{"id":1346,"date":"2024-06-19T11:10:19","date_gmt":"2024-06-19T11:10:19","guid":{"rendered":"https:\/\/hdln-project.eu\/?p=1346"},"modified":"2026-06-25T11:24:00","modified_gmt":"2026-06-25T11:24:00","slug":"high-density-lithium-niobate-pdk-development","status":"publish","type":"post","link":"https:\/\/hdln-project.eu\/?p=1346","title":{"rendered":"High Density Lithium Niobate PDK Development"},"content":{"rendered":"\n<p>The HDLN PDK has been fully implemented in the GDSFactory design environment, providing a flexible, script\u2011based framework for photonic layout development. Through GDSFactory, users can access parameterized cells, validated component libraries, layer definitions, and automated design\u2011rule checks aligned with the fabrication process. This integration supports efficient circuit design, layout generation, and the reliable reuse of the validated building blocks included in the platform.<\/p>\n\n\n\n<p>The HDLN PDK will be made available to customers upon request. Interested designers may contact LXT, which coordinates access to the PDK and provides the corresponding technical support.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"729\" height=\"192\" src=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image.png\" alt=\"\" class=\"wp-image-1410\" style=\"width:452px;height:auto\" srcset=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image.png 729w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-300x79.png 300w\" sizes=\"auto, (max-width: 729px) 100vw, 729px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"282\" src=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-1.png\" alt=\"\" class=\"wp-image-1411\" style=\"width:480px;height:auto\" srcset=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-1.png 735w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-1-300x115.png 300w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/figure>\n\n\n\n<p>FDTD methods are used to\u00a0optimize\u00a0the geometry of 2&#215;2 multimode interferometers\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"822\" height=\"1024\" src=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-2-822x1024.png\" alt=\"\" class=\"wp-image-1412\" srcset=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-2-822x1024.png 822w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-2-241x300.png 241w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-2-768x957.png 768w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-2.png 903w\" sizes=\"auto, (max-width: 822px) 100vw, 822px\" \/><\/figure>\n\n\n\n<p>Wafer-level testing of PDK components allowed the choice of\u00a0the optimal\u00a0parameters for minimal insertion\u00a0loss and highest modulation efficiency.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"903\" height=\"657\" src=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-3.png\" alt=\"\" class=\"wp-image-1413\" srcset=\"https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-3.png 903w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-3-300x218.png 300w, https:\/\/hdln-project.eu\/wp-content\/uploads\/2024\/06\/image-3-768x559.png 768w\" sizes=\"auto, (max-width: 903px) 100vw, 903px\" \/><\/figure>\n\n\n\n<p>Before die-scale testing, the position and orientation of the die is adjusted with computer vision, using dedicated fiducial marks.\u00a0<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The HDLN PDK has been fully implemented in the GDSFactory design environment, providing a flexible, script\u2011based framework for photonic layout development. Through GDSFactory, users can access parameterized cells, validated component libraries, layer definitions, and automated design\u2011rule checks aligned with the fabrication process. This integration supports efficient circuit design, layout generation, and the reliable reuse of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[11],"tags":[],"class_list":["post-1346","post","type-post","status-publish","format-standard","hentry","category-pillars"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>High Density Lithium Niobate PDK Development - HDLN<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hdln-project.eu\/?p=1346\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High Density Lithium Niobate PDK Development - HDLN\" \/>\n<meta property=\"og:description\" content=\"The HDLN PDK has been fully implemented in the GDSFactory design environment, providing a flexible, script\u2011based framework for photonic layout development. 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