{"id":3592,"date":"2025-09-20T04:23:14","date_gmt":"2025-09-20T04:23:14","guid":{"rendered":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/?p=3592"},"modified":"2025-09-20T04:28:41","modified_gmt":"2025-09-20T04:28:41","slug":"network-degraded-ops-dtn-ready-augmented-reality-situational-awareness","status":"publish","type":"post","link":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/?p=3592","title":{"rendered":"Network-Degraded Ops: DTN-Ready Augmented Reality Situational Awareness"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-spectrcyde wp-block-embed-spectrcyde\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"LFXlW5y0ci\"><a href=\"https:\/\/172-234-197-23.ip.linodeusercontent.com\/?page_id=3589\">Network-Degraded Ops: DTN-Ready Augmented Reality Situational Awareness<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Network-Degraded Ops: DTN-Ready Augmented Reality Situational Awareness&#8221; &#8212; Spectrcyde\" src=\"https:\/\/172-234-197-23.ip.linodeusercontent.com\/?page_id=3589&#038;embed=true#?secret=h82qP4gKEV#?secret=LFXlW5y0ci\" data-secret=\"LFXlW5y0ci\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Augmented reality (AR) systems for situational<br>awareness (SA) depend on low-latency networking to deliver alerts, map overlays and sensor feeds. However, contested environments exhibit intermittent connectivity and high<br>packet loss due to jamming, interference and terrain occlusions. Delay tolerant networking (DTN) strategies, notably<br>store\u2013carry\u2013forward routing, have been shown to enable data<br>delivery when end-to-end paths do not exist[1]. This paper introduces DTN-AR, a DTN-ready AR SA framework that combines a<br>store\u2013carry\u2013forward overlay with edge caching on relay devices<br>to keep mission utilities high even with 60\u201390 % packet loss.<br>We implement a prototype using mobile relays and AR glasses<br>and evaluate it under emulated jamming, delay spikes and link<br>failures. Experiments show that DTN-AR maintains a situational<br>awareness score within 5 % of baseline when 70 % of packets are<br>dropped and keeps staleness below 4 s at 90 % loss. Our results<br>suggest that DTN strategies are essential for network-degraded<br>operations.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Augmented reality (AR) systems for situationalawareness (SA) depend on low-latency networking to deliver alerts, map overlays and sensor feeds. However, contested environments exhibit intermittent connectivity and highpacket loss due to jamming, interference and terrain occlusions. Delay tolerant networking (DTN) strategies, notablystore\u2013carry\u2013forward routing, have been shown to enable datadelivery when end-to-end paths do not exist[1]. This&hellip;&nbsp;<a href=\"https:\/\/172-234-197-23.ip.linodeusercontent.com\/?p=3592\" rel=\"bookmark\"><span class=\"screen-reader-text\">Network-Degraded Ops: DTN-Ready Augmented Reality Situational Awareness<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":2748,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[10],"tags":[],"class_list":["post-3592","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-signal_scythe"],"_links":{"self":[{"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/posts\/3592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3592"}],"version-history":[{"count":1,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/posts\/3592\/revisions"}],"predecessor-version":[{"id":3593,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/posts\/3592\/revisions\/3593"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=\/wp\/v2\/media\/2748"}],"wp:attachment":[{"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/172-234-197-23.ip.linodeusercontent.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}