{"id":65656,"date":"2023-11-22T15:55:02","date_gmt":"2023-11-22T07:55:02","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=65656"},"modified":"2023-11-22T15:55:06","modified_gmt":"2023-11-22T07:55:06","slug":"xyjksxxtzm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/65656.html","title":{"rendered":"\u76f8\u79fb\u952e\u63a7\u662f\u7ebf\u6027\u8c03\u5236\u5417?"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u76f8\u79fb\u952e\u63a7(Phase Shift Keying\uff0c\u7b80\u79f0PSK)<\/strong>\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u5b57\u8c03\u5236\u6280\u672f\uff0c\u7528\u4e8e\u5728\u901a\u4fe1\u7cfb\u7edf\u4e2d\u4f20\u8f93\u6570\u5b57\u6570\u636e\u3002\u5b83\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u65e0\u7ebf\u901a\u4fe1\u3001\u5149\u7ea4\u901a\u4fe1\u4ee5\u53ca\u6570\u5b57\u7535\u89c6\u7b49\u9886\u57df\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u76f8\u79fb\u952e\u63a7\u662f\u5426\u5c5e\u4e8e\u7ebf\u6027\u8c03\u5236\uff0c\u5e76\u4ecb\u7ecd\u76f8\u79fb\u952e\u63a7\u7684\u57fa\u672c\u539f\u7406\u548c\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001\u76f8\u79fb\u952e\u63a7\u7684\u57fa\u672c\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u76f8\u79fb\u952e\u63a7\u662f\u4e00\u79cd\u901a\u8fc7\u6539\u53d8\u8f7d\u6ce2\u4fe1\u53f7\u7684\u76f8\u4f4d\u6765\u4f20\u8f93\u6570\u5b57\u4fe1\u606f\u7684\u8c03\u5236\u6280\u672f\u3002\u5b83\u5c06\u4e0d\u540c\u7684\u6570\u5b57\u6bd4\u7279\u6620\u5c04\u5230\u4e0d\u540c\u7684\u76f8\u4f4d\u503c\u4e0a\u3002<\/strong>\u5e38\u89c1\u7684\u76f8\u79fb\u952e\u63a7\u65b9\u6848\u5305\u62ec\u4e8c\u8fdb\u5236\u76f8\u79fb\u952e\u63a7(Binary Phase Shift Keying\uff0c\u7b80\u79f0BPSK)\u3001\u56db\u8fdb\u5236\u76f8\u79fb\u952e\u63a7(Quadrature Phase Shift Keying\uff0c\u7b80\u79f0QPSK)\u548c\u516b\u8fdb\u5236\u76f8\u79fb\u952e\u63a7(Eight-Phase Shift 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class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001\u76f8\u79fb\u952e\u63a7\u4e0e\u7ebf\u6027\u8c03\u5236\u7684\u5173\u7cfb<\/h2>\n\n\n\n<p>\u3000\u3000\u7ebf\u6027\u8c03\u5236\u662f\u4e00\u79cd\u901a\u8fc7\u6539\u53d8\u8f7d\u6ce2\u4fe1\u53f7\u7684\u67d0\u79cd\u7279\u5f81(\u5982\u5e45\u5ea6\u3001\u9891\u7387\u6216\u76f8\u4f4d)\u6765\u4f20\u8f93\u6a21\u62df\u6216\u6570\u5b57\u4fe1\u606f\u7684\u8c03\u5236\u6280\u672f\u3002\u76f8\u79fb\u952e\u63a7\u4f5c\u4e3a\u4e00\u79cd\u6570\u5b57\u8c03\u5236\u6280\u672f\uff0c\u662f\u7ebf\u6027\u8c03\u5236\u7684\u4e00\u79cd\u7279\u4f8b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u76f8\u79fb\u952e\u63a7\u4e2d\uff0c\u6211\u4eec\u6539\u53d8\u7684\u662f\u8f7d\u6ce2\u4fe1\u53f7\u7684\u76f8\u4f4d\uff0c\u800c\u4fdd\u6301\u5e45\u5ea6\u548c\u9891\u7387\u4e0d\u53d8\u3002\u8fd9\u4f7f\u5f97\u76f8\u79fb\u952e\u63a7\u6210\u4e3a\u4e00\u79cd\u7ebf\u6027\u8c03\u5236\u6280\u672f\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5e45\u5ea6\u952e\u63a7(Amplitude Shift Keying\uff0c\u7b80\u79f0ASK)\u548c\u9891\u7387\u952e\u63a7(Frequency Shift Keying\uff0c\u7b80\u79f0FSK)\u7b49\u8c03\u5236\u6280\u672f\u5219\u6539\u53d8\u4e86\u8f7d\u6ce2\u4fe1\u53f7\u7684\u5e45\u5ea6\u548c\u9891\u7387\uff0c\u56e0\u6b64\u5b83\u4eec\u4e0d\u5c5e\u4e8e\u7ebf\u6027\u8c03\u5236\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001\u76f8\u79fb\u952e\u63a7\u7684\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000\u76f8\u79fb\u952e\u63a7\u5728\u901a\u4fe1\u7cfb\u7edf\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5e94\u7528\u9886\u57df\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. 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