{"id":1442,"date":"2025-10-14T02:30:28","date_gmt":"2025-10-14T02:30:28","guid":{"rendered":"https:\/\/www.wallisemi.com\/?p=1442"},"modified":"2025-10-15T02:31:58","modified_gmt":"2025-10-15T02:31:58","slug":"thiet-ke-tu-chu-va-cac-cong-nghe-cot-loi-cua-chip-rf-danh-cho-he-thong-dinh-vi-da-che-do-va-he-thong-song-milimet","status":"publish","type":"post","link":"https:\/\/www.wallisemi.com\/vi\/blog\/industry-insights\/autonomous-design-and-key-technologies-of-rf-chips-for-multi-mode-navigation-and-millimeter-wave-systems\/","title":{"rendered":"Thi\u1ebft k\u1ebf t\u1ef1 ch\u1ee7 v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i c\u1ee7a chip t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF) d\u00e0nh cho h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb \u0111a ch\u1ebf \u0111\u1ed9 v\u00e0 h\u1ec7 th\u1ed1ng s\u00f3ng milimet"},"content":{"rendered":"

C\u00e1c chip RF \u0111\u00f3ng vai tr\u00f2 l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng v\u00e0 \u0111\u1ecbnh v\u1ecb kh\u00f4ng d\u00e2y hi\u1ec7n \u0111\u1ea1i, tr\u1ef1c ti\u1ebfp quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 nh\u1ea1y, kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u v\u00e0 m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. V\u1edbi vi\u1ec7c tri\u1ec3n khai m\u1ea1ng l\u01b0\u1edbi to\u00e0n di\u1ec7n c\u1ee7a H\u1ec7 th\u1ed1ng \u0110\u1ecbnh v\u1ecb BeiDou c\u1ee7a Trung Qu\u1ed1c v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a truy\u1ec1n th\u00f4ng s\u00f3ng milimet 5G, nhu c\u1ea7u v\u1ec1 c\u00e1c chip RF c\u00f3 hi\u1ec7u su\u1ea5t cao v\u00e0 \u0111\u1ed9 t\u1ef1 ch\u1ee7 cao \u0111ang gia t\u0103ng. B\u00e0i vi\u1ebft n\u00e0y t\u00ecm hi\u1ec3u v\u1ec1 l\u1ed9 tr\u00ecnh tri\u1ec3n khai v\u00e0 c\u00e1c th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt c\u1ee7a chip RF trong ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng, thi\u1ebft k\u1ebf m\u1ea1ch ch\u00ednh v\u00e0 t\u1ed1i \u01b0u h\u00f3a t\u00edch h\u1ee3p, t\u1eadp trung v\u00e0o c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh trong h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb v\u00e0 h\u1ec7 th\u1ed1ng s\u00f3ng milimet.<\/p>\n\n\n\n

1. <\/strong>\u1ee8ng d\u1ee5ng v\u00e0 thi\u1ebft k\u1ebf t\u1ef1 \u0111\u1ed9ng c\u1ee7a chip RF trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb<\/strong><\/strong><\/h5>\n\n\n\n

Trong c\u1ea3 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb d\u00e2n s\u1ef1 v\u00e0 qu\u00e2n s\u1ef1, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch \u0111a ch\u1ebf \u0111\u1ed9 (nh\u01b0 BeiDou, GPS, GLONASS, Galileo) \u0111\u00e3 tr\u1edf th\u00e0nh xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n. C\u00e1c b\u1ed9 thu \u0111\u1ecbnh v\u1ecb truy\u1ec1n th\u1ed1ng ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o chip n\u01b0\u1edbc ngo\u00e0i, d\u1eabn \u0111\u1ebfn c\u00e1c r\u1ee7i ro v\u1ec1 chu\u1ed7i cung \u1ee9ng v\u00e0 an ninh k\u1ef9 thu\u1eadt. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c vi\u1ec7n nghi\u00ean c\u1ee9u trong n\u01b0\u1edbc \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t chip RF \u0111\u1ecbnh v\u1ecb (RFIC) t\u00edch h\u1ee3p cao, ho\u00e0n to\u00e0n t\u1ef1 ch\u1ee7 b\u1eb1ng c\u00f4ng ngh\u1ec7 RF-CMOS, t\u00edch h\u1ee3p c\u00e1c m\u00f4-\u0111un nh\u01b0 b\u1ed9 khu\u1ebfch \u0111\u1ea1i ti\u1ebfng \u1ed3n th\u1ea5p (LNA), b\u1ed9 tr\u1ed9n, b\u1ed9 l\u1ecdc ph\u1ee9c t\u1ea1p, b\u1ed9 khu\u1ebfch \u0111\u1ea1i \u0111\u1ed9 l\u1ee3i bi\u1ebfn \u0111\u1ed5i (VGA) v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ADC, t\u1ea1o ra m\u1ed9t chu\u1ed7i x\u1eed l\u00fd t\u00edn hi\u1ec7u ho\u00e0n ch\u1ec9nh t\u1eeb RF \u0111\u1ebfn t\u1ea7n s\u1ed1 trung gian k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n\n\n\n

Con chip RF n\u00e0y \u00e1p d\u1ee5ng ki\u1ebfn tr\u00fac t\u1ea7n s\u1ed1 trung gian th\u1ea5p (LIF) chuy\u1ec3n \u0111\u1ed5i xu\u1ed1ng m\u1ed9t giai \u0111o\u1ea1n, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c m\u1ea1ch ngo\u1ea1i vi \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng. LNA, l\u00e0 giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a chu\u1ed7i thu, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 nhi\u1ec5u v\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p tr\u1edf kh\u00e1ng. Thi\u1ebft k\u1ebf s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac cu\u1ed9n c\u1ea3m suy gi\u1ea3m ngu\u1ed3n k\u1ebft h\u1ee3p v\u1edbi m\u1ea1ng ph\u00f9 h\u1ee3p \u0111i\u1ec7n dung-\u0111i\u1ec7n c\u1ea3m \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ph\u00f9 h\u1ee3p \u0111\u1ea7u v\u00e0o 50\u03a9 \u0111\u1ed3ng th\u1eddi t\u1ed1i \u01b0u h\u00f3a h\u1ec7 s\u1ed1 nhi\u1ec5u xu\u1ed1ng d\u01b0\u1edbi 2 dB. H\u1ec7 s\u1ed1 nhi\u1ec5u t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng d\u01b0\u1edbi 4 dB, gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 nh\u1ea1y c\u1ee7a b\u1ed9 thu.<\/p>\n\n\n\n

Ngo\u00e0i ra, b\u1ed9 l\u1ecdc t\u1ea7n s\u1ed1 trung gian s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac b\u1ed9 l\u1ecdc ph\u1ee9c Chebyshev Gm-C b\u1eadc n\u0103m, cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 s\u1ed1 khu\u1ebfch \u0111\u1ea1i, t\u1ea7n s\u1ed1 trung t\u00e2m v\u00e0 b\u0103ng th\u00f4ng th\u00f4ng qua \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n dung. C\u1ea5u tr\u00fac n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 lo\u1ea1i b\u1ecf t\u00edn hi\u1ec7u ph\u1ea3n x\u1ea1 (IMRR) tr\u00ean 40 dB v\u1edbi b\u0103ng th\u00f4ng 4 MHz v\u00e0 \u0111\u1ed9 ph\u1eb3ng d\u1ea3i th\u00f4ng l\u00e0 0,55 dB, t\u1eeb \u0111\u00f3 n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u v\u00e0 ch\u1ecdn l\u1ecdc t\u00edn hi\u1ec7u c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

2. <\/strong>Vi\u1ec7c t\u00edch h\u1ee3p v\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a chip RF trong c\u00e1c th\u00e0nh ph\u1ea7n thu ph\u00e1t b\u0103ng t\u1ea7n W<\/strong><\/strong><\/h5>\n\n\n\n

\u1ede d\u1ea3i t\u1ea7n s\u1ed1 s\u00f3ng milimet, \u0111\u1eb7c bi\u1ec7t l\u00e0 d\u1ea3i t\u1ea7n W (75\u2013110 GHz), vi\u1ec7c thi\u1ebft k\u1ebf chip RF ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c nh\u01b0 t\u1ea7n s\u1ed1 cao h\u01a1n, b\u01b0\u1edbc s\u00f3ng ng\u1eafn h\u01a1n v\u00e0 t\u1ed5n th\u1ea5t truy\u1ec1n d\u1eabn l\u1edbn h\u01a1n. V\u00ed d\u1ee5, trong m\u1ed9t radar tr\u00e1nh va ch\u1ea1m 77 GHz, c\u00e1c th\u00e0nh ph\u1ea7n thu ph\u00e1t (T\/R) c\u1ea7n ph\u1ea3i c\u00f3 \u0111\u1ed9 l\u1ee3i cao, \u0111\u1ed9 nhi\u1ec5u th\u1ea5p, t\u1ed1c \u0111\u1ed9 chuy\u1ec3n m\u1ea1ch nhanh v\u00e0 m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p cao. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c chip RF SOC 2 b\u1ed9 ph\u00e1t 4 b\u1ed9 thu do trong n\u01b0\u1edbc ph\u00e1t tri\u1ec3n \u0111\u00e3 m\u1edf ra m\u1ed9t con \u0111\u01b0\u1eddng kh\u1ea3 thi \u0111\u1ec3 thu nh\u1ecf v\u00e0 gi\u1ea3m chi ph\u00ed cho c\u00e1c b\u1ed9 thu s\u00f3ng radar s\u00f3ng milimet.<\/p>\n\n\n\n

C\u00e1c chip RF n\u00e0y t\u00edch h\u1ee3p c\u00e1c m\u00f4-\u0111un nh\u01b0 b\u1ed9 khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t, b\u1ed9 khu\u1ebfch \u0111\u1ea1i ti\u1ebfng \u1ed3n th\u1ea5p, b\u1ed9 tr\u1ed9n, b\u1ed9 d\u1ecbch pha v\u00e0 b\u1ed9 t\u1ed5ng h\u1ee3p t\u1ea7n s\u1ed1, h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi \u0111a k\u00eanh. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u t\u1ea7n s\u1ed1 cao, c\u00e1c chip \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c c\u1ea5u tr\u00fac k\u1ebft n\u1ed1i RF hi\u1ec7u su\u1ea5t cao, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ea7u d\u00f2 \u1ed1ng d\u1eabn s\u00f3ng-d\u1ea3i vi s\u00f3ng, c\u00e1c \u0111i\u1ec3m chuy\u1ec3n ti\u1ebfp d\u1ecdc v\u00e0 c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u1eeb BGA sang \u0111\u01b0\u1eddng truy\u1ec1n d\u1ea3i vi s\u00f3ng. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac \u0111\u1ea7u d\u00f2 v\u00e0 t\u00edch h\u1ee3p c\u00e1c b\u1ec1 m\u1eb7t ng\u1eafn m\u1ea1ch, c\u00e1c thi\u1ebft k\u1ebf n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t b\u0103ng th\u00f4ng r\u1ed9ng v\u1edbi t\u1ed5n th\u1ea5t ch\u00e8n <0,2 dB v\u00e0 t\u1ed5n th\u1ea5t ph\u1ea3n x\u1ea1 t\u1ed1t h\u01a1n \u201320 dB trong d\u1ea3i t\u1ea7n s\u1ed1 72\u201382 GHz, gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

3. <\/strong>C\u00e1c c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i ph\u1ed5 bi\u1ebfn trong thi\u1ebft k\u1ebf chip RF<\/strong><\/strong><\/h5>\n\n\n\n

D\u00f9 l\u00e0 \u0111\u1ed1i v\u1edbi chip \u0111\u1ecbnh v\u1ecb hay chip RF s\u00f3ng milimet, c\u00e1c n\u1ed7 l\u1ef1c thi\u1ebft k\u1ebf th\u01b0\u1eddng t\u1eadp trung v\u00e0o c\u00e1c kh\u00eda c\u1ea1nh c\u1ed1t l\u00f5i sau:<\/p>\n\n\n\n

\u0110\u1ed9 \u1ed3n th\u1ea5p v\u00e0 \u0111\u1ed9 tuy\u1ebfn t\u00ednh cao<\/strong>
M\u1ea1ch khu\u1ebfch \u0111\u1ea1i tuy\u1ebfn t\u00ednh (LNA), v\u1edbi vai tr\u00f2 l\u00e0 c\u1ea5p khu\u1ebfch \u0111\u1ea1i \u0111\u1ea7u ti\u00ean, quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 nh\u1ea1y c\u1ee7a h\u1ec7 th\u1ed1ng, trong khi \u0111\u1ed9 tuy\u1ebfn t\u00ednh c\u1ee7a m\u1ea1ch khu\u1ebfch \u0111\u1ea1i VGA v\u00e0 m\u1ea1ch khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t \u1edf c\u1ea5p cu\u1ed1i (v\u00ed d\u1ee5: OIP3) \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1ea3i \u0111\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u c\u1ee7a h\u1ec7 th\u1ed1ng. Th\u00f4ng qua vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a h\u1ec7 s\u1ed1 khu\u1ebfch \u0111\u1ea1i theo c\u1ea5u tr\u00fac n\u1ed1i ti\u1ebfp v\u00e0 c\u01a1 ch\u1ebf ph\u1ea3n h\u1ed3i \u00e2m, c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 nhi\u1ec5u v\u00e0 \u0111\u1ed9 tuy\u1ebfn t\u00ednh.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc v\u00e0 lo\u1ea1i b\u1ecf h\u00ecnh \u1ea3nh<\/strong>
C\u00e1c b\u1ed9 l\u1ecdc ph\u1ee9c t\u1ea1p \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ki\u1ebfn tr\u00fac t\u1ea7n s\u1ed1 trung b\u00ecnh-th\u1ea5p, v\u1edbi kh\u1ea3 n\u0103ng lo\u1ea1i b\u1ecf t\u00edn hi\u1ec7u ngo\u00e0i d\u1ea3i t\u1ea7n v\u00e0 \u0111\u1ed9 ph\u1eb3ng d\u1ea3i th\u00f4ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u. C\u1ea5u tr\u00fac Chebyshev, v\u1edbi d\u1ea3i chuy\u1ec3n ti\u1ebfp d\u1ed1c, \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i v\u00e0 \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn th\u00eam b\u1eb1ng c\u00e1c m\u00f4-\u0111un hi\u1ec7u chu\u1ea9n tr\u01b0\u1edbc \u0111\u1ec3 n\u00e2ng cao h\u1ec7 s\u1ed1 IMRR.<\/p>\n\n\n\n

T\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng v\u00e0 T\u01b0\u01a1ng th\u00edch \u0111i\u1ec7n t\u1eeb<\/strong>
C\u00e1c chip RF t\u00edch h\u1ee3p cao k\u1ebft h\u1ee3p c\u00e1c m\u1ea1ch t\u01b0\u01a1ng t\u1ef1 v\u00e0 k\u1ef9 thu\u1eadt s\u1ed1, v\u00e0 nhi\u1ec5u chuy\u1ec3n m\u1ea1ch k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t RF th\u00f4ng qua hi\u1ec7n t\u01b0\u1ee3ng gh\u00e9p n\u1ed1i n\u1ec1n. C\u00e1c k\u1ef9 thu\u1eadt nh\u01b0 v\u00f2ng b\u1ea3o v\u1ec7, v\u00f9ng ngu\u1ed3n \u0111\u1ed9c l\u1eadp v\u00e0 c\u00e1ch ly N-well s\u00e2u trong thi\u1ebft k\u1ebf m\u1ea1ch c\u00f3 th\u1ec3 hi\u1ec7u qu\u1ea3 trong vi\u1ec7c gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng gh\u00e9p n\u1ed1i nhi\u1ec5u v\u00e0 n\u00e2ng cao \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh v\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi \u1ee9ng d\u1ee5ng<\/strong>
C\u00e1c chip RF hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng h\u1ed7 tr\u1ee3 giao di\u1ec7n SPI ho\u1eb7c I\u00b2C, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9ng m\u1ee9c khu\u1ebfch \u0111\u1ea1i, b\u0103ng th\u00f4ng v\u00e0 ch\u1ebf \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c nhu c\u1ea7u \u0111a d\u1ea1ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb \u0111a ch\u1ebf \u0111\u1ed9 ho\u1eb7c h\u1ec7 th\u1ed1ng radar.<\/p>\n\n\n\n

4. <\/strong>K\u1ebft lu\u1eadn v\u00e0 Tri\u1ec3n v\u1ecdng<\/strong><\/strong><\/h5>\n\n\n\n

C\u00e1c chip RF \u0111\u00f3ng vai tr\u00f2 l\u00e0 \u201cc\u1ea3m quan\u201d v\u00e0 \u201cti\u1ebfng n\u00f3i\u201d c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng kh\u00f4ng d\u00e2y, v\u1edbi hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n th\u00f4ng, \u0111\u1ecbnh v\u1ecb, radar v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. Hi\u1ec7n nay, c\u00e1c chip RF n\u1ed9i \u0111\u1ecba trong l\u0129nh v\u1ef1c \u0111\u1ecbnh v\u1ecb v\u00e0 s\u00f3ng milimet \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3, \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 t\u1ef1 ch\u1ee7 to\u00e0n di\u1ec7n t\u1eeb thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac v\u00e0 t\u1ed1i \u01b0u h\u00f3a m\u1ea1ch \u0111\u1ebfn t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng. Trong t\u01b0\u01a1ng lai, khi c\u00e1c n\u00fat quy tr\u00ecnh ti\u1ebfp t\u1ee5c thu nh\u1ecf, c\u00e1c c\u00f4ng ngh\u1ec7 \u0111\u00f3ng g\u00f3i nh\u01b0 SiP v\u00e0 3D-IC ph\u00e1t tri\u1ec3n, c\u00f9ng v\u1edbi vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 thi\u1ebft k\u1ebf h\u1ed7 tr\u1ee3 b\u1edfi AI, chip RF s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u1ed9t ph\u00e1 \u1edf t\u1ea7n s\u1ed1 cao h\u01a1n, ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n v\u00e0 tr\u00ed tu\u1ec7 m\u1ea1nh m\u1ebd h\u01a1n, cung c\u1ea5p s\u1ef1 h\u1ed7 tr\u1ee3 v\u1eefng ch\u1eafc cho c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng v\u00e0 nh\u1eadn th\u1ee9c \u0111\u1ed9c l\u1eadp v\u00e0 c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t c\u1ee7a Trung Qu\u1ed1c.<\/p>","protected":false},"excerpt":{"rendered":"

RF chips serve as the core component in modern wireless communication and navigation systems, directly determining the sensitivity, anti-jamming capability, and integration level of the entire system. With the comprehensive networking of China\u2019s BeiDou Navigation System and the rapid development of 5G millimeter-wave communication, the demand for high-performance and highly autonomous RF chips is increasing. […]<\/p>\n","protected":false},"author":1,"featured_media":1400,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,31],"tags":[36],"class_list":["post-1442","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\/1442","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=1442"}],"version-history":[{"count":1,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1442\/revisions"}],"predecessor-version":[{"id":1443,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1442\/revisions\/1443"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media\/1400"}],"wp:attachment":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media?parent=1442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/categories?post=1442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/tags?post=1442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}