frequency-Response over 110 GHz Bandwidth with Integrated Electro-Optic Frequency-Domain Equalizer2024
- Author(s)
  Y. Yamaguchi, P. T. Dat, N. Yamamoto, K. Akahane, A. Kanno, and T. Kawanishi
- Organizer
  Optical Fiber Communication Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] Thin-Film Lithium Niobate Modulator for a Flat Frequency-Response over 110 GHz Bandwidth with Integrated Electro-Optic Frequency-Domain Equalizer2024
- Author(s)
  Y. Yamaguchi, P. T. Dat et al.,
- Organizer
  The 2024 Optical Fiber Communications Conference and Exhibition (OFC 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] Fiber-Wireless System Using All-Photonic Transceiver for Tunable sub-THz Signal Generation and Down-conversion2024
- Author(s)
  Pham Tien Dat, Yuya Yamaguchi, Shingo Takano, Shotaro Hirata, Junichiro Ichikawa, Ryo Shimizu, Keizo Inagaki, Yuki Yoshida, Atsushi Kanno, Tetsuya Kawanishi, Naokatsu Yamamoto, Kouichi Akahane
- Organizer
  2024 International Topical Meeting on Microwave Photonics (MWP)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] Photonics-Enabled Terahertz Signal Processing for Extreme Communications in 6G and Beyond2024
- Author(s)
  Pham Tien Dat, Yuya Yamaguchi, Naokatsu Yamamoto, Kouichi Akahane
- Organizer
  50th European Conference on Optical Communication ECOC 2024
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] 光ファイバ通信と量子インターネットのための光変調デバイス2023
- Author(s)
  山口祐也
- Organizer
  レーザー学会
- Invited
- Data Source
  KAKENHI-PROJECT-23K13340
[Presentation] 室温接合により作製されたSi上LN on insulator光変調器2022
- Author(s)
  渡辺要、山口祐也、菅野敦史、多喜川良
- Organizer
  エレクトロニクス実装学会　第36回春季講演大会
- Data Source
  KAKENHI-PROJECT-20H02207
[Presentation] Low-Loss Ti-diffused LiNbO3 Modulator Integrated with Electro-Optic Frequency-Domain Equalizer for High Bandwidth Exceeding 110 GHz2022
- Author(s)
  Yuya Yamaguchi, Pham Tien Dat et al.,
- Organizer
  2022 European Conference on Optical Communication (ECOC)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04116
[Presentation] 常温ウエハ接合により Si 上に集積された低駆動電圧型LNOI 光変調器アレイ2022
- Author(s)
  渡辺　要, 山口　祐也, 菅野　敦史, 多喜川　良
- Organizer
  第39回「センサ・マイクロマシンと応用システム」
- Data Source
  KAKENHI-PROJECT-20H02207
[Presentation] LNOI photonics fabricated on Si wafer by room temperature bonding2021
- Author(s)
  K. Watanabe, Y. Yamaguchi, A. Kanno, and R. Takigawa
- Organizer
  7th International Workshop on Low Temperature Bonding for 3D Integration
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14745
[Presentation] LNOI photonics fabricated on Si wafer by room temperature bonding2021
- Author(s)
  Kaname Watanabe, Yuya Yamaguchi, Kannno Atsushi, Ryo Takigawa
- Organizer
  7th International Workshop on Low Temperature Bonding for 3D Integration (LTB-3D 2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H02207
[Presentation] Integrated Optical Intensity Modulator with Analog Waveform-Shaping Function for PAM-4 Signal2020
- Author(s)
  Y. Yamaguchi, A. Kanno, N. Yamamoto, T. Kawanishi
- Organizer
  International Topical Meeting on Microwave Photonics (MWP)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14745

1. Takigawa Ryo (80706846)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
2. 坂本高秀 (70392727)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
3. Pham Tien Dat (50636321)

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
4. 小川貴史 (90515561)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

YAMAGUCHI Yuya 山口 祐也

Yamaguchi Yuya 山口 祐也

Research Projects

Research Products

Co-Researchers

低温ナノ接合界面における光電子機能創成と革新的ヘテロ集積デバイス技術基盤への展開

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Broadband optical modulator for multi-band radio over fiber networksPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Photonic frequency converter for spectrally agile seamless access network in millimeter-wave band

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on high-linearity optical modulator for next-generation analog radio-over-fiber systemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Low temperature bonding for integrated photonics application

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] High-Speed Low-Complexity Optical PAM Links With a High-Slope-Efficiency Optical Modulator: Analysis and Demonstration2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Traveling-Wave Mach-Zehnder Modulator Integrated With Electro-Optic Frequency-Domain Equalizer for Broadband Modulation2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 常温ウエハ接合によりSi上に集積された低駆動電圧型LNOI光変調器2023

Author(s)

Journal Title

Data Source

[Journal Article] Advanced Optical Modulators for Sub-THz-to-Optical Signal Conversion2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Transparent Fiber-Millimeter-Wave-Fiber System in 100-GHz Band Using Optical Modulator and Photonic Down-Conversion2022

Author(s)

Journal Title

DOI

Data Source

[Presentation] Fully Packaged 100-GHz-Bandwidth EO-Equalizer-Integrated TFLN Modulator with Record-High Slope Efficiency Enabling 200-GBaud Signaling2025

Author(s)

Organizer

Data Source

[Presentation] Sub-Terahertz Signal Demultiplexing and Downconversion Using Photonic Technology2024

Author(s)

Organizer

Data Source

[Presentation] 60-GHz-Bandwidth Silicon Optical Modulator Utilizing Electro-Optic Frequency-Domain Equalizer2024

Author(s)

Organizer

Data Source

[Presentation] Electrical Characterization of Traveling-Wave Thin-Film Lithium Niobate Modulator at Frequencies up to 220 GHz2024

Author(s)

Organizer

Data Source

[Presentation] 60-GHz-Bandwidth Silicon Optical Modulator Utilizing Electro-Optic Frequency-Domain Equalizer2024

Author(s)

Organizer

Data Source

[Presentation] 5G NR Signal Transparent Transmission over a Converged Fiber-THz-Fiber-mmWave System2024

YAMAGUCHI Yuya 山口祐也

Yamaguchi Yuya 山口祐也