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Takahiro Kodama

Kagawa University

Takamatsu

Kagawa 760

United States

  • Kagawa University

SCHOLARLY PAPERS

6

DOWNLOADS

259

TOTAL CITATIONS

1

Scholarly Papers (6)

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1.

Mode and Orthogonal Frequency Division Multiplexing Using a Single Awg-Based Mux/Demux

Number of pages: 8 Posted: 01 Jun 2022
Takahiro Kodama and Gabriella Cincotti
Kagawa University and Università degli Studi Roma Tre
Downloads 53 (1,031,043)
Citation 1

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Orthogonal frequency division multiplexing, mode division multiplexing, multiplexer, arrayed waveguide grating

2.

Iq-Channel Multiplexed Dp-4ask Signal Using Power Loading for Downlink Coherent Pon System with Access-Span Length Difference

Number of pages: 11 Posted: 21 May 2024
Takahiro Kodama, Keiji Shimada, Mizuki Inagaki and Ryosuke Matsumoto
Kagawa University, Kagawa University, Kagawa University and affiliation not provided to SSRN
Downloads 50 (1,063,489)

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Passive optical network, digital signal processing, power loading, coherent detection.

3.

Secure Key Generation via Jones Matrix Kronecker Product and Time-Spreading for Polarization-Multiplexed Optical Signals

Number of pages: 16 Posted: 15 Sep 2025
Reika Suketomo and Takahiro Kodama
Kagawa University and Kagawa University
Downloads 46 (1,109,210)

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Jones matrix, Kronecker product, time spreading, polarization multiplexing, physical-layer security.

4.

Versatile Mdm-Ofdm System with Selectable Single-Mode Half-Subcarrier or Two-Mode Full-Subcarrier Multiplexing

Number of pages: 7 Posted: 28 May 2024
Takahiro Kodama and Gabriella Cincotti
Kagawa University and Università degli Studi Roma Tre
Downloads 43 (1,145,425)

Abstract:

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Orthogonal frequency division multiplexing, mode division multiplexing, multiplexer, arrayed waveguide grating

5.

Upgraded Architecture of Twdm-Pon with Type B Protection for Capacity and Budget Improvement

Number of pages: 9 Posted: 15 Nov 2023
Takahiro Kodama, Tomoya Nakagawa, Mizuki Inagaki, Shota Eguchi and Keiji Shimada
Kagawa University, Kagawa University, Kagawa University, Kagawa University and Kagawa University
Downloads 35 (1,249,711)

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Passive optical network, time-wavelength division multiplexing, protection, single input multi output

6.

Physical Security Attacks on Symbol Masking Schemes Using Time-Spread Cryptographic Keys in Digital Coherent Communication

Number of pages: 7 Posted: 28 Feb 2025
Takahiro Kodama, Keiji Shimada, Masahiro Misumi and Mizuki Inagaki
Kagawa University, Kagawa University, Kagawa University and Kagawa University
Downloads 32 (1,290,922)

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Security, digital signal processing, power loading, coherent detection