{"id":5192,"date":"2025-09-16T22:22:00","date_gmt":"2025-09-16T13:22:00","guid":{"rendered":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/?p=5192"},"modified":"2025-11-06T23:00:46","modified_gmt":"2025-11-06T14:00:46","slug":"society-conference-2025","status":"publish","type":"post","link":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/?p=5192&lang=en","title":{"rendered":"Society Conference 2025"},"content":{"rendered":"\n<p>We gave four oral presentations (General session) at the 2025 IEICE Society Conference held at Okayama, Japan, from September 8-12.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Information on the presentation (speaker and title)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ocampo (3rd year of doctor degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-15\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-15\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Stress rod integration for birefringence reduction in trench-assisted multi-core fibers<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/general2025\/presentation\/C-3_C-4-22\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Kimura (1st year of doctor degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-04\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-04\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Investigation of Stage-Number Dependence of Spectral Compensation Using Cascaded Long Period Fiber Grating-Based 2LP-Mode Gain Equalizers<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/general2025\/presentation\/C-3_C-4-22\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Serikawa (2nd year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-27\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Prototype Evaluation of Silicon Nitride Wavelength Filters Based on Mach-Zehnder Interferometers With Tolerance to Waveguide Width Variations.&#8221;<\/a><\/li>\n\n\n\n<li>Matsuda (2nd year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-28\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-28\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Fabrication and Evaluation of a Silicon 2\u00d72 3-dB Couplers Based on Adiabatic Conversion Using Higher-Order Mode<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-27\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Miyashita (2nd year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-02\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-02\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Design of a standard cladding diameter weakly coupled 3-mode 4-core dual-step index fiber with a common depressed layer and air-hole structure for C+L band transmission<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-27\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Okazaki (2nd year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-07\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-07\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Compact design of broadband Si tunable coupler using phase change material<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-27\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Miki (2nd year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-08\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-08\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Compact Design of 1\u00d72 and 2\u00d72 Couplers for Wide-Width Waveguide Devices<\/a>.<a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-27\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;<\/a><\/li>\n\n\n\n<li>Izumisawa (1st year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-06\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-06\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Design of Slotted Multimode Interference Coupler for Silicon 2-Mode (De)Multiplexer.&#8221;<\/a><\/li>\n\n\n\n<li>Komura (1st year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-01\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/B-10A_B-13-01\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Coupled 2LP-mode multi-core fibers with ring-core structure for low group delay spread and low bending loss.&#8221;<\/a><\/li>\n\n\n\n<li>Sakai (1st year of master degree at the time of presentation), <a href=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-45\" data-type=\"link\" data-id=\"https:\/\/pub.confit.atlas.jp\/en\/event\/society2025\/presentation\/C-3_C-4-45\" target=\"_blank\" rel=\"noreferrer noopener\">&#8220;Investigation of All-Optical Switches Using Optical Resonator With Face-to-Face Loop Mirrors.&#8221;<\/a><\/li>\n<\/ul>\n\n\n\n<p>* Each presentation title links to the conference&#8217;s presentation information page.<\/p>\n\n\n<div id=\"xo-slider-5156\" class=\"xo-slider xo-slider-template-default\">\n<div class=\"swiper swiper-container\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide mime-type-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_2404_-\u4e2d.jpg\" class=\"slide-image\" alt=\"\" title=\"\" srcset=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_2404_-\u4e2d.jpg 1024w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_2404_-\u4e2d-300x225.jpg 300w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_2404_-\u4e2d-768x576.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><div class=\"slide-content\">\n<\/div>\n<\/div>\n<div class=\"swiper-slide mime-type-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1877-\u4e2d.jpeg\" class=\"slide-image\" alt=\"\" title=\"\" srcset=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1877-\u4e2d.jpeg 1024w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1877-\u4e2d-300x225.jpeg 300w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1877-\u4e2d-768x576.jpeg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><div class=\"slide-content\">\n<\/div>\n<\/div>\n<div class=\"swiper-slide mime-type-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1893-\u4e2d.jpeg\" class=\"slide-image\" alt=\"\" title=\"\" srcset=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1893-\u4e2d.jpeg 1024w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1893-\u4e2d-300x225.jpeg 300w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/IMG_1893-\u4e2d-768x576.jpeg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><div class=\"slide-content\">\n<\/div>\n<\/div>\n<div class=\"swiper-slide mime-type-image\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/039931C1-A4C1-409D-BB95-68997C8ECC42-\u4e2d-rotated.jpg\" class=\"slide-image\" alt=\"\" title=\"\" srcset=\"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/039931C1-A4C1-409D-BB95-68997C8ECC42-\u4e2d-rotated.jpg 768w, https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/wp-content\/uploads\/2025\/11\/039931C1-A4C1-409D-BB95-68997C8ECC42-\u4e2d-300x169.jpg 300w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><div class=\"slide-content\">\n<\/div>\n<\/div>\n<\/div>\n<div class=\"swiper-pagination swiper-pagination-white\"><\/div>\n<div class=\"swiper-button-prev swiper-button-white\"><\/div>\n<div class=\"swiper-button-next swiper-button-white\"><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>We gave four oral presentations (General session) at the 2025 IEICE Society Conference held at Okayama, Japan, [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":5160,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[73,77],"tags":[],"class_list":["post-5192","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conference","category-domestic-conference"],"_links":{"self":[{"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/posts\/5192","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5192"}],"version-history":[{"count":3,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/posts\/5192\/revisions"}],"predecessor-version":[{"id":5196,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/posts\/5192\/revisions\/5196"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=\/wp\/v2\/media\/5160"}],"wp:attachment":[{"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ist.hokudai.ac.jp\/labo\/photonics\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}