{"id":42474,"date":"2023-09-28T01:19:13","date_gmt":"2023-09-27T17:19:13","guid":{"rendered":"\/\/www.dealsbon.com\/?p=42474"},"modified":"2023-09-28T01:19:13","modified_gmt":"2023-09-27T17:19:13","slug":"pxhfz","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/42474.html","title":{"rendered":"PCMA\u4fe1\u53f7\u4eff\u771f"},"content":{"rendered":"<p>&emsp;&emsp;PCMA\uff08Pulse Code Modulation with Adaptive Delta Modulation\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u6570\u5b57\u97f3\u9891\u4fe1\u53f7\u5904\u7406\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5c06\u97f3\u9891\u4fe1\u53f7\u4ee5\u66f4\u9ad8\u7684\u4fe1\u566a\u6bd4\u8fdb\u884c\u4f20\u8f93\u3002<strong>PCMA\u4fe1\u53f7\u4eff\u771f\u662f\u4e00\u9879\u590d\u6742\u7684\u4efb\u52a1\uff0c\u5b83\u9700\u8981\u8003\u8651\u5230\u8bb8\u591a\u56e0\u7d20\uff0c\u5305\u62ecPCMA\u4fe1\u53f7\u7684\u7279\u6027\u3001\u4fe1\u53f7\u4f20\u8f93\u7684\u73af\u5883\u4ee5\u53ca\u4fe1\u53f7\u5904\u7406\u7684\u7b97\u6cd5\u3002<\/strong>\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdPCMA\u4fe1\u53f7\u4eff\u771f\u7684\u57fa\u672c\u539f\u7406\u3001\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\u4ee5\u53ca\u4f20\u8f93\u73af\u5883\u5bf9PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u5f71\u54cd\u3002<\/p>\n<h2 style=\"text-align: center;\">PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>&emsp;&emsp;PCMA\u4fe1\u53f7\u4eff\u771f\u662f\u4e00\u79cd\u6a21\u62df\u97f3\u9891\u4fe1\u53f7\u7684\u65b9\u6cd5\uff0c\u5b83\u5c06\u97f3\u9891\u4fe1\u53f7\u8f6c\u6362\u6210\u6570\u5b57\u4fe1\u53f7\uff0c\u5e76\u901a\u8fc7\u6a21\u62df\u5668\u6765\u6a21\u62df\u97f3\u9891\u4fe1\u53f7\u7684\u8fc7\u7a0b\u3002PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u57fa\u672c\u539f\u7406\u662f\uff0c\u9996\u5148\u5c06\u97f3\u9891\u4fe1\u53f7\u8f6c\u6362\u6210\u6570\u5b57\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u6210PCMA\u4fe1\u53f7\uff0c\u518d\u5c06PCMA\u4fe1\u53f7\u8f6c\u6362\u6210\u6a21\u62df\u4fe1\u53f7\u3002\u5177\u4f53\u6765\u8bf4\uff0cPCMA\u4fe1\u53f7\u4eff\u771f\u7684\u57fa\u672c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\uff0c\u97f3\u9891\u4fe1\u53f7\u88ab\u91c7\u6837\uff0c\u91c7\u6837\u7387\u8d8a\u9ad8\uff0c\u91c7\u6837\u7cbe\u5ea6\u8d8a\u9ad8\uff0c\u4e5f\u5c31\u662f\u4fe1\u53f7\u4f20\u8f93\u7684\u8d28\u91cf\u8d8a\u9ad8\u3002<\/li>\n<li>\u7136\u540e\uff0c\u6570\u5b57\u4fe1\u53f7\u88ab\u7f16\u7801\uff0c\u91c7\u7528PCM\uff08Pulse Code Modulation\uff09\u7f16\u7801\uff0c\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u6210PCMA\u4fe1\u53f7\u3002<\/li>\n<li>\u6700\u540e\uff0cPCMA\u4fe1\u53f7\u88ab\u89e3\u7801\uff0c\u91c7\u7528ADM\uff08Adaptive Delta Modulation\uff09\u89e3\u7801\uff0c\u5c06PCMA\u4fe1\u53f7\u8f6c\u6362\u6210\u6a21\u62df\u4fe1\u53f7\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5<\/h2>\n<p>&emsp;&emsp;\u5728PCMA\u4fe1\u53f7\u4eff\u771f\u4e2d\uff0c\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u73af\uff0c\u5b83\u53ef\u4ee5\u63a7\u5236PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u8d28\u91cf\u3002\u76ee\u524d\uff0c\u6709\u8bb8\u591a\u79cd\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\uff0c\u5982\u7ebf\u6027\u8c03\u5236\uff08Linear Modulation\uff09\u3001\u8c03\u5236\u89e3\u8c03\uff08Modulation Demodulation\uff09\u3001\u71b5\u7f16\u7801\uff08Entropy Coding\uff09\u7b49\u3002\u6bcf\u79cd\u7b97\u6cd5\u90fd\u6709\u5176\u4f18\u70b9\u548c\u7f3a\u70b9\uff0c\u56e0\u6b64\u5728\u9009\u62e9\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\u65f6\uff0c\u5e94\u8003\u8651\u5230PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u5177\u4f53\u8981\u6c42\uff0c\u4ee5\u4fbf\u9009\u62e9\u6700\u5408\u9002\u7684\u7b97\u6cd5\u3002<\/p>\n<h2 style=\"text-align: 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center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>PCMA\u4fe1\u53f7\u4eff\u771f\u662f\u4e00\u9879\u590d\u6742\u7684\u4efb\u52a1\uff0c\u5b83\u9700\u8981\u8003\u8651\u5230\u8bb8\u591a\u56e0\u7d20\uff0c\u5305\u62ecPCMA\u4fe1\u53f7\u7684\u7279\u6027\u3001\u4fe1\u53f7\u4f20\u8f93\u7684\u73af\u5883\u4ee5\u53ca\u4fe1\u53f7\u5904\u7406\u7684\u7b97\u6cd5\u3002<\/strong>PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u57fa\u672c\u539f\u7406\u662f\uff0c\u5c06\u97f3\u9891\u4fe1\u53f7\u8f6c\u6362\u6210\u6570\u5b57\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u6210PCMA\u4fe1\u53f7\uff0c\u518d\u5c06PCMA\u4fe1\u53f7\u8f6c\u6362\u6210\u6a21\u62df\u4fe1\u53f7\u3002\u5728PCMA\u4fe1\u53f7\u4eff\u771f\u8fc7\u7a0b\u4e2d\uff0c\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\u548c\u4f20\u8f93\u73af\u5883\u4e5f\u662f\u5f71\u54cdPCMA\u4fe1\u53f7\u4eff\u771f\u8d28\u91cf\u7684\u91cd\u8981\u56e0\u7d20\uff0c\u5e94\u8003\u8651\u5230\u8fd9\u4e9b\u56e0\u7d20\uff0c\u4ee5\u4fbf\u63d0\u9ad8PCMA\u4fe1\u53f7\u4eff\u771f\u7684\u8d28\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PCMA\uff08PulseCodeModulationwithAdaptiveDeltaModulation\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u6570\u5b57\u97f3\u9891\u4fe1\u53f7\u5904\u7406\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5c06\u97f3\u9891\u4fe1\u53f7\u4ee5\u66f4<\/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":[305],"class_list":["post-42474","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-dzjs"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/42474"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=42474"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/42474\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=42474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=42474"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=42474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}