{"id":16364,"date":"2026-05-15T05:52:23","date_gmt":"2026-05-15T05:52:23","guid":{"rendered":"https:\/\/sistc.com\/?p=16364"},"modified":"2026-05-15T05:52:24","modified_gmt":"2026-05-15T05:52:24","slug":"embedded-voice-mems-microphone-array","status":"publish","type":"post","link":"https:\/\/sistc.com\/zh\/embedded-voice-mems-microphone-array\/","title":{"rendered":"\u5d4c\u5165\u5f0f\u8bed\u97f3\u4ea4\u4e92\u5f00\u53d1\uff1a\u9ad8\u6027\u80fd MEMS \u9ea6\u514b\u98ce\u548c\u9635\u5217\u63d0\u9ad8\u7b97\u6cd5\u7cbe\u5ea6"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><strong>\u7b80\u4ecb\uff1a\u4e0d\u8981\u8ba9\u9ea6\u514b\u98ce\u6027\u80fd\u9650\u5236\u60a8\u7684\u8bed\u97f3\u4ea7\u54c1<\/strong><\/h3><p>\u8bed\u97f3\u4ea4\u4e92\u5df2\u53d8\u5f97\u65e0\u5904\u4e0d\u5728--\u4ece\u667a\u80fd\u626c\u58f0\u5668\u548c TWS \u8033\u673a\u5230\u6c7d\u8f66\u9a7e\u9a76\u8231\u548c\u5de5\u4e1a\u673a\u5668\u4eba\u3002\u968f\u7740\u8fb9\u7f18\u4eba\u5de5\u667a\u80fd\u7684\u5174\u8d77\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5d4c\u5165\u5f0f\u8bbe\u5907\u5f00\u59cb\u91c7\u7528\u8bed\u97f3\u4ea4\u4e92\u6280\u672f\u3002 <strong>\u8bed\u97f3\u5524\u9192<\/strong> \u4e0e <strong>\u81ea\u7136\u8bed\u8a00\u4ea4\u4e92<\/strong> \u4f5c\u4e3a\u6807\u51c6\u914d\u7f6e\u3002.<\/p><p>\u4e0e\u6b64\u540c\u65f6\uff0c\u5d4c\u5165\u5f0f\u5f00\u53d1\u9762\u4e34\u7740\u65b0\u7684\u6311\u6218\uff1a\u5e76\u884c\u8fd0\u884c\u7684\u591a\u82af\u7247\u67b6\u6784\uff08Arm\u3001RISC-V\uff09\u3001\u66f4\u4e25\u683c\u7684\u529f\u80fd\u548c\u4fe1\u606f\u5b89\u5168\u5408\u89c4\u6027\u4ee5\u53ca\u66f4\u77ed\u7684\u4e0a\u5e02\u65f6\u95f4\u3002IAR Embedded Workbench \u548c Keil MDK \u7b49\u5de5\u5177\u94fe\u63d0\u4f9b\u4e86\u7edf\u4e00\u7684\u5e73\u53f0\uff0c\u4fbf\u4e8e\u8de8\u4f53\u7cfb\u7ed3\u6784\u5f00\u53d1\u3001\u8ba4\u8bc1\u548c\u8c03\u8bd5\u3002.<\/p><p>\u7136\u800c\uff0c\u5728\u8ffd\u6c42\u590d\u6742\u7b97\u6cd5\u548c\u5feb\u901f\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u4e2a\u57fa\u672c\u56e0\u7d20\u5f80\u5f80\u88ab\u5ffd\u89c6\uff1a <strong>\u9ea6\u514b\u98ce\u8d28\u91cf<\/strong>. .\u65e0\u8bba\u8bed\u97f3\u7b97\u6cd5\u591a\u4e48\u5148\u8fdb\uff0c\u5982\u679c\u97f3\u9891\u8f93\u5165--\u8bed\u97f3\u7ba1\u9053\u7684 \u201c\u7b2c\u4e00\u9053\u95e8\u201d--\u53d7\u5230\u635f\u5bb3\uff0c\u8bc6\u522b\u3001\u5524\u9192\u548c\u4fe1\u53f7\u5904\u7406\u90fd\u4f1a\u53d7\u5230\u5f71\u54cd\u3002.<\/p><h3 class=\"wp-block-heading\"><strong>01 \u5355\u4e2a\u9ea6\u514b\u98ce\u7684\u9650\u5236\u4f1a\u7834\u574f\u7b97\u6cd5<\/strong><\/h3><p>\u8bb8\u591a\u5f00\u53d1\u4eba\u5458\u90fd\u6709\u8fd9\u6837\u7684\u7ecf\u5386\uff1a<\/p><ul class=\"wp-block-list\"><li>95% \u5728\u5b89\u9759\u5b9e\u9a8c\u5ba4\u73af\u5883\u4e2d\u7684\u5524\u9192\u7387<\/li>\n\n<li>\u5728\u5546\u573a\u3001\u5730\u94c1\u6216\u8f66\u8f86\u7b49\u5608\u6742\u73af\u5883\u4e2d\u964d\u81f3 ~60%<\/li>\n\n<li>\u5728 3-5 \u7c73\uff08\u8fdc\u573a\uff09\u8303\u56f4\u5185\u9891\u7e41\u9519\u8fc7\u8bed\u97f3\u547d\u4ee4<\/li><\/ul><p>\u6839\u672c\u539f\u56e0\u5f80\u5f80\u4e0d\u662f\u7b97\u6cd5\uff0c\u800c\u662f\u9ea6\u514b\u98ce\u7684\u7269\u7406\u6027\u80fd\u3002.<\/p><p><strong>\u5173\u952e\u9ea6\u514b\u98ce\u6027\u80fd\u6307\u6807<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>\u4fe1\u566a\u6bd4\uff08SNR\uff09<\/strong>:\u5178\u578b\u7684 MEMS \u9ea6\u514b\u98ce ~58-62 \u5206\u8d1d\u3002\u9ad8 SNR \u8bbe\u5907\uff08\u226566dB\uff09\u80fd\u66f4\u597d\u5730\u5206\u8fa8\u8bed\u97f3\u548c\u566a\u58f0\u3002\u884c\u4e1a\u7ecf\u9a8c\u8868\u660e\uff0c\u4fe1\u566a\u6bd4\u6bcf\u589e\u52a0 1 \u5206\u8d1d\uff0c\u8bed\u97f3\u8bc6\u522b\u9519\u8bef\u5c31\u4f1a\u51cf\u5c11 5-10%\u3002.<\/li>\n\n<li><strong>\u9891\u7387\u54cd\u5e94\u4e00\u81f4\u6027<\/strong>:\u9635\u5217\u5143\u4ef6\u4e4b\u95f4\u7684\u5de8\u5927\u5dee\u5f02\u4f1a\u964d\u4f4e\u6ce2\u675f\u6210\u5f62\u548c\u4fe1\u53f7\u6e90\u5b9a\u4f4d\u80fd\u529b\u3002.<\/li>\n\n<li><strong>\u5931\u771f\u7387<\/strong>:\u4f4e\u5931\u771f\u9ea6\u514b\u98ce\u53ef\u5728\u9ad8\u58f0\u538b\u7ea7\u73af\u5883\uff08\u5982\u6c7d\u8f66\u5587\u53ed\u58f0\u3001\u73b0\u573a\u97f3\u4e50\uff09\u4e2d\u4fdd\u6301\u5173\u952e\u7684\u8bed\u97f3\u7279\u5f81\u3002.<\/li>\n\n<li><strong>\u8017\u7535\u91cf<\/strong>:TWS \u8033\u673a\u548c AR \u773c\u955c\u7b49\u53ef\u7a7f\u6234\u8bbe\u5907\u9700\u8981\u9ea6\u514b\u98ce\u5728\u5fae\u5b89\u7ea7\u7535\u6d41\u4e0b\u4fdd\u6301\u59cb\u7ec8\u5f00\u542f\u7684\u5524\u9192\u72b6\u6001\u3002.<\/li><\/ul><p><strong>\u7b80\u800c\u8a00\u4e4b<\/strong> \u4f4e\u8d28\u91cf\u7684\u9ea6\u514b\u98ce\u4f1a\u6210\u4e3a\u8bed\u97f3\u7ba1\u9053\u4e2d\u7684\u8584\u5f31\u73af\u8282\u3002.<\/p><h3 class=\"wp-block-heading\"><strong>02 \u9ea6\u514b\u98ce\u9635\u5217\uff1a\u8fdc\u573a\u548c\u964d\u566a\u4ea4\u4e92\u7684\u5173\u952e\u6240\u5728<\/strong><\/h3><p>\u5355\u4e2a\u9ea6\u514b\u98ce\u4e0d\u8db3\u4ee5\u5e94\u5bf9\u8fdc\u573a\u573a\u666f\u6216\u590d\u6742\u7684\u58f0\u5b66\u73af\u5883\u3002\u9ea6\u514b\u98ce\u9635\u5217\u662f\u667a\u80fd\u626c\u58f0\u5668\u3001\u4f1a\u8bae\u7cfb\u7edf\u548c\u6c7d\u8f66\u9a7e\u9a76\u8231\u7684\u6807\u51c6\u914d\u7f6e\u3002.<\/p><p><strong>\u9635\u5217\u914d\u7f6e\u4e0e\u5e94\u7528\uff1a<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>\u53cc\u9ea6\u514b\u98ce\u9635\u5217<\/strong>:\u8fd1\u573a\u4ea4\u4e92\u3001\u964d\u566a\u8033\u673a\u3001\u6210\u672c\u654f\u611f\u578b\u5bb6\u7528\u7535\u5668<\/li>\n\n<li><strong>4 \u9ea6\u514b\u98ce\u9635\u5217\u6216\u66f4\u591a<\/strong>:\u901a\u8fc7\u6ce2\u675f\u6210\u5f62\u548c TDOA \u7b97\u6cd5\u5b9e\u73b0 360\u00b0 \u4fe1\u53f7\u6e90\u5b9a\u4f4d\u548c\u8fdc\u573a\u589e\u5f3a<\/li>\n\n<li><strong>6 \u9ea6\u514b\u98ce\u73af\u5f62\u9635\u5217<\/strong>:\u7528\u4e8e\u673a\u5668\u4eba\u542c\u89c9\u5bfc\u822a\u548c\u5b89\u5168\u76d1\u63a7\u7684\u9ad8\u7cbe\u5ea6\u58f0\u97f3\u8ddf\u8e2a\u6280\u672f<\/li><\/ul><p><strong>\u5de5\u7a0b\u6311\u6218\uff1a<\/strong><\/p><ul class=\"wp-block-list\"><li>\u5143\u7d20\u4e00\u81f4\u6027\u9009\u62e9\u548c\u5339\u914d<\/li>\n\n<li>\u6570\u5b57\u97f3\u9891\u63a5\u53e3\uff08I2S\/PDM\uff09\u5b9a\u65f6\u540c\u6b65<\/li>\n\n<li>MCU\/DSP \u9a71\u52a8\u5668\u9002\u914d<\/li>\n\n<li>\u58f0\u5b66\u8bbe\u8ba1\u5bf9\u6027\u80fd\u7684\u5f71\u54cd<\/li><\/ul><p>\u5927\u591a\u6570\u5d4c\u5165\u5f0f\u56e2\u961f\u7f3a\u4e4f\u4e13\u4e1a\u7684\u58f0\u5b66\u77e5\u8bc6\u3002\u5728\u5185\u90e8\u6784\u5efa\u9635\u5217\u8017\u65f6\u957f\u3001\u98ce\u9669\u5927\uff0c\u800c\u4e14\u96be\u4ee5\u786e\u4fdd\u5927\u89c4\u6a21\u751f\u4ea7\u7684\u4e00\u81f4\u6027\u3002.<\/p><h3 class=\"wp-block-heading\"><strong>03 SISTC\uff1a\u5373\u63d2\u5373\u7528 MEMS \u9ea6\u514b\u98ce\u9635\u5217<\/strong><\/h3><p>SISTC \u4e13\u6ce8\u4e8e MEMS \u9ea6\u514b\u98ce\u548c\u9635\u5217\u6a21\u5757\uff0c\u4e3a\u5d4c\u5165\u5f0f\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b <strong>\u9ad8\u6027\u80fd\u3001\u968f\u65f6\u53ef\u7528\u7684\u542c\u89c9\u4f20\u611f\u5668<\/strong>.<\/p><p><strong>\u6838\u5fc3\u4ea7\u54c1\u4f18\u52bf\uff1a<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>\u5168 MEMS \u9ea6\u514b\u98ce\u8303\u56f4<\/strong>:\u4ece\u6d88\u8d39\u7ea7\u5230\u5de5\u4e1a\u7ea7\u3001\u9ad8\u4fe1\u566a\u6bd4\uff08\u9ad8\u8fbe 68dB\uff09\u3001\u4f4e\u529f\u8017\uff08\u2264150\u03bcA\uff09\u3001\u5bbd\u9891\u7387\u54cd\u5e94\uff0820Hz-20kHz\uff09<\/li>\n\n<li><strong>\u6807\u51c6\u5316\u9ea6\u514b\u98ce\u9635\u5217\u6a21\u5757<\/strong>2\/4\/6 \u9ea6\u514b\u98ce\u9009\u9879\uff0c\u901a\u7528 I2S\/PCM \u63a5\u53e3\uff0c\u4e0e Arm Cortex-M\/R\/A\u3001RISC-V \u548c DSP \u517c\u5bb9<\/li>\n\n<li><strong>\u5f00\u6e90\u8bed\u97f3\u5e73\u53f0<\/strong>:\u7528\u4e8e\u5feb\u901f\u96c6\u6210\u7684\u793a\u4f8b\u9a71\u52a8\u7a0b\u5e8f\u548c\u97f3\u9891\u91c7\u96c6\u53c2\u8003\u7a0b\u5e8f<\/li><\/ul><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u75db\u70b9<\/strong><\/th><th><strong>SISTC \u89e3\u51b3\u65b9\u6848<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u590d\u6742\u7684\u9ea6\u514b\u98ce\u9009\u62e9<\/td><td>\u5b8c\u6574\u7684\u6570\u636e\u8868\u3001\u6d4b\u91cf\u6027\u80fd\u3001\u9ad8\u4e00\u81f4\u6027\u6279\u6b21<\/td><\/tr><tr><td>\u957f\u9635\u5217\u5f00\u53d1\u4e0e\u58f0\u5b66\u8c03\u8c10<\/td><td>\u6807\u51c6\u5316\u6a21\u5757\u3001\u4f18\u5316\u5143\u4ef6\u5e03\u5c40\u548c\u58f0\u5b66\u7ed3\u6784<\/td><\/tr><tr><td>\u9a71\u52a8\u7a0b\u5e8f\u9002\u5e94\u8017\u65f6<\/td><td>\u7528\u4e8e IAR\u3001Keil \u548c GCC \u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u4ee5\u4fbf\u5feb\u901f\u96c6\u6210<\/td><\/tr><tr><td>\u751f\u4ea7\u4e00\u81f4\u6027\u95ee\u9898<\/td><td>\u6210\u719f\u7684\u6d4b\u8bd5\u548c\u6821\u51c6\u5de5\u4f5c\u6d41\u7a0b\u786e\u4fdd\u6279\u6b21\u7a33\u5b9a<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>\u5173\u952e\u503c\uff1a<\/strong> \u5d4c\u5165\u5f0f\u56e2\u961f\u65e0\u9700\u6210\u4e3a\u58f0\u5b66\u4e13\u5bb6--SISTC \u5c06\u542c\u89c9\u786c\u4ef6\u8f6c\u5316\u4e3a\u53ef\u9760\u7684\u4f20\u611f\u5668\u6a21\u5757\uff0c\u8ba9\u60a8\u4e13\u6ce8\u4e8e\u7b97\u6cd5\u548c\u7cfb\u7edf\u521b\u65b0\u3002.<\/p><p>\ud83d\udc49 <strong>\u63a2\u7d22 SISTC \u5f00\u6e90\u8bed\u97f3\u5e73\u53f0\u4ea7\u54c1<\/strong><br><a href=\"https:\/\/sistc.com\/zh\/product-category\/sensor-module\/open-source-voice-platforms\/\">https:\/\/sistc.com\/product-category\/sensor-module\/open-source-voice-platforms\/<\/a><\/p><h3 class=\"wp-block-heading\"><strong>04 \u5229\u7528\u7edf\u4e00\u5f00\u53d1\u5e73\u53f0\u5b9e\u73b0\u65e0\u7f1d\u534f\u4f5c<\/strong><\/h3><p>\u65e0\u8bba\u662f\u4f7f\u7528 IAR Embedded Workbench\u3001Keil MDK \u8fd8\u662f VS Code + GCC\uff0c\u90fd\u53ef\u4ee5\u901a\u8fc7\u6807\u51c6\u63a5\u53e3\u548c\u9a71\u52a8\u7a0b\u5e8f\u5feb\u901f\u96c6\u6210 SISTC \u9ea6\u514b\u98ce\u9635\u5217\u3002.<\/p><p>\u5e73\u53f0\uff0c\u5982 <strong>IAR \u5e73\u53f0<\/strong>, \u6211\u4eec\u7684\u9a71\u52a8\u7a0b\u5e8f\u793a\u4f8b\u53ef\u4ee5\u76f4\u63a5\u5bfc\u5165\uff0c\u4ece\u800c\u63d0\u9ad8\u7f16\u8bd1\u3001\u8c03\u8bd5\u3001\u5206\u6790\u548c\u8ba4\u8bc1\u5de5\u4f5c\u6d41\u7a0b\u7684\u6548\u7387\u3002.<\/p><p>\u7b80\u5355\u5730\u8bf4\uff1a <strong>\u5de5\u5177\u94fe\u5e2e\u52a9\u4f60 \u201c\u66f4\u5feb\u5730\u5f00\u53d1\u201d\uff0c\u800c SISTC \u5219\u63d0\u4f9b \u201c\u7528\u4ec0\u4e48\u5f00\u53d1\u201d\u3002\u201d<\/strong> \u4e24\u8005\u76f8\u8f85\u76f8\u6210\uff0c\u800c\u4e0d\u662f\u53d6\u800c\u4ee3\u4e4b\u3002.<\/p><h3 class=\"wp-block-heading\"><strong>05 \u7ed3\u8bba\uff1a\u8ba9\u60a8\u7684\u8bbe\u5907\u542c\u5f97\u6e05\u6670\u51c6\u786e<\/strong><\/h3><p>\u5d4c\u5165\u5f0f\u8bed\u97f3\u4ea7\u54c1\u6b63\u5728\u4ece \u201c\u529f\u80fd\u6027 \u201d\u5411 \u201c\u6109\u60a6\u6027 \u201d\u8f6c\u53d8\u3002\u201d<br>\u201c\u4ee4\u4eba\u6109\u60a6 \u201d\u7684\u524d\u63d0\u662f\u8bbe\u5907 <strong>\u542c\u6e05\u542c\u51c6<\/strong>.<\/p><p>\u65e0\u8bba\u60a8\u4f7f\u7528\u4f55\u79cd\u82af\u7247\u67b6\u6784\u6216\u5f00\u53d1\u5de5\u5177\uff0cSISTC \u90fd\u80fd\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u968f\u65f6\u96c6\u6210\u7684 MEMS \u9ea6\u514b\u98ce\u548c\u9635\u5217\uff0c\u8ba9\u60a8\u4e13\u6ce8\u4e8e\u7b97\u6cd5\u548c\u5e94\u7528\u521b\u65b0\u3002.<\/p><p><strong>\u7acb\u5373\u8bbf\u95ee SISTC \u4ea7\u54c1\u4e2d\u5fc3<\/strong><br><a href=\"https:\/\/sistc.com\/zh\/product-category\/sensor-module\/open-source-voice-platforms\/\">https:\/\/sistc.com\/product-category\/sensor-module\/open-source-voice-platforms\/<\/a><br>\u8bbf\u95ee\u8be6\u7ec6\u89c4\u683c\u3001\u6a21\u5757\u8bbe\u8ba1\u6587\u4ef6\u3001\u9a71\u52a8\u7a0b\u5e8f\u793a\u4f8b\uff0c\u5e76\u54a8\u8be2\u6211\u4eec\u7684\u6280\u672f\u56e2\u961f\uff0c\u83b7\u53d6\u9488\u5bf9\u5177\u4f53\u9879\u76ee\u7684\u5efa\u8bae\u3002.<\/p><p><strong>SISTC \u53ef\u5904\u7406\u542c\u89c9\u786c\u4ef6\uff0c\u8ba9\u60a8\u7684\u4ea7\u54c1\u66f4\u52a0\u667a\u80fd\u3002.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>\u7b80\u4ecb\uff1a\u4e0d\u8981\u8ba9\u9ea6\u514b\u98ce\u6027\u80fd\u9650\u5236\u60a8\u7684\u8bed\u97f3\u4ea7\u54c1 \u8bed\u97f3\u4ea4\u4e92\u5df2\u53d8\u5f97\u65e0\u5904\u4e0d\u5728--\u4ece\u667a\u80fd\u626c\u58f0\u5668\u548c TWS 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