2024

2024. 9.22

Dr. Shu Namiki, President of PPRC and Dr. Kazuhiro Ikeda, Leader of Photonics Systems Research Team gave invited talks entitled "Optical Switching Challenges for the Post-Moore’s Law Era" and "Large Switching Fabrics Enabled by Silicon Photonics" respectively.

2024. 9.17

Dr. Rai Kou-Takahashi, Senior Researcher of Silicon Photonics Research Team, has been selected for a new research project in FY2024 as “Exploring χ(2)-χ(3) hybrid nonlinear optics by transfer printing integration” under JST PRESTO program.

2024. 9.17

The research project titled "Optical streaming processor leveraging multiple computing operators," led by Guangwei Cong (Principal Investigator), Senior Principal Researcher of Silicon Photonics Research Team, has been selected as a new project under the 2024 JST Strategic Basic Research Programs (CREST).

2024. 9. 6

The research article of Satoshi Suda, Senior Researcher of Optical Integration Research Team, and coworkers, entitled as "Ultra-Fast Self-Adaptive Phase-Error Calibration for Dual MZI-based Silicon Photonic Switch Fabric", was selected as the Top-Scored paper (W1G.4) of ECOC2024　(2024/9/22-26)

2024. 3.29

Researchers involved in silicon photonics research at PPRC were awarded the AIST Presitdent Award 2023. president award (in Japanese)

2024. 1. 1

Dr. Koji Yamada, a principal research manager of PPRC, has been elevated to IEEE Fellow with a citation for “Contributions to Silicon Photonics”, as of January 1, 2024. The award will be presented at the Optical Fiber Communications Conference (OFC) to be held in March, 2024.

2023

2023.11.22

The research article of Takashi Inoue, a member of Optical Network Research Team, and coworkers, entitled as “Learning-based digital back propagation considering cross-phase modulation in wavelength-division multiplexed transmission systems” , was selected as 2023 Best Paper Award of IEICE Technical Committee on Optical Communication Systems.

2023.10. 6

Results of joint research by the University of Tokyo and AIST in which Team Leader Makoto Okano of Hybrid Photonics Research Team participates, entitled as "Photonic Tensor Core with Low-insertion-loss, Non-volatile Ge2Sb2Te3S2 Intensity Modulators," was selected as one of Best Papers (Tu.B.3.3) of ECOC2023 (2023/10/1-5).

2023. 9.11

Results of joint research by the University of Tokyo and AIST in which Team Leader Makoto Okano of Hybrid Photonics Research Team participates, entitled as "Photonic Matrix Multiplication using Low-insertion-loss and Non-volatile Ge2Sb2Te3S2 Intensity Modulators," was selected as one of the highlighted presentations and released to the press at the 84th Japan Society of Applied Physics Autumn Meeting 2023. (Application of Optical Computer Technology to Deep Learning. Demonstration of Matrix Operation using Optical Modulators with New Materials and Optical Circuits with a Novel Structure.)

2023. 6. 8

Dr. Koji Yamada, a principal research manager of PPRC and Dr. Tai Tsuchizawa, an invited researcher of Silicon Photonics Research Team in PPRC, were awarded The Achievement Award from IEICE, Japan, for their Pioneering research on silicon integrated photonic circuits.

2023. 2.28

The research article of Ryosuke Matsumoto, Senior Researcher of Optical Network Research Team, and coworkers, entitled as "Performance Verification of 7,424 × 7,424 Optical Switch Offering 1.4 μs Switching Time", was selected as the Top-Scored paper (M4J.5) of OFC2023 （2023/3/5-9）

2023. 2.28

The research article of Yuki Atsumi, Senior Researcher of Hybrid Photonics Research Team, and coworkers, entitled as "Free-Space Signal Transmission Using Optical Beam Scanning Device Incorporating Broadband Silicon Surface Optical Couplers", was selected as the Top-Scored paper (M3C.4) of OFC2023 （2023/3/5-9）

2023. 1.27

The research article of Fumi Nakamura, Researcher of Optical Integration Research Team, and coworkers, entitled as “Micromirror Fabrication for Co-packaged Optics using 3D Nanoimprint Technology” , was selected as Editor’s Pick of Journal of Vacuum Science & Technology B .

2023. 1.25

Dr. Cong Guangwei, Senior Researcher of Silicon Photonics Research Team, will give an invited talk entitled “Silicon Photonic Hopfield-like Electro-optical Recurrent Network for Time-series Data Processing and Recognition” at OFC2023 (3/3/5-9) held by OPTICA.

2022

2022.12.13

Dr. Ryosuke Matsumoto, senior researcher of Optical Network Research Team, was selected as a  Finalist of Tingye Li Innovation Prize at OFC2023 held by OPTICA, for the presentation titled ”Performance Verification of 7,424 × 7,424 Optical Switch Offering 1.4 μs Switching Time” (M4J.5).

2022.11.17

Dr. Ryosuke Sato, Research Assistant of Silicon Photonics Research Team, and his coworkers have received Young Scientist Presentation Award from The Japan Society of Applied Physics for the presentation entitled “Fabrication of Si-SiO2-Si slot waveguide using µ-Transfer printing” at the 83rd JSAP Autumn Meeting 2022.

2022. 8. 5

Dr. Fumi Nakamura, Researcher of Optical Integration Research Team, will give an invited talk entitled “Demonstration of Micromirror Fabrication for Co-packaged Optics Using UV Nanoimprint” at NNT2022 （Nanoimprint and Nanoprint Technology Conference） Oct. 5-7, 2022.

2022. 8. 5

Dr. Ryotaro Konoike , Senior Researcher of Photonics Systems Research Team, gave an invited talk entitled “Programmable Waveguides on 2D Coupled Silicon Ring Resonator Array” at CLEO Pacific Rim 2022.

2022. 7. 6

Dr. Ryosuke Matsumoto, Researcher of Optical Network Research Team, gave an invited talk entitled “Fully-loaded 32 x 32 silicon TO switches for disaggregated computing” at OECC 2022 (27th OptoElectronics and Communications Conference).

2022. 7. 6

Dr. Kazuhiro Ikeda (Photonics Systems Research Team), gave an Invited talk entitled “Progress and Future Prospect of Silicon Photonics Based Large Scale Optical Switches” at OECC 2022 (27th OptoElectronics and Communications Conference).

2022. 7. 5

Dr. Yuki Atsumi, senior researcher of Hybrid Photonics Research Team, and his coworkers have received the Best Paper Award of OECC/PSC 2022 held by IEICE, for their presentation titled ”Demonstration of Port-Selective Beam Scanner Incorporating Silicon Vertically Curved Waveguide Antenna Arrays” (TuE4-2).

2022. 5.15

Dr. Guangwei Cong, Senior Researcher of Silicon photonics Research Team, gave an invited talk entitled “On-chip Training Silicon Photonic Circuits to Perform Digital and Analog Computing” at CLEO2022 held by OPTICA (Formerly OSA).

2022. 3.22

The research article of Dr. Kiyo Ishii, senior researcher of Optical Network Research Team, entitled as “Scalability of integer linear programming path computation for functional block-based disaggregation supporting a flexible grid mechanism”, was ranked in the list of the most downloaded articles of Journal of Optical Communications and Networking in February.

2022. 3.17

Dr. Ryosuke Matsumoto, Researcher of Optical Network Research Team, has received the 84th Young researchers' Award, from The institute of Electronics, Information and communication Engineers.

2022. 3.14

Dr. Ryosuke Matsumoto, Researcher of Optical Network Research Team, and his coworkers have received the 37th Telecommunications Advancement Foundation Award, from The Telecommunications Advancement Foundation, for their research paper, entitled as “Scalable and Fast Optical Circuit Switch based on Colorless Coherent Detection: Design Principle and Experimental Demonstration”, published in Journal of Lightwave Technology.

2022. 3.10

Dr. Shu Namiki, Research Director of PPRC, gave an invited talk entitled “Digitalizing Optical Layer for the Green Computing Continuum as the Future Digital Infrastructure” at OFC2022 held by OPTICA (Formerly OSA).

2022. 3. 9

Dr. Keijiro Suzuki, senior researcher of Photonics Systems Research Team, gave an invited talk entitled “Recent Advances in Large-scale Optical Switches Based on Silicon Photonics” at OFC2022 held by OPTICA (Formerly OSA).

2022. 3. 9

The research paper of Dr. Ryotaro Konoike, senior researcher of Photonic Systems Research Team, entitled as “Path-Independent Insertion-Loss (PILOSS) 8 × 8 Silicon Photonics Switch with < 8 nsec Switching Time”, has been ranked among the Top Scored papers of the OFC 2022 held by OPTICA (Formerly OSA).

2022. 3. 7

Dr. Ryosuke Matsumoto, Researcher of Optical Network Research Team, gave an invited talk entitled “Scalable and Fast Optical Circuit Switch Exploiting Colorless Coherent Detection” at OFC2022 held by OPTICA (Formerly OSA).

2022. 1.17

Summary of AIST press release about the research works of Dr. Ryosuke Matsumoto, Researcher of Optical Network Research Team, was posted in AIST News, titled as “Optical Switch Technology with the World's Largest Capacity of 125 Million Gigabytes per Second and over 100,000 Ports.”

2021

2021. 9.29

Dr. Shu Namiki, Research Director of PPRC, gave an invited talk entitled ”Scaling Silicon Photonic Switches and Digitalization of The Optical Layer” at PSC 2021（Photonics in Switching and Computing）held by OPTICA (Formerly OSA).

2021. 9.29

Dr. Hitoshi Kawashima (Deputy Director of PPRC), Keijiro Suzuki (Senior Researcher of Photonics Systems Research Team), and Kazuhiro Ikeda (Photonics Systems Research Team) have received the 69th Electrical Science and Engineering Promotion Award, from The Promotion Foundation for Electrical Science and Engineering, for their research activity on multiport optical switch integrated by silicon photonics.

2021. 9.14

Dr. Mark Pelusi, senior researcher of Optical Network Research Team, gave an invited talk entitled ”Enhanced coherent communications with Brillouin amplifiers” at ECOC 2021（European Conference on Optical Communication）.

2021. 6.11

Dr. Kiyo Ishii, senior researcher of Optical Network Research Team, gave an invited talk entitled “Mathematical Model of Optical Functional Blocks for Automating Fully Disaggregated Optical Networks” at OFC2021 (The Optical Society, OSA).

2021. 6.10

Dr. Takeru Amano, leader of Optical Integration Research Team, gave an invited talk entitled “Polymer Waveguide-coupled Co-packaged Silicon Photonics Transceiver Modules” at OFC2021 (The Optical Society, OSA).

2021. 6. 3

Dr. Shu Namiki, Research Director of PPRC, was awarded The Achievement Award from IEICE, Japan, for his pioneering research on fiber nonlinearity for telecom applications. https://www.ieice.org/eng_r/awards/2020/achievement_award03.html

2021. 5.11

Dr. Keijiro Suzuki, senior researcher of Photonics Systems Research Team, gave an Invited talk entitled “Large-scale Optical Switches Based on Silicon Photonics” at CLEO 2021 (The Optical Society, OSA).

2021. 3. 6

Dr. Akihiro Noriki, senior researcher of Optical Integration Research Team, gave an Invited talk entitled “Development of optical coupling technologies for Si-photonics-die embedded package substrate” at SPIE Photonics West 2021.

2020

2020.10. 4

Dr. Koji Yamada, Principal Research Manager of PPRC, gave an Invited talk entitled “Paradigm shift of photonics with silicon” at OECC 2020 (25th OptoElectronics and Communications Conference).

2020.10. 1

New research center "Platform Photonics Research Center" established.