{"id":44297,"date":"2023-10-04T23:05:11","date_gmt":"2023-10-04T15:05:11","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=44297"},"modified":"2023-10-04T23:05:11","modified_gmt":"2023-10-04T15:05:11","slug":"fdlmd","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/44297.html","title":{"rendered":"FSK\u7684\u7075\u654f\u5ea6"},"content":{"rendered":"

  FSK\uff08Frequency Shift Keying\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u6570\u5b57\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5c06\u4fe1\u53f7\u4ee5\u8f83\u4f4e\u7684\u9891\u7387\u8fdb\u884c\u8c03\u5236\uff0c\u4ece\u800c\u4f20\u8f93\u6570\u636e\u3002\u7075\u654f\u5ea6\u662fFSK\u6280\u672f\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u6982\u5ff5\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u4e00\u79cd\u8861\u91cfFSK\u6280\u672f\u7684\u6807\u51c6\uff0c\u4ece\u800c\u4f7f\u6211\u4eec\u80fd\u591f\u66f4\u597d\u5730\u7406\u89e3FSK\u6280\u672f\u7684\u6027\u80fd\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdFSK\u7684\u7075\u654f\u5ea6\uff0c\u5305\u62ec\u5b83\u7684\u5b9a\u4e49\u3001\u6d4b\u91cf\u65b9\u6cd5\u4ee5\u53ca\u5982\u4f55\u63d0\u9ad8\u7075\u654f\u5ea6\u7b49\u5185\u5bb9\u3002<\/p>\n

\u4ec0\u4e48\u662fFSK\u7684\u7075\u654f\u5ea6<\/h2>\n

  FSK\u7684\u7075\u654f\u5ea6\u662f\u6307FSK\u6280\u672f\u5728\u63a5\u6536\u4fe1\u53f7\u65f6\u7684\u80fd\u529b\uff0c\u5b83\u53ef\u4ee5\u53cd\u6620\u4fe1\u53f7\u5728\u63a5\u6536\u65f6\u7684\u53ef\u68c0\u6d4b\u6027\uff0c\u4ece\u800c\u8861\u91cfFSK\u6280\u672f\u7684\u6027\u80fd\u3002<\/strong>\u7075\u654f\u5ea6\u8d8a\u9ad8\uff0c\u4fe1\u53f7\u63a5\u6536\u7684\u80fd\u529b\u5c31\u8d8a\u5f3a\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002\u56e0\u6b64\uff0c\u7075\u654f\u5ea6\u662fFSK\u6280\u672f\u7684\u4e00\u4e2a\u91cd\u8981\u53c2\u6570\uff0c\u5b83\u53ef\u4ee5\u53cd\u6620FSK\u6280\u672f\u7684\u6027\u80fd\u6c34\u5e73\u3002<\/p>\n

FSK\u7684\u7075\u654f\u5ea6\u6d4b\u91cf\u65b9\u6cd5<\/h2>\n

  FSK\u7684\u7075\u654f\u5ea6\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u6cd5\u6d4b\u91cf\uff1a\u4e00\u79cd\u662f\u901a\u8fc7\u4fe1\u53f7\u5f3a\u5ea6\uff0c\u53e6\u4e00\u79cd\u662f\u901a\u8fc7\u4fe1\u566a\u6bd4\uff08SNR\uff09\u3002<\/p>\n

  \u4fe1\u53f7\u5f3a\u5ea6\u6d4b\u91cf<\/h3>\n

  \u4fe1\u53f7\u5f3a\u5ea6\u6d4b\u91cf\u662f\u6307\u901a\u8fc7\u6d4b\u91cf\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u7684\u7535\u538b\u6765\u8861\u91cfFSK\u7684\u7075\u654f\u5ea6\u3002\u5728\u8fd9\u79cd\u6d4b\u91cf\u65b9\u6cd5\u4e2d\uff0c\u8f83\u9ad8\u7684\u4fe1\u53f7\u7535\u538b\u8868\u660eFSK\u7684\u7075\u654f\u5ea6\u8f83\u9ad8\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n

  \u4fe1\u566a\u6bd4\u6d4b\u91cf<\/h3>\n

  \u4fe1\u566a\u6bd4\u6d4b\u91cf\u662f\u6307\u901a\u8fc7\u6d4b\u91cf\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u7684\u566a\u58f0\u6bd4\u6765\u8861\u91cfFSK\u7684\u7075\u654f\u5ea6\u3002\u5728\u8fd9\u79cd\u6d4b\u91cf\u65b9\u6cd5\u4e2d\uff0c\u8f83\u9ad8\u7684\u4fe1\u566a\u6bd4\u8868\u660eFSK\u7684\u7075\u654f\u5ea6\u8f83\u9ad8\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n

\u5982\u4f55\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6<\/h2>\n

  FSK\u7684\u7075\u654f\u5ea6\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\u63d0\u9ad8\uff1a<\/p>\n

  \u589e\u52a0\u53d1\u5c04\u529f\u7387<\/h3>\n

  \u53ef\u4ee5\u901a\u8fc7\u589e\u52a0\u53d1\u5c04\u529f\u7387\u6765\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\uff0c\u56e0\u4e3a\u589e\u52a0\u53d1\u5c04\u529f\u7387\u53ef\u4ee5\u4f7f\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u66f4\u5f3a\uff0c\u4ece\u800c\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\u3002<\/p>\n

  \u51cf\u5c11\u566a\u58f0<\/h3>\n

  \u53ef\u4ee5\u901a\u8fc7\u51cf\u5c11\u566a\u58f0\u6765\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\uff0c\u56e0\u4e3a\u51cf\u5c11\u566a\u58f0\u53ef\u4ee5\u4f7f\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u66f4\u5f3a\uff0c\u4ece\u800c\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\u3002<\/p>\n

  \u6539\u5584\u63a5\u6536\u8bbe\u5907<\/h3>\n

  \u53ef\u4ee5\u901a\u8fc7\u6539\u5584\u63a5\u6536\u8bbe\u5907\u6765\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\uff0c\u56e0\u4e3a\u6539\u5584\u63a5\u6536\u8bbe\u5907\u53ef\u4ee5\u4f7f\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u66f4\u5f3a\uff0c\u4ece\u800c\u63d0\u9ad8FSK\u7684\u7075\u654f\u5ea6\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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FSK\uff08FrequencyShiftKeying\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u6570\u5b57\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5c06\u4fe1\u53f7\u4ee5\u8f83\u4f4e\u7684\u9891\u7387\u8fdb\u884c\u8c03\u5236\uff0c\u4ece\u800c\u4f20\u8f93\u6570\u636e\u3002\u7075\u654f\u5ea6\u662fFSK\u6280\u672f\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u6982\u5ff5\uff0c\u5b83<\/p>\n","protected":false},"author":1,"featured_media":4132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[123],"class_list":["post-44297","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-fsk"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44297"}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=44297"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44297\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=44297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=44297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=44297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}