{"id":4283,"date":"2023-11-27T12:12:51","date_gmt":"2023-11-27T11:12:51","guid":{"rendered":"https:\/\/www.uni.lu\/snt-en\/?post_type=research-groups&#038;p=4283"},"modified":"2025-06-24T10:04:59","modified_gmt":"2025-06-24T08:04:59","slug":"tools","status":"publish","type":"research-groups","link":"https:\/\/www.uni.lu\/snt-en\/research-groups\/sigcom\/tools\/","title":{"rendered":"Signal Processing and Communications (SIGCOM) Software Simulation Tools"},"content":{"rendered":"<div class=\"section py-0 static\">\n<section class=\"py-0 wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><!-- SecondaryNavigationMirror --><div class=\"js-secondary-nav--sticky wp-block-unilux-blocks-secondary-navigation\" id=\"a5dc46d6-cdf8-4e7d-af34-cc0db50b2562\">\n    <nav id=\"secondary-navigation\" role=\"navigation\" aria-label=\"Secondary menu\" class=\"secondary-nav\">\n        <button class=\"secondary-nav__button btn btn-solid--primary w-full\" 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SecondaryNavigationMirror --><\/div><\/section>\n\n\n\n<section class=\"wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><section class=\"section section wp-block-unilux-blocks-headline-text-and-image py-0\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\">\n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"satcomm-carrier-aggregation\"\n    >\nSatComm Carrier Aggregation<\/h2>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-wrap lg:-mx-32\">\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-2 lg:px-32\">\n<div class=\"wp-block-unilux-blocks-image-video-wrapper\">\n    <figure class=\"wp-block-dev4-reusable-blocks-image  object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-7.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-7-300x225.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-7-768x576.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-7.png 1024w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><figure class=\"wp-block-dev4-reusable-blocks-image  object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-9.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-9-300x225.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-9-768x576.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-9.png 1024w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-1 lg:px-32\">\n<p>Two different tools were developed within&nbsp;<a href=\"https:\/\/connectivity.esa.int\/projects\/cadsat\">E<\/a><a href=\"https:\/\/connectivity.esa.int\/projects\/cadsat\" target=\"_blank\" rel=\"noreferrer noopener\">S<\/a><a href=\"https:\/\/connectivity.esa.int\/projects\/cadsat\">A CADSAT project<\/a>.<br><br><strong>CADSAT SW Tool 1:&nbsp;<\/strong>CA validation for single user with PHY-layer details and GSE encapsulation implemented. The presence of other users is artificially generated with XFECFRAME zero-padding. Used to validate the PDU scheduler and merging traffic at the user side.<br><br>H. Al-Hraishawi, N. Maturo,&nbsp;E. Lagunas, S. Chatzinotas, \u201cScheduling Design and Performance Analysis of Carrier Aggregation in Satellite Communication Systems\u201d, IEEE Transactions on Vehicular Technology, 2021.&nbsp;<a href=\"https:\/\/orbilu.uni.lu\/bitstream\/10993\/45218\/1\/Main.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/orbilu.uni.lu\/bitstream\/10993\/45218\/1\/Main.pdf<\/a>&nbsp;<br><br><strong>CADSAT SW Tool 2:&nbsp;<\/strong>System level simulation consisting of multiple users located in different beams and with different demands. CA is enabled in certain users to face the instantaneous peak demands.<br><br>M. G. Kibria,&nbsp;E. Launas, N. Maturo, H. Al-Hraishawi, S. Chatzinotas, \u201cCarrier Aggregation in Satellite Communications: Impact and Performance Study\u201d, IEEE Open Journal of the Communications Society, Sept. 2020.&nbsp;<a href=\"https:\/\/orbilu.uni.lu\/handle\/10993\/44314\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/orbilu.uni.lu\/handle\/10993\/44314<\/a>&nbsp;<br><br>E. Lagunas, M. Kibria, H. Al-Hraishawi, N. Maturo, S. Chatzinotas, \u201cDealing with Non-Uniform Demands in Flexible GEO Satellites: The Carrier Aggregation Perspectives\u201d, ASMS\/SPSC Virtual Conference, 2020.&nbsp;<a href=\"https:\/\/orbilu.uni.lu\/handle\/10993\/44300\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/orbilu.uni.lu\/handle\/10993\/44300<\/a>&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\"><li class=\"wp-block-unilux-blocks-custom-button\"    aria-disabled=\"false\"\n    >\n    <a\n        role=\"link\"\n        aria-disabled=\"false\"\n                    href=\"https:\/\/sites.google.com\/view\/evalagunas\/home\/research\/software-simulation-tools\"\n                target=\"_blank\"\n        class=\"btn btn--primary\"\n            >Access<\/a>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section><\/div><\/section>\n\n\n\n<section class=\"py-0 wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><section class=\"section section wp-block-unilux-blocks-headline-text-and-image \">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\">\n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"beam-hopping-with-precoding\"\n    >\nBeam Hopping with Precoding<\/h2>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-wrap lg:-mx-32\">\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-2 lg:px-32\">\n<div class=\"wp-block-unilux-blocks-image-video-wrapper\">\n    <figure class=\"wp-block-dev4-reusable-blocks-image  object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-10.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-10-300x225.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-10-768x576.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-10.png 1024w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-1 lg:px-32\">\n<p>Developed within <a href=\"https:\/\/connectivity.esa.int\/projects\/flexpredem\" target=\"_blank\" rel=\"noreferrer noopener\">ESA FlexPreDem project<\/a>.<br><br>The <strong>FlexPreDem SW Tool<\/strong> objective is to demonstrate the benefits and address the challenges at various levels of the combination of Beam Hopping and Precoding techniques over broadband High Throughput Satellite systems. It allows to test different beam hopping solutions with different geographical demand distributions as input.<br><br>V. Gupta, V.N. Ha, E. Lagunas, H. Al-Hraishawi, L. Chen, S. Chatzinotas, \u201cCombining Time-Flexible Satellite Payload with Precoding: The Cluster Hopping Approach\u201d IEEE Transactions on Vehicular Technology, July 2023. <a href=\"https:\/\/orbilu.uni.lu\/handle\/10993\/53361\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/orbilu.uni.lu\/handle\/10993\/53361<\/a>&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\"><li class=\"wp-block-unilux-blocks-custom-button\"    aria-disabled=\"false\"\n    >\n    <a\n        role=\"link\"\n        aria-disabled=\"false\"\n                    href=\"https:\/\/sites.google.com\/view\/evalagunas\/home\/research\/software-simulation-tools\"\n                target=\"_blank\"\n        class=\"btn btn--primary\"\n            >Access<\/a>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section><\/div><\/section>\n\n\n\n<section class=\"py-0 wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><section class=\"section section wp-block-unilux-blocks-headline-text-and-image py-0\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\">\n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"system-level-satcom-precoding\"\n    >\nSystem Level SatCom Precoding<\/h2>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-wrap lg:-mx-32\">\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-2 lg:px-32\">\n<div class=\"wp-block-unilux-blocks-image-video-wrapper\">\n    <figure class=\"wp-block-dev4-reusable-blocks-image  object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-11.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-11-300x225.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-11-768x576.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-11.png 1024w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-1 lg:px-32\">\n<p>Developed within the ESA CGD project.<br><br>This SW tool considers a PHY-layer abstraction to accommodate multiple users into the simulator, and be able to test the impact of different user scheduling techniques in satellite precoded communications.<br><br>E. Lagunas, V.N. Ha, T.V. Chien, S. Andrenacci, N. Mazzali, S. Chatzinotas, \u201cMulticast MMSE-based Precoded Satellite Systems: User Scheduling and Equivalent Channel Impact\u201d, IEEE Vehicular Technology Conference (VTC2022-Fall), Beijing\/London, Sept. 2022.&nbsp; <a href=\"https:\/\/orbilu.uni.lu\/handle\/10993\/52786\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/orbilu.uni.lu\/handle\/10993\/52786<\/a>&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\"><li class=\"wp-block-unilux-blocks-custom-button\"    aria-disabled=\"false\"\n    >\n    <a\n        role=\"link\"\n        aria-disabled=\"false\"\n                    href=\"https:\/\/sites.google.com\/view\/evalagunas\/home\/research\/software-simulation-tools\"\n                target=\"_blank\"\n        class=\"btn btn--primary\"\n            >Access<\/a>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section><\/div><\/section>\n\n\n\n<section class=\"wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><section class=\"section section wp-block-unilux-blocks-headline-text-and-image py-0\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\">\n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"satellite-traffic-emulator\"\n    >\nSatellite Traffic Emulator<\/h2>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-wrap lg:-mx-32\">\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-2 lg:px-32\">\n<div class=\"wp-block-unilux-blocks-image-video-wrapper\">\n    <figure class=\"wp-block-dev4-reusable-blocks-image  object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-12.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-12-300x225.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-12-768x576.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/5\/2023\/11\/Untitled-design-12.png 1024w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-1 lg:px-32\">\n<p>SIGCOM has developed a&nbsp;satellite traffic emulator that provides the location of terminals and requested traffic over the Earth at different timestamps. &nbsp;<br><br>For more information, please refer to:&nbsp;<br><br>H. Al-Hraishawi, E.&nbsp;Lagunas&nbsp;and S. Chatzinotas, &#8220;Traffic Simulator for Multibeam Satellite Communication Systems,&#8221; 2020 10th Advanced Satellite Multimedia Systems Conference and the 16th Signal Processing for Space Communications Workshop (ASMS\/SPSC), Graz, Austria, 2020, pp. 1-8, doi: 10.1109\/ASMS\/SPSC48805.2020.9268831.&nbsp;<a href=\"https:\/\/eur01.safelinks.protection.outlook.com\/?url=https%3A%2F%2Farxiv.org%2Fabs%2F2007.07148&amp;data=05%7C01%7Csandra.ignagni%40uni.lu%7Cd274eb120b324f4ca11f08dbf7260bbe%7C445a9c950f9d49539db1bc4a45dd1220%7C0%7C0%7C638375515007118905%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=jUsT3%2FmkR%2F%2Bi7tlPfQFEmb5kIlzp8QycHqNtV%2BdwUaA%3D&amp;reserved=0\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/arxiv.org\/abs\/2007.07148<\/a><\/p>\n\n\n\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\"><\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section><\/div><\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":39,"featured_media":0,"parent":342,"menu_order":0,"template":"","meta":{"featured_image_focal_point":[],"show_featured_caption":false,"ulux_newsletter_groups":"","uluxPostTitle":"Signal Processing and Communications (SIGCOM) Software Simulation Tools","uluxPrePostTitle":"","_trash_the_other_posts":false,"_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"0","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false},"field-of-interest":[],"organisation":[],"authorship":[39,176,146,186,162,189],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.3 (Yoast SEO v22.3) - 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