World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
34
Citations
4932
World Ranking
5798
National Ranking
1968

Overview

Katsuhiro Takenaga is affiliated with Fujikura (United States) and conducts research primarily in the field of engineering. Their work focuses extensively on electrical and electronic engineering, which comprises the majority of their publications. Additional subfields include biomedical engineering, industrial and manufacturing engineering, computational mechanics, and polymers and plastics.

The scientist's research covers a range of topics associated with optical technologies and devices. Key areas of focus include:

  • Optical Network Technologies
  • Semiconductor Lasers and Optical Devices
  • Advanced Optical Network Technologies
  • Advanced Fiber Optic Sensors
  • Photonic Crystal and Fiber Optics
  • Advanced Photonic Communication Systems
  • Optical Coherence Tomography Applications

Katsuhiro Takenaga has contributed to multiple publication venues, with a significant number of works appearing in the Journal of Lightwave Technology. Other venues where research has been published include the 2022 27th OptoElectronics and Communications Conference (OECC) and the 2022 International Conference on Photonics in Switching and Computing (PSC), IEICE Electronics Express, Optical Fiber Communication Conference (OFC) 2022, and OPAL (Open@LaTrobe) at La Trobe University.

Recent notable papers authored or co-authored by Takenaga cover developments in multi-core fiber technology and measurement methods in optical fiber systems. These include:

  • Spatial Density and Splicing Characteristic Optimized Few-Mode Multi-Core Fiber (2020, Journal of Lightwave Technology)
  • Optical-Fiber Cable Employing 200-μm-Coated Four-Core Multicore Fibers (2022, Journal of Lightwave Technology)
  • Applicability of Standard Cladding Diameter Multi-Core Fiber Cables for Terrestrial Field (2023, Journal of Lightwave Technology)
  • Novel Inter-Core Crosstalk Measurement Method Using a Loopback and Bidirectional OTDR Technique (2023, Journal of Lightwave Technology)
  • Side-view Rotational Alignment Method for Trench-assisted 4-core Fibers (2022, Optical Fiber Communication Conference (OFC) 2022)

Their frequent collaborators include Kentaro Ichii, Y. Sasaki, Masaki Ohzeki, Kazuhiko Aikawa, and Mayu Nakagawa. These partnerships have resulted in multiple joint publications, reflecting an active engagement in collaborative research within the optics and photonics community.

Best Publications

  • Analytical Expression of Average Power-Coupling Coefficients for Estimating Intercore Crosstalk in Multicore Fibers

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • 1.01-Pb/s (12 SDM/222 WDM/456 Gb/s) Crosstalk-managed Transmission with 91.4-b/s/Hz Aggregate Spectral Efficiency

    Hidehiko Takara;Akihide Sano;Takayuki Kobayashi;Hirokazu Kubota

  • Multi-core fiber design and analysis: coupled-mode theory and coupled-power theory

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • Reduction of crosstalk by trench-assisted multi-core fiber

    K. Takenaga;Y. Arakawa;S. Tanigawa;N. Guan

  • Design and analysis of large-effective-area heterogeneous trench-assisted multi-core fiber.

    Jiajing Tu;Kunimasa Saitoh;Masanori Koshiba;Katsuhiro Takenaga

  • A large effective area multi-core fiber with an optimized cladding thickness

    Katsuhiro Takenaga;Yoko Arakawa;Yusuke Sasaki;Shoji Tanigawa

  • 12-core × 3-mode dense space division multiplexed transmission over 40 km employing multi-carrier signals with parallel MIMO equalization

    Takayuki Mizuno;Takayuki Kobayashi;Hidehiko Takara;Akihide Sano

  • High-Spatial-Multiplicity Multicore Fibers for Future Dense Space-Division-Multiplexing Systems

    Shoichiro Matsuo;Katsuhiro Takenaga;Yusuke Sasaki;Yoshimichi Amma

  • An Investigation on Crosstalk in Multi-Core Fibers by Introducing Random Fluctuation along Longitudinal Direction

    Katsuhiro Takenaga;Yoko Arakawa;Shoji Tanigawa;Ning Guan

  • Fabrication of electromagnetic crystals with a complete diamond structure by stereolithography

    Soshu Kirihara;Yoshinari Miyamoto;Katsuhiro Takenaga;Mitsuo Wada Takeda

  • 2 × 344 Tb/s propagation-direction interleaved transmission over 1500-km MCF enhanced by multicarrier full electric-field digital back-propagation

    T. Kobayashi;H. Takara;A. Sano;T. Mizuno

  • High-density multicore fiber with heterogeneous core arrangement

    Y. Amma;Y. Sasaki;K. Takenaga;S. Matsuo

  • 409-Tb/s + 409-Tb/s crosstalk suppressed bidirectional MCF transmission over 450 km using propagation-direction interleaving

    Akihide Sano;Hidehiko Takara;Takayuki Kobayashi;Hiroto Kawakami

  • 1-Pb/s (32 SDM/46 WDM/768 Gb/s) C-band dense SDM transmission over 205.6-km of single-mode heterogeneous multi-core fiber using 96-Gbaud PDM-16QAM channels

    T. Kobayashi;M. Nakamura;F. Hamaoka;K. Shibahara

  • Reduction of crosstalk by quasi-homogeneous solid multi-core fiber

    K. Takenaga;S. Tanigawa;N. Guan;S. Matsuo

  • 12-core fiber with one ring structure for extremely large capacity transmission

    Shoichiro Matsuo;Yusuke Sasaki;Tsuyoshi Akamatsu;Itaru Ishida

  • 1000-km 7-core fiber transmission of 10 x 96-Gb/s PDM-16QAM using Raman amplification with 6.5 W per fiber

    Hidehiko Takara;Hirotaka Ono;Yoshiteru Abe;Hiroji Masuda

  • 32-core Dense SDM unidirectional transmission of PDM-16QAM signals over 1600 km using crosstalk-managed single-mode heterogeneous multicore transmission line

    T. Mizuno;K. Shibahara;H. Ono;Y. Abe

  • Boundary element method for analysis of holey optical fibers

    Ning Guan;S. Habu;K. Takenaga;K. Himeno

  • Effectively single-mode all-solid photonic bandgap fiber with large effective area and low bending loss for compact high-power all-fiber lasers

    Masahiro Kashiwagi;Kunimasa Saitoh;Katsuhiro Takenaga;Shoji Tanigawa

  • Large Effective-Area Few-Mode Multicore Fiber

    K. Takenaga;Y. Sasaki;Ning Guan;S. Matsuo

  • Low-loss and Low-DMD few-mode multi-core fiber with highest core multiplicity factor

    T. Sakamoto;T. Matsui;K. Saitoh;S. Saitoh

  • Crosstalk and Core Density in Uncoupled Multicore Fibers

    K. Saitoh;M. Koshiba;K. Takenaga;S. Matsuo

  • A large effective area multi-core fibre with an optimised cladding thickness

    K. Takenaga;Y. Arakawa;Y. Sasaki;S. Tanigawa

Frequent Co-Authors

Shoichiro Matsuo
Shoichiro Matsuo Fujikura (Japan)
Kunimasa Saitoh
Kunimasa Saitoh Hokkaido University
Toshio Morioka
Toshio Morioka Technical University of Denmark
Yutaka Miyamoto
Yutaka Miyamoto Harvard University
Hidehiko Takara
Hidehiko Takara NTT (Japan)
Yongmin Jung
Yongmin Jung University of Southampton
David J. Richardson
David J. Richardson Microsoft (United States)
Ken-ichi Kitayama
Ken-ichi Kitayama Osaka University
Akihiro Maruta
Akihiro Maruta Osaka University

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