{"id":16419,"date":"2026-06-02T03:08:39","date_gmt":"2026-06-02T03:08:39","guid":{"rendered":"https:\/\/sistc.com\/?p=16419"},"modified":"2026-06-02T03:08:41","modified_gmt":"2026-06-02T03:08:41","slug":"blog-sound-source-localization-algorithm","status":"publish","type":"post","link":"https:\/\/sistc.com\/zh\/blog-sound-source-localization-algorithm\/","title":{"rendered":"\u58f0\u6e90\u5b9a\u4f4d\uff08SSL\uff09\u67b6\u6784\u6307\u5357\uff1a\u4ece TDOA \u5230\u6df1\u5ea6\u5b66\u4e60"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\"><strong>\u6807\u7b7e<\/strong>:\u58f0\u6e90\u5b9a\u4f4d | SSL \u7b97\u6cd5 | TDOA | GCC-PHAT | MEMS \u9ea6\u514b\u98ce\u9635\u5217 | \u667a\u80fd\u5b89\u5168<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>\u4f5c\u8005<\/strong>:SISTC \u6280\u672f\u56e2\u961f<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>\u5df2\u51fa\u7248<\/strong>:2026 \u5e74 6 \u6708 2 \u65e5<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>\u9605\u8bfb\u65f6\u95f4<\/strong>: 6 \u5206\u949f<\/p><\/blockquote><p class=\"wp-block-paragraph\">\u5728\u4e0b\u4e00\u4ee3\u667a\u80fd\u5b89\u9632\u3001\u673a\u5668\u4eba\u5bfc\u822a\u3001\u4f4e\u7a7a\u58f0\u5b66\u5206\u6790\u548c\u667a\u80fd\u57ce\u5e02\u57fa\u7840\u8bbe\u65bd\u4e2d\uff0c\u89c6\u89c9\u611f\u77e5\u4e0d\u518d\u662f\u552f\u4e00\u7684\u611f\u5b98\u6a21\u5f0f\u3002\u58f0\u97f3\u4f5c\u4e3a\u4e00\u79cd <strong>\u201c\u5168\u5411\u3001\u975e\u89c6\u7ebf\u3001\u5168\u5929\u5019\u201d<\/strong> \u5a92\u4f53\u5df2\u6210\u4e3a\u73af\u5883\u610f\u8bc6\u7684\u91cd\u8981\u7b2c\u4e8c\u7ef4\u5ea6\u3002\u4ece PTZ \u76d1\u63a7\u6444\u50cf\u673a\u5230\u5de5\u4e1a\u9884\u6d4b\u6027\u7ef4\u62a4\u3001, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Acoustic_source_localization\" target=\"_blank\" rel=\"noreferrer noopener\">\u58f0\u6e90\u5b9a\u4f4d (SSL)<\/a> \u8d4b\u4e88\u673a\u5668\u4ece\u73af\u5883\u58f0\u5b66\u4e2d\u8fa8\u522b\u7a7a\u95f4\u8bed\u4e49\u7684\u80fd\u529b\u3002<\/p><h1 class=\"wp-block-heading\">1.\u4ec0\u4e48\u662f\u58f0\u6e90\u672c\u5730\u5316\uff08SSL\uff09\uff1f<\/h1><p class=\"wp-block-paragraph\">SSL \u662f\u4e00\u79cd\u7a7a\u95f4\u4fe1\u53f7\u5904\u7406\u6280\u672f\uff0c\u5229\u7528\u7a7a\u95f4\u5206\u5e03\u7684\u4f20\u611f\u5668\u9635\u5217\uff08\u9ea6\u514b\u98ce\u9635\u5217\uff09\u63a5\u6536\u58f0\u6ce2\u9762\u3002\u901a\u8fc7\u5206\u6790\u591a\u4e2a\u901a\u9053\u7684\u65f6\u95f4\u3001\u76f8\u4f4d\u548c\u632f\u5e45\u5dee\u5f02\uff0c\u7cfb\u7edf\u53ef\u53cd\u5411\u8ba1\u7b97\u58f0\u6e90\u7684\u65b9\u4f4d\u89d2\u3001\u4ef0\u89d2\u548c\u8303\u56f4\u3002<\/p><pre class=\"wp-block-code\"><code>[ \u58f0\u6e90 ]\n       ) ) ) (\u6ce2\u9635\u9762)\n      \/ | \\\n     v v v\n   [MIC1] [MIC2] [MIC3] \u2500\u2500\u2500&gt; [ DSP \u77e9\u9635\uff1aTDOA \/ \u76f8\u4f4d \/ \u5e45\u503c ] \u2500\u2500\u2500&gt; \u7a7a\u95f4\u5750\u6807<\/code><\/pre><p class=\"wp-block-paragraph\">\u4e0e \u201c\u58f0\u76f2 \u201d\u7684\u5355\u9ea6\u514b\u98ce\u7cfb\u7edf\u4e0d\u540c\uff0cSSL \u53ef\u5c06\u4e00\u7ef4\u97f3\u9891\u4fe1\u53f7\u63d0\u5347\u4e3a\u591a\u7ef4\u7a7a\u95f4\u667a\u80fd\u4fe1\u53f7\u3002<\/p><h3 class=\"wp-block-heading\">2.\u7ecf\u5178 SSL \u65b9\u6cd5\u4e0e\u6df1\u5ea6\u5b66\u4e60 SSL \u65b9\u6cd5\u7684\u6bd4\u8f83<\/h3><p class=\"wp-block-paragraph\">\u6839\u636e\u90e8\u7f72\u73af\u5883\u548c\u8ba1\u7b97\u9650\u5236\uff0c\u884c\u4e1a\u6807\u51c6 SSL \u65b9\u6cd5\u5206\u4e3a\u56db\u79cd\u4e3b\u8981\u6280\u672f\u8def\u5f84\uff1a<\/p><h4 class=\"wp-block-heading\">2.1 \u5230\u8fbe\u65f6\u95f4\u5dee\uff08TDOA \/ GCC-PHAT\uff09<\/h4><p class=\"wp-block-paragraph\">TDOA \u53ef\u4f30\u7b97\u9ea6\u514b\u98ce\u5bf9\u4e4b\u95f4\u7684\u76f8\u5bf9\u65f6\u5ef6\uff0c\u4ee5\u89e3\u6790\u76f8\u4ea4\u7684\u53cc\u66f2\u7ebf\u3002\u5728\u5b9e\u9645\u5de5\u7a0b\u4e2d\uff0cTDOA <strong>\u5e26\u76f8\u4f4d\u53d8\u6362\u7684\u5e7f\u4e49\u4ea4\u53c9\u76f8\u5173\uff08GCC-PHAT\uff09<\/strong> \u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u901a\u8fc7\u767d\u5316\u8f93\u5165\u9891\u8c31\uff0cGCC-PHAT \u5927\u5927\u51cf\u8f7b\u4e86\u5ba4\u5185\u6df7\u54cd\u5bf9\u4ea4\u53c9\u76f8\u5173\u5cf0\u503c\u7684\u5f71\u54cd\u3002<\/p><h4 class=\"wp-block-heading\">2.2 \u8f6c\u5411\u54cd\u5e94\u529f\u7387\uff08SRP-PHAT\uff09<\/h4><p class=\"wp-block-paragraph\">SRP-PHAT \u5c06\u5b9a\u4f4d\u89c6\u4e3a\u4e00\u79cd\u7a7a\u95f4\u7f51\u683c\u641c\u7d22\uff0c\u5728\u5019\u9009\u65b9\u5411\u4e0a\u6620\u5c04\u6ce2\u675f\u6210\u5f62\u5668\u7684\u8f6c\u5411\u54cd\u5e94\u529f\u7387\u3002\u5728\u591a\u5f84\u5931\u771f\u4e25\u91cd\u548c\u4fe1\u566a\u6bd4\uff08SNR\uff09\u8f83\u4f4e\u7684\u60c5\u51b5\u4e0b\uff0c\u5b83\u4ecd\u7136\u662f\u6700\u7a33\u5065\u7684\u7ecf\u5178\u7b97\u6cd5\u4e4b\u4e00\u3002<\/p><h4 class=\"wp-block-heading\">2.3 \u591a\u4fe1\u53f7\u5206\u7c7b\uff08MUSIC\uff09<\/h4><p class=\"wp-block-paragraph\">\u4f18\u96c5\u7684\u5b50\u7a7a\u95f4\u65b9\u6cd5, <a href=\"https:\/\/en.wikipedia.org\/wiki\/MUSIC_(algorithm)\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-0-color\">\u97f3\u4e50<\/mark><\/a>  \u5c06\u7a7a\u95f4\u534f\u65b9\u5dee\u77e9\u9635\u5206\u89e3\u4e3a\u4fe1\u53f7\u5b50\u7a7a\u95f4\u548c\u566a\u58f0\u5b50\u7a7a\u95f4\u3002\u5229\u7528\u8fd9\u4e24\u4e2a\u5b50\u7a7a\u95f4\u7684\u6b63\u4ea4\u6027\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u8d85\u5206\u8fa8\u7387\u7684\u5230\u8fbe\u65b9\u5411\uff08DOA\uff09\u4f30\u8ba1\uff0c\u5c3d\u7ba1\u5b83\u5bf9\u9635\u5217\u6821\u51c6\u8bef\u5dee\u4ecd\u7136\u975e\u5e38\u654f\u611f\u3002<\/p><h4 class=\"wp-block-heading\">2.4 \u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684 SSL\uff08CRNN \u548c\u53d8\u538b\u5668\uff09<\/h4><p class=\"wp-block-paragraph\">\u6570\u636e\u9a71\u52a8\u578b\u67b6\u6784\u6b63\u5728\u6539\u53d8 SSL \u6a21\u5f0f\u3002\u6700\u8fd1\u53d1\u8868\u5728 <a href=\"https:\/\/www.mdpi.com\/2076-3417\/15\/13\/7419\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-0-color\"><em>\u5e94\u7528\u79d1\u5b66<\/em> (MDPI)<\/mark><\/a> \u91cd\u70b9\u4ecb\u7ecd\u4e86\u590d\u6742\u5377\u79ef\u7f51\u7edc\u5982\u4f55\u4e0e\u5bf9\u6297\u6027\u8fc1\u79fb\u5b66\u4e60\u76f8\u7ed3\u5408\uff0c\u6210\u529f\u9694\u79bb\u6d77\u6d0b\u58f0\u5b66\u3001\u9ad8\u6df7\u54cd\u667a\u80fd\u5bb6\u5c45\u548c\u52a8\u6001\u822a\u7a7a\u4f20\u611f\u5e73\u53f0\u4e2d\u7684\u975e\u7a33\u6001\u566a\u58f0\u5256\u9762\u3002<\/p><blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\"><strong>\u6570\u636e\u5730\u6807<\/strong>:\u57fa\u51c6\u8bc4\u4f30\u8868\u660e\uff0c\u5377\u79ef\u9012\u5f52\u795e\u7ecf\u7f51\u7edc\uff08CRNN\uff09\u5b9e\u73b0\u4e86\u8d85\u4f4e\u7684 <strong>6.00\u00b0 DOA \u8bef\u5dee<\/strong> \u548c\u4e00\u4e2a <strong>72.8% F1 \u5206\u6570<\/strong> \u5728\u566a\u58f0\u6307\u6807\u4e25\u91cd\u4e0d\u5229\u7684\u60c5\u51b5\u4e0b\u3002<\/p><\/blockquote><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u65b9\u6cd5<\/strong><\/td><td><strong>\u6838\u5fc3\u539f\u5219<\/strong><\/td><td><strong>\u4f18\u70b9<\/strong><\/td><td><strong>\u7f3a\u70b9<\/strong><\/td><td><strong>\u7406\u60f3\u5e73\u53f0<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Tdoa \/ GCC-phat<\/strong><\/td><td>\u65f6\u5ef6\u4ea4\u53c9\u76f8\u5173<\/td><td>\u8ba1\u7b97\u8d1f\u8377\u4f4e\uff1b\u6267\u884c\u901f\u5ea6\u8d85\u5feb<\/td><td>\u5728\u9ad8\u6df7\u54cd\u6761\u4ef6\u4e0b\u6027\u80fd\u6025\u5267\u4e0b\u964d<\/td><td>\u4f4e\u529f\u8017 MCU\/\u5b9a\u70b9 DSP<\/td><\/tr><tr><td><strong>SRP-PHAT<\/strong><\/td><td>\u7a7a\u95f4\u529f\u7387\u8c31\u626b\u63cf<\/td><td>\u6297\u566a\u80fd\u529b\u5f3a\uff1b\u53ef\u5904\u7406\u591a\u6e90\u5b57\u6bb5<\/td><td>\u8ba1\u7b97\u6210\u672c\u968f\u7f51\u683c\u5bc6\u5ea6\u5448\u6307\u6570\u7ea7\u589e\u957f<\/td><td>\u6d6e\u70b9 DSP \/ MPU<\/td><\/tr><tr><td><strong>\u97f3\u4e50<\/strong><\/td><td>\u5b50\u7a7a\u95f4\u6b63\u4ea4\u5206\u89e3<\/td><td>\u8d85\u5206\u8fa8\u7387\u89d2\u5ea6\u7cbe\u5ea6<\/td><td>\u9700\u8981\u56fa\u5b9a\u7684\u6e90\u8ba1\u6570\uff1b\u5bf9\u786c\u4ef6\u5dee\u5f02\u6781\u4e3a\u654f\u611f<\/td><td>\u9ad8\u6027\u80fd DSP \/ FPGA<\/td><\/tr><tr><td><strong>\u6df1\u5ea6\u5b66\u4e60\uff08CRNN\uff09<\/strong><\/td><td>\u7aef\u5230\u7aef\u975e\u7ebf\u6027\u6620\u5c04<\/td><td>\u9ad8\u5ea6\u81ea\u9002\u5e94\uff1b\u8fc7\u6ee4\u975e\u7a33\u6001\u73af\u5883\u566a\u58f0<\/td><td>\u9ed1\u7bb1\u6027\u8d28\uff1b\u9700\u8981\u5927\u91cf\u6807\u6ce8\u6570\u636e\u96c6<\/td><td>\u8fb9\u7f18\u4eba\u5de5\u667a\u80fd\u52a0\u901f\u5668\/NPU<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\">3.\u7cfb\u7edf\u5de5\u7a0b\u5e08\u786c\u4ef6\u8bbe\u8ba1\u77e9\u9635<\/h3><p class=\"wp-block-paragraph\">\u5982\u679c\u6ca1\u6709\u786c\u4ef6\u4f20\u611f\u5668\u5c42\u7684\u7edd\u5bf9\u7cbe\u5ea6\uff0c\u7b97\u6cd5\u4f18\u5316\u5c31\u4e0d\u4f1a\u6709\u4ec0\u4e48\u6210\u679c\u3002\u5728\u8bbe\u8ba1\u58f0\u5b66\u9635\u5217\u65f6\uff0c\u6709\u4e24\u4e2a\u786c\u4ef6\u57fa\u51c6\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\uff1a<\/p><ul class=\"wp-block-list\"><li><strong>\u6e20\u9053\u4e4b\u95f4\u7684\u4e00\u81f4\u6027<\/strong>\u901a\u9053\u4e4b\u95f4\u7684\u589e\u76ca\u504f\u5dee\u5e94\u63a7\u5236\u5728 \u00b11dB \u4ee5\u5185\uff0c\u76f8\u4f4d\u8bef\u5dee\u4e3a <strong>\u22645\u00b0<\/strong>. .\u8d85\u8fc7\u8fd9\u4e2a\u7a97\u53e3\u7684\u5dee\u5f02\u4f1a\u5bfc\u81f4\u5b50\u7a7a\u95f4\u7b97\u6cd5\uff08\u5982 MUSIC\uff09\u7acb\u5373\u5931\u6548\u3002<\/li>\n\n<li><strong>MEMS \u9ea6\u514b\u98ce\u89c4\u683c<\/strong>:\u8981\u83b7\u5f97\u5de5\u4e1a\u7ea7\u7684\u53ef\u9760\u6027\uff0c\u5e94\u4f18\u5148\u9009\u62e9\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\u7684\u4f20\u611f\u5668 <strong>\u4fe1\u566a\u6bd4 &gt; 65 \u5206\u8d1d<\/strong>, \u58f0\u5b66\u8fc7\u8f7d\u70b9<strong>AOP &gt; 120 \u5206\u8d1d\u58f0\u538b\u7ea7<\/strong>)\uff0c\u4ee5\u53ca\u5353\u8d8a\u7684\u70ed\u58f0\u76f8\u7a33\u5b9a\u6027\u3002<\/li><\/ul><p class=\"wp-block-paragraph\">\u5728 <strong>\u65e0\u9521\u7845\u6e90\u79d1\u6280\u6709\u9650\u516c\u53f8\uff08SISTC(\u65e0\u9521\u7845\u6e90\u79d1\u6280\u6709\u9650\u516c\u53f8\uff09<\/strong>, \u6211\u4eec\u4e13\u6ce8\u4e8e\u5148\u8fdb\u7684 MEMS \u9ea6\u514b\u98ce\u8bbe\u8ba1\u548c\u5236\u9020\u3002\u6211\u4eec\u7684\u9ad8\u7cbe\u5ea6\u6a21\u62df\u63a5\u53e3\u548c\u4f4e\u529f\u8017\u58f0\u5b66\u6a21\u5757\u53ef\u63d0\u4f9b\u82db\u523b\u7684\u7a7a\u95f4\u97f3\u9891\u5e94\u7528\u6240\u9700\u7684\u4e25\u683c\u76f8\u4f4d\u4e00\u81f4\u6027\u3002\u6211\u4eec\u63d0\u4f9b\u5168\u9762\u7684\u5de5\u7a0b\u5de5\u5177\u5305\u548c\u514d\u8d39\u5de5\u7a0b\u6837\u54c1\uff0c\u4ee5\u652f\u6301\u60a8\u7684\u7814\u53d1\u8bc4\u4f30\u3002<\/p><p class=\"wp-block-paragraph\">\ud83d\udc49 <strong><a href=\"https:\/\/sistc.com\/zh\/products\/\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-0-color\">\u5728 SISTC \u4ea7\u54c1\u95e8\u6237\u7533\u8bf7\u514d\u8d39\u5de5\u7a0b\u6837\u54c1<\/mark><\/a><\/strong><\/p><p class=\"wp-block-paragraph\">\u6709\u5173\u91cf\u8eab\u5b9a\u5236\u7684\u9635\u5217\u51e0\u4f55\u5f62\u72b6\u54a8\u8be2\uff08\u7ebf\u6027\u3001\u5706\u5f62\u3001\u7403\u5f62\uff09\uff0c\u8bf7\u76f4\u63a5\u8054\u7cfb\u6211\u4eec\u7684\u73b0\u573a\u5e94\u7528\u5de5\u7a0b\u5e08\uff0c\u8054\u7cfb\u65b9\u5f0f\u662f <strong>denny_tan@sistc.com<\/strong>.<\/p><p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Tags: Sound Source Localization | SSL Algorithms | TDOA | GCC-PHAT | MEMS Microphone Array | Intelligent Security Author: SISTC Technical Team Published: June 2, 2026 Reading Time: 6 mins 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