{"id":81897,"date":"2024-01-02T10:00:38","date_gmt":"2024-01-02T02:00:38","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=81897"},"modified":"2024-01-02T10:00:43","modified_gmt":"2024-01-02T02:00:43","slug":"gzgslbqdzyssm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/81897.html","title":{"rendered":"GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"\n

\u3000\u3000GMSK(Gaussian Minimum Shift Keying)<\/strong>\u662f\u4e00\u79cd\u8c03\u5236\u6280\u672f\uff0c\u5e38\u7528\u4e8e\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u7279\u522b\u662f\u5728\u8702\u7a9d\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u4e2d\u3002GMSK \u4e2d\u7684\u9ad8\u65af\u6ee4\u6ce2\u5668\u626e\u6f14\u7740\u975e\u5e38\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u5bf9\u4fe1\u53f7\u8fdb\u884c\u6ee4\u6ce2\u548c\u8c03\u5236\uff0c\u6709\u52a9\u4e8e\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf\u548c\u7cfb\u7edf\u6027\u80fd\u3002\u672c\u6587\u5c06\u63a2\u8ba8 GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u53ca\u539f\u7406\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e00\u5173\u952e\u6280\u672f\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528<\/h2>\n\n\n\n

\u3000\u3000\u9ad8\u65af\u6ee4\u6ce2\u5668\u5728 GMSK \u4e2d\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u5bf9\u6570\u5b57\u4fe1\u53f7\u8fdb\u884c\u8c03\u5236\u548c\u89e3\u8c03\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u5e73\u6ed1\u4fe1\u53f7<\/strong>\uff1a\u9ad8\u65af\u6ee4\u6ce2\u5668\u80fd\u591f\u5e73\u6ed1\u6570\u5b57\u4fe1\u53f7\uff0c\u53bb\u9664\u9ad8\u9891\u566a\u97f3\u548c\u5e72\u6270\uff0c\u4f7f\u4fe1\u53f7\u66f4\u52a0\u7a33\u5b9a\u548c\u53ef\u9760\u3002\u8fd9\u5bf9\u4e8e\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u6765\u8bf4\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u7a33\u5b9a\u7684\u4fe1\u53f7\u80fd\u591f\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n\n\n\n

\u3000\u30002. \u63a7\u5236\u9891\u8c31<\/strong>\uff1aGMSK \u8c03\u5236\u6280\u672f\u8981\u6c42\u4fe1\u53f7\u7684\u9891\u8c31\u7279\u6027\u7b26\u5408\u4e00\u5b9a\u7684\u8981\u6c42\uff0c\u800c\u9ad8\u65af\u6ee4\u6ce2\u5668\u80fd\u591f\u6709\u6548\u63a7\u5236\u4fe1\u53f7\u7684\u9891\u8c31\uff0c\u4f7f\u5176\u6ee1\u8db3 GMSK \u8c03\u5236\u7684\u8981\u6c42\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u9891\u8c31\u6269\u6563\uff0c\u51cf\u5c0f\u76f8\u90bb\u4fe1\u9053\u4e4b\u95f4\u7684\u5e72\u6270\uff0c\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u30003. \u8c03\u5236\u4fe1\u53f7<\/strong>\uff1a\u9ad8\u65af\u6ee4\u6ce2\u5668\u80fd\u591f\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u8fde\u7eed\u7684\u6a21\u62df\u4fe1\u53f7\uff0c\u5b9e\u73b0\u4fe1\u53f7\u7684\u8c03\u5236\u3002\u5728 GMSK \u4e2d\uff0c\u9ad8\u65af\u6ee4\u6ce2\u5668\u5bf9\u6570\u5b57\u4fe1\u53f7\u8fdb\u884c\u9ad8\u65af\u6ee4\u6ce2\uff0c\u751f\u6210\u8fde\u7eed\u7684 GMSK \u8c03\u5236\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u4fe1\u53f7\u7684\u4f20\u8f93\u548c\u63a5\u6536\u3002<\/p>\n\n\n\n

\u3000\u30004. \u89e3\u8c03\u4fe1\u53f7<\/strong>\uff1a\u5728\u63a5\u6536\u7aef\uff0c\u9ad8\u65af\u6ee4\u6ce2\u5668\u4e5f\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u80fd\u591f\u5bf9\u63a5\u6536\u5230\u7684 GMSK \u8c03\u5236\u4fe1\u53f7\u8fdb\u884c\u89e3\u8c03\uff0c\u5c06\u5176\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u540e\u7eed\u7684\u5904\u7406\u548c\u89e3\u7801\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u539f\u7406<\/h2>\n\n\n\n

\u3000\u3000\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u539f\u7406\u662f\u57fa\u4e8e\u9ad8\u65af\u51fd\u6570\u7684\u6570\u5b66\u6a21\u578b\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u4fe1\u53f7\u7684\u5e73\u6ed1\u6ee4\u6ce2\u548c\u9891\u8c31\u8c03\u6574\u3002\u5728 GMSK \u4e2d\uff0c\u9ad8\u65af\u6ee4\u6ce2\u5668\u901a\u5e38\u91c7\u7528\u6570\u5b57\u6ee4\u6ce2\u5668\u6765\u5b9e\u73b0\uff0c\u5176\u539f\u7406\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u70b9\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u9ad8\u65af\u51fd\u6570<\/strong>\uff1a\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u6838\u5fc3\u662f\u9ad8\u65af\u51fd\u6570\uff0c\u5b83\u5177\u6709\u949f\u5f62\u66f2\u7ebf\u7684\u7279\u70b9\uff0c\u80fd\u591f\u5bf9\u4fe1\u53f7\u8fdb\u884c\u5e73\u6ed1\u6ee4\u6ce2\u3002\u9ad8\u65af\u51fd\u6570\u7684\u6570\u5b66\u8868\u8fbe\u5f0f\u4e3a\uff1a\\[ g(t) = \\frac{1}{\\sqrt{2\\pi\\sigma^2}} e^{-\\frac{t^2}{2\\sigma^2}} \\]<\/p>\n\n\n\n

\u3000\u30002. \u6570\u5b57\u6ee4\u6ce2\u5668<\/strong>\uff1a\u5728\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u9ad8\u65af\u6ee4\u6ce2\u5668\u901a\u5e38\u91c7\u7528\u6570\u5b57\u6ee4\u6ce2\u5668\u6765\u5b9e\u73b0\u3002\u6570\u5b57\u6ee4\u6ce2\u5668\u53ef\u4ee5\u901a\u8fc7\u79bb\u6563\u65f6\u95f4\u7684\u65b9\u5f0f\u5bf9\u4fe1\u53f7\u8fdb\u884c\u6ee4\u6ce2\u548c\u8c03\u5236\uff0c\u5176\u4e2d\u5305\u62ec\u6709\u9650\u957f\u51b2\u6fc0\u54cd\u5e94(FIR)\u6ee4\u6ce2\u5668\u548c\u65e0\u9650\u957f\u51b2\u6fc0\u54cd\u5e94(IIR)\u6ee4\u6ce2\u5668\u4e24\u79cd\u7c7b\u578b\u3002<\/p>\n\n\n\n

\u3000\u30003. \u4fe1\u53f7\u5904\u7406<\/strong>\uff1a\u9ad8\u65af\u6ee4\u6ce2\u5668\u901a\u8fc7\u6570\u5b57\u6ee4\u6ce2\u5668\u5bf9\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u5305\u62ec\u6ee4\u6ce2\u3001\u8c03\u5236\u548c\u89e3\u8c03\u7b49\u64cd\u4f5c\u3002\u6570\u5b57\u6ee4\u6ce2\u5668\u80fd\u591f\u5bf9\u4fe1\u53f7\u7684\u5e45\u5ea6\u3001\u76f8\u4f4d\u548c\u9891\u7387\u7b49\u7279\u6027\u8fdb\u884c\u8c03\u6574\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u4fe1\u53f7\u7684\u6709\u6548\u5904\u7406\u548c\u4f18\u5316\u3002<\/p>\n\n\n\n

\u3000\u30004. \u9891\u8c31\u8bbe\u8ba1<\/strong>\uff1a\u9ad8\u65af\u6ee4\u6ce2\u5668\u5728 GMSK \u4e2d\u8fd8\u9700\u8981\u8003\u8651\u9891\u8c31\u8bbe\u8ba1\u7684\u95ee\u9898\uff0c\u4ee5\u6ee1\u8db3\u8c03\u5236\u6280\u672f\u7684\u8981\u6c42\u3002\u901a\u8fc7\u5408\u7406\u8bbe\u8ba1\u6ee4\u6ce2\u5668\u7684\u9891\u7387\u54cd\u5e94\u548c\u5e26\u5bbd\u7279\u6027\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u4fe1\u53f7\u9891\u8c31\u7684\u6709\u6548\u8c03\u6574\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001\u7ed3\u8bba<\/h2>\n\n\n\n

\u3000\u3000GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u662f\u5b9e\u73b0\u8c03\u5236\u548c\u89e3\u8c03\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u80fd\u591f\u5bf9\u6570\u5b57\u4fe1\u53f7\u8fdb\u884c\u5e73\u6ed1\u6ee4\u6ce2\u548c\u9891\u8c31\u8c03\u6574\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u7cfb\u7edf\u6027\u80fd\u3002<\/strong>\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u5305\u62ec\u5e73\u6ed1\u4fe1\u53f7\u3001\u63a7\u5236\u9891\u8c31\u3001\u8c03\u5236\u4fe1\u53f7\u548c\u89e3\u8c03\u4fe1\u53f7\u7b49\u65b9\u9762\uff0c\u5176\u539f\u7406\u57fa\u4e8e\u9ad8\u65af\u51fd\u6570\u548c\u6570\u5b57\u6ee4\u6ce2\u5668\u7684\u6570\u5b66\u6a21\u578b\u3002\u6df1\u5165\u7406\u89e3 GMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u53ca\u539f\u7406\uff0c\u6709\u52a9\u4e8e\u63d0\u9ad8\u5bf9\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u7684\u7406\u89e3\u548c\u5e94\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0cGMSK \u4e2d\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u4f5c\u7528\u548c\u539f\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u5b83\u76f4\u63a5\u5f71\u54cd\u7740\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u901a\u4fe1\u8d28\u91cf\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u5145\u5206\u8003\u8651\u9ad8\u65af\u6ee4\u6ce2\u5668\u7684\u8bbe\u8ba1\u548c\u4f18\u5316\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u80fd\u591f\u5b9e\u73b0\u7a33\u5b9a\u3001\u53ef\u9760\u7684\u6570\u5b57\u901a\u4fe1\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u8bfb\u8005\u6709\u6240\u5e2e\u52a9\uff0c\u8c22\u8c22\u9605\u8bfb!<\/p>\n","protected":false},"excerpt":{"rendered":"

GMSK(Gaussian Minimum Shift Keying)\u662f\u4e00\u79cd\u8c03\u5236\u6280\u672f\uff0c\u5e38\u7528\u4e8e\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u7279\u522b\u662f\u5728\u8702\u7a9d\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u4e2d\u3002GMSK \u4e2d\u7684\u9ad8\u65af\u6ee4\u6ce2\u5668\u626e\u6f14\u7740\u975e\u5e38\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u5bf9\u4fe1\u53f7\u8fdb\u884c\u6ee4\u6ce2\u548c\u8c03\u5236\uff0c\u6709\u52a9\u4e8e\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf\u548c\u7cfb\u7edf\u6027\u80fd<\/p>\n","protected":false},"author":1,"featured_media":26917,"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":[365,285],"class_list":["post-81897","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-msk","tag-lbq"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/81897"}],"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=81897"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/81897\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/26917"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=81897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=81897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=81897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}