{"id":23314,"date":"2025-05-03T15:02:29","date_gmt":"2025-05-03T08:02:29","guid":{"rendered":"https:\/\/kawasan.vn\/?p=23314"},"modified":"2025-05-03T16:06:12","modified_gmt":"2025-05-03T09:06:12","slug":"phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song","status":"publish","type":"post","link":"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/","title":{"rendered":"PH\u00c2N BI\u1ec6T S\u1ef0 KH\u00c1C NHAU GI\u1eeeA C\u1ea2M \u1ee8NG H\u1ed2NG NGO\u1ea0I V\u00c0 C\u1ea2M \u1ee8NG VI S\u00d3NG"},"content":{"rendered":"<div class=\"relative\">\n<div class=\"prose text-pretty dark:prose-invert inline leading-normal break-words min-w-0 [word-break:break-word]\">\n<blockquote>\n<p class=\"my-0\">C\u00f4ng t\u1eafc c\u1ea3m \u1ee9ng t\u1ef1 b\u1eadt\/t\u1eaft \u0111\u00e8n l\u00e0 gi\u1ea3i ph\u00e1p th\u00f4ng minh gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n, t\u0103ng ti\u1ec7n nghi v\u00e0 an to\u00e0n cho gia \u0111\u00ecnh, c\u00f4ng tr\u00ecnh. Tuy nhi\u00ean, \u0111\u1ec3 ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u1ea3m \u1ee9ng ph\u00f9 h\u1ee3p, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay: <strong>c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR)<\/strong> and <strong>c\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave Radar)<\/strong>. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 so s\u00e1nh chi ti\u1ebft d\u1ef1a tr\u00ean th\u1ef1c t\u1ebf s\u1ea3n ph\u1ea9m c\u1ee7a Kawasan v\u00e0 kinh nghi\u1ec7m l\u1eafp \u0111\u1eb7t cho h\u00e0ng ng\u00e0n kh\u00e1ch h\u00e0ng.<\/p>\n<\/blockquote>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"1_Nguyen_ly_hoat_dong\"><\/span>1. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_69_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" >N\u1ed9i Dung B&agrave;i Vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#1_Nguyen_ly_hoat_dong\" title=\"1. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng\">1. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#2_So_sanh_chi_tiet_cac_dac_diem\" title=\"2. So s\u00e1nh chi ti\u1ebft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m\">2. So s\u00e1nh chi ti\u1ebft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#3_Uu_nhuoc_diem_tung_loai\" title=\"3. \u01afu nh\u01b0\u1ee3c \u0111i\u1ec3m t\u1eebng lo\u1ea1i\">3. \u01afu nh\u01b0\u1ee3c \u0111i\u1ec3m t\u1eebng lo\u1ea1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#Cam_ung_hong_ngoai_PIR\" title=\"C\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR)\">C\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#Cam_ung_vi_song_Microwave\" title=\"C\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave)\">C\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#4_Ung_dung_thuc_te\" title=\"4. \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf\">4. \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#5_Luu_y_khi_chon_mua_va_lap_dat\" title=\"5. L\u01b0u \u00fd khi ch\u1ecdn mua v\u00e0 l\u1eafp \u0111\u1eb7t\">5. L\u01b0u \u00fd khi ch\u1ecdn mua v\u00e0 l\u1eafp \u0111\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#6_Ket_luan\" title=\"6. K\u1ebft lu\u1eadn\">6. K\u1ebft lu\u1eadn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/kawasan.vn\/en\/phan-biet-su-khac-nhau-giua-cam-ung-hong-ngoai-va-cam-ung-vi-song\/#Dat_Mua\" title=\"\u0110\u1eb7t Mua:\">\u0110\u1eb7t Mua:<\/a><\/li><\/ul><\/nav><\/div>\n\n<figure style=\"width: 585px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/phan_biet_cam_ung_vi_song_va_cam-ung_hong_ngoai_1.jpg\" alt=\"Ph\u00e2n bi\u1ec7t \u0111ui \u0111\u00e8n c\u1ea3m \u1ee9ng vi \u00f3ng v\u00e0 \u0111ui \u0111\u00e8n c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i\" width=\"585\" height=\"524\" \/><figcaption class=\"wp-caption-text\">Ph\u00e2n bi\u1ec7t \u0111ui \u0111\u00e8n c\u1ea3m \u1ee9ng vi \u00f3ng v\u00e0 \u0111ui \u0111\u00e8n c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i<\/figcaption><\/figure>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\"><strong>C\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR):<\/strong><br \/>\nPh\u00e1t hi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng d\u1ef1a tr\u00ean s\u1ef1 thay \u0111\u1ed5i th\u00e2n nhi\u1ec7t c\u1ee7a ng\u01b0\u1eddi ho\u1eb7c v\u1eadt th\u1ec3 ph\u00e1t ra tia h\u1ed3ng ngo\u1ea1i. Khi c\u00f3 ng\u01b0\u1eddi \u0111i v\u00e0o v\u00f9ng qu\u00e9t, c\u1ea3m bi\u1ebfn nh\u1eadn di\u1ec7n s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 v\u00e0 k\u00edch ho\u1ea1t \u0111\u00e8n.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\"><strong>C\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave Radar):<\/strong><br \/>\nPh\u00e1t s\u00f3ng radar t\u1ea7n s\u1ed1 cao (th\u01b0\u1eddng 5.8GHz), nh\u1eadn bi\u1ebft chuy\u1ec3n \u0111\u1ed9ng qua s\u1ef1 thay \u0111\u1ed5i t\u1ea7n s\u1ed1 s\u00f3ng ph\u1ea3n x\u1ea1. C\u00f3 th\u1ec3 xuy\u00ean qua v\u1eadt c\u1ea3n m\u1ecfng nh\u01b0 k\u00ednh, g\u1ed7, t\u01b0\u1eddng m\u1ecfng, nh\u1ef1a\u2026<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"2_So_sanh_chi_tiet_cac_dac_diem\"><\/span>2. So s\u00e1nh chi ti\u1ebft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure style=\"width: 598px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/phan_biet_cam_ung_vi_song_va_cam-ung_hong_ngoai.jpg\" alt=\"nghi\u00ean c\u1ee9u khoa h\u1ecdc m\u00e0 d\u1ef1a tr\u00ean c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e3 nghi\u00ean c\u1ee9u th\u1ef1c t\u1ebf\" width=\"598\" height=\"598\" \/><figcaption class=\"wp-caption-text\">Nghi\u00ean c\u1ee9u khoa h\u1ecdc m\u00e0 d\u1ef1a tr\u00ean c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e3 nghi\u00ean c\u1ee9u th\u1ef1c t\u1ebf<\/figcaption><\/figure>\n<div class=\"group relative\">\n<div class=\"w-full overflow-x-auto md:max-w-[90vw] border-borderMain\/50 ring-borderMain\/50 divide-borderMain\/50 dark:divide-borderMainDark\/50 dark:ring-borderMainDark\/50 dark:border-borderMainDark\/50 bg-transparent\">\n<table class=\"border-borderMain dark:border-borderMainDark my-[1em] w-full table-auto border\">\n<thead class=\"bg-offset dark:bg-offsetDark\">\n<tr>\n<th class=\"px-sm py-sm break-normal align-top\">\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th class=\"px-sm py-sm break-normal align-top\">C\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR)<\/th>\n<th class=\"px-sm py-sm break-normal align-top\">C\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>H\u00ecnh d\u00e1ng ngo\u00e0i<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">C\u00f3 k\u00ednh h\u1ed9i t\u1ee5 h\u00ecnh v\u1ea3y c\u00e1<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Kh\u00f4ng c\u00f3 k\u00ednh h\u1ed9i t\u1ee5<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>G\u00f3c qu\u00e9t<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">60\u00b0-110\u00b0 (1 m\u1eaft), 120\u00b0-160\u00b0 (3 m\u1eaft)<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">145\u00b0-180\u00b0<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>Kh\u1ea3 n\u0103ng xuy\u00ean v\u1eadt c\u1ea3n<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Kh\u00f4ng xuy\u00ean qua v\u1eadt c\u1ea3n<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Xuy\u00ean nh\u1ef1a, g\u1ed7, k\u00ednh, t\u01b0\u1eddng m\u1ecfng<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>H\u1ea1n ch\u1ebf g\u00f3c qu\u00e9t<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">C\u00f3 th\u1ec3 d\u00e1n b\u1edbt k\u00ednh h\u1ed9i t\u1ee5<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Kh\u00f4ng th\u1ec3, ch\u1ec9 ch\u1ec9nh gi\u1ea3m kho\u1ea3ng c\u00e1ch<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>Kho\u1ea3ng c\u00e1ch c\u1ea3m \u1ee9ng<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">2-6m (1 m\u1eaft), 2-10m (3 m\u1eaft), gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 cao<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">2-6m (th\u01b0\u1eddng), 2-10m (cao c\u1ea5p), c\u00f3 th\u1ec3 ch\u1ec9nh<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>\u1ea2nh h\u01b0\u1edfng nhi\u1ec7t \u0111\u1ed9<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">B\u1ecb \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u, \u0111\u1ed9 nh\u1ea1y gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 cao<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>\u0110\u1ed1i t\u01b0\u1ee3ng k\u00edch ho\u1ea1t<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Th\u00e2n nhi\u1ec7t ng\u01b0\u1eddi, s\u00fac v\u1eadt, c\u00e2y c\u1ed1i, r\u00e8m c\u1eeda, gi\u00f3, qu\u1ea1t<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">S\u00f3ng chuy\u1ec3n \u0111\u1ed9ng c\u01a1 th\u1ec3, s\u00fac v\u1eadt, s\u00f3ng radio, s\u00f3ng l\u00f2 vi s\u00f3ng, qu\u1ea1t h\u00fat, thi\u1ebft b\u1ecb ph\u00e1t s\u00f3ng g\u1ea7n<\/td>\n<\/tr>\n<tr>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\"><strong>\u1ee8ng d\u1ee5ng ph\u00f9 h\u1ee3p<\/strong><\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">Ph\u00f2ng nh\u1ecf, khu v\u1ef1c c\u1ea7n x\u00e1c \u0111\u1ecbnh chuy\u1ec3n \u0111\u1ed9ng r\u00f5 r\u00e0ng<\/td>\n<td class=\"border-borderMain px-sm dark:border-borderMainDark min-w-[48px] break-normal border\">H\u00e0nh lang, c\u1ea7u thang, kho, h\u1ea7m xe, khu v\u1ef1c r\u1ed9ng, xuy\u00ean v\u1eadt c\u1ea3n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"3_Uu_nhuoc_diem_tung_loai\"><\/span>3. \u01afu nh\u01b0\u1ee3c \u0111i\u1ec3m t\u1eebng lo\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"Cam_ung_hong_ngoai_PIR\"><\/span>C\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"my-0\"><strong>\u01afu \u0111i\u1ec3m:<\/strong><\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">\u00cdt b\u1ecb nhi\u1ec5u s\u00f3ng t\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">C\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf g\u00f3c qu\u00e9t ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Gi\u00e1 th\u00e0nh h\u1ee3p l\u00fd, ph\u1ed5 bi\u1ebfn tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/p>\n<\/li>\n<\/ul>\n<p class=\"my-0\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">Kh\u00f4ng xuy\u00ean qua v\u1eadt c\u1ea3n, d\u1ec5 b\u1ecb che khu\u1ea5t.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">\u0110\u1ed9 nh\u1ea1y gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng cao.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">D\u1ec5 b\u1ecb b\u00e1o gi\u1ea3 b\u1edfi c\u00e2y c\u1ed1i, r\u00e8m c\u1eeda, gi\u00f3 l\u00f9a, th\u00fa c\u01b0ng.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"Cam_ung_vi_song_Microwave\"><\/span>C\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"my-0\"><strong>\u01afu \u0111i\u1ec3m:<\/strong><\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">Xuy\u00ean qua v\u1eadt c\u1ea3n m\u1ecfng, l\u1eafp \u1ea9n sau tr\u1ea7n\/th\u1ea1ch cao v\u1eabn ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">\u0110\u1ed9 nh\u1ea1y cao, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Ph\u00f9 h\u1ee3p cho kh\u00f4ng gian r\u1ed9ng, khu v\u1ef1c nhi\u1ec1u v\u1eadt c\u1ea3n.<\/p>\n<\/li>\n<\/ul>\n<p class=\"my-0\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">D\u1ec5 b\u1ecb nhi\u1ec5u b\u1edfi s\u00f3ng radio, l\u00f2 vi s\u00f3ng, thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ph\u00e1t s\u00f3ng m\u1ea1nh.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Kh\u00f4ng th\u1ec3 h\u1ea1n ch\u1ebf g\u00f3c qu\u00e9t, ch\u1ec9 c\u00f3 th\u1ec3 gi\u1ea3m kho\u1ea3ng c\u00e1ch c\u1ea3m \u1ee9ng.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Gi\u00e1 th\u00e0nh th\u01b0\u1eddng cao h\u01a1n lo\u1ea1i h\u1ed3ng ngo\u1ea1i.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"4_Ung_dung_thuc_te\"><\/span>4. \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\"><strong>\u0110\u00e8n c\u1ea7u thang, h\u00e0nh lang, l\u1ed1i \u0111i, h\u1ea7m \u0111\u1ec3 xe, ph\u00f2ng kho:<\/strong><br \/>\nN\u00ean \u01b0u ti\u00ean c\u1ea3m \u1ee9ng vi s\u00f3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e8n b\u1eadt ch\u00ednh x\u00e1c khi c\u00f3 ng\u01b0\u1eddi, k\u1ec3 c\u1ea3 khi b\u1ecb che khu\u1ea5t b\u1edfi v\u1eadt c\u1ea3n ho\u1eb7c l\u1eafp \u1ea9n trong tr\u1ea7n.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\"><strong>Ph\u00f2ng ng\u1ee7, ph\u00f2ng kh\u00e1ch, ph\u00f2ng l\u00e0m vi\u1ec7c nh\u1ecf:<\/strong><br \/>\nC\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i ph\u00f9 h\u1ee3p h\u01a1n do \u00edt nhi\u1ec5u, c\u00f3 th\u1ec3 gi\u1edbi h\u1ea1n v\u00f9ng qu\u00e9t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"5_Luu_y_khi_chon_mua_va_lap_dat\"><\/span>5. L\u01b0u \u00fd khi ch\u1ecdn mua v\u00e0 l\u1eafp \u0111\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">Ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u1ea3m \u1ee9ng ph\u00f9 h\u1ee3p v\u1edbi v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t v\u00e0 nhu c\u1ea7u s\u1eed d\u1ee5ng.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">\u0110\u1ecdc k\u1ef9 h\u01b0\u1edbng d\u1eabn, \u0111i\u1ec1u ch\u1ec9nh kho\u1ea3ng c\u00e1ch\/g\u00f3c qu\u00e9t ph\u00f9 h\u1ee3p \u0111\u1ec3 tr\u00e1nh b\u00e1o gi\u1ea3 ho\u1eb7c kh\u00f4ng \u0111\u1ee7 nh\u1ea1y.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">\u01afu ti\u00ean s\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng, c\u00f3 b\u1ea3o h\u00e0nh r\u00f5 r\u00e0ng nh\u01b0 Kawasan \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"mb-xs mt-5 text-base font-[525] first:mt-0\"><span class=\"ez-toc-section\" id=\"6_Ket_luan\"><\/span>6. K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"my-0\">Vi\u1ec7c ph\u00e2n bi\u1ec7t r\u00f5 gi\u1eefa c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i v\u00e0 c\u1ea3m \u1ee9ng vi s\u00f3ng s\u1ebd gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i thi\u1ebft b\u1ecb cho t\u1eebng v\u1ecb tr\u00ed trong nh\u00e0, ti\u1ebft ki\u1ec7m \u0111i\u1ec7n, t\u0103ng ti\u1ec7n nghi v\u00e0 an to\u00e0n. N\u1ebfu c\u00f2n b\u0103n kho\u0103n v\u1ec1 s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p, h\u00e3y li\u00ean h\u1ec7 v\u1edbi c\u00e1c \u0111\u1ea1i l\u00fd ho\u1eb7c t\u1ed5ng \u0111\u00e0i c\u1ee7a Kawasan \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chi ti\u1ebft v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u nh\u1ea5t cho ng\u00f4i nh\u00e0 c\u1ee7a b\u1ea1n.<\/p>\n<p class=\"my-0\"><strong>Tham kh\u1ea3o th\u00eam:<\/strong><\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">\u0110ui \u0111\u00e8n c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i SS682<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">\u0110ui \u0111\u00e8n c\u1ea3m \u1ee9ng vi s\u00f3ng RS686B<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">C\u00e1c s\u1ea3n ph\u1ea9m c\u00f4ng t\u1eafc c\u1ea3m \u1ee9ng, \u0111\u00e8n c\u1ea3m \u1ee9ng t\u1ef1 \u0111\u1ed9ng Kawasan<\/p>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Dat_Mua\"><\/span><strong>\u0110\u1eb7t Mua<\/strong><strong>:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng Ty CP SX TM DV Th\u1ebf B\u1ea3o l\u00e0 \u0111\u01a1n v\u1ecb h\u1eefu nh\u00e3n hi\u1ec7u Kawasan v\u00e0 Kawaled, ph\u00e1t tri\u1ec3n t\u1ea1i Vi\u1ec7t Nam t\u1eeb 2007, chuy\u00ean ph\u00e2n ph\u1ed1i s\u1ec9 l\u1ebb, hi\u1ec7n c\u00f3 c\u00e1c chi nh\u00e1nh ph\u00e2n ph\u1ed1i v\u00e0 \u0111\u1ea1i l\u00fd b\u00e1n h\u00e0ng tr\u00ean to\u00e0n qu\u1ed1c.<\/p>\n<p>Kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 t\u00ecm mua s\u1ea3n ph\u1ea9m t\u1ea1i c\u00e1c \u0111\u1ea1i l\u00fd thu\u1ed9c <a href=\"https:\/\/kawasan.vn\/en\/he-thong-phan-phoi\/\">H\u1ec6 TH\u1ed0NG PH\u00c2N PH\u1ed0I TO\u00c0N QU\u1ed0C<\/a> t\u1ea1i c\u00e1c t\u1ec9nh th\u00e0nh ho\u1eb7c c\u00f3 th\u1ec3 d\u1eb7t h\u00e0ng tr\u00ean website <a href=\"https:\/\/kawasan.vn\/en\/\">www.kawasan.vn<\/a> .<\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>C\u00f4ng t\u1eafc c\u1ea3m \u1ee9ng t\u1ef1 b\u1eadt\/t\u1eaft \u0111\u00e8n l\u00e0 gi\u1ea3i ph\u00e1p th\u00f4ng minh gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n, t\u0103ng ti\u1ec7n nghi v\u00e0 an to\u00e0n cho gia \u0111\u00ecnh, c\u00f4ng tr\u00ecnh. Tuy nhi\u00ean, \u0111\u1ec3 ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u1ea3m \u1ee9ng ph\u00f9 h\u1ee3p, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay: c\u1ea3m \u1ee9ng [&hellip;]<\/p>","protected":false},"author":1,"featured_media":23396,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i","_yoast_wpseo_metadesc":"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay: c\u1ea3m \u1ee9ng h\u1ed3ng ngo\u1ea1i (PIR) v\u00e0 c\u1ea3m \u1ee9ng vi s\u00f3ng (Microwave Radar)","_yoast_wpseo_focuskeywords":"[{\"keyword\":\"c\u1ea3m \u1ee9ng vi s\u00f3ng\",\"score\":87},{\"keyword\":\"VI S\u00d3NG\",\"score\":87},{\"keyword\":\"h\u1ed3ng ngo\u1ea1i\",\"score\":100}]","_yoast_wpseo_keyword_synonyms":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-23314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-cong-nghe"],"acf":[],"featured_image_src":{"landsacpe":["https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/khac-nhau-vi-song-vs-homngf-ngoai-807x445.jpg",807,445,true],"list":["https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/khac-nhau-vi-song-vs-homngf-ngoai-463x348.jpg",463,348,true],"medium":["https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/khac-nhau-vi-song-vs-homngf-ngoai-300x255.jpg",300,255,true],"full":["https:\/\/kawasan.vn\/wp-content\/uploads\/2025\/05\/khac-nhau-vi-song-vs-homngf-ngoai.jpg",807,685,false]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.9 (Yoast SEO v24.9) - 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