{"id":7126,"date":"2020-11-20T04:01:15","date_gmt":"2020-11-20T04:01:15","guid":{"rendered":"https:\/\/vanhoimoi.org\/?p=7126"},"modified":"2020-12-18T05:22:48","modified_gmt":"2020-12-18T05:22:48","slug":"cong-nghe-5g","status":"publish","type":"post","link":"https:\/\/vanhoimoi.org\/?p=7126","title":{"rendered":"C\u00d4NG NGH\u1ec6 5G<\/strong>
Nguy\u1ec5n T\u1eed Qu\u00fd<\/span>"},"content":{"rendered":"\n

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Bi\u00ean d\u1ecbch: Nguy\u1ec5n T\u1eed Qu\u00fd<\/strong><\/p>\n\n\n\n

B\u1ea3n d\u1ecbch t\u00f3m l\u01b0\u1ee3c b\u00e0i 5G Technology<\/strong> trong <\/em><\/span>
Wall Street Journal, Section R 1 ng\u00e0y 11-11-2020<\/em><\/span>.
FitzGerald in Washinton DC, Martin in Korea, Woo in San Francisco<\/span><\/em>.<\/p>\n\n\n\n

\u0110\u1eb7c \u0111i\u1ec3m h\u1ea5p d\u1eabn c\u1ee7a 5G (5 generation mobil technology\/ c\u1ed9ng ngh\u1ec7 di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 5 ) l\u00e0 t\u1ed1c \u0111\u1ed9. \u0110\u1ec3 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 n\u00e0y, 5G s\u1eed d\u1ee5ng ch\u00f9m s\u00f3ng v\u00f4 tuy\u1ebfn l\u1edbn h\u01a1n d\u1ecbch v\u1ee5 4G – m\u00e0 \u0111i\u1ec7n th\u1ea1i d\u00f9ng d\u1ec3 truy\u1ec1n c\u00e1c t\u00edn hi\u1ec7u. M\u1ed9t \u0111i\u1ec7n tho\u1ea1i 5G c\u00f3 th\u1ec3 download m\u1ed9t b\u1ed9 phim (movie) trong v\u00f2ng 15 gi\u00e2y so s\u00e1nh v\u1edbi 4G trong 6 ph\u00fat nhanh g\u1ea5p 24 l\u1ea7n.<\/p>\n\n\n\n

T\u00edn hi\u1ec7u c\u1ee7a 5G d\u00f9ng t\u1ea7n s\u1ed1 cao h\u01a1n \u0111\u1ec3 chuy\u1ec3n t\u1ea3i nhi\u1ec1u data h\u01a1n, nh\u01b0ng kh\u00f4ng truy\u1ec1n \u0111i xa \u0111\u01b0\u1ee3c, n\u00ean ph\u1ea3i l\u1eafp \u0111\u1eb7t h\u00e0ng tr\u0103m ng\u00e0n antenas \u0111\u1eb7t tr\u00ean c\u1ed9t \u0111i\u1ec7n \u0111\u01b0\u1eddng ho\u1eb7c c\u1ed9t \u0111i\u1ec7n tho\u1ea1i \u0111\u1ec3 t\u1edbi ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Ph\u1ea7n l\u1edbn c\u00f4ng ty \u0111i\u1ec7n tho\u1ea1i \u0111ang l\u1eafp \u0111\u1eb7t m\u1ea1ng l\u01b0\u1edbi pha tr\u1ed9n s\u00f3ng v\u00f4 tuy\u1ebfn nhi\u1ec1u t\u1ea7n s\u1ed1.<\/p>\n\n\n\n

D\u1ecaCH V\u1ee4 5G \u1ede \u0110\u00c2U<\/strong><\/p>\n\n\n\n

D\u1ecbch v\u1ee5 5 G \u0111\u01b0\u1ee3c ph\u00e1t \u0111\u1ed9ng t\u1eeb 2019 v\u00e0 hi\u1ec7n c\u00f3 t\u1ea1i kho\u1ea3ng m\u01b0\u01a1i qu\u1ed1c gia. Nam H\u00e0n b\u1eaft \u0111\u1ea7u c\u00f3 t\u1eeb 2019, Trung Hoa c\u00f3 t\u1ea1i m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ed1 l\u1edbn.<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

\u1ede Hoa K\u1ef3 AT & T , Verizon Communications v\u00e0 T-Mobile US \u0111\u00e3 \u0111\u1eb7t xong c\u00e1c m\u1ea1ng l\u01b0\u1edbi , nh\u01b0ng \u0111ang m\u1edf r\u1ed9ng trong c\u00e1c v\u00f9ng ngoai \u00f4. Samsung Electronics b\u1eaft \u0111\u1ea7u b\u00e1n \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng 5 G t\u1eeb 2019 . Apple v\u1eeba tung ra cell phones th\u00e1ng tr\u01b0\u1edbc. N\u00f3i chung, t\u1ea1i M\u1ef9 5G \u0111\u00e3 ph\u1ee7 s\u00f3ng 70% d\u00e2n s\u1ed1; nh\u01b0ng m\u1ed9t s\u1ed1 c\u00f4ng ty \u0111i\u1ec7n tho\u1ea1i gom m\u1ea1ng l\u01b0\u1edbi 5G v\u1edbi 4 G, do \u0111\u00f3 c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf t\u1ed1c \u0111\u1ed9.<\/p>\n\n\n\n

TH\u1ebe GI\u1edaI \u0110ANG C\u00d3 BAO NHI\u00caU NG\u01af\u1edcI D\u00d9NG 5G<\/strong><\/p>\n\n\n\n

Theo New Street Research, hi\u1ec7n nay c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e3 b\u00e1n 200 tri\u1ec7u thi\u1ebft b\u1ecb\/devices c\u00f3 kh\u1ea3 n\u0103ng 5G, ph\u1ea7n l\u1edbn t\u1ea1i Trung Hoa ( Nh\u01b0ng kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u1ea5t c\u1ea3 s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u 5G. Ph\u1ea7n l\u1edbn c\u00f4ng ty \u0111i\u1ec7n tho\u1ea1i gom 5G v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp th\u1ecb \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng m\u1eafc ti\u1ec1n. Trong khi \u0111\u00f3 \u0111i\u1ec7n tho\u1ea1i cell Verizon c\u00f3 ch\u01b0\u01a1ng tr\u00ecnh cung c\u1ea5p to\u00e0n b\u1ed9 5G v\u1edbi gi\u00e1 $80 th\u00e1ng, v\u00e0 v\u1edbi kh\u00e1ch h\u00e0ng h\u01b0\u1edfng ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1 h\u1ea1 h\u01a1n th\u00ec ph\u1ea3i tr\u1ea3 th\u00eam l\u1ec7 ph\u00ed $10 m\u1ed9t th\u00e1ng.<\/p>\n\n\n\n

C\u00d3 C\u1ea6N MUA \u0110I\u1ec6N THO\u1ea0I 5G ?<\/strong><\/p>\n\n\n\n

\u0110\u00fang. Ng\u01b0\u1eddi ti\u00eau th\u1ee5 c\u1ea7n 1 \u0111i\u1ec7n tho\u1ea1i 5G \u0111\u1ec3 n\u1ed1i v\u1edbi m\u1ea1ng l\u01b0\u1edbi 5G. T\u1ea1i Hoa K\u1ef3 \u0111i\u1ec7n tho\u1ea1i Apple v\u00e0 Samsung gi\u00e1 tr\u00ean $1,000. Nh\u01b0ng gi\u00e1 th\u1ea5p nh\u1ea5t c\u1ee7a \u0111i\u1ec7n tho\u1ea1i iphone 12 l\u00e0 $699, trong khi gi\u00e1 th\u1ea5p c\u1ee7a \u0111i\u1ec7n tho\u1ea1i Samsung Galaxy S20 5G l\u00e0 $700. M\u1ed9t s\u1ed1 \u0111i\u1ec7n tho\u1ea1i nh\u00e3n hi\u1ec7u kh\u00e1c gi\u00e1 th\u1ea5p h\u01a1n nh\u01b0ng m\u1ed9t s\u1ed1 \u0111i\u1ec7n tho\u1ea1i n\u00e0y kh\u00f4ng \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 5G nh\u01b0 c\u1ee7a Verizon. T\u1ea1i m\u1ed9t s\u1ed1 qu\u1ed1c gia \u1edf Ch\u00e2u \u00c1 c\u00f3 lo\u1ea1i \u0111i\u1ec7n tho\u1ea1i Android 5G gi\u00e1 d\u01b0\u1edbi $300.<\/p>\n\n\n\n

TI\u1ebeP T\u1ee4C D\u00d9NG \u0110I\u1ec6N THO\u1ea0I 4G V\u1eaaN \u0110\u01af\u1ee2C<\/strong><\/p>\n\n\n\n

\u0110i\u1ec7n tho\u1ea1i th\u1ebf h\u1ec7 4G s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t th\u1eddi gian d\u00e0i trong t\u01b0\u01a1ng lai. Ph\u1ea7n l\u1edbn phone apps kh\u00f4ng c\u1ea7n t\u1ed1c \u0111\u1ed9 5G \u0111\u1ec3 l\u00e0m vi\u1ec7c su\u00f4ng s\u1ebb v\u00e0 phone th\u1ebf h\u1ec7 4G d\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t r\u1ed9ng r\u00e3i. C\u00e1c h\u00e3ng \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng mu\u1ed1n m\u1ea5t kh\u00e1ch h\u00e0ng d\u00f9ng phone th\u1ebf h\u1ec7 tr\u01b0\u1edbc cho t\u1edbi khi \u0111a s\u1ed1 chuy\u1ec3n sang d\u00f9ng 5G. Th\u00ed d\u1ee5 AT&T d\u00f9ng m\u1ea1ng l\u01b0\u1edbi 2G cho t\u1edbi n\u0103m 2017. H\u01a1n n\u1eefa t\u1ea5t c\u1ea3 \u0111i\u1ec7n tho\u1ea1i 5G tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay \u0111\u1ec1u c\u00f3 option d\u00f9ng 4G.<\/p>\n\n\n\n

5G \u1ea2NH H\u01af\u1edeNG TR\u00caN M\u1ea0NG TH\u1ebe N\u00c0O?<\/strong><\/p>\n\n\n\n

Ph\u1ea7n l\u1edbn nh\u1eefng apps d\u00f9ng trong mua s\u1eafm hay giao l\u01b0u m\u1ea1ng ch\u00fang ta d\u00f9ng hi\u1ec7n nay kh\u00f4ng c\u00f3 kh\u00e1c bi\u1ec7t v\u1edbi 5G. Nh\u01b0ng v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh nh\u01b0 ch\u1edbp c\u1ee7a 5G s\u1ebd t\u1ea1o kh\u00e1c bi\u1ec7t v\u1edbi virtual-reality headsets cho t\u1edbi augmented-reality glasses.<\/p>\n\n\n\n

5G V\u00c0 AN NINH QU\u1ed0C GIA?<\/strong><\/p>\n\n\n\n

C\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o ng\u00e0nh vi\u1ec5n th\u00f4ng d\u1ef1 tr\u00f9 m\u1ea1ng l\u01b0\u1edbi 5G s\u1ebd chi\u1ebfm l\u00e3nh vi\u1ec7c qu\u1ea3n tr\u1ecb m\u1ea1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n l\u1ef1c, x\u01b0\u1edfng l\u1ecdc d\u1ea7u v\u00e0 nh\u1eefng nh\u00e0 m\u00e1y hi\u1ec7n d\u00f9ng gi\u00e2y \u0111i\u1ec7n \u0111\u1ec3 li\u00ean k\u1ebft v\u1edbi nhau. V\u00ec 5G chuy\u1ec3n data nhanh h\u01a1n nhi\u1ec1u \u0111\u01b0\u1eddng gi\u00e2y \u0111i\u1ec7n. V\u00e0 khi ph\u1ea3i di chuy\u1ec3n m\u00e1y m\u00f3c, 5G kh\u00f4ng gi\u00e2y s\u1ebd d\u1ec5 d\u00e0ng h\u01a1n nhi\u1ec1u so v\u1edbi n\u1ed1i v\u1edbi nhau b\u1eb1ng \u0111\u01b0\u1eddng gi\u00e2y \u0111i\u1ec7n.<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

Nh\u01b0ng v\u1edbi 5G th\u00ec m\u1ed1i nguy b\u1ecb hackers t\u1ea5n c\u00f4ng d\u1ec5 d\u00e0ng h\u01a1n n\u1ebfu kh\u00f4ng b\u1ea3o \u0111\u1ea3m an ninh. Hoa K\u1ef3 \u0111\u00e3 g\u1ea5p r\u00fat x\u00e2y d\u1ef1ng m\u1ea1ng 4G v\u00e0 \u0111\u00e3 l\u00e0m gi\u1ea7u c\u00e1c c\u00f4ng ty M\u1ef9 nh\u01b0 Apple, v\u00e0 c\u00f4ng ty s\u1ea3n xu\u1ea5t chip Qualcomm, \u0111\u00e3 gi\u00fap nhi\u1ec1u c\u00f4ng ty thanh c\u00f4ng ng\u00e0nh ride-sharing nh\u01b0 Uber Technology. Trung Hoa \u0111\u00e3 kh\u00f4ng \u0111u\u1ed5i k\u1ecbp Hoa K\u1ef3 trong vi\u1ec7c b\u00e0nh tr\u01b0\u1edbng ph\u00e1t tri\u1ec3n 4G n\u00ean nay mu\u1ed1n nhanh ch\u00e2n h\u01a1n v\u1ec1 5G.<\/p>\n\n\n\n

5G NETWORK B\u00caN \u00c2U CH\u00c2U TH\u00cc SAO?<\/strong><\/p>\n\n\n\n

V\u00e0o cu\u1ed1i Th\u00e1ng 9, 2020 N\u01b0\u1edbc Anh v\u00e0 17 trong s\u1ed1 27 N\u01b0\u1edbc Th\u00e0nh Vi\u00ean trong Li\u00ean Hi\u1ec7p \u00c2u Ch\u00e2u \u0111\u00e3 \u0111\u01b0a v\u00e0 s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 5G, theo m\u1ed9t b\u00e1o c\u00e1o \u0111\u1ed9c l\u1eadp. Ph\u00e1p v\u00e0 Portugal th\u00ec ch\u01b0a. V\u00e0 h\u1ec7 th\u1ed1ng 5G t\u1ea1i N\u01b0\u1edbc Anh b\u1ecb tr\u00ec ho\u00e3n 2 – 3 n\u0103m v\u00ec ch\u00ednh ph\u1ee7 Anh ra l\u1ec7nh d\u1eebng mua thi\u1ebft b\u1ecb do Hawei ch\u1ebf t\u1ea1o v\u00e0 v\u00fat b\u1ecf t\u1ea5t c\u1ea3 nh\u1eefng thi\u1ebft b\u1ecb do Huawei cung c\u1ea5p v\u00e0o n\u0103m 2017 v\u00e0 v\u00e0 thay b\u1eb1ng thi\u1ebft b\u1ecb do c\u00f4ng ty phi- Trung Hoa cung c\u1ea5p.  C\u00e1c n\u01b0\u1edbc kh\u00e1c t\u1ea1i \u00c2u Ch\u00e2u c\u00f3 th\u1ec3 s\u1ebd b\u1eaft ch\u01b0\u1edbc.<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

\u0110\u1ea0I D\u1ecaCH V\u0168 H\u00c1N \u1ea2NH H\u01af\u1edeNG G\u00cc?<\/strong><\/p>\n\n\n\n

C\u00e1c h\u00e3ng \u0111i\u1ec7n thoai g\u1ea5p r\u00fat tr\u1ea3i r\u1ed9ng m\u1ea1ng l\u01b0\u1edbi 5G m\u1eb7c d\u00f9 c\u00f3 b\u1ecb ch\u1eadm l\u1ea1i \u0111\u00f4i ch\u00fat v\u00ec \u0111\u1ea1i d\u1ecbch Covid. Nh\u01b0ng t\u1ea1i Hoa K\u1ef3, c\u00e1c ti\u1ec3u bang v\u00e0 c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u00e3 x\u1ebfp h\u1ea1ng nh\u00e2n c\u00f4ng th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y thu\u1ed9c di\u1ec7n kh\u1ea9n thi\u00eat n\u00ean m\u1ecdi vi\u1ec7c v\u1eabn ti\u1ebfn h\u00e0nh.<\/p>\n\n\n\n

C\u00c1C T\u00cdN HI\u1ec6U 5G C\u00d3 H\u1ea0I G\u00cc CHO S\u1ee8C KH\u1eceE?<\/strong><\/p>\n\n\n\n

T\u1ea5t c\u1ea3 c\u00e1c th\u00e1p ph\u00e1t t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn cho \u0111i\u1ec7n tho\u1ea1i \u0111i \u0111\u1ed9ng \u0111\u1ec1u ph\u00e1t sinh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb. Ch\u00ednh ph\u1ee7 M\u1ef9, t\u1eeb nhi\u1ec1u th\u1eadp ni\u00ean, \u0111\u00e3 \u0111\u1eb7t gi\u1edbi h\u1ea1n cho m\u1ee9c ph\u00f3ng x\u1ea1 \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m an to\u00e0n cho s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. The Federal Communications Commission ( FCC ), c\u0103n c\u1ee9 v\u00e0o nh\u1eefng nghi\u00ean c\u1ee9u c\u1ee7a Food and Drug Administration cho \u00e1p d\u1ee5ng nh\u1eefng gi\u1edbi h\u1ea1n n\u00e0y cho d\u1ecbch v\u1ee5 5G. Theo FCC “kh\u00f4ng c\u00f3 b\u1eb1ng ch\u1ee9ng khoa h\u1ecdc n\u00e0o v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng thi\u00eat b\u1ecb v\u00f4 tuy\u1ebfn g\u00e2y ra b\u1ec7nh ung th\u01b0 hay b\u1ec7nh kh\u00e1c.” M\u1ed9t s\u1ed1 khoa h\u1ecdc gia khuy\u1ebfn c\u00e1o l\u00e0 \u0111\u1ec3 gi\u1ea3m b\u1edbt t\u00e1c d\u1ee5ng c\u1ee7a ph\u00f3ng x\u1ea1 v\u00e0o ng\u01b0\u1eddi, n\u00ean d\u00f9ng headsets v\u00e0 \u0111\u1eb7t c\u00e1c thi\u00eat b\u1ecb c\u00e1ch xa th\u00e2n th\u1ec3.<\/p>\n\n\n\n

V\u1ec1 m\u1eb7t ng\u01b0\u1eddi ti\u00eau th\u1ee5, n\u1ea1n th\u1ea5t nghi\u1ec7p cao do \u0111\u1ea1i d\u1ecbch l\u00e0m gi\u1ea3m s\u1ed1 c\u1ea7u v\u1ec1 d\u1ecbch v\u1ee5 5G; nh\u01b0ng cho t\u1edbi\u00a0 nay, s\u1ee9c ti\u00eau th\u1ee5 d\u1ecbch v\u1ee5 5G v\u1eabn m\u1ea1nh. V\u00e0 v\u1edbi iPhone 12 tung ra m\u1edbi \u0111\u00e2y s\u1ebd \u0111\u01b0a d\u1ecbch v\u1ee5 5G t\u1edbi nhi\u1ec1u tri\u1ec7u ng\u01b0\u1eddi ti\u00eau th\u1ee5 t\u1ea1i Hoa K\u1ef3.<\/p>\n\n\n\n

M\u1ef8 MU\u1ed0N CHIA S\u1eba M\u1ea0NG L\u1edaI 5G C\u1ee6A B\u1ed8 QU\u1ed0C PH\u00d2NG?<\/strong><\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

T\u00f2a B\u1ea1ch \u1ed0c \u0111ang tranh lu\u1eadn vi\u1ec7c chia s\u1ebb m\u1ed9t s\u1ed1 s\u00f3ng v\u00f4 tuy\u1ebfn 5G c\u1ee7a B\u1ed9 Qu\u1ed1c Ph\u00f2ng v\u1edbi c\u00e1c c\u00f4ng ty. M\u1ed9t kh\u1ea3 th\u1ec3 ( option ) c\u1ea7n nhi\u1ec1u n\u0103m chu\u1ea9n b\u1ecb s\u1ebd cho ph\u00e9p c\u00e1c c\u00f4ng ty c\u00f3 m\u1ea1ng l\u01b0\u1edbi v\u00f4 tuy\u1ebfn tr\u01b0\u1edbc \u0111\u00e2y \u0111\u1ea5u th\u1ea7u l\u1ea5y gi\u1ea5y ph\u00e9p s\u1eed d\u1ee5ng. Kh\u1ea3 th\u1ec3 kh\u00e1c l\u00e0 cho ph\u00e9p nh\u1eefng c\u00f4ng ty m\u1edbi th\u00e0nh l\u1eadp thu\u00ea spectrum. Kh\u1ea3 th\u1ec3 n\u00e0y c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhanh h\u01a1n, nh\u01b0ng c\u00f3 th\u1ec3 b\u1ecb ch\u1ed1ng \u0111\u1ed1i v\u00e0 \u0111\u1eb7t v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u00ednh ph\u00e1p l\u00ed\u200e.<\/p>\n\n\n\n

SAU 5G L\u00c0 G\u00cc? LI\u1ec6U S\u1ebc C\u00d3 6G?<\/strong><\/p>\n\n\n\n

C\u00e1c c\u00f4ng ty nh\u01b0 Ericson, Nokia v\u00e0 Samsung \u0111\u00e3 v\u00e0 \u0111ang nghi\u00ean c\u1ee9u v\u1ec1 k\u1ef9 thu\u1eadt xem c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh ti\u00eau chu\u1ea9n cho th\u1ebf h\u1ec7 6G. International Telecommunication Union, m\u1ed9t c\u01a1 quan c\u1ee7a Li\u00ean Hi\u1ec7p Qu\u1ed1c c\u00f3 nhi\u1ec7m v\u1ee5 \u0111i\u1ec1u h\u1ee3p ti\u00eau chu\u1ea9n v\u00f4 tuy\u1ebfn to\u00e0n c\u1ea7u \u0111\u00e3 kh\u1edfi s\u1ef1 nh\u1eadn d\u1ea1ng v\u00e0 nghi\u00ean c\u1ee9u k\u1ef9 thu\u1eadt h\u1eadu-5G, k\u1ef3 v\u1ecdng tr\u1ed7i l\u00ean v\u00e0o n\u0103m 2030 hay sau \u0111\u00f3. Hoa K\u1ef3, Trung Hoa v\u00e0 m\u1ed9t s\u1ed1 n\u01b0\u1edbc kh\u00e1c \u0111ang h\u01b0\u1edbng v\u1ec1 k\u1ef9 thu\u1eadt 6G v\u1edbi t\u1ed1c \u0111\u1ed9 100 gigabits m\u1ed7i gi\u00e2y, kho\u1ea3ng 10 nhanh h\u01a1n 5G.<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Bi\u00ean d\u1ecbch: Nguy\u1ec5n T\u1eed Qu\u00fd B\u1ea3n d\u1ecbch t\u00f3m l\u01b0\u1ee3c b\u00e0i 5G Technology trong Wall Street Journal, Section R 1 ng\u00e0y 11-11-2020. FitzGerald in Washinton DC, Martin in Korea, Woo in San Francisco. \u0110\u1eb7c \u0111i\u1ec3m h\u1ea5p d\u1eabn c\u1ee7a 5G (5 generation mobil technology\/ c\u1ed9ng ngh\u1ec7 di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 5\u0111\u1ecdc ti\u1ebfp…<\/a><\/span><\/p>\n","protected":false},"author":2,"featured_media":7135,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[12,57],"tags":[193,192,175],"class_list":["entry","author-ntviet","post-7126","post","type-post","status-publish","format-standard","has-post-thumbnail","category-chuyenmuc","category-giaoduc-vanhoc-lichsu","tag-5g","tag-dien-thoai","tag-khoa-hoc-thuong-thuc"],"_links":{"self":[{"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/posts\/7126","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7126"}],"version-history":[{"count":0,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/posts\/7126\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=\/wp\/v2\/media\/7135"}],"wp:attachment":[{"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7126"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vanhoimoi.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}