{"id":3382,"date":"2021-01-06T14:07:35","date_gmt":"2021-01-06T14:07:35","guid":{"rendered":"https:\/\/www.5gworldpro.com\/?p=3382"},"modified":"2021-02-04T19:19:07","modified_gmt":"2021-02-04T19:19:07","slug":"what-is-daps-handover-in-5g","status":"publish","type":"post","link":"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/","title":{"rendered":"What is DAPS Handover in 5G?"},"content":{"rendered":"\r\n<p>My friend: Hi Ibrahim, I have a question.<\/p>\r\n\r\n\r\n\r\n<p>Me: Go ahead.<\/p>\r\n\r\n\r\n\r\n<p>My friend: What is the meant by DAPS handover in <a href=\"https:\/\/www.5gworldpro.com\/blog\/2020\/02\/22\/183-what-is-the-dynamic-spectrum-sharing\/\">5G<\/a>?<\/p>\r\n\r\n\r\n\r\n<p>Me: DAPS (Dual Active Protocol Stack) handover is defined by <a href=\"https:\/\/www.5gworldpro.com\/blog\/2021\/08\/08\/o-ran-3gpp-vs-o-ran-alliance\/\">3GPP<\/a> in Rel-16 to decrease <a href=\"https:\/\/www.5gworldpro.com\/blog\/2021\/02\/04\/5g-nsa-mobility-management\/\">mobility<\/a> interruption time which is the time during which the user isn\u2019t able to transmit or receive data while performing handover. In <a href=\"https:\/\/www.5gworldpro.com\/blog\/2022\/03\/20\/5g-smartphone-sales-globally-overtake-4g-sales-in-jan-2022\/\">4G<\/a> networks, the mobility interruption time is typically around 30 \u2013 60 ms depending on handover scenario and effective <a href=\"https:\/\/www.5gworldpro.com\/blog\/2019\/04\/12\/46-3gpp-5g-specifications\/\">radio<\/a> conditions.<\/p>\r\n\r\n\r\n\r\n<p>My friend: But this time is already low in 4G, why is 3GPP targeting to decrease it more in 5G?<\/p>\r\n\r\n\r\n\r\n<p>Me: Simply, because 5G use cases are different from 4G. In 5G, we\u2019ve <a href=\"https:\/\/www.5gworldpro.com\/glossary\/urllc-ultra-reliable-low-latency-communications\/\">URLLC<\/a> which requires much less mobility interruption time than 4G.<\/p>\r\n\r\n\r\n\r\n<p>My friend: But, how did they reduce it?<\/p>\r\n\r\n\r\n\r\n<p>Me: By using continued transmission\/reception in the source cell after receiving the handover request, also using simultaneous reception of user data from source and target cells and lastly by <a href=\"https:\/\/www.5gworldpro.com\/glossary\/ul-uplink\/\">UL<\/a> transmission of user data switched to target cell at completion of random access procedure, please check the below snapshot.<\/p>\r\n\r\n\r\n\r\n<p>My friend: Thanks a lot.<\/p>\r\n\r\n\r\n\r\n<p>Me: You are welcome.<\/p>\r\n\r\n<p><em>Source: Ibrahim Sayed<\/em><\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p><em>Linkedin Profile:\u00a0<a href=\"https:\/\/www.linkedin.com\/in\/ibrahim-sayed-88a7747-5g\/\">https:\/\/www.linkedin.com\/in\/ibrahim-sayed-88a7747-5g\/<\/a><\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>My friend: Hi Ibrahim, I have a question. Me: Go ahead. My friend: What is the meant by DAPS handover in 5G? Me: DAPS (Dual Active Protocol Stack) handover is defined by 3GPP in Rel-16 to decrease mobility interruption time which is the time during which the user isn\u2019t able to transmit or receive data [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3383,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[4],"tags":[4264,4262,4263,4265],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.0 (Yoast SEO v22.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is DAPS Handover in 5G? - 5G Training and 5G Certification<\/title>\n<meta name=\"description\" content=\"DAPS (Dual Active Protocol Stack) handover is defined by 3GPP in Rel-16 to decrease mobility interruption time\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is DAPS Handover in 5G?\" \/>\n<meta property=\"og:description\" content=\"DAPS (Dual Active Protocol Stack) handover is defined by 3GPP in Rel-16 to decrease mobility interruption time\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\" \/>\n<meta property=\"og:site_name\" content=\"5G Training and 5G Certification\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-06T14:07:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-02-04T19:19:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.5gworldpro.com\/wp-content\/uploads\/2021\/01\/daps.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"683\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"5GWorldPro.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"5GWorldPro.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\"},\"author\":{\"name\":\"5GWorldPro.com\",\"@id\":\"https:\/\/www.5gworldpro.com\/#\/schema\/person\/e5aef1de3a7779859d562646febc0c07\"},\"headline\":\"What is DAPS Handover in 5G?\",\"datePublished\":\"2021-01-06T14:07:35+00:00\",\"dateModified\":\"2021-02-04T19:19:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\"},\"wordCount\":209,\"publisher\":{\"@id\":\"https:\/\/www.5gworldpro.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.5gworldpro.com\/wp-content\/uploads\/2021\/01\/daps.jpg\",\"keywords\":[\"5G Mobility\",\"daps\",\"handover in 5G\",\"mobility\"],\"articleSection\":[\"5G knowledge\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\",\"url\":\"https:\/\/www.5gworldpro.com\/blog\/2021\/01\/06\/what-is-daps-handover-in-5g\/\",\"name\":\"What is DAPS Handover in 5G? 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