{"id":15186,"date":"2025-05-23T12:45:00","date_gmt":"2025-05-23T12:45:00","guid":{"rendered":"https:\/\/sistc.com\/?p=15186"},"modified":"2025-05-23T12:45:02","modified_gmt":"2025-05-23T12:45:02","slug":"how-mems-microphones-extract-audio-pressure-into-electrical-signals","status":"publish","type":"post","link":"https:\/\/sistc.com\/zh\/how-mems-microphones-extract-audio-pressure-into-electrical-signals\/","title":{"rendered":"MEMS \u9ea6\u514b\u98ce\u5982\u4f55\u5c06\u97f3\u9891\u538b\u529b\u63d0\u53d6\u4e3a\u7535\u4fe1\u53f7"},"content":{"rendered":"<p class=\"wp-block-paragraph\">MEMS\uff08\u5fae\u673a\u7535\u7cfb\u7edf\uff09\u9ea6\u514b\u98ce\u662f\u4e00\u79cd\u7ed3\u6784\u7d27\u51d1\u4f46\u529f\u80fd\u5f3a\u5927\u7684\u5143\u4ef6\uff0c\u5b83\u53ef\u4ee5 <strong>\u5c06\u97f3\u9891\u538b\u529b\u53d8\u5316\u8f6c\u6362\u4e3a\u7535\u4fe1\u53f7<\/strong>\u4ece\u800c\u5728\u73b0\u4ee3\u8bbe\u5907\u4e2d\u5b9e\u73b0\u9ad8\u4fdd\u771f\u58f0\u97f3\u6355\u6349\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-1024x572.png\" alt=\"\" class=\"wp-image-15187\" style=\"width:518px;height:auto\" srcset=\"https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-1024x572.png 1024w, https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-300x168.png 300w, https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-768x429.png 768w, https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-18x10.png 18w, https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473-600x335.png 600w, https:\/\/sistc.com\/wp-content\/uploads\/2025\/05\/\u578b\u53f7\u56fe\u72473.png 1474w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5982\u4f55\u4f7f\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MEMS \u9ea6\u514b\u98ce\u7684\u6838\u5fc3\u662f\u4e00\u4e2a\u632f\u819c\u548c\u4e00\u4e2a\u80cc\u677f\uff0c\u5f62\u6210\u4e00\u4e2a\u5fae\u5c0f\u7684\u7535\u5bb9\u5f0f\u4f20\u611f\u5668\u3002\u5f53\u58f0\u6ce2\u649e\u51fb\u819c\u7247\u65f6\uff0c\u819c\u7247\u4f1a\u8f7b\u5fae\u79fb\u52a8\uff0c\u5bfc\u81f4\u7535\u5bb9\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u79cd\u53d8\u5316\u4f1a\u8f6c\u5316\u4e3a <strong>\u7535\u4fe1\u53f7<\/strong> \u7531\u96c6\u6210\u7535\u8def\u5b9e\u73b0\uff0c\u901a\u5e38\u5728\u540c\u4e00\u82af\u7247\u5185\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u4eca\uff0c\u8bb8\u591a\u6570\u5b57 MEMS \u9ea6\u514b\u98ce\u8fd8\u5305\u62ec\u4e00\u4e2a\u5185\u7f6e ADC\uff08\u6a21\u6570\u8f6c\u6362\u5668\uff09\uff0c\u5b83\u80fd\u4ee5\u4e0b\u5217\u683c\u5f0f\u8f93\u51fa\u97f3\u9891\u6570\u636e <strong>PDM \u6216 I\u00b2S \u683c\u5f0f<\/strong>\u7b80\u5316\u4e86\u4e0e\u5fae\u63a7\u5236\u5668\u548c\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u5668\u7684\u96c6\u6210\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u8981\u4f18\u52bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5fae\u578b\u5316<\/strong>:\u9002\u7528\u4e8e\u53ef\u7a7f\u6234\u8bbe\u5907\u3001\u667a\u80fd\u624b\u673a\u548c TWS \u8033\u673a\u7b49\u7d27\u51d1\u578b\u8bbe\u8ba1\u3002<\/li>\n\n\n\n<li><strong>\u4f4e\u529f\u8017<\/strong>:\u975e\u5e38\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u7269\u8054\u7f51\u8bbe\u5907\u3002<\/li>\n\n\n\n<li><strong>\u9ad8\u4fe1\u566a\u6bd4<\/strong>:\u5728\u5608\u6742\u73af\u5883\u4e2d\u4e5f\u80fd\u6e05\u6670\u51c6\u786e\u5730\u62fe\u53d6\u58f0\u97f3\u3002<\/li>\n\n\n\n<li><strong>\u6297 EMI<\/strong>:\u6570\u5b57\u8f93\u51fa\u53ef\u51cf\u5c11\u4fe1\u53f7\u8870\u51cf\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u70b9\u51fb\u6b64\u5904\u67e5\u770b\u76f8\u5173\u4ea7\u54c1\uff1a<br>\ud83d\udd17 <a class=\"\" href=\"https:\/\/sistc.com\/zh\/product\/digital-mems-microphone\/\">\u6765\u81ea SISTC \u7684\u6570\u5b57 MEMS \u9ea6\u514b\u98ce<\/a><br>\ud83d\udd17 <a class=\"\" href=\"https:\/\/sistc.com\/zh\/product-category\/mems-microphone\/\">\u6240\u6709 MEMS \u9ea6\u514b\u98ce<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b9e\u9645\u5e94\u7528<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u667a\u80fd\u624b\u673a\u548c\u5e73\u677f\u7535\u8111<\/strong><\/li>\n\n\n\n<li><strong>\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907<\/strong><\/li>\n\n\n\n<li><strong>\u8bed\u97f3\u8bc6\u522b\u7cfb\u7edf<\/strong><\/li>\n\n\n\n<li><strong>\u533b\u7597\u5668\u68b0<\/strong><\/li>\n\n\n\n<li><strong>\u5de5\u4e1a\u7269\u8054\u7f51\u4f20\u611f\u5668<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e86\u89e3\u66f4\u591a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u9700\u6df1\u5165\u4e86\u89e3\u5fae\u673a\u7535\u7cfb\u7edf\u6280\u672f\uff0c\u8bf7\u53c2\u9605\uff1a<br>\ud83d\udd17 <a href=\"https:\/\/www.analog.com\/en\/technical-articles\/mems-microphone-fundamentals.html\" target=\"_blank\" rel=\"noopener\">\u6a21\u62df\u5668\u4ef6 - MEMS \u9ea6\u514b\u98ce\u57fa\u7840\u77e5\u8bc6<\/a><br>\ud83d\udd17 <a href=\"https:\/\/www.knowles.com\/technologies\/microphones\" target=\"_blank\" rel=\"noopener\">Knowles - \u9ea6\u514b\u98ce\u6280\u672f\u6982\u89c8<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u9009\u62e9 SISTC\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e0\u9521\u7845\u6e90\u79d1\u6280\u6709\u9650\u516c\u53f8\uff08SISTC(\u65e0\u9521\u7845\u6e90\u79d1\u6280\u6709\u9650\u516c\u53f8\uff08SISTC\uff09\u63d0\u4f9b\u5e7f\u6cdb\u7684 <strong>MEMS \u9ea6\u514b\u98ce\u89e3\u51b3\u65b9\u6848<\/strong> \u5efa\u7acb\u5728\u53ef\u9760\u7684 CMOS\/MEMS \u5e73\u53f0\u4e0a\uff0c\u7ed3\u5408\u4e86 <strong>\u9ad8\u97f3\u9891\u6027\u80fd<\/strong>, <strong>\u4f53\u79ef\u5c0f\u5de7<\/strong>\u4ee5\u53ca <strong>\u80fd\u6e90\u6548\u7387<\/strong> \u7528\u4e8e\u6d88\u8d39\u3001\u5de5\u4e1a\u548c\u533b\u7597\u5e94\u7528\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>MEMS (Micro-Electro-Mechanical Systems) microphones are compact yet powerful components that convert audio pressure changes into electrical signals, enabling high-fidelity sound capture in modern devices. How It Works At the core [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":15106,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_joinchat":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-15186","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"_links":{"self":[{"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/posts\/15186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/comments?post=15186"}],"version-history":[{"count":0,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/posts\/15186\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/media\/15106"}],"wp:attachment":[{"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/media?parent=15186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/categories?post=15186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sistc.com\/zh\/wp-json\/wp\/v2\/tags?post=15186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}