{"id":3908,"date":"2021-05-03T14:10:20","date_gmt":"2021-05-03T14:10:20","guid":{"rendered":"http:\/\/rktelesystem.com\/rktplgroup\/?page_id=3908"},"modified":"2021-05-03T14:10:21","modified_gmt":"2021-05-03T14:10:21","slug":"train-to-ground","status":"publish","type":"page","link":"https:\/\/rktelesystem.com\/rktplgroup\/train-to-ground\/","title":{"rendered":"Train-to-Ground"},"content":{"rendered":"<div id=\"pl-3908\"  class=\"panel-layout\" ><div id=\"pg-3908-0\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-3908-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-3908-0-0-0\" class=\"so-panel widget widget_black-studio-tinymce widget_black_studio_tinymce panel-first-child panel-last-child\" data-index=\"0\" ><div class=\"textwidget\"><p><strong>Challenges:<\/strong><\/p>\n<ul>\n<li>To provide each train with data transfer connectivity of not less than 600 Mbps at any point in time;<\/li>\n<li>Ensure uninterrupted connection at speeds of up to 200 km per hour for trains with data transfer remaining constant in tunnels and repair depot;<\/li>\n<li>Keeping cost as low as possible by installing reduced form-factor wireless devices externally on the carriages.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3909 size-full aligncenter\" src=\"http:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr1.png\" alt=\"\" width=\"828\" height=\"502\" srcset=\"https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr1.png 828w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr1-600x364.png 600w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr1-300x182.png 300w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr1-768x466.png 768w\" sizes=\"auto, (max-width: 828px) 100vw, 828px\" \/><\/p>\n<p><strong>Solution:<\/strong><\/p>\n<ul>\n<li>A state of art train-to-ground technology which fully meets the requirements of the train operator;<\/li>\n<li>Wireless nodes were installed every 20 km along the existing optical fibre infrastructure;<\/li>\n<li>Base stations were installed externally every 2-4 km along the railway tracks;<\/li>\n<li>Every carriage was fitted with small form factor wireless terminals and antennas providing uninterrupted connection all along the train journeys.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3910 size-full aligncenter\" src=\"http:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr2.png\" alt=\"\" width=\"832\" height=\"527\" srcset=\"https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr2.png 832w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr2-600x380.png 600w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr2-300x190.png 300w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr2-768x486.png 768w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/p>\n<p><strong>Benefits:<\/strong><\/p>\n<ul>\n<li>Network speeds achieved up to 350+ Mbps for every train;<\/li>\n<li>High reliability of the links;<\/li>\n<li>Very low latency;<\/li>\n<li>Provision of additional revenue-generating services;<\/li>\n<li>Small form factor and low wind load of the external units made it ideal for installing on carriages.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3911 size-full aligncenter\" src=\"http:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr3.png\" alt=\"\" width=\"840\" height=\"575\" srcset=\"https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr3.png 840w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr3-600x411.png 600w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr3-300x205.png 300w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr3-768x526.png 768w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/p>\n<p><strong>Applications:<\/strong><\/p>\n<ul>\n<li><strong>Metro\/Rail Operations<\/strong>:\n<ul>\n<li>Real-time Operation data<\/li>\n<li>24\/7 Maintenance data<\/li>\n<li>Remote configuration \/Diagnostic<\/li>\n<li>Communication for staff<\/li>\n<li>Asset Tracking (over GPS)<\/li>\n<li>Passenger Counting<\/li>\n<li>PA \/ Intercom<\/li>\n<\/ul>\n<\/li>\n<li><strong>Security &amp; Surveillance\u00a0<\/strong>\n<ul>\n<li>CCTV\/Wi-Fi Camera\/IP\/Camera<\/li>\n<li>Level crossing monitoring<\/li>\n<li>Equipment Intrusion<\/li>\n<li>Incident Analysis<\/li>\n<li>On-line virtual Black Box<\/li>\n<li>Emergency Intercom<\/li>\n<\/ul>\n<\/li>\n<li><strong>Passengers<\/strong>\n<ul>\n<li>Passenger Information System<\/li>\n<li>Internet-on-Board<\/li>\n<li>Entertainment<\/li>\n<li>Media Content Platform<\/li>\n<li>At-seat Audio<\/li>\n<li>Wi-Fi calling<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3913 size-full\" src=\"http:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr4.png\" alt=\"\" width=\"922\" height=\"414\" srcset=\"https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr4.png 922w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr4-600x269.png 600w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr4-300x135.png 300w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/tr4-768x345.png 768w\" sizes=\"auto, (max-width: 922px) 100vw, 922px\" \/><\/p>\n<p><strong>Seamless Handover Principles<\/strong><\/p>\n<ul>\n<li>Base Stations coverage zones intersect each other<\/li>\n<li>Each train has two CPE Radios: the one on the front and the second on the back<\/li>\n<li>Base Stations and CPEs provide redundant connections forcing at least one live wireless link all the time<\/li>\n<li>Unique transport protocol MINT has the capability to work with multiple paths to optimize data flow using all available connections<\/li>\n<li>Therefore MINT guarantees utilization of the best connection all the time no matter how frequent the reconnection of CPE\u2019s between Base Stations<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3912 size-full\" src=\"http:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/002_s.jpg\" alt=\"\" width=\"523\" height=\"621\" srcset=\"https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/002_s.jpg 523w, https:\/\/rktelesystem.com\/rktplgroup\/wp-content\/uploads\/2021\/05\/002_s-253x300.jpg 253w\" sizes=\"auto, (max-width: 523px) 100vw, 523px\" \/><\/p>\n<p><strong>Interference Mitigation<\/strong><\/p>\n<p>Train-to-Ground solution complies with 802.11 physical layer (PHY) while implementing mandatory improvements to enable extended range,<br \/>\nenhanced capacity and fast handover<br \/>\nThe enhancements include:<\/p>\n<ul>\n<li>Automatic adaptive rate<\/li>\n<li>Advanced FEC<\/li>\n<li>Advanced Fast ARQ<\/li>\n<li>Non interrupted transmission<\/li>\n<li>Auto MIMO Diversity selection<\/li>\n<li>Directional Antennas<\/li>\n<li>QoS Over the Air<\/li>\n<\/ul>\n<p><strong>For Further Information<\/strong><\/p>\n<p>Please\u00a0<a href=\"https:\/\/rktelesystem.com\/rktplgroup\/contact\/\">Contact Us<\/a>\u00a0for product datasheet , application note, success stories and request for a quote.<\/p>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Challenges: To provide each train with data transfer connectivity of not less than 600 Mbps at any point in time; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","footnotes":""},"class_list":["post-3908","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/pages\/3908","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/comments?post=3908"}],"version-history":[{"count":0,"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/pages\/3908\/revisions"}],"wp:attachment":[{"href":"https:\/\/rktelesystem.com\/rktplgroup\/wp-json\/wp\/v2\/media?parent=3908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}