{"id":3774,"date":"2025-04-04T14:42:23","date_gmt":"2025-04-04T14:42:23","guid":{"rendered":"https:\/\/araz.c4i.gmu.edu\/?page_id=3774"},"modified":"2026-06-02T23:28:53","modified_gmt":"2026-06-02T23:28:53","slug":"digital-engineering-modeling-of-integrated-photonics-free-space-optical-communication-system-fsoc","status":"publish","type":"page","link":"https:\/\/araz.c4i.gmu.edu\/?page_id=3774","title":{"rendered":"Digital Engineering Modeling of Integrated Photonics: Free Space Optical Communication System (FSOC)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3774\" class=\"elementor elementor-3774\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e084c8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9e084c8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-96a3bc1\" data-id=\"96a3bc1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-858c551 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"858c551\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-28a50c7\" data-id=\"28a50c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-73fc9fb elementor-widget elementor-widget-text-editor\" data-id=\"73fc9fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span data-contrast=\"none\">The positioning, navigation, and timing systems that we rely on more and more from satellites orbiting the earth require GPS signals. But what happens when those satellites are unreliable, potentially from the jamming or spoofing of those easily manipulated GPS transmissions?\u00a0<\/span><span data-ccp-props=\"{&quot;134233117&quot;:true,&quot;134233118&quot;:true,&quot;201341983&quot;:0,&quot;335559740&quot;:240}\">\u00a0<\/span><\/p><p><span data-contrast=\"none\">This project is developing Digital Engineering solutions for photonics-based free-space optics communication technology.\u202fThe digital twin developed by the GMU team provides comprehensive analysis of link margin between different Optical Phase Array (OPAs) under different atmospheric conditions.\u00a0<\/span><span data-ccp-props=\"{&quot;134233117&quot;:true,&quot;134233118&quot;:true,&quot;201341983&quot;:0,&quot;335559740&quot;:240}\">\u00a0<\/span><\/p><div class=\"related-works\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-8b888fa\" data-id=\"8b888fa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-511d5d5 elementor-widget elementor-widget-image\" data-id=\"511d5d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"640\" src=\"https:\/\/araz.c4i.gmu.edu\/wp-content\/uploads\/2023\/06\/DALL\u00b7E-2023-03-27-12.59.48-a-UNITED-STATES-high-speed-flight-aerospace-system-in-the-atmosphere-digital-art.png\" class=\"attachment-large size-large wp-image-3507\" alt=\"\" srcset=\"https:\/\/araz.c4i.gmu.edu\/wp-content\/uploads\/2023\/06\/DALL\u00b7E-2023-03-27-12.59.48-a-UNITED-STATES-high-speed-flight-aerospace-system-in-the-atmosphere-digital-art.png 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\/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-abb548d elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"abb548d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2035d6e\" data-id=\"2035d6e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-170f5d3 elementor-widget elementor-widget-heading\" data-id=\"170f5d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Project Sponsors<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-eb46424 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eb46424\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-e38579a\" data-id=\"e38579a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1911262 elementor-skin-carousel elementor-pagination-type-bullets elementor-pagination-position-outside elementor-widget elementor-widget-media-carousel\" data-id=\"1911262\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_per_view&quot;:&quot;5&quot;,&quot;space_between&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:0,&quot;sizes&quot;:[]},&quot;skin&quot;:&quot;carousel&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;speed&quot;:500,&quot;autoplay&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;loop&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;space_between_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;space_between_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]}}\" data-widget_type=\"media-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper\">\n\t\t\t\t\t<div class=\"elementor-main-swiper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Slides\">\n\t\t\t\t<div class=\"swiper-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/gvsc.devcom.army.mil\/centerslabs\/gvsc\/\">\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"US Army GVSC\" style=\"background-image: url(&#039;https:\/\/araz.c4i.gmu.edu\/wp-content\/uploads\/2025\/03\/original-scaled-e1743130202840.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/ncms.org\/\">\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"NCMS\" style=\"background-image: url(&#039;https:\/\/araz.c4i.gmu.edu\/wp-content\/uploads\/2025\/03\/NCMS-Logo-web-r2-e1758764404203.webp&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>The positioning, navigation, and timing systems that we rely on more and more from satellites orbiting the earth require GPS signals. But what happens when those satellites are unreliable, potentially from the jamming or spoofing of those easily manipulated GPS transmissions?\u00a0\u00a0 This project is developing Digital Engineering solutions for photonics-based free-space optics communication technology.\u202fThe digital 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