{"id":15986,"date":"2026-02-28T03:45:54","date_gmt":"2026-02-28T03:45:54","guid":{"rendered":"https:\/\/sistc.com\/?p=15986"},"modified":"2026-02-28T03:45:57","modified_gmt":"2026-02-28T03:45:57","slug":"blog-radar-triggered-ai-mems-microphone-array-for-low-power-voice-activation","status":"publish","type":"post","link":"https:\/\/sistc.com\/zh\/blog-radar-triggered-ai-mems-microphone-array-for-low-power-voice-activation\/","title":{"rendered":"\u96f7\u8fbe\u89e6\u53d1\u7684\u4eba\u5de5\u667a\u80fd MEMS \u9ea6\u514b\u98ce\u9635\u5217\uff1a\u4f4e\u529f\u8017\u667a\u80fd\u8bed\u97f3\u63a5\u53e3\u7684\u672a\u6765"},"content":{"rendered":"<p>\u5728\u667a\u80fd\u8bbe\u5907\u65f6\u4ee3\uff0c\u59cb\u7ec8\u4fdd\u6301\u8bed\u97f3\u4ea4\u4e92\u5df2\u6210\u4e3a\u4e00\u9879\u6807\u51c6\u8981\u6c42\u3002\u7136\u800c\uff0c\u4fdd\u6301\u9ea6\u514b\u98ce\u9635\u5217\u6301\u7eed\u5904\u4e8e\u6fc0\u6d3b\u72b6\u6001\u4f1a\u589e\u52a0\u529f\u8017\u548c\u7cfb\u7edf\u8d1f\u8f7d\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u4e00\u6311\u6218\uff0cSISTC \u5f15\u5165\u4e86\u4e00\u79cd <strong>\u96f7\u8fbe\u89e6\u53d1\u4eba\u5de5\u667a\u80fd MEMS \u9ea6\u514b\u98ce\u9635\u5217\u6a21\u5757<\/strong> - \u667a\u80fd\u8bed\u97f3\u524d\u7aef\u89e3\u51b3\u65b9\u6848\uff0c\u4e13\u4e3a\u4f4e\u529f\u8017\u3001\u9ad8\u7cbe\u5ea6\u8bed\u97f3\u6fc0\u6d3b\u800c\u8bbe\u8ba1\u3002.<\/p><p>\u8be5\u6a21\u5757\u5c06\u6beb\u7c73\u6ce2\u96f7\u8fbe\u79fb\u52a8\u4fa6\u6d4b\u4e0e\u5148\u8fdb\u7684\u4eba\u5de5\u667a\u80fd\u964d\u566a\u548c\u6ce2\u675f\u6210\u5f62\u6280\u672f\u76f8\u7ed3\u5408\uff0c\u53ea\u5728\u9700\u8981\u65f6\u624d\u8fdb\u884c\u667a\u80fd\u8bed\u97f3\u62fe\u53d6\u3002.<\/p><figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672.png\" alt=\"\" class=\"wp-image-15983\" style=\"width:354px;height:auto\" srcset=\"https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672.png 1024w, https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672-300x300.png 300w, https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672-100x100.png 100w, https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672-768x768.png 768w, https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672-12x12.png 12w, https:\/\/sistc.com\/wp-content\/uploads\/2026\/02\/Motion-Detection-4-Mic-AI-Noise-Reduction-Array-e1772250180672-600x600.png 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u79fb\u52a8\u4fa6\u6d4b + 4 \u9ea6\u514b\u98ce\u4eba\u5de5\u667a\u80fd\u964d\u566a\u9635\u5217<\/figcaption><\/figure><h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u4ec5\u6709\u4f20\u7edf\u7684\u59cb\u7ec8\u5728\u7ebf\u9ea6\u514b\u98ce\u662f\u4e0d\u591f\u7684\uff1f<\/h2><p>\u4f20\u7edf\u7684\u9ea6\u514b\u98ce\u9635\u5217\u59cb\u7ec8\u4fdd\u6301\u6fc0\u6d3b\u72b6\u6001\uff0c\u5373\u4f7f\u5728\u6ca1\u6709\u7528\u6237\u4ea4\u4e92\u7684\u60c5\u51b5\u4e0b\u4e5f\u662f\u5982\u6b64\u3002\u8fd9\u5bfc\u81f4<\/p><ul class=\"wp-block-list\"><li>\u5f85\u673a\u529f\u8017\u589e\u52a0<\/li>\n\n<li>\u66f4\u9ad8\u7684\u70ed\u8d1f\u8377<\/li>\n\n<li>\u4ea7\u54c1\u5bff\u547d\u7f29\u77ed<\/li>\n\n<li>\u964d\u4f4e\u6574\u4f53\u7cfb\u7edf\u6548\u7387<\/li><\/ul><p>\u5bf9\u4e8e\u667a\u80fd\u5bb6\u5c45\u9762\u677f\u3001\u4eba\u5de5\u667a\u80fd\u626c\u58f0\u5668\u3001\u4ea4\u4e92\u5f0f\u4fe1\u606f\u4ead\u548c\u5de5\u4e1a\u63a7\u5236\u7ec8\u7aef\u7b49\u7535\u6c60\u4f9b\u7535\u8bbe\u5907\u6765\u8bf4\uff0c\u80fd\u6e90\u4f18\u5316\u81f3\u5173\u91cd\u8981\u3002.<\/p><h2 class=\"wp-block-heading\">\u96f7\u8fbe\u89e6\u53d1\u8bed\u97f3\u6fc0\u6d3b\uff1a\u66f4\u667a\u80fd\u7684\u65b9\u6cd5<\/h2><p>\u96f7\u8fbe\u89e6\u53d1\u5f0f\u9ea6\u514b\u98ce\u9635\u5217\u91c7\u7528\u4e86\u66f4\u52a0\u667a\u80fd\u7684\u7ed3\u6784\uff1a<\/p><ol class=\"wp-block-list\"><li><strong>\u96f7\u8fbe\u5904\u4e8e\u8d85\u4f4e\u529f\u8017\u5f85\u673a\u6a21\u5f0f<\/strong><\/li>\n\n<li>\u5728\u89c4\u5b9a\u7684\u611f\u5e94\u8303\u56f4\u5185\u8fdb\u884c\u8fde\u7eed\u8fd0\u52a8\u68c0\u6d4b<\/li>\n\n<li>\u68c0\u6d4b\u5230\u79fb\u52a8\u65f6\u81ea\u52a8\u542f\u52a8\u9ea6\u514b\u98ce\u9635\u5217<\/li>\n\n<li>\u57fa\u4e8e\u4eba\u5de5\u667a\u80fd\u7684\u8bed\u97f3\u6355\u6349\u548c\u5904\u7406<\/li><\/ol><p>\u8fd9\u79cd\u67b6\u6784\u786e\u4fdd\u9ea6\u514b\u98ce\u7cfb\u7edf\u53ea\u6709\u5728\u68c0\u6d4b\u5230\u7528\u6237\u5b58\u5728\u65f6\u624d\u4f1a\u542f\u52a8\uff0c\u4ece\u800c\u5927\u5927\u964d\u4f4e\u4e86\u7a7a\u95f2\u529f\u8017\u3002.<\/p><h2 class=\"wp-block-heading\">\u5e26\u4eba\u5de5\u667a\u80fd\u5904\u7406\u529f\u80fd\u7684\u96c6\u6210\u5f0f 4 \u901a\u9053 MEMS \u9ea6\u514b\u98ce\u9635\u5217<\/h2><p>\u8be5\u7cfb\u7edf\u7684\u6838\u5fc3\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684 4 \u901a\u9053 MEMS \u9ea6\u514b\u98ce\u9635\u5217\uff0c\u5176\u7279\u70b9\u662f\uff1a 1\uff1a<\/p><ul class=\"wp-block-list\"><li>\u4e25\u683c\u7684\u591a\u901a\u9053\u540c\u6b65<\/li>\n\n<li>\u6570\u5b57 PCM \u8f93\u51fa<\/li>\n\n<li>\u9ad8\u4fe1\u566a\u6bd4\u97f3\u9891\u91c7\u96c6<\/li>\n\n<li>\u4f18\u5316\u6ce2\u675f\u6210\u5f62\u7b97\u6cd5<\/li><\/ul><p>\u96c6\u6210\u7684 32 \u4f4d DSP \u5904\u7406\u5668\uff08\u9ad8\u8fbe 320 MHz\uff09\u652f\u6301\u6d6e\u70b9\u8fd0\u7b97\u548c\u9ad8\u7ea7\u97f3\u9891\u4fe1\u53f7\u5904\u7406\uff0c\u5305\u62ec<\/p><ul class=\"wp-block-list\"><li>\u6ce2\u675f\u6210\u5f62<\/li>\n\n<li>\u58f0\u5b66\u56de\u58f0\u6d88\u9664\uff08AEC\uff09<\/li>\n\n<li>\u566a\u58f0\u6291\u5236 (NS)<\/li>\n\n<li>\u52a8\u6001\u8303\u56f4\u538b\u7f29 (DRC)<\/li>\n\n<li>\u53c2\u6570\u5747\u8861\u5668<\/li>\n\n<li>\u9632\u5578\u53eb\u9891\u7387\u504f\u79fb<\/li><\/ul><p>\u8fd9\u786e\u4fdd\u4e86\u5373\u4f7f\u5728\u5177\u6709\u58f0\u5b66\u6311\u6218\u6027\u7684\u73af\u5883\u4e2d\u4e5f\u80fd\u8fdb\u884c\u51c6\u786e\u7684\u8bed\u97f3\u8bc6\u522b\u3002.<\/p><h2 class=\"wp-block-heading\">\u9ad8\u8fbe 30 \u5206\u8d1d\u7684 AI \u566a\u58f0\u6291\u5236<\/h2><p>\u8be5\u7cfb\u7edf\u5229\u7528\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u7b97\u6cd5\u548c\u5b9a\u5411\u62fe\u97f3\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u62fe\u97f3\u529f\u80fd\uff1a<\/p><ul class=\"wp-block-list\"><li>\u5b9e\u65f6\u5206\u79bb\u4eba\u58f0\u548c\u80cc\u666f\u566a\u97f3<\/li>\n\n<li>\u6709\u6548\u6291\u5236\u9759\u6001\u548c\u975e\u9759\u6001\u566a\u97f3<\/li>\n\n<li>\u964d\u566a\u9ad8\u8fbe 30 \u5206\u8d1d<\/li>\n\n<li>3-5 \u7c73\u8303\u56f4\u5185\u6e05\u6670\u7684\u8fdc\u573a\u8bed\u97f3\u6355\u6349<\/li><\/ul><p>\u4e0e\u4f20\u7edf\u7684\u5168\u5411\u9ea6\u514b\u98ce\u76f8\u6bd4\uff0c\u8be5\u89e3\u51b3\u65b9\u6848\u53ef\u663e\u8457\u63d0\u9ad8\u5608\u6742\u7684\u5bb6\u5ead\u548c\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u8bed\u97f3\u6e05\u6670\u5ea6\u3002.<\/p><h2 class=\"wp-block-heading\">\u4e13\u4e3a\u667a\u80fd\u5bb6\u5c45\u548c\u667a\u80fd\u7ec8\u7aef\u800c\u8bbe\u8ba1<\/h2><p>\u96f7\u8fbe\u89e6\u53d1\u7684\u4eba\u5de5\u667a\u80fd MEMS \u9ea6\u514b\u98ce\u6a21\u5757\u975e\u5e38\u9002\u5408\u7528\u4e8e\uff1a<\/p><ul class=\"wp-block-list\"><li>\u667a\u80fd\u5bb6\u5c45\u63a7\u5236\u9762\u677f<\/li>\n\n<li>\u4eba\u5de5\u667a\u80fd\u8bed\u97f3\u52a9\u624b<\/li>\n\n<li>\u667a\u80fd\u626c\u58f0\u5668<\/li>\n\n<li>\u4ea4\u4e92\u5f0f\u663e\u793a\u7ec8\u7aef<\/li>\n\n<li>\u4f1a\u8bae\u7cfb\u7edf<\/li>\n\n<li>\u5de5\u4e1a\u8bed\u97f3\u63a7\u5236\u8bbe\u5907<\/li>\n\n<li>\u975e\u63a5\u89e6\u5f0f\u516c\u5171\u4fe1\u606f\u4ead<\/li><\/ul><p>\u901a\u8fc7\u5c06\u96f7\u8fbe\u4f20\u611f\u548c\u8bed\u97f3\u5904\u7406\u96c6\u6210\u5230\u5355\u4e2a\u6a21\u5757\u4e2d\uff0c\u4ea7\u54c1\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u964d\u4f4e\u7cfb\u7edf\u590d\u6742\u6027\uff0c\u52a0\u5feb\u4ea7\u54c1\u4e0a\u5e02\u65f6\u95f4\u3002.<\/p><h2 class=\"wp-block-heading\">USB \u5373\u63d2\u5373\u7528\uff0c\u8de8\u5e73\u53f0\u517c\u5bb9<\/h2><p>\u8be5\u6a21\u5757\u652f\u6301<\/p><ul class=\"wp-block-list\"><li>USB 2.0 \u5168\u901f\u901a\u4fe1<\/li>\n\n<li>\u6807\u51c6\u6570\u5b57\u97f3\u9891 PCM \u8f93\u51fa<\/li>\n\n<li>\u4e0e\u5b89\u5353\u3001Windows \u548c Linux \u517c\u5bb9<\/li>\n\n<li>\u5b9a\u5236\u4e3b\u673a\u7aef\u7b97\u6cd5\u7684\u4e8c\u6b21\u5f00\u53d1<\/li><\/ul><p>\u8fd9\u4f7f\u5f97\u4e0e\u73b0\u6709\u7cfb\u7edf\u7684\u96c6\u6210\u66f4\u52a0\u5feb\u901f\u7075\u6d3b\u3002.<\/p><h2 class=\"wp-block-heading\">\u58f0\u5b66\u8bbe\u8ba1\u7684\u91cd\u8981\u6027<\/h2><p>\u4e3a\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\uff0c\u7cfb\u7edf\u7ea7\u58f0\u5b66\u8bbe\u8ba1\u5e94\u8003\u8651\u4ee5\u4e0b\u56e0\u7d20\uff1a<\/p><ul class=\"wp-block-list\"><li>\u4e0e\u626c\u58f0\u5668\u548c\u51b7\u5374\u98ce\u6247\u7684\u8ddd\u79bb<\/li>\n\n<li>\u4f20\u58f0\u5668\u4e0e\u9762\u677f\u4e4b\u95f4\u7684\u9002\u5f53\u5bc6\u5c01<\/li>\n\n<li>\u5efa\u8bae\u58f0\u5b66\u5f00\u53e3\u5c3a\u5bf8\uff1a0.8-1.5 \u6beb\u7c73<\/li>\n\n<li>\u907f\u514d\u5185\u90e8\u6f0f\u97f3<\/li><\/ul><p>\u9002\u5f53\u7684\u673a\u68b0\u6574\u5408\u4f1a\u6781\u5927\u5730\u5f71\u54cd\u6700\u7ec8\u7684\u8bed\u97f3\u8d28\u91cf\u3002.<\/p><h2 class=\"wp-block-heading\">\u667a\u80fd\u8bed\u97f3\u524d\u7aef\u7cfb\u7edf\u7684\u672a\u6765<\/h2><p>\u968f\u7740\u667a\u80fd\u8bbe\u5907\u5bf9\u60c5\u5883\u7684\u611f\u77e5\u80fd\u529b\u8d8a\u6765\u8d8a\u5f3a\uff0c\u5c06\u8fd0\u52a8\u68c0\u6d4b\u4e0e\u8bed\u97f3\u4ea4\u4e92\u6574\u5408\u5728\u4e00\u8d77\u662f\u987a\u7406\u6210\u7ae0\u7684\u4e0b\u4e00\u6b65\u3002\u96f7\u8fbe\u89e6\u53d1\u5f0f\u9ea6\u514b\u98ce\u9635\u5217\u4ee3\u8868\u7740\u4ece\u88ab\u52a8\u7684\u59cb\u7ec8\u5728\u7ebf\u8046\u542c\u5411\u667a\u80fd\u3001\u8282\u80fd\u6fc0\u6d3b\u7684\u8f6c\u53d8\u3002.<\/p><p>\u901a\u8fc7\u7ec4\u5408\uff1a<\/p><ul class=\"wp-block-list\"><li>\u96f7\u8fbe\u8fd0\u52a8\u611f\u5e94<\/li>\n\n<li>4 \u901a\u9053\u6ce2\u675f\u6210\u5f62<\/li>\n\n<li>\u4eba\u5de5\u667a\u80fd\u964d\u566a<\/li>\n\n<li>\u4f4e\u529f\u8017\u67b6\u6784<\/li><\/ul><p>SISTC \u4e3a\u4e0b\u4e00\u4ee3\u667a\u80fd\u8bed\u97f3\u4ea7\u54c1\u63d0\u4f9b\u53ef\u9760\u3001\u53ef\u6269\u5c55\u7684\u89e3\u51b3\u65b9\u6848\u3002.<\/p><h2 class=\"wp-block-heading\">\u6b63\u5728\u5bfb\u627e\u5b9a\u5236\u96f7\u8fbe + MEMS \u9ea6\u514b\u98ce\u89e3\u51b3\u65b9\u6848\uff1f<\/h2><p>\u51ed\u501f\u5728 MEMS \u9ea6\u514b\u98ce\u8bbe\u8ba1\u548c\u5148\u8fdb\u97f3\u9891\u4fe1\u53f7\u5904\u7406\u65b9\u9762\u8d85\u8fc7 15 \u5e74\u7684\u7ecf\u9a8c\uff0cSISTC \u53ef\u63d0\u4f9b<\/p><ul class=\"wp-block-list\"><li>\u5b9a\u5236\u9635\u5217\u914d\u7f6e<\/li>\n\n<li>\u7b97\u6cd5\u4f18\u5316<\/li>\n\n<li>OEM\/ODM \u652f\u6301<\/li>\n\n<li>\u786c\u4ef6-\u8f6f\u4ef6\u96c6\u6210\u670d\u52a1<\/li><\/ul><p>\u63a2\u7d22\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee<br><a href=\"https:\/\/sistc.com\/zh\/product\/radar-triggered-ai-microphone-array\/\" target=\"_blank\" rel=\"noreferrer noopener\"><a href=\"https:\/\/sistc.com\/zh\/product\/radar-triggered-ai-microphone-array\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-0-color\">\u96c6\u6210\u96f7\u8fbe\u79fb\u52a8\u4fa6\u6d4b\u529f\u80fd\u548c 4 \u9ea6\u514b\u98ce\u4eba\u5de5\u667a\u80fd\u964d\u566a\u9635\u5217 - SILICON 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