{"id":131,"date":"2019-12-11T13:05:11","date_gmt":"2019-12-11T04:05:11","guid":{"rendered":"https:\/\/www2.ubin.jp\/en\/?page_id=131"},"modified":"2024-09-26T15:52:55","modified_gmt":"2024-09-26T06:52:55","slug":"6lowpan","status":"publish","type":"page","link":"https:\/\/www2.ubin.jp\/en\/research-development\/edge-node\/6lowpan\/","title":{"rendered":"6LoWPAN"},"content":{"rendered":"\n<p>In order to deploy IoT technologies widely in the world, the issue of power consumption in wireless communication technologies should be considered.<\/p>\n\n\n\n<p>Low-power connection technologies more efficient than Wi-Fi are required for sensor devices, which work with batteries or energy harvesting, to connect to IoT networks.<\/p>\n\n\n\n<p>6LoWPAN is a protocol to realize IPv6-based communication over low-power wireless technology such as IEEE 802.15.4 or Bluetooth LE.<\/p>\n\n\n\n<p>6LoWPAN is an essential technology for YRP UNL\u2019s \u201cAggregate Computing\u201d that requires close collaboration between IoT devices and the cloud.<\/p>\n\n\n\n<h3>Case\nStudy: 6LoWPAN Protocol\nSuites<\/h3>\n\n\n\n<p>YRP UNL has been implementing 6LoWPAN protocol stack that can operate on \u03bcT-Kernel 2.0 which conforms to standard OS specification (IEEE Std 2050), for IoT devices. Devices and communication can be run on a small memory footprint of 12 KB RAM on one-chip microcomputer.<\/p>\n\n\n\n<p>Also, power-saving intermittent communication is supported by default and a sensor device using a battery successfully lasted more than one year.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<div class=\"wp-container-3 wp-block-columns has-2-columns\">\n<div class=\"wp-container-1 wp-block-column\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" src=\"https:\/\/www2.ubin.jp\/en\/wp-content\/uploads\/sites\/2\/2019\/12\/6fig01-1.png\" alt=\"\" class=\"wp-image-289\" width=\"349\" height=\"261\"\/><figcaption>Figure 1. 6LoWPAN Protocol Stack <\/figcaption><\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-container-2 wp-block-column\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" src=\"https:\/\/www2.ubin.jp\/en\/wp-content\/uploads\/sites\/2\/2019\/12\/6fig02.png\" alt=\"\" class=\"wp-image-290\" width=\"350\" height=\"261\"\/><figcaption>Figure 2. Power-saving intermittent communication in beacon mode  <\/figcaption><\/figure><\/div><\/div>\n<\/div>\n\n\n\n<p>Currently, the development of \u201c6LoWPAN border router&#8221; which operates as a bridge between network and Internet is conducted. Also, YRP UNL has been building the infrastructure for highly secured aggregate computing with TLS\/SSL tunneling.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" src=\"https:\/\/www2.ubin.jp\/en\/wp-content\/uploads\/sites\/2\/2019\/12\/6lowpan.jpg\" alt=\"\" class=\"wp-image-293\" width=\"715\" height=\"415\"\/><\/figure><\/div>","protected":false},"excerpt":{"rendered":"<p>In order to deploy IoT technologies widely in the world, the issue of power consumption in wireless communication technologies should be considered. Low-power connection technologies more efficient than Wi-Fi are required for sensor devices, which work with batteries or energy harvesting, to connect to IoT networks. 6LoWPAN is a protocol to realize IPv6-based communication over [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":127,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"_g2\/page-onecolumn.php","meta":[],"_links":{"self":[{"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/pages\/131"}],"collection":[{"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/comments?post=131"}],"version-history":[{"count":11,"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/pages\/131\/revisions"}],"predecessor-version":[{"id":556,"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/pages\/131\/revisions\/556"}],"up":[{"embeddable":true,"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/pages\/127"}],"wp:attachment":[{"href":"https:\/\/www2.ubin.jp\/en\/wp-json\/wp\/v2\/media?parent=131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}