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class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001\u6570\u4f20\u7535\u53f0\u7684\u5b9a\u4e49\u4e0e\u4f5c\u7528<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u6570\u4f20\u7535\u53f0\uff0c\u5168\u79f0\u4e3a\u6570\u5b57\u4f20\u8f93\u7535\u53f0\uff0c\u662f\u4e00\u79cd\u901a\u8fc7\u7535\u78c1\u6ce2\u4f20\u8f93\u6570\u5b57\u4fe1\u53f7\u7684\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907\u3002\u5b83\u80fd\u591f\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u5316\u4e3a\u7535\u78c1\u6ce2\uff0c\u5e76\u901a\u8fc7\u7a7a\u95f4\u4f20\u64ad\u5b9e\u73b0\u4fe1\u606f\u7684\u4f20\u8f93<\/strong>\u3002\u6570\u4f20\u7535\u53f0\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u8d77\u5230\u4e86\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u80fd\u591f\u5b9e\u73b0\u9ad8\u901f\u3001\u7a33\u5b9a\u3001\u53ef\u9760\u7684\u6570\u5b57\u4fe1\u53f7\u4f20\u8f93\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u536b\u661f\u901a\u4fe1\u3001\u65e0\u7ebf\u7535\u901a\u4fe1\u3001\u79fb\u52a8\u901a\u4fe1\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<h2 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class=\"wp-block-heading\">\u3000\u30002. \u6570\u5b57\u4fe1\u53f7\u7684\u8c03\u5236\u4e0e\u89e3\u8c03<\/h3>\n\n\n\n<p>\u3000\u3000\u6570\u4f20\u7535\u53f0\u5c06\u7f16\u7801\u540e\u7684\u6570\u5b57\u4fe1\u53f7\u901a\u8fc7\u8c03\u5236\u6280\u672f\u8f6c\u5316\u4e3a\u9002\u5408\u65e0\u7ebf\u4f20\u8f93\u7684\u7535\u78c1\u6ce2\u4fe1\u53f7\u3002\u8c03\u5236\u7684\u76ee\u7684\u662f\u5c06\u6570\u5b57\u4fe1\u53f7\u7684\u9891\u7387\u3001\u632f\u5e45\u7b49\u7279\u6027\u8f6c\u5316\u4e3a\u4e0e\u8f7d\u6ce2\u4fe1\u53f7\u76f8\u9002\u5e94\u7684\u7279\u6027\u3002\u5e38\u89c1\u7684\u8c03\u5236\u65b9\u5f0f\u6709\u9891\u79fb\u952e\u63a7(FSK)\u3001\u76f8\u79fb\u952e\u63a7(PSK)\u3001\u6b63\u4ea4\u632f\u5e45\u8c03\u5236(QAM)\u7b49\u3002\u89e3\u8c03\u5219\u662f\u5c06\u63a5\u6536\u5230\u7684\u7535\u78c1\u6ce2\u4fe1\u53f7\u6062\u590d\u4e3a\u539f\u59cb\u7684\u6570\u5b57\u4fe1\u53f7\uff0c\u4f7f\u5176\u80fd\u591f\u88ab\u63a5\u6536\u8bbe\u5907\u6b63\u786e\u89e3\u8bfb\u548c\u5904\u7406\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. \u4fe1\u53f7\u7684\u4f20\u8f93\u4e0e\u63a5\u6536<\/h3>\n\n\n\n<p>\u3000\u3000\u7ecf\u8fc7\u8c03\u5236\u540e\u7684\u7535\u78c1\u6ce2\u4fe1\u53f7\u901a\u8fc7\u5929\u7ebf\u8fdb\u884c\u4f20\u8f93\uff0c\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4f1a\u53d7\u5230\u591a\u5f84\u6548\u5e94\u3001\u566a\u58f0\u7b49\u5e72\u6270\u56e0\u7d20\u7684\u5f71\u54cd\u3002\u63a5\u6536\u7aef\u7684\u6570\u4f20\u7535\u53f0\u901a\u8fc7\u5929\u7ebf\u63a5\u6536\u5230\u4fe1\u53f7\u540e\uff0c\u8fdb\u884c\u89e3\u8c03\u3001\u89e3\u7801\u7b49\u5904\u7406\uff0c\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u5316\u4e3a\u53ef\u8bfb\u53d6\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001\u6570\u4f20\u7535\u53f0\u7684\u7279\u70b9\u4e0e\u4f18\u52bf<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. 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