{"id":1678,"date":"2023-01-13T12:49:09","date_gmt":"2023-01-13T04:49:09","guid":{"rendered":"https:\/\/www.huashu-tech.com\/?page_id=1678"},"modified":"2023-07-18T11:24:20","modified_gmt":"2023-07-18T03:24:20","slug":"5g","status":"publish","type":"page","link":"https:\/\/www.huashu-tech.com\/vi\/solutions\/charging-pile\/5g\/","title":{"rendered":"Tr\u1ea1m 5G"},"content":{"rendered":"<div class=\"banner has-hover hide-for-small\" id=\"banner-491949534\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-491949534 {\n  padding-top: 300px;\n}\n#banner-491949534 .bg.bg-loaded {\n  background-image: url(https:\/\/www.huashu-tech.com\/wp-content\/uploads\/4-2-scaled.webp);\n}\n#banner-491949534 .overlay {\n  background-color: rgba(19, 100, 181, 0.302);\n}\n#banner-491949534 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#banner-491949534 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n  <\/div>\n\n\n\n  <div class=\"banner has-hover show-for-small\" id=\"banner-1598999170\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-1827472087\" class=\"text-box banner-layer spec-banner x0 md-x0 lg-x0 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-center\">\n                  \n\n\t<div id=\"text-2095786014\" class=\"text spec\">\n\t\t\n\n<h3>\u201c\u575a\u5b9a\u4e0d\u79fb\u5efa\u8bbe\u5236\u9020\u5f3a\u56fd\u3001\u8d28\u91cf\u5f3a\u56fd\u3001\u7f51\u7edc\u5f3a\u56fd\u3001\u6570\u5b57\u4e2d\u56fd\u201d<\/h3>\n\t\t\n<style>\n#text-2095786014 {\n  font-size: 0.9rem;\n  text-align: left;\n}\n@media (min-width:550px) {\n  #text-2095786014 {\n    font-size: 1.2rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-4097163091\" class=\"text\">\n\t\t\n\n<p>\u968f\u7740\u300a\u5de5\u4e1a\u4e92\u8054\u7f51\u521b\u65b0\u53d1\u5c55\u884c\u52a8\u8ba1\u5212\u300b\uff082021~2023\uff09\u7684\u53d1\u5e03,\u6807\u5fd7\u7740\u672a\u67653\u5e74\u5c06\u662f\u4e2d\u56fd\u5de5\u4e1a\u4e92\u8054\u7f51\u5feb\u901f\u6210\u957f\u671f\u7684\u5173\u952e\u671f\u3002<\/p>\n\t\t\n<style>\n#text-4097163091 {\n  font-size: 0.9rem;\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-1827472087 .text-box-content {\n  background-color: rgba(20, 99, 181, 0.703);\n  font-size: 100%;\n}\n#text-box-1827472087 .text-inner {\n  padding: 20px 20px 20px 20px;\n}\n#text-box-1827472087 {\n  width: 100%;\n}\n@media (min-width:550px) {\n  #text-box-1827472087 .text-inner {\n    padding: 30px 30px 30px 30px;\n  }\n  #text-box-1827472087 {\n    width: 51%;\n  }\n}\n<\/style>\n    <\/div>\n \n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1598999170 {\n  padding-top: 300px;\n}\n#banner-1598999170 .bg.bg-loaded {\n  background-image: url(https:\/\/www.huashu-tech.com\/wp-content\/uploads\/4-2-scaled.webp);\n}\n#banner-1598999170 .overlay {\n  background-color: rgba(19, 100, 181, 0.302);\n}\n#banner-1598999170 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#banner-1598999170 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_1755966780\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row row-collapse\"  id=\"row-1019935661\">\n\n\t<div id=\"col-1252776614\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"stack-1680296556\" class=\"stack stack-row justify-center items-stretch\">\n\t\t\n<a href=\"https:\/\/www.huashu-tech.com\/vi\/solutions\/bluetooth\/\" target=\"_self\" class=\"button primary is-link\"  >\n    <span>Gi\u1ea3i ph\u00e1p s\u1ea3n ph\u1ea9m Bluetooth<\/span>\n  <\/a>\n\n<a href=\"https:\/\/www.huashu-tech.com\/vi\/solutions\/infrastructure\/\" target=\"_self\" class=\"button primary is-link active\"  >\n    <span>Gi\u1ea3i ph\u00e1p th\u00e0nh ph\u1ea7n th\u00f4ng minh<\/span>\n  <\/a>\n\n\t\t\n<style>\n#stack-1680296556 > * {\n  --stack-gap: 5rem;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:100%;height:1px;background-color:rgb(238, 238, 238);\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1755966780 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_1755966780 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1755966780 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section\" id=\"section_207259595\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row align-center\"  id=\"row-1808877376\">\n\n\t<div id=\"col-361907268\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"gap-1259610833\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1259610833 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-831127576\" class=\"text\">\n\t\t\n<h2>Tr\u1ea1m 5G<\/h2>\n\t\t\n<style>\n#text-831127576 {\n  font-size: 1.4rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1843618185\">\n\n\t<div id=\"col-513854306\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-3678600936\" class=\"text\">\n\t\t\n<p>Vi\u1ec7c tri\u1ec3n khai 5G \u0111ang ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p, t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n, m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n v\u00e0 nhi\u1ec1u li\u00ean k\u1ebft h\u01a1n. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng, m\u1ea5u ch\u1ed1t c\u1ee7a 4G l\u00e0 dung l\u01b0\u1ee3ng m\u1ea1ng v\u00e0 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n c\u1ee7a 5G l\u00e0 kh\u00f4ng gi\u1edbi h\u1ea1n.<br \/>\n\t\t\n<style>\n#text-3678600936 {\n  line-height: 1.8;\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_207259595 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_207259595 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_207259595 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section sjzn\" id=\"section_1805659045\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\t<div id=\"gap-1725473694\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1725473694 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-228331208\">\n\n\t<div id=\"col-1421102506\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-1987229652\" class=\"text\">\n\t\t\n<h3>Tham kh\u1ea3o thi\u1ebft k\u1ebf<\/h3>\n\t\t\n<style>\n#text-1987229652 {\n  font-size: 1.2rem;\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-920676681\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-148290014\" class=\"text\">\n\t\t\n<p><a href=\"\/wp-content\/uploads\/solutions-10-en.pdf\" target=\"_blank\" rel=\"noopener\" data-wplink-edit=\"true\">T\u1ed1i \u01b0u h\u00f3a \u0111\u1ed3ng h\u1ed3 cho ADC l\u1ea5y m\u1eabu RF<\/a><\/p>\n<p><a href=\"\/wp-content\/uploads\/solutions-12-en.pdf\" target=\"_blank\" rel=\"noopener\">B\u1ed1 c\u1ee5c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a m\u00f4-\u0111un TPS54824<\/a><\/p>\n\t\t\n<style>\n#text-148290014 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-920676681 > .col-inner {\n  padding: 0px 0px 0px 40px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-325317017\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-3728754887\" class=\"text\">\n\t\t\n<p><a href=\"\/wp-content\/uploads\/solutions-11-en.pdf\" target=\"_blank\" rel=\"noopener\">B\u1ed9 thu ph\u00e1t MIMO v\u1edbi AFE76xx cho s\u00f3ng LTE v\u00e0 5G<\/a><\/p>\n<p><a href=\"\/wp-content\/uploads\/solutions-13-en.pdf\" target=\"_blank\" rel=\"noopener\">H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf \u0111i\u1ec7n tr\u1edf l\u01b0\u1edbi ngo\u00e0i cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u01b0\u1edbi<\/a><\/p>\n\t\t\n<style>\n#text-3728754887 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1805659045 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n  background-color: rgb(249, 249, 249);\n}\n#section_1805659045 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1805659045 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section\" id=\"section_1981699014\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\t<div id=\"gap-1458043667\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1458043667 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-1240191953\">\n\n\n\t<div id=\"col-3851062\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"accordion fiveg-cons\" rel=\"1\">\n<div class=\"accordion-item\"><a href=\"#\" class=\"accordion-title plain\"><button class=\"toggle\"><i class=\"icon-angle-down\"><\/i><\/button><span>5G l\u00e0 g\u00ec?<\/span><\/a><div class=\"accordion-inner\">\n\t<div id=\"text-1470603043\" class=\"text indent\">\n\t\t\n<p>5G l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a ng\u00e0nh truy\u1ec1n th\u00f4ng v\u00e0 s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng \u1ee9ng d\u1ee5ng mang t\u00ednh c\u00e1ch m\u1ea1ng \u1edf c\u00e1c th\u1ecb tr\u01b0\u1eddng kh\u00e1c nh\u01b0 c\u00f4ng nghi\u1ec7p, \u00f4 t\u00f4, y t\u1ebf v\u00e0 th\u1eadm ch\u00ed c\u1ea3 qu\u1ed1c ph\u00f2ng. \u0110\u1ed1i v\u1edbi m\u1ed9t th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi Internet of Things (IoT), nh\u1eefng c\u1ea3i ti\u1ebfn v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a 5G v\u1ec1 t\u1ed1c \u0111\u1ed9 (nhanh h\u01a1n \u00edt nh\u1ea5t 10 l\u1ea7n so v\u1edbi 4G, l\u00ean t\u1edbi 10Gbps), \u0111\u1ed9 tr\u1ec5 (th\u1ea5p h\u01a1n 10 l\u1ea7n so v\u1edbi 4G, xu\u1ed1ng t\u1edbi 1ms) v\u00e0 m\u1eadt \u0111\u1ed9 (h\u1ed7 tr\u1ee3 1 ms). tri\u1ec7u thi\u1ebft b\u1ecb IoT tr\u00ean m\u1ed7i km vu\u00f4ng) s\u1ebd t\u1ea1o ra nhi\u1ec1u \u1ee9ng d\u1ee5ng s\u00e1ng t\u1ea1o, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c l\u0129nh v\u1ef1c quan tr\u1ecdng nh\u01b0 b\u1ea3o m\u1eadt, \u0111\u1ed9 tin c\u1eady, ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5, hi\u1ec7u qu\u1ea3 v\u00e0 chi ph\u00ed.<\/p>\n<p>Nh\u01b0 th\u1ec3 hi\u1ec7n trong h\u00ecnh b\u00ean d\u01b0\u1edbi, 5G s\u1ebd hi\u1ec7n th\u1ef1c h\u00f3a s\u1ef1 k\u1ebft n\u1ed1i gi\u1eefa h\u00e0ng h\u00f3a v\u00e0 d\u1ecbch v\u1ee5, trong khi \u201ch\u00e0ng h\u00f3a\u201d s\u1ebd n\u1eb1m trong kh\u00f4ng gian c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c doanh nghi\u1ec7p, trong khi \u201cd\u1ecbch v\u1ee5\u201d th\u01b0\u1eddng s\u1ebd n\u1eb1m tr\u00ean \u0111\u00e1m m\u00e2y. M\u1ea1ng 5G s\u1ebd c\u00f3 th\u1ec3 ph\u00e2n chia k\u1ebft n\u1ed1i song song m\u1ed9t c\u00e1ch linh ho\u1ea1t, \u0111i\u1ec1u ch\u1ec9nh ho\u00e0n h\u1ea3o m\u1ee9c d\u1ecbch v\u1ee5 m\u00e0 ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u th\u00f4ng qua vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh v\u00e0 cung c\u1ea5p s\u01a1 \u0111\u1ed3 c\u00e2n b\u1eb1ng chi ph\u00ed\/hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi.<br \/>\n\t\t\n<style>\n#text-1470603043 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-1680\" src=\"https:\/\/www.huashu-tech.com\/wp-content\/uploads\/4-12.webp\" alt=\"\" width=\"1287\" height=\"688\" \/><\/p>\n\t<div id=\"text-513875232\" class=\"text indent\">\n\t\t\n<p>5G kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t \u201ck\u1ef7 nguy\u00ean\u201d kh\u00e1c trong vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c ti\u00eau chu\u1ea9n truy\u1ec1n th\u00f4ng m\u00e0 c\u00f2n l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef chung ch\u1ee9a \u00edt nh\u1ea5t ba xu h\u01b0\u1edbng ch\u00ednh. Theo \u0111\u1ecbnh ngh\u0129a c\u1ee7a Li\u00ean minh Vi\u1ec5n th\u00f4ng Qu\u1ed1c t\u1ebf, xu h\u01b0\u1edbng \u0111\u1ea7u ti\u00ean l\u00e0 b\u0103ng th\u00f4ng r\u1ed9ng di \u0111\u1ed9ng n\u00e2ng cao (emBB), \u0111i\u1ec1u n\u00e0y s\u1ebd t\u0103ng c\u01b0\u1eddng c\u00e1c l\u0129nh v\u1ef1c \u0111\u1ed5i m\u1edbi, nh\u01b0 th\u1ef1c t\u1ebf t\u0103ng c\u01b0\u1eddng v\u00e0 th\u1ef1c t\u1ebf \u1ea3o. Xu h\u01b0\u1edbng th\u1ee9 hai l\u00e0 Truy\u1ec1n th\u00f4ng l\u1edbp m\u00e1y l\u1edbn (mMTC), bao g\u1ed3m k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn IoT ph\u1ed5 bi\u1ebfn. Th\u1ee9 ba l\u00e0 kh\u1ea3 n\u0103ng li\u00ean l\u1ea1c c\u00f3 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, \u0111\u1ed9 tin c\u1eady c\u1ef1c cao d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u00e1i xe t\u1ef1 \u0111\u1ed9ng ho\u1eb7c ph\u1eabu thu\u1eadt t\u1eeb xa.<\/p>\n<p>5G s\u1ebd c\u00f3 m\u1eb7t \u1edf kh\u1eafp m\u1ecdi n\u01a1i, bao g\u1ed3m \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, \u00f4 t\u00f4, ti\u1ec7n \u00edch, thi\u1ebft b\u1ecb \u0111eo, ph\u00f2ng m\u1ed5 b\u1ec7nh vi\u1ec7n, nh\u00e0 m\u00e1y l\u1edbn, l\u01b0\u1edbi \u0111i\u1ec7n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c, \u0111\u1ed3ng th\u1eddi ti\u1ebfn g\u1ea7n h\u01a1n \u0111\u1ebfn kh\u00e1i ni\u1ec7m th\u00e0nh ph\u1ed1 th\u00f4ng minh, s\u1ea3n xu\u1ea5t th\u00f4ng minh v\u00e0 th\u1ebf gi\u1edbi k\u1ebft n\u1ed1i.<br \/>\n\t\t\n<style>\n#text-513875232 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<h4>Ra m\u1eaft theo giai \u0111o\u1ea1n<\/h4>\n\t<div id=\"text-1328132005\" class=\"text indent\">\n\t\t\n<p>\u0110\u00e0i ph\u00e1t thanh 5G m\u1edbi (NR) \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi LTE Advanced, \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t ph\u1ea7n thi\u1ebft y\u1ebfu c\u1ee7a n\u1ec1n t\u1ea3ng 5G \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng l\u00f5i hi\u1ec7n c\u00f3. V\u1edbi vi\u1ec7c ra m\u1eaft phi\u00ean b\u1ea3n th\u1ee9 15 c\u1ee7a Ch\u01b0\u01a1ng tr\u00ecnh \u0110\u1ed1i t\u00e1c Th\u1ebf h\u1ec7 Th\u1ee9 ba (3GPP) ho\u00e0n th\u00e0nh v\u00e0o cu\u1ed1i n\u0103m 2017, c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y \u0111\u00e3 cho ph\u00e9p ng\u00e0nh \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u1ebfn b\u1ed9 \u1ed5n \u0111\u1ecbnh \u1edf ph\u1ed5 t\u1ea7n d\u01b0\u1edbi 6GHz. \u0110\u1ebfn n\u0103m 2020, phi\u00ean b\u1ea3n th\u1ee9 15 s\u1ebd c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y vi\u1ec7c tri\u1ec3n khai s\u1edbm h\u1ea7u h\u1ebft 5G.<\/p>\n<p>Tuy nhi\u00ean, d\u1ef1 ki\u1ebfn ti\u00eau chu\u1ea9n th\u1ee9 16 \u0111\u01b0\u1ee3c ban h\u00e0nh v\u00e0o n\u1eeda cu\u1ed1i n\u0103m 2019 s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u1ed5 t\u1ea7n s\u1ed1 tr\u00ean 6GH (s\u00f3ng z milimet) (xem h\u00ecnh b\u00ean d\u01b0\u1edbi).<br \/>\n\t\t\n<style>\n#text-1328132005 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-1681\" src=\"https:\/\/www.huashu-tech.com\/wp-content\/uploads\/4-13.webp\" alt=\"\" width=\"1331\" height=\"518\" \/><\/p>\n\t<div id=\"text-3217836208\" class=\"text indent\">\n\t\t\n<p>Phi\u00ean b\u1ea3n th\u1ee9 16 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng quan tr\u1ecdng, th\u1ef1c t\u1ebf \u1ea3o v\u00e0 Internet v\u1ea1n v\u1eadt di\u1ec7n r\u1ed9ng c\u00f4ng su\u1ea5t th\u1ea5p (LPWA). Ti\u00eau chu\u1ea9n n\u00e0y d\u1ef1 ki\u1ebfn s\u1ebd hi\u1ec7n th\u1ef1c h\u00f3a ti\u1ec1m n\u0103ng th\u1ef1c s\u1ef1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o l\u00e0 t\u1ea7m nh\u00ecn 5G - n\u00f3 s\u1ebd cho ph\u00e9p nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 nhi\u1ec1u ch\u1ee9c n\u0103ng m\u1edbi kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 chia s\u1ebb ph\u1ed5 t\u1ea7n, ti\u00eau chu\u1ea9n Internet di \u0111\u1ed9ng c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n (C-V2X) cho ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4, v.v. ., do \u0111\u00f3 thay \u0111\u1ed5i ho\u00e0n to\u00e0n m\u00f4 h\u00ecnh c\u1ee7a ng\u00e0nh truy\u1ec1n th\u00f4ng.<br \/>\n\t\t\n<style>\n#text-3217836208 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<h4>Tr\u01b0\u1eddng h\u1ee3p kinh doanh 5G<\/h4>\n\t<div id=\"text-397820287\" class=\"text indent\">\n\t\t\n<p>Tr\u01b0\u1eddng h\u1ee3p kinh doanh \u0111\u1ea7u ti\u00ean c\u1ee7a 5G r\u1ea5t \u0111\u01a1n gi\u1ea3n:<\/p>\n<p>N\u00f3 c\u1ea3i thi\u1ec7n dung l\u01b0\u1ee3ng, t\u1ed1c \u0111\u1ed9, \u0111\u1ed9 tin c\u1eady v\u00e0 t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a m\u1ea1ng, \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u1edbi m\u1ee9c chi ph\u00ed t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 4G.<\/p>\n<p>Tr\u01b0\u1eddng h\u1ee3p kinh doanh th\u1ee9 hai \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o ho\u1ea1t \u0111\u1ed9ng th\u01b0\u01a1ng m\u1ea1i t\u1ea1i Hoa K\u1ef3, \u0111\u00f3 l\u00e0 \u1ee9ng d\u1ee5ng kh\u00f4ng d\u00e2y c\u1ed1 \u0111\u1ecbnh, s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 s\u00f3ng milimet (3GPP ch\u01b0a \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh) \u0111\u1ec3 ph\u1ee7 s\u00f3ng ng\u01b0\u1eddi d\u00f9ng t\u1eeb xa, nh\u1eb1m cung c\u1ea5p k\u1ebft n\u1ed1i 300Mbps tr\u1edf l\u00ean v\u1edbi gi\u00e1 r\u1ebb. l\u1eafp \u0111\u1eb7t thay th\u1ebf c\u00e1p quang. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 m\u1ea1ng di \u0111\u1ed9ng tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 tham gia th\u1eed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m 5G s\u1edbm, c\u0169ng nh\u01b0 nh\u1eefng nh\u00e0 m\u1ea1ng \u0111\u00e3 x\u00e2y d\u1ef1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 tri\u1ec3n khai d\u1ecbch v\u1ee5 5G (tr\u01b0\u1edbc ti\u00ean l\u00e0 x\u00e2y d\u1ef1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng trong m\u1ea1ng l\u00f5i v\u00e0 t\u0103ng v\u00f9ng ph\u1ee7 s\u00f3ng). m\u1eadt \u0111\u1ed9 c\u1ee7a c\u00e1c m\u1ea1ng di \u0111\u1ed9ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t m\u1edbi).<\/p>\n<p>Trong s\u1ed1 c\u00e1c qu\u1ed1c gia\/khu v\u1ef1c tham gia th\u1eed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m s\u1edbm, Hoa K\u1ef3 b\u1eaft \u0111\u1ea7u th\u00fac \u0111\u1ea9y 5G nhanh h\u01a1n b\u1ea5t k\u1ef3 qu\u1ed1c gia n\u00e0o kh\u00e1c \u0111\u1ec3 chu\u1ea9n b\u1ecb cho m\u1eadt \u0111\u1ed9 ph\u1ee7 s\u00f3ng m\u1ea1ng di \u0111\u1ed9ng c\u1ea7n thi\u1ebft, nh\u01b0ng l\u1ea1i t\u1ee5t h\u1eadu trong vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1c tr\u1ea1m thu ph\u00e1t c\u01a1 s\u1edf (BTS). \u0110\u1ec3 tham kh\u1ea3o, Hoa K\u1ef3 \u0111\u00e3 l\u1eafp \u0111\u1eb7t kho\u1ea3ng 200.000 tr\u1ea1m g\u1ed1c v\u00e0o n\u0103m 2018, trong khi Trung Qu\u1ed1c duy tr\u00ec kho\u1ea3ng 2 tri\u1ec7u tr\u1ea1m g\u1ed1c. Ngo\u00e0i ra, Trung Qu\u1ed1c c\u0169ng c\u00f3 70% k\u1ebft n\u1ed1i Internet of Things hi\u1ec7n c\u00f3 tr\u00ean th\u1ebf gi\u1edbi, khi\u1ebfn nhu c\u1ea7u qu\u1ea3ng b\u00e1 c\u1ee7a hai n\u01b0\u1edbc r\u1ea5t kh\u00e1c nhau. T\u00ednh \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m vi\u1ebft b\u00e0i, \u0111\u00e3 c\u00f3 c\u00e1c cu\u1ed9c \u0111\u1ea5u gi\u00e1 t\u1ea7n s\u1ed1 m\u1edbi \u1edf H\u00e0n Qu\u1ed1c, \u00dac, V\u01b0\u01a1ng qu\u1ed1c Anh, \u00dd, T\u00e2y Ban Nha, Hoa K\u1ef3 v\u00e0 \u0110\u1ee9c ho\u1eb7c ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o k\u1ebf ho\u1ea1ch.<\/p>\n<p>T\u1ea1i H\u1ed9i ngh\u1ecb Truy\u1ec1n th\u00f4ng Di \u0111\u1ed9ng Th\u1ebf gi\u1edbi 2018, GSMA d\u1ef1 \u0111o\u00e1n \u0111\u1ebfn n\u0103m 2023, s\u1ebd c\u00f3 kho\u1ea3ng 400 tri\u1ec7u k\u1ebft n\u1ed1i 5G (30% trong s\u1ed1 \u0111\u00f3 \u1edf Hoa K\u1ef3) bao ph\u1ee7 c\u00e1c \u1ee9ng d\u1ee5ng ti\u00eau d\u00f9ng v\u00e0 \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p.<\/p>\n<p>Kh\u00f4ng ch\u1ec9 c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 truy\u1ec1n th\u00f4ng (CSP) \u0111\u1eb7t nhi\u1ec1u k\u1ef3 v\u1ecdng v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a 5G, b\u1edfi nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i phi truy\u1ec1n th\u1ed1ng c\u0169ng h\u00e1o h\u1ee9c th\u1eed s\u1ee9c trong l\u0129nh v\u1ef1c 5G. C\u00e1c nh\u00e0 cung c\u1ea5p ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng (OTT) h\u00e0ng \u0111\u1ea7u (bao g\u1ed3m Facebook, Microsoft, Google v\u00e0 Amazon) \u0111ang theo d\u00f5i ch\u1eb7t ch\u1ebd c\u00e1c c\u01a1 h\u1ed9i kinh doanh. C\u00e1c nh\u00e0 cung c\u1ea5p OTT n\u00e0y s\u1edf h\u1eefu \u0111\u00e1m m\u00e2y, n\u01a1i ch\u1ee9a h\u1ea7u h\u1ebft c\u00e1c d\u1ecbch v\u1ee5, v\u00ec v\u1eady h\u1ecd l\u00e0 nh\u1eefng ng\u01b0\u1eddi tham gia ch\u00ednh v\u00e0o ho\u1ea1t \u0111\u1ed9ng 5G. Tuy nhi\u00ean, h\u1ecd kh\u00f4ng c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0 ph\u1ea7n n\u00e0y v\u1eabn \u0111\u01b0\u1ee3c CSP l\u01b0u tr\u1eef \u0111\u1ea7y \u0111\u1ee7.<br \/>\n\t\t\n<style>\n#text-397820287 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<\/div><\/div>\n<div class=\"accordion-item\"><a href=\"#\" class=\"accordion-title plain\"><button class=\"toggle\"><i class=\"icon-angle-down\"><\/i><\/button><span>\u0110\u1eb7c \u0111i\u1ec3m 5G<\/span><\/a><div class=\"accordion-inner\">\n\t<div id=\"text-1597981401\" class=\"text indent\">\n\t\t\n<p>Ngay c\u1ea3 trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai 4G, nhi\u1ec1u ch\u1ee9c n\u0103ng m\u1ea1ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ea3o h\u00f3a, cho ph\u00e9p ph\u1ea7n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00e1m m\u00e2y c\u00f4ng c\u1ed9ng (c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng nh\u01b0 m\u1ed9t d\u1ecbch v\u1ee5) ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3. Tuy nhi\u00ean, k\u00eanh n\u00e0y v\u1eabn n\u1eb1m ch\u1eafc ch\u1eafn trong tay CSP. H\u1ec7 th\u1ed1ng ch\u1ee9c n\u0103ng c\u1ed9ng sinh \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft n\u1ed1i ch\u00ednh x\u00e1c gi\u1eefa nh\u00e0 cung c\u1ea5p v\u00e0 ng\u01b0\u1eddi d\u00f9ng v\u00e0 qu\u1ea3n l\u00fd h\u1ecd m\u1ed9t c\u00e1ch th\u00f4ng minh. Trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1c k\u1ebft n\u1ed1i n\u00e0y, c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi nh\u01b0 ph\u00e2n chia m\u1ea1ng v\u00e0 \u0111i\u1ec7n to\u00e1n bi\u00ean s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o, \u0111\u00e2y l\u00e0 nh\u1eefng t\u00ednh n\u0103ng m\u1edbi quan tr\u1ecdng c\u1ee7a 5G.<br \/>\n\t\t\n<style>\n#text-1597981401 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-4221925347\" class=\"text indent\">\n\t\t\n<h4>L\u00e1t m\u1ea1ng<\/h4>\n\t\t\n<style>\n#text-4221925347 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-2376869862\" class=\"text indent\">\n\t\t\n<p>L\u00e0m cho \u0111i\u1ec7n to\u00e1n g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng (\u0111i\u1ec7n to\u00e1n bi\u00ean) l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong k\u1ebf ho\u1ea1ch chi ti\u1ebft 5G. Tuy nhi\u00ean, m\u1ed9t y\u1ebfu t\u1ed1 t\u01b0\u01a1ng lai kh\u00f4ng k\u00e9m ph\u1ea7n quan tr\u1ecdng kh\u00e1c c\u1ee7a 5G l\u00e0 kh\u00e1i ni\u1ec7m ph\u00e2n chia m\u1ea1ng, c\u00f3 th\u1ec3 \u0111\u01b0a kh\u00e1i ni\u1ec7m m\u1ea1ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng ph\u1ea7n m\u1ec1m c\u1ee7a 4G l\u00ean m\u1ed9t t\u1ea7m cao m\u1edbi.<\/p>\n<p>Nh\u01b0 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong h\u00ecnh b\u00ean d\u01b0\u1edbi, vi\u1ec7c ph\u00e2n chia m\u1ea1ng cho ph\u00e9p c\u00e1c nh\u00e0 khai th\u00e1c t\u00e1ch l\u1edbp lu\u1ed3ng g\u00f3i kh\u1ecfi l\u1edbp \u0111i\u1ec1u khi\u1ec3n v\u00e0 h\u1ed7 tr\u1ee3 ch\u1ea1y song song nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 d\u1ecbch v\u1ee5 cho m\u1ed9t lo\u1ea1t ng\u01b0\u1eddi d\u00f9ng v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng, \u0111\u1ed9 tr\u1ec5 v\u00e0 m\u1ee9c b\u0103ng th\u00f4ng kh\u00e1c nhau.<br \/>\n\t\t\n<style>\n#text-2376869862 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-1679\" src=\"https:\/\/www.huashu-tech.com\/wp-content\/uploads\/4-14.webp\" alt=\"\" width=\"1606\" height=\"657\" \/><\/p>\n\t<div id=\"text-1891497862\" class=\"text indent\">\n\t\t\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng 5G s\u1ebd c\u00f3 nhi\u1ec1u l\u00e1t m\u1ea1ng logic (hay \u201ck\u00eanh theo d\u00f5i nhanh\u201d) \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 kh\u00e1ch h\u00e0ng c\u1ee5 th\u1ec3. V\u00ed d\u1ee5: m\u1ed9t s\u1ed1 kh\u00e1ch h\u00e0ng c\u1ee7a nh\u00e0 m\u1ea1ng c\u00f3 th\u1ec3 c\u1ea7n emBB \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 th\u1ef1c t\u1ebf t\u0103ng c\u01b0\u1eddng, trong khi nh\u1eefng kh\u00e1ch h\u00e0ng kh\u00e1c c\u00f3 th\u1ec3 c\u1ea7n m\u1ea1ng ph\u00f9 h\u1ee3p v\u1edbi mMTC, l\u00e1i xe t\u1ef1 \u0111\u1ed9ng ho\u1eb7c ph\u1eabu thu\u1eadt t\u1eeb xa, v\u00ec v\u1eady h\u1ecd c\u1ea7n cung c\u1ea5p c\u00e1c thu\u1ed9c t\u00ednh m\u1ea1ng kh\u00e1c nhau. M\u1ed7i \u1ee9ng d\u1ee5ng \u0111\u1ec1u c\u00f3 nh\u1eefng y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 ri\u00eang. B\u1eb1ng c\u00e1ch chia m\u1ea1ng th\u00e0nh c\u00e1c phi\u00ean ri\u00eang t\u01b0 kh\u00e1c nhau ho\u1eb7c c\u00e1c k\u1ebft n\u1ed1i song song, c\u00e1c l\u00e1t c\u1eaft kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u01b0\u01a1ng \u1ee9ng.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u00e1c nh\u00e0 khai th\u00e1c b\u00e1n m\u1ea1ng cho kh\u00e1ch h\u00e0ng d\u01b0\u1edbi d\u1ea1ng \u201cm\u1ea1ng nh\u01b0 m\u1ed9t d\u1ecbch v\u1ee5\u201d, \u0111\u1ec3 m\u1ed7i kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m ph\u1ea7n m\u1ea1ng, nh\u01b0 th\u1ec3 n\u00f3 ho\u00e0n to\u00e0n t\u00e1ch bi\u1ec7t v\u1ec1 m\u1eb7t v\u1eadt l\u00fd v\u1edbi t\u1ed5ng th\u1ec3: m\u1ed9t s\u1ed1 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u201cs\u1eb5n s\u00e0ng chia s\u1ebb m\u1ed9t m\u1ea1ng\u201d. ph\u01b0\u01a1ng ph\u00e1p mi\u1ebfng b\u00e1nh\u201d v\u00e0 \u0111i\u1ec1u ch\u1ebf theo th\u1eddi gian th\u1ef1c c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 s\u1eb5n trong c\u00f4ng th\u1ee9c. V\u1ec1 b\u1ea3n ch\u1ea5t, vi\u1ec7c ph\u00e2n chia m\u1ea1ng c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng \u0111\u1ec3 tri\u1ec3n khai c\u00e1c d\u1ecbch v\u1ee5 m\u1edbi.<\/p>\n<p>Tr\u00ean th\u1ef1c t\u1ebf, vi\u1ec7c chia m\u1ea1ng c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 \u0111\u00f3ng g\u00f3p l\u1edbn nh\u1ea5t trong vi\u1ec7c cung c\u1ea5p d\u1ecbch v\u1ee5 5G m\u1edbi v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd cho kh\u00e1ch h\u00e0ng doanh nghi\u1ec7p.<br \/>\n\t\t\n<style>\n#text-1891497862 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<h4>\u0110i\u1ec7n to\u00e1n bi\u00ean<\/h4>\n\t<div id=\"text-1265043357\" class=\"text indent\">\n\t\t\n<p>\u0110i\u1ec7n to\u00e1n bi\u00ean c\u00f3 ngh\u0129a l\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh theo th\u1eddi gian th\u1ef1c g\u1ea7n v\u1edbi ngu\u1ed3n d\u1eef li\u1ec7u. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh v\u1ecb tr\u00ed th\u00f4ng minh \u0111i\u1ec7n to\u00e1n g\u1ea7n c\u00e1c ngu\u1ed3n d\u1eef li\u1ec7u ri\u00eang bi\u1ec7t v\u00e0 kh\u00e1c nhau, \u0111i\u1ec7n to\u00e1n bi\u00ean c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u1ed9 tr\u1ec5 trong vi\u1ec7c tri\u1ec3n khai c\u00e1c d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u. \u0110i\u1ec7n to\u00e1n bi\u00ean kh\u00f4ng g\u1eedi d\u1eef li\u1ec7u l\u00ean \u0111\u00e1m m\u00e2y \u0111\u1ec3 x\u1eed l\u00fd th\u00f4ng qua to\u00e0n b\u1ed9 m\u1ea1ng l\u00f5i m\u00e0 s\u1eed d\u1ee5ng ki\u1ebfn tr\u00fac m\u1ea1ng ph\u00e2n t\u00e1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd g\u1ea7n th\u1eddi gian th\u1ef1c v\u00e0 \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u1ed9 tr\u1ec5. M\u1eb7t kh\u00e1c, n\u00f3 \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 c\u1ee5 th\u1ec3.<\/p>\n<p>V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng \u0111\u00f2i h\u1ecfi t\u00e0i nguy\u00ean \u0111i\u1ec7n to\u00e1n th\u1eddi gian th\u1ef1c v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c ch\u1ee9c n\u0103ng th\u00f4ng minh \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) nh\u01b0 l\u00e1i xe t\u1ef1 \u0111\u1ed9ng, y h\u1ecdc t\u1eeb xa v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf \u1ea3o, \u0111i\u1ec7n to\u00e1n ng\u00e0y c\u00e0ng g\u1ea7n g\u0169i h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i v\u00e0 do \u0111\u00f3 g\u1ea7n h\u01a1n v\u1edbi c\u1ea1nh, \u0111\u00f3 l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng. V\u00ed d\u1ee5: n\u1ebfu h\u1ec7 th\u1ed1ng tr\u00ec ho\u00e3n h\u00e0ng ch\u1ee5c mili gi\u00e2y khi \u00f4 t\u00f4 \u0111i qua to\u00e0n b\u1ed9 m\u1ea1ng v\u00e0 quay tr\u1edf l\u1ea1i, \u00f4 t\u00f4 v\u1eabn s\u1ebd l\u00e1i th\u00eam v\u00e0i feet ngay c\u1ea3 sau khi nh\u1eadn \u0111\u01b0\u1ee3c l\u1ec7nh phanh. S\u1eed d\u1ee5ng t\u00e0i nguy\u00ean bi\u00ean v\u00e0 gi\u1ea3m \u0111\u1ed9 tr\u1ec5 xu\u1ed1ng 10 l\u1ea7n s\u1ebd gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 th\u1eddi gian t\u1eeb khi ra l\u1ec7nh \u0111\u1ebfn phanh.<\/p>\n<p>T\u00e0i nguy\u00ean \u0111i\u1ec7n to\u00e1n bi\u00ean (ho\u1eb7c \u0111i\u1ec7n to\u00e1n bi\u00ean \u0111a truy c\u1eadp) c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ecm th\u1ea5y m\u1ed9t ph\u00f2ng trong v\u0103n ph\u00f2ng trung t\u00e2m truy\u1ec1n th\u1ed1ng c\u1ee7a m\u1ea1ng truy c\u1eadp kh\u00f4ng d\u00e2y (RAN). C\u00e1c t\u00e0i nguy\u00ean ph\u1ea7n c\u1ee9ng v\u00e0 m\u00e1y ch\u1ee7 b\u1ed5 sung c\u00f3 b\u1ed9 t\u0103ng t\u1ed1c AI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng c\u00e1ch kh\u00e1c nhau v\u00e0i km t\u00ednh t\u1eeb c\u1ee5m \u0103ng-ten. \u0110i\u1ec1u n\u00e0y s\u1ebd t\u1ea1o ra r\u1ea5t nhi\u1ec1u c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ph\u1ea7n c\u1ee9ng b\u1ed5 sung.<br \/>\n\t\t\n<style>\n#text-1265043357 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<\/div><\/div>\n<div class=\"accordion-item\"><a href=\"#\" class=\"accordion-title plain\"><button class=\"toggle\"><i class=\"icon-angle-down\"><\/i><\/button><span>Ph\u1ea7n c\u1ee9ng quan tr\u1ecdng trong t\u01b0\u01a1ng lai 5G<\/span><\/a><div class=\"accordion-inner\">\n\t<div id=\"text-3067204039\" class=\"text indent\">\n\t\t\n<p>M\u1ea1ng 5G c\u00f3 c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 t\u00ednh n\u0103ng truy c\u1eadp NR n\u00ean ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u th\u1ecb tr\u01b0\u1eddng ng\u00e0nh d\u1ecdc v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 d\u1eabn \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u qu\u00e1 m\u1ee9c v\u1ec1 ph\u1ea7n c\u1ee9ng, bao g\u1ed3m c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng \u0103ng-ten ho\u1ea1t \u0111\u1ed9ng (AAS) v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c, \u0111i\u1ec1u n\u00e0y c\u0169ng \u0111\u00e3 ph\u00e1t tri\u1ec3n kh\u00e1i ni\u1ec7m \u0111\u1ea7u cu\u1ed1i v\u00f4 tuy\u1ebfn t\u1eeb xa th\u00f4ng qua \u0103ng-ten t\u00edch h\u1ee3p. S\u1ef1 t\u00edch h\u1ee3p n\u00e0y gi\u00fap gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 5G ph\u1ea3i \u0111\u1ed1i m\u1eb7t \u1edf c\u00e1c kh\u00eda c\u1ea1nh sau: s\u1eed d\u1ee5ng t\u00ednh \u0111a d\u1ea1ng kh\u00f4ng gian v\u00e0 ch\u00f9m tia c\u1ee5c b\u1ed9 \u0111\u1ec3 c\u1ea3i thi\u1ec7n c\u00f4ng su\u1ea5t v\u00e0 tri\u1ec3n khai c\u00f4ng ngh\u1ec7 MIMO (mMIMO) quy m\u00f4 l\u1edbn.<br \/>\n\t\t\n<style>\n#text-3067204039 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<h4>AAS, mMIMO v\u00e0 \u0111\u1ecbnh d\u1ea1ng ch\u00f9m tia<\/h4>\n\t<div id=\"text-404475715\" class=\"text indent\">\n\t\t\n<p>C\u00f4ng ngh\u1ec7 AAS c\u00f3 th\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a tr\u1ea1m g\u1ed1c v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c nh\u00e0 khai th\u00e1c t\u0103ng \u0111\u00e1ng k\u1ec3 c\u00f4ng su\u1ea5t (l\u00ean t\u1edbi 5 l\u1ea7n so v\u1edbi 5G) v\u00e0 ph\u1ea1m vi ph\u1ee7 s\u00f3ng c\u1ee7a m\u1ea1ng. C\u1ee5m b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t (PA) v\u00e0 c\u00e1c ph\u1ea7n t\u1eed \u0103ng-ten l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a AAS (hi\u1ec7n t\u1ea1i c\u00f3 th\u1ec3 bao g\u1ed3m t\u1edbi 1024 PA), c\u00f3 th\u1ec3 cung c\u1ea5p ch\u1ee9c n\u0103ng truy c\u1eadp m\u1ea1ng ho\u00e0n ch\u1ec9nh \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi n\u00fat b\u0103ng c\u01a1 s\u1edf, n\u01a1i c\u00f3 th\u1ec3 \u0111\u1eb7t n\u00fat b\u0103ng c\u01a1 s\u1edf \u1edf c\u00f9ng v\u1ecb tr\u00ed v\u1edbi AAS ho\u1eb7c trong v\u0103n ph\u00f2ng trung t\u00e2m (RAN \u0111\u00e1m m\u00e2y). Gh\u00e9p k\u00eanh t\u1ea7n s\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua mMIMO (c\u00f4ng ngh\u1ec7 n\u00e0y d\u1ef1a tr\u00ean \u0111a d\u1ea1ng kh\u00f4ng gian v\u00e0 h\u1ed7 tr\u1ee3 nhi\u1ec1u \u0111\u01b0\u1eddng d\u1eabn d\u1eef li\u1ec7u v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a ri\u00eang bi\u1ec7t cho t\u1eebng ng\u01b0\u1eddi d\u00f9ng) v\u00e0 gh\u00e9p k\u00eanh t\u1ea7n s\u1ed1 \u0111\u00e3 tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 ch\u00ednh \u0111\u1ec3 c\u1ea3i thi\u1ec7n dung l\u01b0\u1ee3ng BTS, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n gh\u00e9p k\u00eanh kh\u00f4ng gian.<\/p>\n<p>Khi s\u1eed d\u1ee5ng nhi\u1ec1u \u0103ng-ten, c\u00f4ng ngh\u1ec7 t\u1ea1o ch\u00f9m tia n\u00e2ng cao c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1eed d\u1ee5ng c\u00e1c ch\u00f9m tia \u0111\u1ecbnh h\u01b0\u1edbng v\u00e0 t\u1eadp trung 3D. C\u00f4ng ngh\u1ec7 n\u00e0y gi\u00fap gi\u1ea3m nhi\u1ec5u \u1edf c\u00e1c k\u00eanh l\u00e2n c\u1eadn, t\u1ed1i \u0111a h\u00f3a kho\u1ea3ng c\u00e1ch c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn v\u1edbi c\u00f4ng su\u1ea5t b\u1eb1ng nhau v\u00e0 h\u01b0\u1edbng lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ebfn m\u1ee5c ti\u00eau mong mu\u1ed1n. Do \u0111\u00f3, n\u00f3 c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3 v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng l\u01b0\u1ee3ng t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn cao h\u01a1n.<\/p>\n<p>AAS \u0111\u01b0\u1ee3c tri\u1ec3n khai \u1edf giai \u0111o\u1ea1n cu\u1ed1i c\u1ee7a 4G. Hi\u1ec7n nay, l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb m\u1edbi, AAS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf nh\u1eefng n\u01a1i c\u1ea7n c\u1ea3i thi\u1ec7n dung l\u01b0\u1ee3ng v\u00e0 ph\u1ea1m vi ph\u1ee7 s\u00f3ng. Vi\u1ec7c tri\u1ec3n khai ph\u1ed5 t\u1ea7n m\u1edbi h\u1ed7 tr\u1ee3 ph\u1ea7n c\u1ee9ng 4G t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c v\u00e0 b\u0103ng t\u1ea7n c\u01a1 s\u1edf h\u1ed7 tr\u1ee3 ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 n\u00e2ng c\u1ea5p c\u0169ng s\u1ebd th\u00fac \u0111\u1ea9y vi\u1ec7c n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng c\u1ee7a BTS v\u0129 m\u00f4.<\/p>\n<p>\u0110\u1ec3 t\u0103ng m\u1eadt \u0111\u1ed9 ph\u1ee7 s\u00f3ng c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 m\u1edbi, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00f4i tr\u01b0\u1eddng d\u00e0y \u0111\u1eb7c nh\u01b0 chung c\u01b0 cao t\u1ea7ng, s\u00e2n v\u1eadn \u0111\u1ed9ng, trung t\u00e2m mua s\u1eafm v\u00e0 c\u00f4ng vi\u00ean gi\u1ea3i tr\u00ed, c\u00e1c tr\u1ea1m nh\u1ecf s\u1ebd c\u1ea7n \u0111\u01b0\u1ee3c tri\u1ec3n khai \u0111\u1ec3 truy\u1ec1n t\u1ea3i g\u1ea7n h\u01a1n \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n v\u00e0 cao h\u01a1n. t\u1ed1c \u0111\u1ed9 bit.<\/p>\n<p>T\u1eeb g\u00f3c \u0111\u1ed9 ph\u1ea7n c\u1ee9ng, th\u00e1ch th\u1ee9c n\u1ed5i b\u1eadt nh\u1ea5t l\u00e0 m\u1eadt \u0111\u1ed9, ch\u1ee7 y\u1ebfu bao g\u1ed3m: th\u1ee9 nh\u1ea5t, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd nhi\u1ec7t to\u00e0n di\u1ec7n trong c\u00e1c g\u00f3i ng\u00e0y c\u00e0ng nh\u1ecf h\u01a1n. Th\u1ee9 hai, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u00e1p \u1ee9ng k\u1ef3 v\u1ecdng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 th\u00f4ng qua vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 th\u00e0nh ph\u1ea7n tr\u00ean quy m\u00f4 l\u1edbn. Th\u1ee9 ba, trong khi \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u n\u00e0y, h\u00e3y duy tr\u00ec hi\u1ec7u su\u1ea5t cao v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p.<\/p>\n<p>\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n trong AAS, t\u1eeb b\u1ed9 thu ph\u00e1t, \u0111\u1ed3ng h\u1ed3 \u0111\u1ebfn qu\u1ea3n l\u00fd ngu\u1ed3n, ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf l\u1ea1i ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1ea7y th\u00e1ch th\u1ee9c do s\u1ed1 l\u01b0\u1ee3ng th\u00e0nh ph\u1ea7n ng\u00e0y c\u00e0ng t\u0103ng trong thi\u1ebft b\u1ecb m\u1edbi. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c hi\u1ec7n th\u1ef1c h\u00f3a t\u1eeb b\u1ed9 thu ph\u00e1t t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF), t\u00edch h\u1ee3p th\u00eam nhi\u1ec1u b\u1ed9 thu ph\u00e1t RF, b\u1ed5 sung th\u00eam c\u00e1c ch\u1ee9c n\u0103ng ph\u1ee5 tr\u1ee3 v\u00e0 t\u1ea1o ra c\u00e1c gi\u1ea3i ph\u00e1p h\u1ec7 th\u1ed1ng th\u00f4ng minh \u0111\u1ec3 ph\u00e2n c\u1ee5m nhi\u1ec1u th\u00e0nh ph\u1ea7n m\u1edbi th\u00f4ng qua qu\u1ea3n l\u00fd ngu\u1ed3n chung.<br \/>\n\t\t\n<style>\n#text-404475715 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<h4>Th\u1eddi gian, b\u1ed9 thu ph\u00e1t t\u00edch h\u1ee3p v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/h4>\n\t<div id=\"text-1399275852\" class=\"text indent\">\n\t\t\n<p>B\u1ed9 thu ph\u00e1t RF \u0111a k\u00eanh t\u00edch h\u1ee3p cao l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a b\u1ea3n thi\u1ebft k\u1ebf ph\u1ea7n c\u1ee9ng 5G. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 y\u00eau c\u1ea7u b\u0103ng th\u00f4ng t\u00edn hi\u1ec7u RF l\u00ean t\u1edbi 1GHz m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng \u0111a b\u0103ng t\u1ea7n. B\u1eb1ng c\u00e1ch tri\u1ec3n khai c\u00f4ng ngh\u1ec7 l\u1ea5y m\u1eabu RF, c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai theo ki\u1ebfn tr\u00fac \u0111\u01a1n gi\u1ea3n h\u01a1n v\u1edbi chi ph\u00ed th\u1ea5p h\u01a1n. B\u1ed9 thu ph\u00e1t serializer\/deserializer c\u00f3 hi\u1ec7u su\u1ea5t cao h\u01a1n 10Gbps v\u00e0 t\u00edch h\u1ee3p v\u00f2ng l\u1eb7p kh\u00f3a pha (PLL)\/b\u1ed9 dao \u0111\u1ed9ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n \u00e1p (VCXO) c\u00f3 \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng th\u1ea5p. L\u00e0 m\u1ed9t ch\u1ee9c n\u0103ng ch\u00ednh kh\u00e1c c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng tr\u00ean chip m\u1edbi n\u1ed5i n\u00e0y, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c t\u1ea1o \u0111\u1ed3ng h\u1ed3 l\u1ea5y m\u1eabu b\u1eb1ng c\u00e1ch cho ph\u00e9p s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 tham chi\u1ebfu c\u00f3 t\u1ea7n s\u1ed1 th\u1ea5p h\u01a1n.<\/p>\n<p>Kh\u00f4ng th\u1ec3 b\u1ecf qua vi\u1ec7c \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 th\u1eddi gian c\u1ee7a m\u1ea1ng b\u0103ng th\u00f4ng cao 5G. Trong m\u1ea1ng di \u0111\u1ed9ng hi\u1ec7n t\u1ea1i, ngu\u1ed3n \u0111\u1ecbnh th\u1eddi (b\u1ed9 t\u1ea1o dao \u0111\u1ed9ng tinh th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng \u0111i\u1ec7n \u00e1p (VCXO)\/b\u1ed9 t\u1ea1o dao \u0111\u1ed9ng tinh th\u1ec3 b\u00f9 nhi\u1ec7t \u0111\u1ed9 (TCXO)) ph\u1ea3i c\u00f3 \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng r\u1ea5t th\u1ea5p v\u00e0 c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u gi\u1ea3m nhi\u1ec5u li\u00ean t\u1ee5c \u0111\u1ec3 h\u1ed7 tr\u1ee3 \u0111i\u1ec1u ch\u1ebf bi\u00ean \u0111\u1ed9 c\u1ea7u ph\u01b0\u01a1ng b\u1eadc cao h\u01a1n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t truy\u1ec1n s\u00f3ng milimet t\u1ed1t nh\u1ea5t.<\/p>\n<p>Theo ki\u1ebfn tr\u00fac RAN \u0111\u00e1m m\u00e2y, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Giao di\u1ec7n v\u00f4 tuy\u1ebfn chung (CPRI) m\u1edbi nh\u1ea5t (\u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 eCPRI (EthernetCPRI)), d\u01b0\u1edbi d\u1ea1ng li\u00ean k\u1ebft \u0111a \u0111i\u1ec3m gi\u1eefa nh\u00f3m \u0111\u01a1n v\u1ecb b\u0103ng c\u01a1 s\u1edf (BBU) v\u00e0 m\u1ea1ng \u0111\u01a1n v\u1ecb v\u00f4 tuy\u1ebfn t\u1eeb xa (RRU), cung c\u1ea5p m\u1ed9t li\u00ean k\u1ebft b\u0103ng th\u00f4ng cao \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u c\u1ee7a nhi\u1ec1u RRU. V\u00ec 5GeCPRI \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong truy\u1ec1n d\u1eabn chuy\u1ec3n ti\u1ebfp 5G n\u00ean c\u1ea7n ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u m\u1edbi v\u1ec1 th\u1eddi gian. Trong li\u00ean k\u1ebft CPRI \u0111i\u1ec3m-\u0111i\u1ec3m, v\u1ec1 c\u01a1 b\u1ea3n, \u0111\u1ed3ng b\u1ed9 h\u00f3a th\u1eddi gian v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a t\u1ea7n s\u1ed1 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, nh\u01b0ng ki\u1ec3u \u0111\u1ed3ng b\u1ed9 h\u00f3a n\u00e0y kh\u00f4ng c\u00f2n l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ea7n ph\u1ea3i suy ngh\u0129 l\u1ea1i m\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a to\u00e0n b\u1ed9 gi\u1ea3i ph\u00e1p \u0111\u1ecbnh th\u1eddi 5G. Do \u0111\u00f3, c\u00e2y \u0111\u1ed3ng h\u1ed3 \u0111\u00e3 ph\u00e1t tri\u1ec3n t\u1eeb gi\u1ea3i ph\u00e1p lo\u1ea1i b\u1ecf jitter d\u1ef1a tr\u00ean VCXO \u0111\u01b0\u1ee3c truy\u1ec1n CPRI \u00e1p d\u1ee5ng sang gi\u1ea3i ph\u00e1p \u0111\u1ed3ng b\u1ed9 h\u00f3a m\u1ea1ng d\u1ef1a tr\u00ean TCXO \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u v\u1ec1 th\u1eddi gian trong eCPRI.<\/p>\n<p>Ngo\u00e0i ra, tr\u1ea1m c\u01a1 s\u1edf v\u0129 m\u00f4 5G c\u0169ng s\u1ebd h\u1ed7 tr\u1ee3 ti\u00eau chu\u1ea9n h\u1ec7 th\u1ed1ng th\u00f4ng tin di \u0111\u1ed9ng to\u00e0n c\u1ea7u \u0111a s\u00f3ng mang (GSM) cho c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n d\u01b0\u1edbi 6GHz. Do \u0111\u00f3, c\u00e2y \u0111\u1ed3ng h\u1ed3 c\u0169ng ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 nhi\u1ec5u pha \u0111i\u1ec3m kh\u00f4ng vi ph\u1ea1m th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt t\u1ed5ng th\u1ec3 c\u1ee7a b\u1ed9 ch\u1eb7n GSM. \u0110\u1ed1i v\u1edbi tr\u1ea1m g\u1ed1c 5GmMIMO, vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u1ea1o ch\u00f9m tia c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng ph\u1ed5 t\u1ea7n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u nhi\u1ec5u. \u0110i\u1ec1u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 l\u1ec7ch gi\u1eefa c\u00e1c \u0111\u1ea7u ra kh\u00e1c nhau trong c\u00e2y \u0111\u1ed3ng h\u1ed3 c\u1ee7a li\u00ean k\u1ebft t\u00edn hi\u1ec7u RF<\/p>\n<p>Nh\u1eefng r\u00e0ng bu\u1ed9c ch\u1eb7t ch\u1ebd \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh. Ngo\u00e0i k\u1ebf ho\u1ea1ch hi\u1ec7u ch\u1ec9nh \u0103ng-ten c\u1ea5p h\u1ec7 th\u1ed1ng, c\u00f2n c\u00f3 nhi\u1ec1u c\u00f4ng ngh\u1ec7 c\u1ea5p bo m\u1ea1ch v\u00e0 c\u1ea5p chip (v\u00ed d\u1ee5: ch\u1ebf \u0111\u1ed9 \u0111\u1ed9 tr\u1ec5 b\u1eb1ng 0) c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 tr\u1ec5 c\u1ee7a c\u00e2y \u0111\u1ed3ng h\u1ed3 trong qu\u00e1 tr\u00ecnh, g\u00f3c \u0111i\u1ec7n \u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 c\u1ea3i thi\u1ec7n ch\u00f9m tia. hi\u1ec7u qu\u1ea3 h\u00ecnh th\u00e0nh.<\/p>\n<p>5G c\u0169ng \u0111ang thay \u0111\u1ed5i m\u00f4 h\u00ecnh \u0111i\u1ec3m t\u1ea3i \u0111\u1ec3 \u0111\u00e1p \u1ee9ng m\u1ed9t lo\u1ea1t y\u00eau c\u1ea7u ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a Internet of Things, m\u1ea1ng di \u0111\u1ed9ng nh\u1ecf v\u00e0 \u0103ng-ten ho\u1ea1t \u0111\u1ed9ng. Ph\u1ea1m vi dao \u0111\u1ed9ng c\u00f4ng su\u1ea5t (m\u1edf r\u1ed9ng) l\u00e0 t\u1eeb v\u00e0i ph\u1ea7n m\u01b0\u1eddi watt \u0111\u1ebfn h\u00e0ng tr\u0103m watt. C\u1ee5 th\u1ec3 h\u01a1n, v\u1edbi s\u1ef1 gia t\u0103ng v\u1ec1 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng\/y\u00eau c\u1ea7u d\u00f2ng \u0111i\u1ec7n, gi\u00e1 tr\u1ecb c\u1ee7a bus ph\u00e2n ph\u1ed1i \u0111\u00e3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i th\u00e0nh 12V \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee7a AAS, h\u1ec7 th\u1ed1ng \u0103ng ten ph\u00e2n t\u00e1n v\u00e0 \u0111\u00e0i mMIMO th\u1ebf h\u1ec7 m\u1edbi.<\/p>\n<p>V\u1edbi s\u1ef1 gia t\u0103ng m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng trong RRU v\u00e0 BBU, vai tr\u00f2 c\u1ee7a bus qu\u1ea3n l\u00fd ngu\u1ed3n (PMBus) ng\u00e0y c\u00e0ng r\u00f5 r\u00e0ng. \u0110\u1ed3ng th\u1eddi, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i gi\u1ea3m \u00e1p \u0111i\u1ec7n \u00e1p cao kh\u00f4ng ng\u1eebng c\u1ea3i ti\u1ebfn \u0111\u1ec3 th\u00edch \u1ee9ng v\u1edbi s\u1ef1 gia t\u0103ng s\u1ed1 l\u01b0\u1ee3ng PA, \u0111\u00f2i h\u1ecfi t\u1ea3n nhi\u1ec7t 3D v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ho\u1ea1t \u0111\u1ed9ng 100V v\u1edbi gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n thay \u0111\u1ed5i. \u0110\u1ec3 cung c\u1ea5p c\u00e1c m\u1ea1ch \u0111\u1ed3ng h\u1ed3 v\u00e0 thu ph\u00e1t ch\u00ednh x\u00e1c trong radio \u0111\u1ed3ng th\u1eddi t\u0103ng m\u1eadt \u0111\u1ed9, k\u00edch th\u01b0\u1edbc v\u00e0 ti\u1ebfng \u1ed3n c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m th\u00f4ng qua c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i chuy\u00ean d\u1ee5ng \u0111a k\u00eanh. B\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thay th\u1ebf cho b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p r\u01a1i th\u1ea5p v\u00e0 t\u1ed1c \u0111\u1ed9 chuy\u1ec3n m\u1ea1ch cao h\u01a1n 1 MHz \u0111\u1ec3 gi\u1ea3m k\u00edch th\u01b0\u1edbc trong khi v\u1eabn duy tr\u00ec hi\u1ec7u qu\u1ea3.<\/p>\n<p>Gi\u1ea3m thi\u1ec3u n\u1ed9i dung, \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed nguy\u00ean v\u1eadt li\u1ec7u l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 gi\u00e0nh chi\u1ebfn th\u1eafng trong cu\u1ed9c c\u1ea1nh tranh ph\u1ea7n c\u1ee9ng 5G v\u00e0 vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c ch\u1ee9c n\u0103ng v\u00e0o m\u1ea1ch t\u00edch h\u1ee3p l\u00e0 c\u00e1ch \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng m\u1ee5c ti\u00eau n\u00e0y. C\u00e1c c\u00f4ng ty b\u00e1n d\u1eabn s\u1ebd ph\u1ea3i h\u1ee3p t\u00e1c ch\u1eb7t ch\u1ebd v\u1edbi kh\u00e1ch h\u00e0ng thi\u1ebft b\u1ecb tr\u1ea1m c\u01a1 s\u1edf \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9 thu ph\u00e1t RF t\u00edch h\u1ee3p cao, chu\u1ed7i t\u00edn hi\u1ec7u v\u00e0 ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 h\u1ed7 tr\u1ee3 s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7 5G.<br \/>\n\t\t\n<style>\n#text-1399275852 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<\/div><\/div>\n<div class=\"accordion-item\"><a href=\"#\" class=\"accordion-title plain\"><button class=\"toggle\"><i class=\"icon-angle-down\"><\/i><\/button><span>5G s\u1ebd \u0111i v\u1ec1 \u0111\u00e2u?<\/span><\/a><div class=\"accordion-inner\">\n\t<div id=\"text-3929727176\" class=\"text indent\">\n\t\t\n<p>D\u1eef li\u1ec7u l\u1ecbch s\u1eed g\u1ea7n \u0111\u00e2y c\u1ee7a ng\u00e0nh truy\u1ec1n th\u00f4ng cho th\u1ea5y chu k\u1ef3 n\u00e2ng c\u1ea5p l\u00ean c\u00f4ng ngh\u1ec7 th\u1ebf h\u1ec7 ti\u1ebfp theo l\u00e0 10 n\u0103m. T\u1ed1c \u0111\u1ed9 m\u00e0 5G \u00e1p d\u1ee5ng c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, k\u00e9o theo \u0111\u00f3 l\u00e0 k\u1ef3 v\u1ecdng v\u1ec1 m\u1ee9c tr\u01b0\u1edfng th\u00e0nh cao nh\u1ea5t c\u1ee7a n\u00f3.<\/p>\n<p>5G s\u1eb5n s\u00e0ng th\u1ed5i s\u1ee9c s\u1ed1ng m\u1edbi v\u00e0o kh\u00e1i ni\u1ec7m tr\u00e1i \u0111\u1ea5t \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i th\u00f4ng qua c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1edbi, thi\u1ebft b\u1ecb m\u1edbi v\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng m\u1edbi. V\u1edbi dung l\u01b0\u1ee3ng cao v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, 5G s\u1ebd thay \u0111\u1ed5i ho\u00e0n to\u00e0n s\u1ef1 ti\u1ebfp x\u00fac gi\u1eefa con ng\u01b0\u1eddi v\u00e0 thi\u1ebft b\u1ecb.<\/p>\n<p>T\u1eeb c\u1ea5p \u0111\u1ed9 doanh nghi\u1ec7p, 5G c\u00f3 th\u1ec3 mang t\u00ednh bi\u1ebfn \u0111\u1ed5i nhi\u1ec1u h\u01a1n v\u00e0 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c d\u1ecbch v\u1ee5 quan tr\u1ecdng \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd thay \u0111\u1ed5i ho\u00e0n to\u00e0n to\u00e0n b\u1ed9 ng\u00e0nh. Trong k\u1ef7 nguy\u00ean 5G th\u1ef1c s\u1ef1, c\u00f4ng ngh\u1ec7 m\u00e1y-m\u00e1y, c\u1ea3m bi\u1ebfn ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p, qu\u1ea3n l\u00fd di \u0111\u1ed9ng, gi\u00e1m s\u00e1t t\u00e0i s\u1ea3n\/thi\u1ebft b\u1ecb t\u1eeb xa v\u00e0 l\u01b0\u1edbi \u0111i\u1ec7n th\u00f4ng minh s\u1ebd c\u00f3 m\u1eb7t \u1edf kh\u1eafp c\u00e1c nh\u00e0 m\u00e1y trong t\u01b0\u01a1ng lai.<\/p>\n<p>C\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c c\u1ee7a 5G s\u1ebd \u0111\u01b0\u1ee3c n\u00e2ng cao khi ph\u1ed5 t\u1ea7n cao h\u01a1n \u0111\u01b0\u1ee3c b\u1eadt trong phi\u00ean b\u1ea3n th\u1ee9 16. M\u1ea1ng l\u01b0\u1edbi s\u00f3ng milimet c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n truy\u1ec1n t\u1ea3i ng\u01b0\u1ee3c tr\u1ea1m g\u1ed1c di \u0111\u1ed9ng nh\u1ecf chi ph\u00ed th\u1ea5p \u1edf c\u00e1c khu v\u1ef1c \u0111\u00f4 th\u1ecb \u0111\u00f4ng d\u00e2n c\u01b0. C\u00e1c m\u1ea1ng n\u00e0y c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c m\u1ecdi th\u1ee9 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i trong nh\u00e0 x\u01b0\u1edfng ho\u1eb7c ph\u01b0\u01a1ng ti\u1ec7n, do \u0111\u00f3 bi\u1ebfn c\u00f4ng ngh\u1ec7 n\u00e0y tr\u1edf th\u00e0nh \u0111\u1ed9ng l\u1ef1c ch\u00ednh cho vi\u1ec7c l\u00e1i xe t\u1ef1 \u0111\u1ed9ng v\u00ec ph\u01b0\u01a1ng ti\u1ec7n c\u1ea7n giao ti\u1ebfp v\u1edbi ph\u01b0\u01a1ng ti\u1ec7n, t\u00edn hi\u1ec7u giao th\u00f4ng v\u00e0 th\u00f4ng tin b\u1ea3n \u0111\u1ed3 k\u1ef9 thu\u1eadt s\u1ed1 m\u1edbi nh\u1ea5t.<\/p>\n<p>5G c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t m\u1ea1ng \u0111\u1ecbnh h\u01b0\u1edbng cho t\u01b0\u01a1ng lai, nh\u01b0ng n\u00f3 th\u1ec3 hi\u1ec7n s\u1ef1 l\u00e0m vi\u1ec7c ch\u0103m ch\u1ec9 c\u1ee7a c\u00e1c k\u1ef9 s\u01b0 hi\u1ec7n t\u1ea1i v\u00e0 ch\u1eafc ch\u1eafn s\u1ebd khi\u1ebfn th\u1ebf gi\u1edbi ch\u00fang ta \u0111ang s\u1ed1ng tr\u1edf n\u00ean t\u1ed1t \u0111\u1eb9p h\u01a1n.<br \/>\n\t\t\n<style>\n#text-3929727176 {\n  line-height: 1.8;\n}\n<\/style>\n\t<\/div>\n\t\n<\/div><\/div>\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1981699014 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_1981699014 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1981699014 .ux-shape-divider--bottom svg {\n  height: 150px;\n  --divider-width: 100%;\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":1663,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/pages\/1678"}],"collection":[{"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/comments?post=1678"}],"version-history":[{"count":7,"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/pages\/1678\/revisions"}],"predecessor-version":[{"id":8133,"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/pages\/1678\/revisions\/8133"}],"up":[{"embeddable":true,"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/pages\/1663"}],"wp:attachment":[{"href":"https:\/\/www.huashu-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=1678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}