{"id":66954,"date":"2026-01-27T22:33:03","date_gmt":"2026-01-27T14:33:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/66954.html"},"modified":"2026-01-27T22:33:03","modified_gmt":"2026-01-27T14:33:03","slug":"%e7%8e%b0%e4%bb%a3%e6%99%ba%e8%83%bd%e6%b1%bd%e8%bd%a6%e4%b8%ad%e7%9a%84%e6%97%a0%e7%ba%bf%e6%8a%80%e6%9c%af44-bt%e4%b8%8eble%ef%bc%883%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/66954.html","title":{"rendered":"\u73b0\u4ee3\u667a\u80fd\u6c7d\u8f66\u4e2d\u7684\u65e0\u7ebf\u6280\u672f44\u2014\u2014BT\u4e0eBLE\uff083\uff09"},"content":{"rendered":"<p>\u84dd\u7259\u91c7\u7528GFSK\u548c\u03c0\/4-DQPSK\u4e24\u79cd\u8c03\u5236\u65b9\u5f0f\u51b3\u5b9a\u4f20\u8f93\u901f\u5ea6\u3002GFSK\u901a\u8fc7\u9891\u7387\u53d8\u5316\u4f20\u8f931bit\/\u7b26\u53f7&#xff0c;\u901f\u73871Mbps\u4f46\u6297\u5e72\u6270\u5f3a&#xff1b;\u03c0\/4-DQPSK\u5229\u7528\u76f8\u4f4d\u53d8\u5316\u4f20\u8f932bit\/\u7b26\u53f7&#xff0c;\u901f\u7387\u8fbe2Mbps\u3002\u4f20\u7edf\u84dd\u7259EDR\u6a21\u5f0f\u6700\u9ad8\u7406\u8bba\u901f\u73873Mbps&#xff08;8DPSK&#xff09;&#xff0c;\u5b9e\u9645\u541e\u5410\u7ea62.1Mbps&#xff0c;\u4e13\u4e3a\u97f3\u9891\u4f20\u8f93\u4f18\u5316\u3002\u84dd\u72593.0&#043;HS\u66fe\u901a\u8fc7Wi-Fi\u5b9e\u73b054Mbps&#xff0c;\u4f46\u56e0\u529f\u8017\u9ad8\u88ab\u6dd8\u6c70\u3002BLE\u575a\u6301GFSK\u4ee5\u4fdd\u8bc1\u4f4e\u529f\u8017&#xff0c;\u901f\u5ea6\u63d0\u5347\u901a\u8fc7\u63d0\u9ad8\u7b26\u53f7\u7387\u800c\u975e\u6539\u53d8\u8c03\u5236\u65b9\u5f0f\u3002\u4e0d\u540c\u8c03\u5236\u65b9\u5f0f\u5728\u901f\u7387\u3001\u529f\u8017\u548c\u6297\u5e72\u6270\u6027\u95f4\u53d6\u5f97\u5e73\u8861&#xff0c;\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u9700\u6c42\u3002<\/p>\n<p>\u8c03\u5236\u89e3\u8c03&#xff1a;GFSK\u4e0e\u03c0\/4-DQPSK\u7684\u533a\u522b&#xff08;\u4e3a\u4ec0\u4e48\u4f20\u7edf\u84dd\u7259\u4f20\u5f97\u5feb&#xff1f;&#xff09;<\/p>\n<p>\u5728\u65e0\u7ebf\u901a\u4fe1\u7684\u5fae\u89c2\u4e16\u754c\u91cc&#xff0c;\u6240\u6709\u76840\u548c1\u6700\u7ec8\u90fd\u8981\u53d8\u6210\u7535\u78c1\u6ce2\u7684\u6ce2\u52a8\u3002**\u8c03\u5236&#xff08;Modulation&#xff09;**\u5c31\u662f\u628a0\u548c1\u201c\u9a91\u201d\u5728\u7535\u78c1\u6ce2\u4e0a\u7684\u8fc7\u7a0b\u3002 \u84dd\u7259\u5bb6\u65cf\u4e3b\u8981\u4f7f\u7528\u4e86\u4e24\u79cd\u622a\u7136\u4e0d\u540c\u7684\u8c03\u5236\u65b9\u5f0f&#xff0c;\u8fd9\u4e5f\u51b3\u5b9a\u4e86\u5b83\u4eec\u7684\u901f\u5ea6\u5dee\u5f02\u3002<\/p>\n<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"328\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9d315a1.png\" width=\"550\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"864\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9d5093b.png\" width=\"723\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"442\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9d79f46.png\" width=\"651\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"120\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9d99b83.png\" width=\"379\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"768\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9dac209.png\" width=\"1024\" \/><\/p>\n<h3><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"564\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127143301-6978cc9dee099.png\" width=\"702\" \/><\/h3>\n<p>\u4e00\u3001 \u57fa\u7840\u6a21\u5f0f&#xff1a;GFSK \u2014\u2014 \u7a33\u5982\u8001\u72d7 (1 Mbps)<\/p>\n<p>GFSK (Gaussian Frequency Shift Keying&#xff0c;\u9ad8\u65af\u9891\u79fb\u952e\u63a7) \u662f\u84dd\u7259\u6700\u539f\u59cb\u3001\u6700\u57fa\u7840\u7684\u8c03\u5236\u65b9\u5f0f\u3002<\/p>\n<ul>\n<li>\n<p>\u4f7f\u7528\u8005&#xff1a;<\/p>\n<\/li>\n<li>\n<p>\u4f20\u7edf\u84dd\u7259\u7684 BR (Basic Rate) \u6a21\u5f0f\u3002<\/p>\n<\/li>\n<li>\n<p>BLE \u7684 1M PHY \u548c 2M PHY \u6a21\u5f0f\u3002<\/p>\n<\/li>\n<\/ul>\n<p>1. \u539f\u7406&#xff1a;\u7528\u9891\u7387\u4ee3\u88680\u548c1 GFSK \u7684\u903b\u8f91\u975e\u5e38\u7b80\u5355\u7c97\u66b4&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u9891\u7387\u504f\u9ad8\u4e00\u70b9&#xff08;&#043;f&#xff09;&#xff0c;\u4ee3\u8868 1\u3002<\/p>\n<\/li>\n<li>\n<p>\u9891\u7387\u504f\u4f4e\u4e00\u70b9&#xff08;-f&#xff09;&#xff0c;\u4ee3\u8868 0\u3002<\/p>\n<\/li>\n<li>\n<p>\u201cG\u201d (Gaussian)&#xff1a; \u5728\u9891\u7387\u7a81\u53d8\u4e4b\u524d&#xff0c;\u5148\u8fc7\u4e00\u4e2a\u9ad8\u65af\u6ee4\u6ce2\u5668&#xff0c;\u8ba9\u6ce2\u5f62\u53d8\u5316\u5f97\u201c\u5706\u6da6\u201d\u4e00\u70b9&#xff0c;\u4e0d\u8981\u6709\u9510\u5229\u7684\u68f1\u89d2&#xff08;\u51cf\u5c11\u9891\u8c31\u6cc4\u6f0f&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<p>2. \u7279\u70b9&#xff1a;\u4e00\u4e2a\u841d\u535c\u4e00\u4e2a\u5751 \u5728GFSK\u6a21\u5f0f\u4e0b&#xff0c;\u4e00\u4e2a\u7b26\u53f7&#xff08;Symbol&#xff09;\u53ea\u643a\u5e26 1 bit \u4fe1\u606f\u3002<\/p>\n<ul>\n<li>\n<p>\u53d1\u5c04 100\u4e07\u6b21\u7b26\u53f7 &#061; \u4f20\u8f93 100\u4e07 bit \u6570\u636e\u3002<\/p>\n<\/li>\n<li>\n<p>\u6240\u4ee5&#xff0c;BR\u6a21\u5f0f\u7684\u901f\u7387\u5c31\u662f 1 Mbps\u3002<\/p>\n<\/li>\n<\/ul>\n<p>3. \u4f18\u7f3a\u70b9<\/p>\n<ul>\n<li>\n<p>\u4f18\u70b9&#xff1a; \u6781\u5176\u6297\u5e72\u6270&#xff0c;\u89e3\u8c03\u7b80\u5355&#xff0c;\u7701\u7535&#xff0c;\u6210\u672c\u4f4e\u3002\u53ea\u8981\u9891\u7387\u6709\u504f\u5dee\u5c31\u80fd\u8bfb\u51fa\u6765\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a; \u6548\u7387\u4f4e\u3002\u5c31\u50cf\u4e00\u8f86\u5927\u5361\u8f66&#xff08;\u4e00\u4e2a\u7b26\u53f7\u5468\u671f&#xff09;\u53ea\u62c9\u4e86\u4e00\u4e2a\u82f9\u679c&#xff08;1 bit&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<h3><\/h3>\n<p>\u4e8c\u3001 \u8fdb\u9636\u6a21\u5f0f&#xff1a;PSK\u5bb6\u65cf \u2014\u2014 \u75af\u72c2\u88c5\u8f7d (2 Mbps \/ 3 Mbps)<\/p>\n<p>\u4e3a\u4e86\u4f20\u8f93\u9ad8\u54c1\u8d28\u97f3\u4e50&#xff08;CD\u7ea7\u97f3\u8d28\u9700\u8981\u7ea61.4Mbps\u5e26\u5bbd&#xff09;&#xff0c;1 Mbps\u7684GFSK\u663e\u7136\u4e0d\u591f\u7528\u4e86\u3002\u4e8e\u662f&#xff0c;\u84dd\u72592.0\u5f15\u5165\u4e86 EDR (Enhanced Data Rate) \u6280\u672f\u3002 EDR \u7684\u6838\u5fc3\u601d\u60f3\u662f&#xff1a;\u9891\u7387\u4e0d\u53d8&#xff0c;\u6211\u4eec\u73a9\u76f8\u4f4d&#xff08;Phase&#xff09;\u3002 1. \u03c0\/4-DQPSK \u2014\u2014 2 Mbps \u7684\u79d8\u5bc6 \u5168\u79f0&#xff1a;\u03c0\/4\u03c0\/4 Differential Quadrature Phase Shift Keying&#xff08;\u03c0\/4\u5dee\u5206\u6b63\u4ea4\u76f8\u79fb\u952e\u63a7&#xff09;\u3002 \u522b\u88ab\u540d\u5b57\u5413\u5230&#xff0c;\u5b83\u7684\u903b\u8f91\u662f&#xff1a;<\/p>\n<ul>\n<li>\n<p>GFSK\u53ea\u770b\u9891\u7387\u9ad8\u4f4e\u3002<\/p>\n<\/li>\n<li>\n<p>DQPSK\u770b\u6ce2\u5f62\u7684\u76f8\u4f4d\u53d8\u5316\u3002<\/p>\n<\/li>\n<li>\n<p>\u6211\u4eec\u5c06\u76f8\u4f4d\u5207\u5206\u6210 4\u79cd \u53ef\u80fd\u6027&#xff08;0\u00b0, 90\u00b0, 180\u00b0, 270\u00b0&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u6bcf\u6b21\u76f8\u4f4d\u53d8\u5316&#xff0c;\u53ef\u4ee5\u4ee3\u8868 2 bit \u4fe1\u606f (00, 01, 10, 11)\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u7ed3\u679c&#xff1a; \u540c\u6837\u662f\u4e00\u4e2a\u7b26\u53f7\u5468\u671f&#xff0c;\u8fd9\u8f86\u5361\u8f66\u62c9\u4e86 2\u4e2a\u82f9\u679c\u3002\u901f\u7387\u7ffb\u500d&#xff0c;\u8fbe\u5230 2 Mbps\u3002 2. 8DPSK \u2014\u2014 3 Mbps \u7684\u6781\u9650 \u5168\u79f0&#xff1a;8-ary Differential Phase Shift Keying&#xff08;8\u8fdb\u5236\u5dee\u5206\u76f8\u79fb\u952e\u63a7&#xff09;\u3002<\/p>\n<ul>\n<li>\n<p>\u66f4\u8fdb\u4e00\u6b65&#xff0c;\u5c06\u76f8\u4f4d\u5207\u5206\u6210 8\u79cd \u53ef\u80fd\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u6bcf\u6b21\u76f8\u4f4d\u53d8\u5316&#xff0c;\u53ef\u4ee5\u4ee3\u8868 3 bit \u4fe1\u606f (000, 001, &#8230; 111)\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u7ed3\u679c&#xff1a; \u5361\u8f66\u62c9\u4e86 3\u4e2a\u82f9\u679c\u3002\u901f\u7387\u8fbe\u5230 3 Mbps\u3002\u8fd9\u662f\u4f20\u7edf\u84dd\u7259\u7684\u7406\u8bba\u6781\u9650\u3002<\/p>\n<p>\u4f20\u7edf\u84dd\u7259&#xff08;Classic Bluetooth, BR\/EDR&#xff09;\u7684\u7269\u7406\u5c42\u7406\u8bba\u6700\u9ad8\u901f\u7387\u662f 3 Mbps\u3002<\/p>\n<p>\u800c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d&#xff0c;\u9664\u53bb\u534f\u8bae\u5934\u3001\u6821\u9a8c\u4f4d\u548c\u65f6\u9699\u95f4\u9694\u7b49\u5f00\u9500&#xff0c;\u5e94\u7528\u5c42\u5b9e\u9645\u6700\u5927\u541e\u5410\u91cf&#xff08;Throughput&#xff09; \u5927\u7ea6\u4e3a 2.1 Mbps\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u6280\u672f\u62c6\u89e3&#xff1a;<\/p>\n<p>1. \u7269\u7406\u5c42\u6781\u9650&#xff1a;3 Mbps \u7684\u7531\u6765<\/p>\n<p>\u8fd9\u4e2a\u901f\u7387\u662f\u7531 \u84dd\u7259 2.0 &#043; EDR \u6807\u51c6\u786e\u5b9a\u7684&#xff0c;\u5e76\u4e14\u81f3\u4eca\u672a\u53d8&#xff08;\u540e\u7eed\u7684\u84dd\u7259 5.x \u7248\u672c\u4e3b\u8981\u63d0\u5347\u7684\u662f BLE&#xff0c;\u5bf9\u4f20\u7edf\u84dd\u7259\u7684\u901f\u7387\u6ca1\u6709\u63d0\u5347&#xff09;\u3002<\/p>\n<ul>\n<li>\n<p>\u6280\u672f\u6a21\u5f0f&#xff1a; EDR (Enhanced Data Rate)<\/p>\n<\/li>\n<li>\n<p>\u8c03\u5236\u65b9\u5f0f&#xff1a; 8DPSK (8-ary Differential Phase Shift Keying)<\/p>\n<\/li>\n<li>\n<p>\u8ba1\u7b97\u516c\u5f0f&#xff1a;<\/p>\n<\/li>\n<li>\n<p>\u4f20\u7edf\u84dd\u7259\u7684\u7b26\u53f7\u7387&#xff08;Symbol Rate&#xff09;\u56fa\u5b9a\u4e3a 1 M\/s&#xff08;\u6bcf\u79d2\u53d1\u9001100\u4e07\u4e2a\u7b26\u53f7&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728 8DPSK \u8c03\u5236\u4e0b&#xff0c;\u6bcf\u4e2a\u7b26\u53f7\u643a\u5e26 3 bits \u4fe1\u606f&#xff08;\u76f8\u4f4d\u67098\u79cd\u53d8\u5316&#xff0c;23&#061;823&#061;8&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u901f\u7387 &#061; 1 M Symbol\/s \u00d7\u00d7 3 bits\/Symbol &#061; 3 Mbps\u3002<\/p>\n<\/li>\n<\/ul>\n<p>2. \u5b9e\u9645\u541e\u5410\u91cf&#xff1a;\u4e3a\u4ec0\u4e48\u53ea\u6709 2.1 Mbps&#xff1f;<\/p>\n<p>\u4f60\u6c38\u8fdc\u8dd1\u4e0d\u5230 3 Mbps&#xff0c;\u56e0\u4e3a\u4e2d\u95f4\u6709\u201c\u8fc7\u8def\u8d39\u201d\u3002\u84dd\u7259\u662f\u57fa\u4e8e TDD&#xff08;\u65f6\u5206\u53cc\u5de5&#xff09; \u7684&#xff0c;\u4f20\u8f93\u4e0d\u662f\u8fde\u7eed\u7684\u6c34\u6d41&#xff0c;\u800c\u662f\u4e00\u4e2a\u4e2a\u7684\u6570\u636e\u5305\u3002<\/p>\n<p>\u8981\u8fbe\u5230\u6700\u9ad8\u901f\u7387&#xff0c;\u5fc5\u987b\u6ee1\u8db3\u4ee5\u4e0b\u82db\u523b\u6761\u4ef6&#xff1a;<\/p>\n<li>\n<p>\u4f7f\u7528\u6700\u5927\u7684\u6570\u636e\u5305&#xff1a; \u5fc5\u987b\u4f7f\u7528 3-DH5 \u6570\u636e\u5305\u7c7b\u578b\u3002<\/p>\n<\/li>\n<ul>\n<li>\n<p>3&#xff1a; \u4ee3\u8868\u4f7f\u7528 3Mbps \u6a21\u5f0f (8DPSK)\u3002<\/p>\n<\/li>\n<li>\n<p>DH&#xff1a; \u4ee3\u8868 Data High rate (\u9ad8\u6570\u636e\u7387)\u3002<\/p>\n<\/li>\n<li>\n<p>5&#xff1a; \u4ee3\u8868\u8fd9\u4e2a\u5305\u4e00\u53e3\u6c14\u5360\u7528 5\u4e2a\u65f6\u9699 (5 slots)\u3002<\/p>\n<\/li>\n<li>\n<p>\u975e\u5bf9\u79f0\u4f20\u8f93&#xff1a; \u5fc5\u987b\u662f\u5355\u5411\u72c2\u4f20\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e3b\u8bbe\u5907&#xff08;\u624b\u673a&#xff09;\u75af\u72c2\u53d1 5 \u4e2a\u65f6\u9699\u7684\u5305\u3002<\/p>\n<\/li>\n<li>\n<p>\u4ece\u8bbe\u5907&#xff08;\u8033\u673a&#xff09;\u53ea\u80fd\u56de 1 \u4e2a\u65f6\u9699\u7684\u786e\u8ba4\u5305&#xff08;ACK&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u5982\u679c\u4e24\u8fb9\u90fd\u60f3\u53d1\u6570\u636e&#xff0c;\u901f\u5ea6\u5c31\u4f1a\u5bf9\u534a\u780d\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u6263\u9664\u5f00\u9500&#xff1a; \u6bcf\u4e2a\u6570\u636e\u5305\u91cc\u5305\u542b\u4e86&#xff1a;<\/p>\n<ul>\n<li>\n<p>Access Code&#xff08;\u63a5\u5165\u7801&#xff09;&#xff1a; \u7528\u4e8e\u540c\u6b65\u3002<\/p>\n<\/li>\n<li>\n<p>Header&#xff08;\u5305\u5934&#xff09;&#xff1a; \u53ea\u67091Mbps\u901f\u5ea6&#xff0c;\u975e\u5e38\u6162&#xff0c;\u7528\u4e8e\u544a\u8bc9\u5bf9\u65b9\u201c\u8fd9\u662f\u4e2a\u4ec0\u4e48\u5305\u201d\u3002<\/p>\n<\/li>\n<li>\n<p>Guard Time&#xff08;\u4fdd\u62a4\u95f4\u9694&#xff09;&#xff1a; \u9632\u6b62\u6536\u53d1\u5207\u6362\u65f6\u649e\u8f66\u3002<\/p>\n<\/li>\n<li>\n<p>CRC&#xff08;\u6821\u9a8c\u7801&#xff09;&#xff1a; \u68c0\u9519\u7528\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u628a\u8fd9\u4e9b\u4e0d\u4f20\u6570\u636e\u7684\u201c\u5e9f\u8bdd\u201d\u53bb\u6389\u540e&#xff0c;\u5269\u4e0b\u7684**\u6709\u6548\u8f7d\u8377&#xff08;Payload&#xff09;**\u4f20\u8f93\u901f\u7387\u6781\u9650\u7ea6\u4e3a 2.1 Mbps\u3002<\/p>\n<p>3. \u8fd9\u4e2a\u901f\u7387\u610f\u5473\u7740\u4ec0\u4e48&#xff1f;<\/p>\n<ul>\n<li>\n<p>\u4f20\u97f3\u9891&#xff1a; \u8db3\u591f\u4e86\u3002<\/p>\n<\/li>\n<li>\n<p>CD\u7ea7\u97f3\u8d28&#xff08;1.41 Mbps&#xff09;\u5b8c\u5168\u5403\u5f97\u4e0b\u3002<\/p>\n<\/li>\n<li>\n<p>\u7d22\u5c3c LDAC&#xff08;\u6700\u9ad8 990 kbps&#xff09;\u4e5f\u53ea\u5360\u7528\u4e86\u7ea6 50% \u7684\u5e26\u5bbd\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f46\u662f\u5728\u5e72\u6270\u73af\u5883\u4e0b&#xff0c;\u84dd\u7259\u4f1a\u81ea\u52a8\u964d\u901f\u5230 2Mbps \u751a\u81f3 1Mbps&#xff0c;\u8fd9\u65f6\u5019 LDAC \u5c31\u4f1a\u5361\u987f\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f20\u6587\u4ef6&#xff1a; \u592a\u6162\u4e86\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f20\u4e00\u5f20 5MB \u7684\u7167\u7247\u9700\u8981\u7ea6 20\u79d2\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f20\u4e00\u4e2a 1GB \u7684\u7535\u5f71\u9700\u8981\u7ea6 1\u5c0f\u65f6\u3002<\/p>\n<\/li>\n<\/ul>\n<p>4. \u4e3a\u4ec0\u4e48\u4e0d\u518d\u5feb\u4e00\u70b9&#xff1f;<\/p>\n<p>\u65e2\u7136 Wi-Fi \u80fd\u505a\u5230\u51e0\u767e\u5146&#xff0c;\u4e3a\u4ec0\u4e48\u84dd\u7259\u5361\u5728 3Mbps \u4e0d\u52a8\u4e86&#xff1f; \u8fd9\u5c31\u6d89\u53ca\u5230\u4e86\u7269\u7406\u5c42\u7684\u535a\u5f08&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5982\u679c\u8981\u4e0a\u66f4\u9ad8\u9636\u7684\u8c03\u5236&#xff08;\u6bd4\u5982 16-QAM&#xff0c;\u4e00\u8f66\u62c94\u4e2a\u82f9\u679c&#xff09;&#xff0c;\u5bf9**\u4fe1\u566a\u6bd4&#xff08;SNR&#xff09;**\u7684\u8981\u6c42\u4f1a\u6307\u6570\u7ea7\u4e0a\u5347\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fd9\u610f\u5473\u7740\u53d1\u5c04\u529f\u7387\u5fc5\u987b\u52a0\u5927&#xff0c;\u6216\u8005\u63a5\u6536\u7075\u654f\u5ea6\u8981\u6c42\u6781\u9ad8\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fd9\u4f1a\u5bfc\u81f4\u529f\u8017\u98d9\u5347\u548c\u6297\u5e72\u6270\u80fd\u529b\u53d8\u5dee\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u84dd\u7259\u7684\u8bbe\u8ba1\u521d\u8877\u662f\u201c\u7701\u7535\u7684\u77ed\u8ddd\u901a\u4fe1\u201d&#xff0c;3 Mbps \u662f\u5728 \u529f\u8017\u3001\u6210\u672c\u3001\u6297\u5e72\u6270 \u4e09\u8005\u4e4b\u95f4\u627e\u5230\u7684\u6700\u4f73\u5e73\u8861\u70b9&#xff08;Sweet Spot&#xff09;\u3002<\/p>\n<p>\u603b\u7ed3<\/p>\n<ul>\n<li>\n<p>\u7406\u8bba\u7269\u7406\u901f\u7387&#xff1a; 3 Mbps (EDR 8DPSK)<\/p>\n<\/li>\n<li>\n<p>\u5b9e\u9645\u6700\u9ad8\u541e\u5410&#xff1a; ~2.1 Mbps<\/p>\n<\/li>\n<li>\n<p>\u7ed3\u8bba&#xff1a; \u4f20\u7edf\u84dd\u7259\u5c31\u662f\u4e3a\u4e86\u4f20\u97f3\u9891\u8bbe\u8ba1\u7684&#xff0c;\u8fd9\u4e2a\u901f\u5ea6\u521a\u597d\u591f\u7528&#xff0c;\u4e0d\u591a\u4e5f\u4e0d\u5c11\u3002\u8981\u4f20\u5927\u6587\u4ef6&#xff0c;\u8bf7\u51fa\u95e8\u5de6\u8f6c\u627e Wi-Fi\u3002<\/p>\n<\/li>\n<\/ul>\n<h3><\/h3>\n<p>\u4e09\u3001 \u4e3a\u4ec0\u4e48BLE\u4e0d\u7528 8DPSK&#xff1f;<\/p>\n<p>\u8fd9\u5c31\u56de\u5230\u4e86\u8bbe\u8ba1\u54f2\u5b66\u7684\u6839\u672c\u5dee\u5f02\u3002<\/p>\n<ul>\n<li>\n<p>\u4f20\u7edf\u84dd\u7259&#xff08;EDR&#xff09; \u4e3a\u4e86\u8ffd\u6c42\u901f\u5ea6&#xff0c;\u727a\u7272\u4e86\u6297\u5e72\u6270\u80fd\u529b\u548c\u63a5\u6536\u7075\u654f\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u6bd4\u55bb&#xff1a; 8DPSK\u5c31\u50cf\u662f\u5728\u7a0d\u5fae\u6709\u70b9\u6296\u52a8\u7684\u7eb8\u4e0a\u5199\u6781\u5c0f\u7684\u5b57\u3002\u7a0d\u5fae\u6709\u4e00\u70b9\u566a\u58f0\u5e72\u6270&#xff08;\u7eb8\u6296\u4e86\u4e00\u4e0b&#xff09;&#xff0c;\u63a5\u6536\u7aef\u5c31\u5206\u4e0d\u6e05\u662f001\u8fd8\u662f010\u4e86\u3002\u8fd9\u9700\u8981\u5927\u529f\u7387\u53d1\u5c04\u548c\u590d\u6742\u7684\u7ea0\u9519\u7b97\u6cd5&#xff0c;\u8d39\u7535\u3002<\/p>\n<\/li>\n<li>\n<p>BLE \u7684\u6838\u5fc3\u4efb\u52a1\u662f\u7701\u7535\u3002<\/p>\n<\/li>\n<li>\n<p>BLE \u575a\u5b88 GFSK \u9635\u5730\u3002\u56e0\u4e3a\u5b83\u7b80\u5355\u3001\u76ae\u5b9e\u3001\u89e3\u8c03\u7535\u8def\u529f\u8017\u6781\u4f4e\u3002<\/p>\n<\/li>\n<li>\n<p>\u54ea\u6015\u5230\u4e86 \u84dd\u72595.0 \u5f15\u5165\u4e86 2M PHY&#xff08;2\u500d\u901f&#xff09;&#xff0c;\u5b83\u4f9d\u7136\u4f7f\u7528 GFSK&#xff01;<\/p>\n<\/li>\n<li>\n<p>\u600e\u4e48\u505a\u5230\u7684&#xff1f; \u84dd\u72595.0\u5e76\u6ca1\u6709\u50cfEDR\u90a3\u6837\u589e\u52a0\u6bcf\u4e2a\u7b26\u53f7\u7684\u4fe1\u606f\u91cf&#xff08;\u6ca1\u6709\u7528PSK&#xff09;&#xff0c;\u800c\u662f\u5355\u7eaf\u5730\u628a\u53d1\u7b26\u53f7\u7684\u901f\u5ea6\u52a0\u5feb\u4e86\u4e00\u500d&#xff08;\u7b26\u53f7\u7387\u4ece1M\/s\u53d8\u62102M\/s&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u4ee3\u4ef7&#xff1a; \u5e26\u5bbd\u53d8\u5927&#xff0c;\u7075\u654f\u5ea6\u7a0d\u5fae\u4e0b\u964d&#xff0c;\u8ddd\u79bb\u7f29\u77ed\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u56db\u3001 \u5de5\u7a0b\u5e08\u89c6\u89d2\u7684\u603b\u7ed3\u8868<\/p>\n<table>\n<tbody>\n<tr>\n<p>\u6a21\u5f0f<\/p>\n<p>\u8c03\u5236\u65b9\u5f0f<\/p>\n<p>\u7b26\u53f7\u643a\u5e26\u4fe1\u606f<\/p>\n<p>\u7406\u8bba\u901f\u7387<\/p>\n<p>\u5e94\u7528\u573a\u666f<\/p>\n<\/tr>\n<tr>\n<td>\n<p>Classic BR<\/p>\n<\/td>\n<td>\n<p>GFSK<\/p>\n<\/td>\n<td>\n<p>1 bit<\/p>\n<\/td>\n<td>\n<p>1 Mbps<\/p>\n<\/td>\n<td>\n<p>\u5efa\u7acb\u8fde\u63a5\u3001\u63a7\u5236\u4fe1\u4ee4<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Classic EDR 2M<\/p>\n<\/td>\n<td>\n<p>\u03c0\/4\u03c0\/4-DQPSK<\/p>\n<\/td>\n<td>\n<p>2 bits<\/p>\n<\/td>\n<td>\n<p>2 Mbps<\/p>\n<\/td>\n<td>\n<p>\u666e\u901a\u97f3\u8d28A2DP (SBC\/AAC)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Classic EDR 3M<\/p>\n<\/td>\n<td>\n<p>8DPSK<\/p>\n<\/td>\n<td>\n<p>3 bits<\/p>\n<\/td>\n<td>\n<p>3 Mbps<\/p>\n<\/td>\n<td>\n<p>\u9ad8\u97f3\u8d28 (LDAC\/LHDC)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>BLE 1M PHY<\/p>\n<\/td>\n<td>\n<p>GFSK<\/p>\n<\/td>\n<td>\n<p>1 bit<\/p>\n<\/td>\n<td>\n<p>1 Mbps<\/p>\n<\/td>\n<td>\n<p>\u7edd\u5927\u591a\u6570IoT\u8bbe\u5907<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>BLE 2M PHY<\/p>\n<\/td>\n<td>\n<p>GFSK (\u9ad8\u901f\u7248)<\/p>\n<\/td>\n<td>\n<p>1 bit<\/p>\n<\/td>\n<td>\n<p>2 Mbps<\/p>\n<\/td>\n<td>\n<p>\u56fa\u4ef6\u5347\u7ea7(OTA)\u3001\u5927\u91cf\u6570\u636e\u540c\u6b65<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>BLE Coded<\/p>\n<\/td>\n<td>\n<p>GFSK (\u5197\u4f59\u7248)<\/p>\n<\/td>\n<td>\n<p>1\/2 \u6216 1\/8 bit<\/p>\n<\/td>\n<td>\n<p>125 kbps<\/p>\n<\/td>\n<td>\n<p>\u8d85\u8fdc\u8ddd\u79bb\u4f20\u611f\u5668 (Long Range)<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><\/h3>\n<p>\u4e94\u3001 \u907f\u5751\u5b9e\u6218&#xff1a;\u4e3a\u4ec0\u4e48\u6211\u7684\u8033\u673a\u542c\u6b4c\u5361\u987f&#xff1f;<\/p>\n<p>\u5728\u5f00\u53d1\u6216\u4f7f\u7528\u84dd\u7259\u97f3\u9891\u4ea7\u54c1\u65f6&#xff0c;\u6211\u4eec\u5e38\u9047\u5230\u73af\u5883\u5e72\u6270\u5bfc\u81f4\u7684\u5361\u987f\u3002\u8fd9\u901a\u5e38\u662f Rate Adaptation (\u901f\u7387\u81ea\u9002\u5e94) \u673a\u5236\u5728\u8d77\u4f5c\u7528\u3002<\/p>\n<li>\n<p>\u6b63\u5e38\u72b6\u6001&#xff1a; \u8033\u673a\u5de5\u4f5c\u5728 3-DH5 (8DPSK) \u6a21\u5f0f\u4e0b&#xff0c;\u901f\u73873Mbps&#xff0c;\u97f3\u8d28\u5b8c\u7f8e\u3002<\/p>\n<\/li>\n<li>\n<p>\u9047\u5230\u5e72\u6270&#xff1a; \u4f60\u8d70\u8fdb\u4e86\u4eba\u591a\u7684\u5730\u94c1\u7ad9&#xff0c;2.4GHz\u5145\u6ee1\u4e86\u566a\u58f0\u30028DPSK\u8fd9\u79cd\u7cbe\u7ec6\u7684\u8c03\u5236\u89e3\u8c03\u5f00\u59cb\u9891\u7e41\u51fa\u9519&#xff08;\u8bef\u7801\u7387\u98d9\u5347&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u964d\u7ea7&#xff08;Fallback&#xff09;&#xff1a; \u84dd\u7259\u82af\u7247\u5224\u65ad\u201c\u73b0\u5728\u7684\u8def\u51b5\u592a\u5dee&#xff0c;\u5f00\u4e0d\u4e86\u6cd5\u62c9\u5229\u201d&#xff0c;\u4e8e\u662f\u81ea\u52a8\u534f\u5546&#xff0c;\u964d\u7ea7\u4e3a 2-DH5 (\u03c0\/4\u03c0\/4-DQPSK) \u751a\u81f3 DM5 (GFSK)\u3002<\/p>\n<\/li>\n<li>\n<p>\u7ed3\u679c&#xff1a; \u901f\u7387\u4ece3Mbps\u8dcc\u52301Mbps\u3002\u5982\u679c\u4f60\u7684\u97f3\u9891\u6d41\u662f\u9ad8\u7801\u7387\u7684LDAC (990kbps)&#xff0c;\u5e26\u5bbd\u77ac\u95f4\u6349\u895f\u89c1\u8098&#xff0c;\u5fc5\u7136\u5361\u987f\u3001\u7206\u97f3&#xff0c;\u751a\u81f3\u81ea\u52a8\u5207\u56de\u4f4e\u97f3\u8d28\u7684SBC\u7f16\u7801\u3002<\/p>\n<\/li>\n<h3><\/h3>\n<p>\u8865\u5145\u4f20\u7edf\u84dd\u7259\u768454Mbps\u8bf4\u660e<\/p>\n<p>\u5728\u84dd\u7259\u7684\u53d1\u5c55\u53f2\u4e0a&#xff0c;\u201c54Mbps\u201d \u786e\u5b9e\u5b58\u5728\u8fc7&#xff0c;\u4f46\u5b83\u662f\u4e00\u4e2a\u5de8\u5927\u7684\u8bef\u89e3&#xff0c;\u6216\u8005\u8bf4\u662f\u4e00\u4e2a**\u201c\u6280\u672f\u4e0a\u7684\u4f5c\u5f0a\u201d**\u3002 \u8fd9\u4e3b\u8981\u51fa\u73b0\u5728 Bluetooth 3.0 &#043; HS (High Speed) \u7248\u672c\u4e2d\u3002\u8fd9\u4e2a\u7248\u672c\u662f\u84dd\u7259\u5386\u53f2\u4e0a\u6700\u5947\u7279\u3001\u4e5f\u6700\u5c34\u5c2c\u7684\u4e00\u4e2a\u5206\u652f\u3002 \u4ee5\u4e0b\u662f\u5173\u4e8e\u201c\u84dd\u7259 54Mbps\u201d\u7684\u771f\u76f8\u62c6\u89e3&#xff0c;\u8fd9\u6bb5\u5386\u53f2\u53ef\u4ee5\u4f5c\u4e3a\u300a\u84dd\u7259\u5168\u89e3\u300b\u4e66\u4e2d\u7684\u756a\u5916\u7bc7\u6216\u6280\u672f\u63d2\u66f2\u3002<\/p>\n<p>\u756a\u5916\u7bc7&#xff1a;\u6619\u82b1\u4e00\u73b0\u7684\u201c\u602a\u80ce\u201d \u2014\u2014 \u84dd\u7259 3.0 &#043; HS \u5982\u679c\u4f60\u5728\u67d0\u4e9b\u8001\u65e7\u8bbe\u5907\u7684\u8bf4\u660e\u4e66\u4e0a\u770b\u5230\u201c\u84dd\u7259\u4f20\u8f93\u901f\u7387\u9ad8\u8fbe 24Mbps \u751a\u81f3 54Mbps\u201d&#xff0c;\u8bf7\u4e0d\u8981\u6000\u7591\u4f60\u7684\u773c\u775b&#xff0c;\u4e5f\u4e0d\u8981\u6000\u7591\u524d\u51e0\u8282\u8bb2\u7684\u201c3Mbps \u6781\u9650\u201d\u3002 \u56e0\u4e3a\u84dd\u7259 3.0 &#043; HS \u73a9\u4e86\u4e00\u62db**\u201c\u79fb\u82b1\u63a5\u6728\u201d**\u3002 \u4e00\u3001 \u6838\u5fc3\u79d8\u5bc6&#xff1a;AMP (Alternative MAC\/PHY) 2009\u5e74\u53d1\u5e03\u7684\u84dd\u7259 3.0 \u5f15\u5165\u4e86\u4e00\u4e2a\u6838\u5fc3\u6982\u5ff5&#xff1a;AMP (Alternative MAC\/PHY&#xff0c;\u4ea4\u66ff\u5c04\u9891\u6280\u672f)\u3002 \u7b80\u5355\u6765\u8bf4&#xff0c;\u90a3\u4e2a 54Mbps \u7684\u901f\u5ea6&#xff0c;\u538b\u6839\u5c31\u4e0d\u662f\u7528\u84dd\u7259\u5c04\u9891\u4f20\u7684&#xff0c;\u800c\u662f\u7528 Wi-Fi \u4f20\u7684&#xff01;<\/p>\n<ul>\n<li>\n<p>\u673a\u5236\u662f\u8fd9\u6837\u7684&#xff1a;<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>\u63e1\u624b&#xff08;Handshake&#xff09;&#xff1a; \u4e24\u4e2a\u8bbe\u5907\u901a\u8fc7\u4f20\u7edf\u7684\u84dd\u7259\u5c04\u9891&#xff08;BR\/EDR&#xff09;\u8fdb\u884c\u53d1\u73b0\u3001\u914d\u5bf9\u548c\u8fde\u63a5\u3002\u8fd9\u4e00\u6b65\u5f88\u7701\u7535\u3002<\/p>\n<\/li>\n<li>\n<p>\u534f\u5546&#xff08;Negotiation&#xff09;&#xff1a; \u5f53\u4f60\u8981\u4f20\u4e00\u4e2a\u5927\u6587\u4ef6&#xff08;\u6bd4\u5982 100MB \u7684\u89c6\u9891&#xff09;\u65f6&#xff0c;\u84dd\u7259\u534f\u8bae\u6808\u68c0\u6d4b\u5230\u6570\u636e\u91cf\u5de8\u5927\u3002<\/p>\n<\/li>\n<li>\n<p>\u5207\u6362&#xff08;Switch&#xff09;&#xff1a; \u84dd\u7259\u63a7\u5236\u5668\u901a\u8fc7 AMP \u673a\u5236&#xff0c;\u77ac\u95f4\u5524\u9192\u8bbe\u5907\u4e0a\u7684 Wi-Fi \u5c04\u9891\u6a21\u5757&#xff08;\u901a\u5e38\u662f 802.11g&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f20\u8f93&#xff08;Transfer&#xff09;&#xff1a; \u6570\u636e\u901a\u8fc7 Wi-Fi \u5c04\u9891\u53d1\u9001\u3002\u56e0\u4e3a 802.11g \u7684\u7406\u8bba\u7269\u7406\u5c42\u901f\u7387\u5c31\u662f 54 Mbps&#xff08;\u5b9e\u9645\u5e94\u7528\u5c42\u541e\u5410\u7ea6 24 Mbps&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u65ad\u5f00&#xff1a; \u4f20\u5b8c\u6587\u4ef6&#xff0c;\u5173\u95ed Wi-Fi&#xff0c;\u5207\u56de\u84dd\u7259\u4fdd\u6301\u8fde\u63a5\u3002<\/p>\n<\/li>\n<p>\u6bd4\u55bb&#xff1a; \u84dd\u7259\u5c31\u50cf\u662f\u4e00\u4e2a**\u201c\u623f\u4ea7\u4e2d\u4ecb\u201d&#xff08;\u8d1f\u8d23\u7275\u7ebf\u642d\u6865&#xff0c;\u8017\u80fd\u4f4e&#xff09;&#xff0c;\u800c Wi-Fi \u662f\u4e00\u8f86\u201c\u5927\u5361\u8f66\u201d**&#xff08;\u8d1f\u8d23\u62c9\u8d27&#xff0c;\u8017\u6cb9\u9ad8&#xff09;\u3002 \u84dd\u7259 3.0 &#043; HS \u7684\u903b\u8f91\u662f&#xff1a;\u4e2d\u4ecb\u8c08\u597d\u5408\u540c\u540e&#xff0c;\u53eb\u6765\u5927\u5361\u8f66\u62c9\u8d27&#xff0c;\u62c9\u5b8c\u8d27\u5361\u8f66\u5f00\u8d70&#xff0c;\u4e2d\u4ecb\u7559\u4e0b\u7ef4\u62a4\u5173\u7cfb\u3002 \u4e8c\u3001 \u4e3a\u4ec0\u4e48\u662f 54Mbps&#xff1f; \u8fd9\u4e2a\u6570\u5b57\u76f4\u63a5\u66b4\u9732\u4e86\u5b83\u7684\u672c\u8d28&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u84dd\u7259 EDR \u6781\u9650&#xff1a; 3 Mbps (8DPSK)\u3002<\/p>\n<\/li>\n<li>\n<p>Wi-Fi 802.11g \u6781\u9650&#xff1a; 54 Mbps\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u6240\u4ee5&#xff0c;\u6240\u8c13\u7684\u201c\u84dd\u7259\u9ad8\u901f\u7248\u201d&#xff0c;\u672c\u8d28\u4e0a\u5c31\u662f**\u201c\u62ab\u7740\u84dd\u7259\u5916\u8863\u7684 Wi-Fi\u201d**&#xff08;Bluetooth over 802.11&#xff09;\u3002\u5b83\u5229\u7528\u4e86\u5f53\u65f6\u624b\u673a\u91cc\u666e\u904d\u5df2\u7ecf\u5b58\u5728\u7684 Wi-Fi \u82af\u7247&#xff08;Co-location&#xff09;&#xff0c;\u8bd5\u56fe\u878d\u5408\u4e24\u8005\u7684\u4f18\u70b9\u3002 \u4e09\u3001 \u4e3a\u4ec0\u4e48\u5b83\u5931\u8d25\u4e86&#xff1f; \u4f60\u73b0\u5728\u51e0\u4e4e\u770b\u4e0d\u5230\u5ba3\u79f0\u201cHigh Speed\u201d\u7684\u84dd\u7259\u4ea7\u54c1\u4e86&#xff0c;\u8fd9\u4e2a\u6280\u672f\u8def\u7ebf\u5df2\u7ecf\u540d\u5b58\u5b9e\u4ea1\u3002\u539f\u56e0\u6709\u4e09&#xff1a;<\/p>\n<li>\n<p>\u529f\u8017\u592a\u9ad8&#xff1a; \u867d\u7136\u5e73\u65f6\u7528\u84dd\u7259\u5f85\u673a&#xff0c;\u4f46\u4e00\u4f20\u6570\u636e\u5c31\u53d8 Wi-Fi\u3002\u5f53\u65f6\u7684 Wi-Fi \u82af\u7247\u662f\u201c\u7535\u8001\u864e\u201d&#xff0c;\u8fd9\u8fdd\u80cc\u4e86\u84dd\u7259\u201c\u4f4e\u529f\u8017\u201d\u7684\u521d\u8877\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fde\u63a5\u590d\u6742\u4e0d\u7a33\u5b9a&#xff1a; \u8fd9\u79cd\u201c\u53cc\u5c04\u9891\u5207\u6362\u201d\u5728\u5b9e\u9645\u5de5\u7a0b\u4e2d\u6781\u96be\u8c03\u8bd5\u3002\u7ecf\u5e38\u51fa\u73b0&#xff1a;\u84dd\u7259\u8fde\u4e0a\u4e86&#xff0c;Wi-Fi \u5524\u9192\u5931\u8d25&#xff1b;\u6216\u8005\u4f20\u5b8c\u6570\u636e Wi-Fi \u5173\u4e0d\u6389&#xff0c;\u5bfc\u81f4\u624b\u673a\u53d1\u70eb\u3002<\/p>\n<\/li>\n<li>\n<p>\u751f\u4e0d\u9022\u65f6&#xff08;\u65e2\u751f\u745c\u4f55\u751f\u4eae&#xff09;&#xff1a;<\/p>\n<\/li>\n<ul>\n<li>\n<p>\u5185\u90e8\u6253\u51fb&#xff1a; \u4e00\u5e74\u540e&#xff08;2010&#xff09;&#xff0c;\u84dd\u7259 4.0 (BLE) \u53d1\u5e03\u3002\u84dd\u7259\u8054\u76df&#xff08;SIG&#xff09;\u8fc5\u901f\u610f\u8bc6\u5230&#xff1a;\u201c\u548c Wi-Fi \u6bd4\u901f\u5ea6\u662f\u6b7b\u8def\u4e00\u6761&#xff0c;\u7701\u7535\u624d\u662f\u738b\u9053\u3002\u201d \u4e8e\u662f\u6280\u672f\u8def\u7ebf\u5168\u9762\u8f6c\u5411\u4f4e\u529f\u8017\u3002<\/p>\n<\/li>\n<li>\n<p>\u5916\u90e8\u7ade\u4e89&#xff1a; Wi-Fi Direct (Wi-Fi \u76f4\u8fde) \u6280\u672f\u6210\u719f\u4e86\u3002\u5b89\u5353\u7684\u5feb\u4f20\u3001\u82f9\u679c\u7684 AirDrop \u76f4\u63a5\u4f7f\u7528 Wi-Fi \u534f\u8bae\u6808\u641e\u5b9a\u4e00\u5207&#xff0c;\u6839\u672c\u4e0d\u9700\u8981\u84dd\u7259\u6765\u5f53\u90a3\u4e2a\u201c\u4e2d\u4ecb\u201d\u4e86&#xff08;\u6216\u8005\u84dd\u7259\u4ec5\u4f5c\u4e3a\u6781\u4f4e\u6743\u91cd\u7684\u53d1\u73b0\u673a\u5236&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u56db\u3001 \u5de5\u7a0b\u5e08\u89c6\u89d2\u7684\u7ed3\u8bba \u201c\u84dd\u7259 3.0 &#043; HS \u662f\u4e00\u4e2a\u77ed\u547d\u7684\u8fc7\u6e21\u6027\u6807\u51c6\u3002\u5b83\u8bc1\u660e\u4e86\u84dd\u7259\u8bd5\u56fe\u5728\u2018\u9ad8\u5e26\u5bbd\u2019\u9886\u57df\u6311\u6218 Wi-Fi \u662f\u9519\u8bef\u7684\u6218\u7565\u65b9\u5411\u3002\u771f\u6b63\u7684\u84dd\u7259&#xff08;True Bluetooth Radio&#xff09;&#xff0c;\u5176\u7269\u7406\u5c42\u901f\u7387\u4ece\u672a\u8d85\u8fc7 3 Mbps&#xff08;EDR&#xff09;\u6216 2 Mbps&#xff08;BLE 5.0&#xff09;\u3002\u201d \u6240\u4ee5&#xff0c;\u5982\u679c\u6709\u5ba2\u6237\u95ee\u4f60&#xff1a;\u201c\u4e3a\u4ec0\u4e48\u73b0\u5728\u7684\u84dd\u7259 5.3 \u53ea\u6709 2Mbps&#xff0c;\u8fd8\u4e0d\u5982\u5f53\u5e74\u7684 3.0 \u5feb&#xff1f;\u201d \u4f60\u53ef\u4ee5\u81ea\u4fe1\u5730\u56de\u7b54&#xff1a;\u201c\u56e0\u4e3a\u5f53\u5e74\u7684 3.0 \u662f\u2018\u4f5c\u5f0a\u2019\u7528\u4e86 Wi-Fi&#xff0c;\u800c\u73b0\u5728\u7684 2Mbps \u624d\u662f\u84dd\u7259\u771f\u6b63\u51ed\u672c\u4e8b\u8dd1\u51fa\u6765\u7684\u3002\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u84dd\u7259\u91c7\u7528GFSK\u548c\u03c0\/4-DQPSK\u4e24\u79cd\u8c03\u5236\u65b9\u5f0f\u51b3\u5b9a\u4f20\u8f93\u901f\u5ea6\u3002GFSK\u901a\u8fc7\u9891\u7387\u53d8\u5316\u4f20\u8f931bit\/\u7b26\u53f7&#xff0c;\u901f\u73871Mbps\u4f46\u6297\u5e72\u6270\u5f3a&#xff1b;\u03c0\/4-DQPSK\u5229\u7528\u76f8\u4f4d\u53d8\u5316\u4f20\u8f932bit\/\u7b26\u53f7&#xff0c;\u901f\u7387\u8fbe2Mbps\u3002\u4f20\u7edf\u84dd\u7259EDR\u6a21\u5f0f\u6700\u9ad8\u7406\u8bba\u901f\u73873Mbps&#xff08;8DPSK&#xff09;&#xff0c;\u5b9e\u9645\u541e\u5410\u7ea62.1Mbps&#xff0c;\u4e13\u4e3a\u97f3\u9891\u4f20\u8f93\u4f18\u5316\u3002\u84dd\u72593.0HS\u66fe\u901a\u8fc7Wi-Fi\u5b9e\u73b054Mbps&#xff0c;\u4f46\u56e0\u529f\u8017\u9ad8\u88ab\u6dd8\u6c70\u3002BLE<\/p>\n","protected":false},"author":2,"featured_media":66948,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2400,78],"topic":[],"class_list":["post-66954","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-2400","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u73b0\u4ee3\u667a\u80fd\u6c7d\u8f66\u4e2d\u7684\u65e0\u7ebf\u6280\u672f44\u2014\u2014BT\u4e0eBLE\uff083\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/66954.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u73b0\u4ee3\u667a\u80fd\u6c7d\u8f66\u4e2d\u7684\u65e0\u7ebf\u6280\u672f44\u2014\u2014BT\u4e0eBLE\uff083\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" 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