{"id":1485,"date":"2025-10-16T07:38:07","date_gmt":"2025-10-16T07:38:07","guid":{"rendered":"https:\/\/www.wallisemi.com\/?p=1485"},"modified":"2025-10-19T07:42:14","modified_gmt":"2025-10-19T07:42:14","slug":"su-phat-trien-cua-cong-nghe-dau-vao-tan-so-vo-tuyen-cach-song-milimet-va-cong-nghe-mimo-quy-mo-lon-dang-dinh-hinh-lai-the-he-truyen-thong-tiep-theo","status":"publish","type":"post","link":"https:\/\/www.wallisemi.com\/vi\/blog\/industry-insights\/the-evolution-of-rf-front-end-technology-how-millimeter-wave-and-massive-mimo-are-reshaping-next-generation-communication\/","title":{"rendered":"S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111\u1ea7u v\u00e0o t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF): C\u00e1ch s\u00f3ng milimet v\u00e0 Massive MIMO \u0111ang \u0111\u1ecbnh h\u00ecnh l\u1ea1i th\u1ebf h\u1ec7 truy\u1ec1n th\u00f4ng ti\u1ebfp theo"},"content":{"rendered":"

Trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y, b\u1ed9 ti\u1ec1n x\u1eed l\u00fd RF lu\u00f4n \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t nh\u01b0 m\u1ed9t \u201cng\u01b0\u1eddi g\u00e1c c\u1ed5ng\u201d c\u1ee7a t\u00edn hi\u1ec7u, k\u1ebft n\u1ed1i \u0103ng-ten v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb x\u1eed l\u00fd b\u0103ng t\u1ea7n c\u01a1 s\u1edf. B\u1ed9 ph\u1eadn n\u00e0y ch\u1ecbu tr\u00e1ch nhi\u1ec7m th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 thi\u1ebft y\u1ebfu nh\u01b0 khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u, l\u1ecdc v\u00e0 chuy\u1ec3n \u0111\u1ed5i t\u1ea7n s\u1ed1, t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 truy\u1ec1n th\u00f4ng. T\u1eeb c\u00e1c linh ki\u1ec7n r\u1eddi r\u1ea1c c\u1ee7a th\u1eddi \u0111\u1ea1i 2G \u0111\u1ebfn c\u00e1c m\u00f4-\u0111un t\u00edch h\u1ee3p cao trong 5G, m\u1ed7i b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 c\u00f4ng ngh\u1ec7 trong b\u1ed9 ti\u1ec1n x\u1eed l\u00fd RF \u0111\u00e3 th\u00fac \u0111\u1ea9y nh\u1eefng b\u01b0\u1edbc nh\u1ea3y v\u1ecdt \u0111\u00e1ng k\u1ec3 v\u1ec1 kh\u1ea3 n\u0103ng truy\u1ec1n th\u00f4ng. Ng\u00e0y nay, v\u1edbi s\u1ef1 t\u00edch h\u1ee3p s\u00e2u s\u1eafc c\u1ee7a c\u00f4ng ngh\u1ec7 s\u00f3ng milimet (mmWave) v\u00e0 Massive MIMO, b\u1ed9 ph\u1eadn RF front-end \u0111ang tr\u1ea3i qua m\u1ed9t s\u1ef1 chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng ch\u1ec9 \u0111\u1ecbnh ngh\u0129a l\u1ea1i ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng m\u00e0 c\u00f2n \u0111\u1eb7t n\u1ec1n t\u1ea3ng cho s\u1ef1 ph\u00e1t tri\u1ec3n b\u00f9ng n\u1ed5 c\u1ee7a c\u00e1c m\u1ea1ng th\u1ebf h\u1ec7 ti\u1ebfp theo.<\/p>\n\n\n\n

Trung t\u00e2m c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng: Chip RF trong c\u00f4ng ngh\u1ec7 6G<\/strong><\/strong><\/h5>\n\n\n\n

\u0110\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c logic c\u1ed1t l\u00f5i \u0111\u1eb1ng sau s\u1ef1 chuy\u1ec3n \u0111\u1ed5i n\u00e0y, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i theo d\u00f5i qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 c\u1ee7a c\u00e1c b\u1ed9 ti\u1ec1n khu\u1ebfch \u0111\u1ea1i RF. Trong th\u1eddi k\u1ef3 2G v\u00e0 3G, nhu c\u1ea7u truy\u1ec1n th\u00f4ng c\u00f2n t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n. C\u00e1c th\u00e0nh ph\u1ea7n b\u1ed9 ti\u1ec1n khu\u1ebfch \u0111\u1ea1i RF s\u1eed d\u1ee5ng ki\u1ebfn tr\u00fac r\u1eddi r\u1ea1c, v\u1edbi b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t v\u00e0 b\u1ed9 l\u1ecdc ri\u00eang bi\u1ec7t cho t\u1eebng d\u1ea3i t\u1ea7n s\u1ed1, d\u1eabn \u0111\u1ebfn thi\u1ebft b\u1ecb c\u1ed3ng k\u1ec1nh v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao. Khi k\u1ef7 nguy\u00ean 4G LTE \u0111\u1ebfn, \u0111a ch\u1ebf \u0111\u1ed9 v\u00e0 \u0111a t\u1ea7n s\u1ed1 tr\u1edf th\u00e0nh m\u1ed9t \u0111i\u1ec1u c\u1ea7n thi\u1ebft, v\u00e0 s\u1ef1 t\u00edch h\u1ee3p b\u1eaft \u0111\u1ea7u chi\u1ebfm \u01b0u th\u1ebf, d\u1eabn \u0111\u1ebfn s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t \u0111a ch\u1ebf \u0111\u1ed9 v\u00e0 \u0111a t\u1ea7n s\u1ed1. Nh\u1eefng \u0111\u1ed5i m\u1edbi n\u00e0y \u0111\u00e3 gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng linh ki\u1ec7n, gi\u1ea3m b\u1edbt \u00e1p l\u1ef1c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng nh\u1edd c\u00e1c k\u1ef9 thu\u1eadt nh\u01b0 theo d\u00f5i bao t\u1ea7n.<\/p>\n\n\n\n

Tuy nhi\u00ean, khi c\u00f4ng ngh\u1ec7 5G \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c m\u1edbi \u2014 bao g\u1ed3m y\u00eau c\u1ea7u c\u1ef1c k\u1ef3 cao v\u1ec1 hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng ph\u1ed5 t\u1ea7n \u0111\u1ed1i v\u1edbi d\u1ea3i t\u1ea7n s\u1ed1 d\u01b0\u1edbi 6 GHz v\u00e0 mong mu\u1ed1n \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao h\u01a1n n\u1eefa \u2014 c\u00e1c ki\u1ebfn tr\u00fac truy\u1ec1n th\u1ed1ng b\u1eaft \u0111\u1ea7u b\u1ed9c l\u1ed9 nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a m\u00ecnh. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac Chip RF<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh cho c\u00f4ng ngh\u1ec7 s\u00f3ng milimet v\u00e0 Massive MIMO, mang l\u1ea1i nh\u1eefng b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 quan tr\u1ecdng nh\u1eb1m \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a 5G v\u00e0 c\u00e1c th\u1ebf h\u1ec7 c\u00f4ng ngh\u1ec7 ti\u1ebfp theo.<\/p>\n\n\n\n

Massive MIMO: Ch\u00eca kh\u00f3a \u0111\u1ec3 s\u1eed d\u1ee5ng ph\u1ed5 t\u1ea7n hi\u1ec7u qu\u1ea3<\/strong><\/strong><\/h5>\n\n\n\n

C\u1ed1t l\u00f5i c\u1ee7a Massive MIMO<\/strong> C\u00f4ng ngh\u1ec7 n\u00e0y n\u1eb1m \u1edf vi\u1ec7c t\u0103ng quy m\u00f4 l\u1edbn s\u1ed1 l\u01b0\u1ee3ng \u0103ng-ten tr\u1ea1m g\u1ed1c, gi\u00fap n\u00f3 kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng MIMO truy\u1ec1n th\u1ed1ng, v\u1ed1n ch\u1ec9 tri\u1ec3n khai m\u1ed9t v\u00e0i \u0103ng-ten. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c h\u1ec7 th\u1ed1ng Massive MIMO c\u00f3 th\u1ec3 tri\u1ec3n khai h\u00e0ng tr\u0103m, th\u1eadm ch\u00ed h\u00e0ng ngh\u00ecn \u0103ng-ten, mang l\u1ea1i nh\u1eefng l\u1ee3i th\u1ebf mang t\u00ednh c\u00e1ch m\u1ea1ng:<\/p>\n\n\n\n

N\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng ph\u1ed5 t\u1ea7n<\/strong>:
C\u00f4ng ngh\u1ec7 Massive MIMO cho ph\u00e9p gh\u00e9p k\u00eanh kh\u00f4ng gian, gi\u00fap c\u00e1c tr\u1ea1m g\u1ed1c c\u00f3 th\u1ec3 truy\u1ec1n c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ed9c l\u1eadp \u0111\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng c\u00f9ng l\u00fac, t\u1eeb \u0111\u00f3 t\u1ea1o ra nhi\u1ec1u k\u00eanh song song trong kh\u00f4ng gian ba chi\u1ec1u. \u0110i\u1ec1u n\u00e0y gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng d\u1ea3i t\u1ea7n s\u1ed1 h\u1ea1n ch\u1ebf hi\u1ec7n c\u00f3.<\/p>\n\n\n\n

Ki\u1ec3m so\u00e1t t\u00edn hi\u1ec7u ch\u00ednh x\u00e1c<\/strong>:
Nh\u1edd c\u00e1c k\u1ef9 thu\u1eadt ti\u1ec1n m\u00e3 h\u00f3a v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng ch\u00f9m s\u00f3ng, c\u00e1c tr\u1ea1m g\u1ed1c c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh x\u00e1c pha v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a t\u00edn hi\u1ec7u t\u1eeb t\u1eebng \u0111\u01a1n v\u1ecb \u0103ng-ten, t\u1eadp trung n\u0103ng l\u01b0\u1ee3ng v\u00e0o c\u00e1c ch\u00f9m s\u00f3ng h\u1eb9p h\u01b0\u1edbng t\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng c\u1ee5 th\u1ec3 \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u nhi\u1ec5u \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng kh\u00e1c. \u0110\u1ed9 ch\u00ednh x\u00e1c n\u00e0y gi\u00fap t\u0103ng c\u01b0\u1eddng t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a li\u00ean l\u1ea1c v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a t\u00edn hi\u1ec7u trong ph\u1ea1m vi ph\u1ee7 s\u00f3ng c\u1ee7a tr\u1ea1m g\u1ed1c.<\/p>\n\n\n\n

Tuy nhi\u00ean, vi\u1ec7c \u00e1p d\u1ee5ng Massive MIMO<\/strong> vi\u1ec7c tri\u1ec3n khai tr\u00ean quy m\u00f4 l\u1edbn \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c cho Chip RF<\/strong>. S\u1ef1 gia t\u0103ng nhanh ch\u00f3ng v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng \u0103ng-ten \u0111\u00f2i h\u1ecfi ph\u1ea3i t\u0103ng t\u01b0\u01a1ng \u1ee9ng s\u1ed1 l\u01b0\u1ee3ng k\u00eanh RF. Nhu c\u1ea7u n\u00e0y bu\u1ed9c Chip RF<\/strong> \u0111\u1ec3 t\u00edch h\u1ee3p c\u00e1c b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t cao (PA), b\u1ed9 khu\u1ebfch \u0111\u1ea1i ti\u1ebfng \u1ed3n th\u1ea5p (LNA) v\u00e0 c\u00e1c linh ki\u1ec7n quan tr\u1ecdng kh\u00e1c v\u1edbi hi\u1ec7u su\u1ea5t cao h\u01a1n v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n. C\u00e1c linh ki\u1ec7n r\u1eddi truy\u1ec1n th\u1ed1ng kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng nh\u1eefng y\u00eau c\u1ea7u n\u00e0y, do \u0111\u00f3 c\u00e1c gi\u1ea3i ph\u00e1p t\u00edch h\u1ee3p cao M\u00f4-\u0111un \u0111\u1ea7u v\u00e0o t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p kh\u1ea3 thi duy nh\u1ea5t.<\/p>\n\n\n\n

C\u00f4ng ngh\u1ec7 s\u00f3ng milimet: C\u00e1nh c\u1eeda m\u1edf ra d\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng h\u01a1n cho 6G<\/strong><\/strong><\/h5>\n\n\n\n

Trong khi Massive MIMO<\/strong> gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u201cl\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 ph\u1ed5 t\u1ea7n s\u1ed1,\u201d c\u00f4ng ngh\u1ec7 s\u00f3ng milimet<\/strong> \u0111\u01b0a ra c\u00e2u tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi \u201cl\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c d\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng h\u01a1n\u201d. S\u00f3ng milimet, v\u1edbi d\u1ea3i t\u1ea7n s\u1ed1 t\u1eeb 30 GHz \u0111\u1ebfn 300 GHz, cung c\u1ea5p m\u1ed9t ngu\u1ed3n d\u1ea3i t\u1ea7n s\u1ed1 d\u1ed3i d\u00e0o ch\u01b0a \u0111\u01b0\u1ee3c khai th\u00e1c v\u00e0 ph\u1ea7n l\u1edbn v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3. Ri\u00eang d\u1ea3i t\u1ea7n 60 GHz \u0111\u00e3 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u \u1edf m\u1ee9c gigabit, cho ph\u00e9p \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 t\u1ea3i xu\u1ed1ng c\u1ef1c nhanh \u2014 ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea3i xu\u1ed1ng m\u1ed9t b\u1ed9 phim 4K ch\u1ec9 trong v\u00e0i gi\u00e2y \u2014 m\u1ed9t t\u1ed1c \u0111\u1ed9 m\u00e0 c\u00e1c t\u1ea7n s\u1ed1 vi s\u00f3ng truy\u1ec1n th\u1ed1ng kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

Tuy nhi\u00ean, t\u1ea7n s\u1ed1 cao c\u1ee7a s\u00f3ng milimet \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u00e1ng k\u1ec3 v\u1ec1 kh\u1ea3 n\u0103ng truy\u1ec1n s\u00f3ng. Do b\u01b0\u1edbc s\u00f3ng ng\u1eafn h\u01a1n, s\u00f3ng milimet c\u00f3 kh\u1ea3 n\u0103ng nhi\u1ec5u x\u1ea1 y\u1ebfu h\u01a1n, khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb c\u1ea3n tr\u1edf b\u1edfi c\u00e1c ch\u01b0\u1edbng ng\u1ea1i v\u1eadt nh\u01b0 t\u00f2a nh\u00e0 v\u00e0 c\u00e2y c\u1ed1i. Ngo\u00e0i ra, s\u00f3ng milimet d\u1ec5 b\u1ecb h\u1ea5p th\u1ee5 b\u1edfi kh\u00ed quy\u1ec3n, \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u1edfi oxy v\u00e0 h\u01a1i n\u01b0\u1edbc, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng suy gi\u1ea3m t\u00edn hi\u1ec7u \u0111\u00e1ng k\u1ec3 v\u00e0 ph\u1ea1m vi ph\u1ee7 s\u00f3ng b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n

\u0110\u1ec3 v\u01b0\u1ee3t qua nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y, Chip RF<\/strong> \u0111\u1ec3 \u1ee9ng d\u1ee5ng trong d\u1ea3i t\u1ea7n s\u1ed1 s\u00f3ng milimet ph\u1ea3i t\u00edch h\u1ee3p c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn. Th\u00f4ng qua vi\u1ec7c t\u00edch h\u1ee3p Massive MIMO<\/strong>, c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u1ecbnh h\u01b0\u1edbng ch\u00f9m s\u00f3ng ch\u00ednh x\u00e1c h\u01a1n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng ch\u00f9m s\u00f3ng m\u1ed9t c\u00e1ch linh ho\u1ea1t theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 tr\u00e1nh ch\u01b0\u1edbng ng\u1ea1i v\u1eadt ho\u1eb7c t\u1eadn d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng ph\u1ea3n x\u1ea1 \u0111\u1ec3 ti\u1ebfp c\u1eadn b\u1ed9 thu. Ngo\u00e0i ra, b\u1ed9 khu\u1ebfch \u0111\u1ea1i ti\u1ebfng \u1ed3n th\u1ea5p<\/strong> (LNAs) trong Chip RF<\/strong> ph\u1ea3i li\u00ean t\u1ee5c gi\u1ea3m h\u1ec7 s\u1ed1 nhi\u1ec5u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c t\u00edn hi\u1ec7u y\u1ebfu, ngay c\u1ea3 sau khi b\u1ecb suy hao \u0111\u01b0\u1eddng truy\u1ec1n \u0111\u00e1ng k\u1ec3, v\u1eabn \u0111\u01b0\u1ee3c thu v\u00e0 khu\u1ebfch \u0111\u1ea1i hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

T\u01b0\u01a1ng lai c\u1ee7a b\u1ed9 ti\u1ec1n x\u1eed l\u00fd RF trong 6G: Kh\u1ea3 n\u0103ng t\u00e1i c\u1ea5u h\u00ecnh v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng<\/strong><\/strong><\/h5>\n\n\n\n

Trong b\u1ed1i c\u1ea3nh n\u1ed7 l\u1ef1c th\u00fac \u0111\u1ea9y 6G<\/strong> C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7, nhu c\u1ea7u v\u1ec1 Chip RF<\/strong> c\u00f3 th\u1ec3 th\u00edch \u1ee9ng v\u1edbi nhi\u1ec1u d\u1ea3i t\u1ea7n s\u1ed1 v\u00e0 c\u00f4ng ngh\u1ec7 h\u01a1n. 6G<\/strong> h\u01b0\u1edbng t\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng to\u00e0n d\u1ea3i t\u1ea7n, trong \u0111\u00f3 c\u00e1c thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i li\u1ec1n m\u1ea1ch gi\u1eefa c\u00e1c d\u1ea3i t\u1ea7n Sub-6 GHz, s\u00f3ng milimet v\u00e0 truy\u1ec1n th\u00f4ng v\u1ec7 tinh, \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng t\u00e1i c\u1ea5u h\u00ecnh cao Chip RF<\/strong> c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ea3i t\u1ea7n s\u1ed1 v\u00e0 ti\u00eau chu\u1ea9n truy\u1ec1n th\u00f4ng kh\u00e1c nhau. Nhu c\u1ea7u n\u00e0y \u0111ang th\u00fac \u0111\u1ea9y Chip RF<\/strong> c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 v\u00f4 tuy\u1ebfn \u0111\u1ecbnh ngh\u0129a b\u1eb1ng ph\u1ea7n m\u1ec1m (SDR) v\u00e0 b\u1ed9 l\u1ecdc c\u00f3 th\u1ec3 t\u00e1i c\u1ea5u h\u00ecnh.<\/p>\n\n\n\n

H\u01a1n n\u1eefa, hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u1eabn l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c quan tr\u1ecdng \u0111\u1ed1i v\u1edbi Chip RF<\/strong> trong c\u00f4ng ngh\u1ec7 6G. Vi\u1ec7c ng\u00e0y c\u00e0ng s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i c\u00e1c m\u1ea3ng \u0103ng-ten quy m\u00f4 l\u1edbn trong s\u00f3ng milimet<\/strong> vi\u1ec7c truy\u1ec1n th\u00f4ng d\u1eabn \u0111\u1ebfn m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng cao h\u01a1n. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u \u0111i\u1ec1u n\u00e0y, Chip RF<\/strong> \u0111ang nghi\u00ean c\u1ee9u c\u00e1c k\u1ef9 thu\u1eadt nh\u01b0 theo d\u00f5i bi\u00ean \u0111\u1ed9 (ET) v\u00e0 b\u00f9 m\u00e9o d\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1 (DPD) nh\u1eb1m n\u00e2ng cao hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng. K\u1ef9 thu\u1eadt ET \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p ngu\u1ed3n c\u1ee7a b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t m\u1ed9t c\u00e1ch linh ho\u1ea1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec3m hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, trong khi k\u1ef9 thu\u1eadt DPD kh\u1eafc ph\u1ee5c hi\u1ec7n t\u01b0\u1ee3ng m\u00e9o d\u1ea1ng phi tuy\u1ebfn trong b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t, gi\u00fap ch\u00fang c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng g\u1ea7n m\u1ee9c b\u00e3o h\u00f2a m\u00e0 kh\u00f4ng g\u00e2y ra m\u00e9o d\u1ea1ng qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn: Chip RF \u2013 Tr\u00e1i tim c\u1ee7a c\u00f4ng ngh\u1ec7 6G<\/strong><\/strong><\/h5>\n\n\n\n

Vi\u1ec7c t\u00edch h\u1ee3p Massive MIMO<\/strong> v\u00e0 s\u00f3ng milimet<\/strong> c\u00f4ng ngh\u1ec7 \u0111ang thay \u0111\u1ed5i Chip RF<\/strong> t\u1eeb c\u00e1c linh ki\u1ec7n th\u1ee5 \u0111\u1ed9ng tr\u1edf th\u00e0nh tr\u00e1i tim ch\u1ee7 \u0111\u1ed9ng, th\u00f4ng minh c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng th\u1ebf h\u1ec7 m\u1edbi. Nh\u01b0 Chip RF<\/strong> n\u1ebfu ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, ch\u00fang kh\u00f4ng ch\u1ec9 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u c\u1ee7a 5G m\u00e0 c\u00f2n m\u1edf \u0111\u01b0\u1eddng cho 6G<\/strong> kh\u1ea3 n\u0103ng truy\u1ec1n th\u00f4ng to\u00e0n d\u1ea3i t\u1ea7n, \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p v\u00e0 t\u1ed1c \u0111\u1ed9 cao. Nh\u1eefng ti\u1ebfn b\u1ed9 trong Chip RF<\/strong> s\u1ebd th\u00fac \u0111\u1ea9y s\u1ef1 \u0111\u1ed5i m\u1edbi trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p, t\u1eeb \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng \u0111\u1ebfn xe t\u1ef1 h\u00e0nh, IoT c\u00f4ng nghi\u1ec7p v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n\n\n\n

T\u01b0\u01a1ng lai c\u1ee7a truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y v\u00f4 c\u00f9ng h\u1ee9a h\u1eb9n, v\u1edbi Chip RF<\/strong> \u0111i \u0111\u1ea7u trong nh\u1eefng ti\u1ebfn b\u1ed9 n\u00e0y. Cho d\u00f9 l\u00e0 th\u00f4ng qua vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng, m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p cao h\u01a1n hay t\u00ednh linh ho\u1ea1t \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, Chip RF<\/strong> s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c hi\u1ec7n th\u1ef1c h\u00f3a m\u1ed9t th\u1ebf gi\u1edbi si\u00eau k\u1ebft n\u1ed1i.<\/p>","protected":false},"excerpt":{"rendered":"

In wireless communication systems, the RF front-end has always played a critical role as the “gatekeeper” of signals, connecting antennas to baseband processing units. It is responsible for essential tasks such as signal amplification, filtering, and frequency conversion, directly impacting communication quality and efficiency. From the discrete components of the 2G era to the highly […]<\/p>\n","protected":false},"author":1,"featured_media":1486,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,31],"tags":[36],"class_list":["post-1485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-insights","category-blog","tag-yvette-wu"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/comments?post=1485"}],"version-history":[{"count":1,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1485\/revisions"}],"predecessor-version":[{"id":1487,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1485\/revisions\/1487"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media\/1486"}],"wp:attachment":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media?parent=1485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/categories?post=1485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/tags?post=1485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}