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Fujisawa Takeshi

Hokkaido University

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Publication

Featured researches published by Fujisawa Takeshi.

Archive | 2017

MODE CONVERTER, MODE CONVERSION METHOD, MODE MULTIPLEXING-SPLITTING DEVICE, AND MODE MULTIPLEXING-SPLITTING METHOD

Sakamoto Yasushi; Hanzawa Nobutomo; Matsui Takashi; Tsujikawa Kyozo; Nakajima Kazuhide; Yamamoto Fumihiko; Saito Kunimasa; Fujisawa Takeshi

Archive | 2017

MULTICORE FIBER AND OPTICAL CABLE

Saito Shota; Takenaga Katsuhiro; Saitoh Kunimasa; Fujisawa Takeshi

Journal of Lightwave Technology | 2017

波面マッチング法を用いた広帯域PLCベース2モードマルチ/デマルチプレクサの設計と製作【Powered by NICT】

Yamashita Yoko; Fujisawa Takeshi; Makino Shuntaro; Hanzasa Nobutomo; Sakamoto Taiji; Matsui Takashi; Tsujikawa Kyozo; Yamamoto Fumihiko; Nakajima Kazuhide; Saitoh Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2017

Impulse Response Analysis of Coupled Multicore Fibers Having Random Twisting with Macrobending

Chida Yasuyuki; Fujisawa Takeshi; Saitoh Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2017

A Proposal of Low-loss and Compact Si Wire 90 degree Waveguide Bend Using Clothoid Curves

Makino Shuntaro; Suga Masahiro; Fujisawa Takeshi; Saitoh Kunimasa

Archive | 2016

MODE MULTIPLEXER DEMULTIPLEXER AND METHOD OF MANUFACTURING MODE DEMULTIPLEXER

Sakamoto Yasushi; Hanzawa Nobutomo; Matsui Takashi; Tsujikawa Kyozo; Fujisawa Takeshi; Saito Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2016

Theoretical investigation of highly efficient connecting structure between Ge-rib and GeSn waveguides and extinction characteristics of GeSn/SiGeSn multiple-quantum-well waveguide for mid-infrared photonics

Akie Minami; Sato Takanori; Makino Shuntaro; Arai Masakazu; Fujisawa Takeshi; Saitoh Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2016

A principal mode analysis of the group delay spread of homogeneously coupled 3- and 6-core fibers

Tojo Ren; Chida Yasuyuki; Fujisawa Takeshi; Saitoh Shota; Takenaga Katsuhiro; Saitoh Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2016

Design of 5 mode multi/demultiplexer based on fused type multicore fiber coupler

Nishimoto Shoko; Fujisawa Takeshi; Uemura Hitoshi; Sasaki Yusuke; Matsuo Shoichiro; Saitoh Kunimasa

IEICE Technical Report; IEICE Tech. Rep. | 2016

A Proposal of Broadband Mach-Zehnder Mode Multi/Demultiplexer Based on 3dB Mode Divider with Taper Waveguide

Ohta Shun; Makino Shuntaro; Fujisawa Takeshi; Sakamoto Taiji; Matsui Takashi; Tsujikawa Kyozo; Nakajima Kazuhide; Saitoh Kunimasa

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Saitoh Kunimasa

Hokkaido University

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Takenaga Katsuhiro

Fujikura

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Aikawa Kazuhiko

Fujikura

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Matsuo Shoichiro

Fujikura

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Saito Shota

Fujikura

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