{"id":1307,"date":"2025-10-06T17:32:11","date_gmt":"2025-10-06T17:32:11","guid":{"rendered":"https:\/\/www.wallisemi.com\/?p=1307"},"modified":"2025-10-07T17:33:01","modified_gmt":"2025-10-07T17:33:01","slug":"tai-sao-chip-rf-lai-dat-nhu-vay","status":"publish","type":"post","link":"https:\/\/www.wallisemi.com\/vi\/blog\/industry-insights\/why-are-rf-chips-so-expensive\/","title":{"rendered":"T\u1ea1i sao chip RF l\u1ea1i \u0111\u1eaft \u0111\u1ebfn v\u1eady?"},"content":{"rendered":"<p><strong>Chip RF kh\u00f4ng ph\u1ea3i nh\u01b0 b\u1ea1n ngh\u0129<\/strong><\/p>\n\n\n\n<p><strong>T\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF)<\/strong><br>T\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn l\u00e0 d\u1ea3i t\u1ea7n s\u1ed1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y, tr\u1ea3i d\u00e0i t\u1eeb 300 kHz \u0111\u1ebfn 300 GHz.<\/p>\n\n\n\n<p><strong>Chip t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RFIC)<\/strong><br>Chip RF l\u00e0 c\u00e1c m\u1ea1ch t\u00edch h\u1ee3p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu nh\u1eadn ho\u1eb7c truy\u1ec1n t\u00edn hi\u1ec7u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn v\u00e0 x\u1eed l\u00fd ch\u00fang. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 truy\u1ec1n th\u00f4ng di \u0111\u1ed9ng, truy\u1ec1n th\u00f4ng v\u1ec7 tinh, h\u1ec7 th\u1ed1ng radar, RFID (Nh\u1eadn d\u1ea1ng t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn), c\u1ea3m bi\u1ebfn v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c.<\/p>\n\n\n\n<p><strong>M\u1ea1ch RF: M\u1ed9t nh\u00e1nh c\u1ee7a m\u1ea1ch t\u01b0\u01a1ng t\u1ef1 trong d\u1ea3i t\u1ea7n s\u1ed1 cao<\/strong><br>C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u0110\u1ecbnh lu\u1eadt Moore, \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c m\u1ea1ch \u0111i\u1ec7n v\u00e0 chip ng\u00e0y c\u00e0ng t\u0103ng. C\u00e1c hi\u1ec7n t\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb \u1edf t\u1ea7n s\u1ed1 cao b\u1eaft \u0111\u1ea7u g\u00e2y lo ng\u1ea1i do ch\u00fang g\u00e2y nhi\u1ec5u cho ph\u1ea7n c\u1ee9ng.<\/p>\n\n\n\n<p>N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, trong c\u00e1c m\u1ea1ch RF, c\u00e1c linh ki\u1ec7n l\u00fd t\u01b0\u1edfng nh\u01b0 \u0111i\u1ec7n tr\u1edf, t\u1ee5 \u0111i\u1ec7n v\u00e0 cu\u1ed9n c\u1ea3m kh\u00f4ng c\u00f2n ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n gi\u1ed1ng nh\u01b0 c\u00e1c m\u00f4 h\u00ecnh l\u00fd thuy\u1ebft c\u1ee7a ch\u00fang. Tr\u00ean th\u1ef1c t\u1ebf, \u0111i\u1ec7n tr\u1edf kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 \u0111i\u1ec7n tr\u1edf, t\u1ee5 \u0111i\u1ec7n kh\u00f4ng ch\u1ec9 l\u00e0 t\u1ee5 \u0111i\u1ec7n, cu\u1ed9n c\u1ea3m kh\u00f4ng ch\u1ec9 l\u00e0 cu\u1ed9n c\u1ea3m, v\u00e0 ngay c\u1ea3 d\u00e2y d\u1eabn c\u0169ng kh\u00f4ng c\u00f2n ch\u1ec9 l\u00e0 nh\u1eefng ch\u1ea5t d\u1eabn \u0111i\u1ec7n \u0111\u01a1n thu\u1ea7n. C\u00e1c linh ki\u1ec7n n\u00e0y kh\u00f4ng ch\u1ec9 ch\u1ecbu \u1ea3nh h\u01b0\u1edfng t\u1eeb t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t m\u00e0 c\u00f2n b\u1edfi s\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a ch\u00fang v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb xung quanh.<\/p>\n\n\n\n<p>T\u1ea7n su\u1ea5t c\u00e0ng cao, t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y c\u00e0ng l\u1edbn.<\/p>\n\n\n\n<p><strong>Thi\u1ebft k\u1ebf chip RF kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u00f4 ph\u1ecfng linh ki\u1ec7n<\/strong><br>Vi\u1ec7c thi\u1ebft k\u1ebf chip RF kh\u00f4ng th\u1ec3 ch\u1ec9 d\u1ef1a v\u00e0o c\u00e1c m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc d\u00e0nh cho t\u1eebng th\u00e0nh ph\u1ea7n ri\u00eang l\u1ebb. Thay v\u00e0o \u0111\u00f3, c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf chip RF ph\u1ea3i x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh \u0111i\u1ec7n t\u1eeb cho to\u00e0n b\u1ed9 m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb ba chi\u1ec1u \u1edf t\u1ea7n s\u1ed1 cao.<\/p>\n\n\n\n<p><strong>S\u1ef1 ph\u1ee9c t\u1ea1p ng\u00e0y c\u00e0ng t\u0103ng trong thi\u1ebft k\u1ebf chip RF<\/strong><br>C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111i\u1ec7n t\u1eed, m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p m\u1ea1ch v\u00e0 t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng ng\u00e0y c\u00e0ng t\u0103ng. Vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt m\u00f4 ph\u1ecfng tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb ti\u00ean ti\u1ebfn h\u01a1n \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n v\u00e0 ph\u00e2n t\u00edch ch\u00ednh x\u00e1c c\u00e1c th\u00f4ng s\u1ed1 k\u00fd sinh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t m\u1ea1ch \u0111\u00e3 tr\u1edf n\u00ean v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft. \u0110\u00e2y v\u1eabn l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn \u0111\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 thi\u1ebft k\u1ebf RF.<\/p>","protected":false},"excerpt":{"rendered":"<p>RF Chips Are Not What You Think They Are Radio Frequency (RF)Radio frequency refers to the frequency range used for wireless communication, which spans from 300 kHz to 300 GHz. RF Chips (RFIC)RF chips are integrated circuits designed to receive or transmit radio frequency signals and process them. They are used in applications such as [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1306,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,31],"tags":[36],"class_list":["post-1307","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\/1307","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=1307"}],"version-history":[{"count":1,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1307\/revisions"}],"predecessor-version":[{"id":1308,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/posts\/1307\/revisions\/1308"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media\/1306"}],"wp:attachment":[{"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/media?parent=1307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/categories?post=1307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wallisemi.com\/vi\/wp-json\/wp\/v2\/tags?post=1307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}