{"id":7051,"date":"2019-05-30T03:18:22","date_gmt":"2019-05-30T01:18:22","guid":{"rendered":"https:\/\/sevana.biz\/%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-pvqa\/"},"modified":"2026-06-14T10:39:38","modified_gmt":"2026-06-14T08:39:38","slug":"%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-pvqa","status":"publish","type":"page","link":"https:\/\/sevana.biz\/zh-hans\/%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-pvqa\/","title":{"rendered":"\u6211\u4eec\u7684\u4ea7\u54c1 &#8211; PVQA \u5206\u6790\u5668"},"content":{"rendered":"<style>.pv{max-width:1040px;margin:0 auto;padding:16px 20px 30px;font-family:'Roboto',sans-serif;color:#666;line-height:27px} .pv .title{color:#26547c;font-size:33px;font-weight:500;margin:6px 0 14px;text-align:center} .pv .lead{font-size:17px;text-align:center;max-width:880px;margin:0 auto 18px} .pv a{color:#27BDE2;text-decoration:none} .pv h2{color:#26547c;font-size:28px;line-height:38px;margin:42px 0 12px;font-weight:500;text-align:center} .pv h3{color:#26547c;font-size:19px;margin:0 0 6px;font-weight:500} .pv .cta-row{margin:22px 0 6px;text-align:center} .pv .btn{display:inline-block;background:#00dc7c;color:#fff;font-weight:600;font-size:15px;letter-spacing:.02em;padding:13px 26px;border-radius:4px;border:2px solid #00dc7c;text-decoration:none;margin:0 7px 10px;transition:all .4s ease} .pv .btn:hover{background:#06ca75;border-color:#06ca75;color:#fff} .pv .btn.ghost{background:transparent;color:#00dc7c}.pv .btn.ghost:hover{background:#00dc7c;color:#fff} .pv .grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:24px 0} .pv .card{border:1px solid #e6e6e6;border-radius:10px;padding:22px;background:#fafafa} .pv .card p{margin:0;font-size:15px} .pv .panel{border:1px solid #e6e6e6;border-radius:10px;padding:22px 24px;background:#fafafa} .pv .panel h3{margin:0 0 10px} .pv .panel ul{list-style:none;padding:0;margin:0} .pv .panel li{position:relative;padding:6px 0 6px 22px;font-size:15px} .pv .panel li:before{content:\"\";position:absolute;left:0;top:14px;width:8px;height:8px;border-radius:50%;background:#27BDE2} .pv .video{position:relative;padding-bottom:56.25%;height:0;border-radius:10px;overflow:hidden;margin:18px 0;border:1px solid #e6e6e6} .pv .video iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0} .pv details{border:1px solid #e6e6e6;border-radius:8px;margin:10px 0;background:#fafafa;overflow:hidden} .pv summary{cursor:pointer;list-style:none;padding:15px 46px 15px 18px;position:relative;color:#26547c;font-weight:500;font-size:16px} .pv summary::-webkit-details-marker{display:none} .pv summary:after{content:\"+\";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:#27BDE2;font-size:22px} .pv details[open] summary:after{content:\"\\2212\"}.pv details[open] summary{background:#f0f8fb} .pv .a{padding:2px 18px 16px;font-size:15px} .pv .a ul{margin:0;padding-left:20px}.pv .a li{margin:5px 0} .band{background:#1f98ba;color:#fff;border-radius:12px;padding:30px 34px;margin:42px 0 0;display:flex;gap:24px;align-items:center;flex-wrap:wrap} .band>p{display:contents} .band img{width:70px;height:70px;flex:0 0 70px} .band h3{color:#fff;margin:0 0 6px;font-size:22px;font-weight:500}.band p{margin:0;color:#eaf7fb} .band .bwrap{flex:1 1 320px} .band a.binq{display:inline-block;border:2px solid #fff;color:#fff;font-weight:600;font-size:14px;letter-spacing:.02em;padding:12px 26px;border-radius:4px;text-decoration:none} .band a.binq:hover{background:#fff;color:#1f98ba} @media(max-width:760px){.pv .grid{grid-template-columns:1fr}}<\/style>\n<div class=\"pv\">\n<p class=\"lead\">PVQA \u662f Sevana \u7528\u4e8e\u88ab\u52a8\u5f0f\u901a\u8bdd\u8d28\u91cf\u5206\u6790\u7684\u5de5\u5177\u3002\u5b83\u4ee5\u975e\u4fb5\u5165\u65b9\u5f0f\u3001\u76f4\u63a5\u4ece\u6ce2\u5f62\u6d4b\u91cf\u8bed\u97f3\u8d28\u91cf\uff0c\u56e0\u6b64\u65e0\u9700\u53c2\u8003\u4fe1\u53f7\uff0c\u4e5f\u65e0\u9700\u6d4b\u8bd5\u547c\u53eb\u3002\u7531\u4e8e\u5b83\u50cf\u771f\u4eba\u90a3\u6837\u8046\u542c\uff0c\u80fd\u591f\u6355\u6349\u4f7f\u901a\u8bdd\u8d28\u91cf\u4e0b\u964d\u7684\u56de\u58f0\u3001\u58f0\u97f3\u6c89\u95f7\u3001\u65ad\u97f3\u548c\u80cc\u666f\u566a\u58f0\uff0c\u5e76\u7ed9\u51fa\u57fa\u4e8e ITU-T P.800 \u6807\u51c6\u7684 MOS \u5206\u6570\u3002<\/p>\n<p class=\"cta-row\"><a class=\"btn\" href=\"https:\/\/sevana.biz\/zh-hans\/%e8%81%94%e7%b3%bb%e6%88%91%e4%bb%ac\/\">\u7533\u8bf7\u6f14\u793a<\/a><a class=\"btn ghost\" href=\"https:\/\/sevana.biz\/zh-hans\/%e5%b8%b8%e8%a7%81%e9%97%ae%e9%a2%98\/\">\u67e5\u770b\u5e38\u89c1\u95ee\u9898<\/a><\/p>\n<h2>PVQA \u88ab\u52a8\u5f0f\u901a\u8bdd\u8d28\u91cf\u5206\u6790\u5e26\u6765\u4ec0\u4e48<\/h2>\n<div class=\"grid\">\n<div class=\"card\">\n<h3>\u975e\u4fb5\u5165\u5f0f MOS<\/h3>\n<p>\u9996\u5148\uff0cPVQA \u4ec5\u51ed\u6ce2\u5f62\u5206\u6790\u5373\u53ef\u9884\u6d4b\u57fa\u4e8e ITU-T P.800 \u6807\u51c6\u7684 <a href=\"https:\/\/sevana.biz\/zh-hans\/%e5%b8%b8%e8%a7%81%e9%97%ae%e9%a2%98\/\">MOS<\/a>\uff0c\u8fd9\u6b63\u662f\u5b83\u80fd\u540c\u65f6\u7528\u4e8e\u5b9e\u65f6\u6d41\u91cf\u4e0e\u5f55\u5236\u6d41\u91cf\u7684\u539f\u56e0\u3002<\/p>\n<\/div>\n<div class=\"card\">\n<h3>\u5b9a\u4f4d\u771f\u6b63\u7684\u6545\u969c<\/h3>\n<p>\u6b64\u5916\uff0c\u5b83\u80fd\u53d1\u73b0\u4e22\u5305\u3001\u9759\u97f3\u4e0e\u566a\u58f0\u901a\u8bdd\u3001\u65ad\u97f3\u3001\u56de\u58f0\u3001VAD \u524a\u6ce2\u548c\u5e45\u5ea6\u524a\u6ce2\uff0c\u8ba9\u60a8\u6e05\u695a\u5730\u770b\u5230\u901a\u8bdd\u4e3a\u4f55\u542c\u8d77\u6765\u6709\u95ee\u9898\u3002<\/p>\n<\/div>\n<div class=\"card\">\n<h3>\u5b9e\u65f6\u4e14\u8de8\u5e73\u53f0<\/h3>\n<p>\u7531\u4e8e PVQA \u53ef\u4f5c\u4e3a\u5e94\u7528\u7a0b\u5e8f\u6216 C++ \/ Python \u5e93\u5b9e\u65f6\u8fd0\u884c\uff0c\u60a8\u53ef\u4ee5\u6784\u5efa\u81ea\u5df1\u7684\u8d28\u91cf\u6d4b\u8bd5\uff0c\u800c\u4e0d\u53d7\u7279\u5b9a\u786c\u4ef6\u7684\u9650\u5236\u3002<\/p>\n<\/div>\n<div class=\"card\">\n<h3>\u540c\u65f6\u9a71\u52a8 AQuA<\/h3>\n<p>\u53e6\u5916\uff0cPVQA \u5f15\u64ce\u5185\u7f6e\u4e8e <a href=\"https:\/\/sevana.biz\/zh-hans\/%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-aqua\/\">AQuA<\/a> \u4e2d\uff0c\u4e3a\u57fa\u4e8e\u53c2\u8003\u7684\u62a5\u544a\u8865\u5145\u540c\u6837\u8be6\u5c3d\u7684\u635f\u4f24\u4fe1\u606f\u3002<\/p>\n<\/div>\n<\/div>\n<h2>\u8c01\u5728\u4f7f\u7528 PVQA<\/h2>\n<p class=\"lead\">\u7531\u4e8e PVQA \u9002\u7528\u4e8e\u4efb\u4f55\u6709\u6d41\u91cf\u7684\u5730\u65b9\uff0c\u591a\u79cd\u56e2\u961f\u90fd\u4f9d\u8d56\u5b83\u3002<\/p>\n<div class=\"grid\">\n<div class=\"panel\">\n<h3>\u9002\u7528\u5bf9\u8c61<\/h3>\n<ul>\n<li>\u79fb\u52a8\u8fd0\u8425\u5546<\/li>\n<li>\u7535\u4fe1\u670d\u52a1\u63d0\u4f9b\u5546<\/li>\n<li>3G\u30014G\/LTE \u4e0e <a href=\"https:\/\/sevana.biz\/zh-hans\/5g-%e5%b0%b1%e7%bb%aa\/\">5G<\/a> \u6d4b\u8bd5\u4e0e\u6d4b\u91cf<\/li>\n<\/ul>\n<\/div>\n<div class=\"panel\">\n<h3>\u7406\u60f3\u7528\u9014<\/h3>\n<ul>\n<li>\u901a\u8bdd\u8d28\u91cf\u76d1\u63a7<\/li>\n<li>\u7531 QoE \u6307\u6807\u9a71\u52a8\u7684\u4e3b\u52a8\u5f0f\u7ef4\u62a4<\/li>\n<li>\u66f4\u5feb\u7684\u8d28\u91cf\u95ee\u9898\u6839\u56e0\u5206\u6790<\/li>\n<li>\u53d1\u73b0\u53cd\u590d\u51fa\u73b0\u7684<a href=\"https:\/\/www.linkedin.com\/pulse\/call-audio-impairments-analysis-patterns-problem-bigdata-sitnikov\/\" rel=\"noopener\" target=\"_blank\">\u635f\u4f24\u6a21\u5f0f<\/a><\/li>\n<li>\u5728\u65e0\u6cd5\u83b7\u5f97\u53c2\u8003\u4fe1\u53f7\u65f6\u8fdb\u884c\u975e\u4fb5\u5165\u5f0f\u5206\u6790<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2>\u89c2\u770b PVQA \u7684\u5b9e\u9645\u6548\u679c<\/h2>\n<p class=\"lead\">\u5f52\u6839\u7ed3\u5e95\uff0cPVQA \u4e3a\u60a8\u63d0\u4f9b\u4e0e\u786c\u4ef6\u65e0\u5173\u7684\u5b9e\u65f6\u8bed\u97f3\u8d28\u91cf\u6d4b\u8bd5\u3002<\/p>\n<div class=\"video\"><iframe src=\"https:\/\/www.youtube.com\/embed\/-dJeqt7YT-g\" allowfullscreen><\/iframe><\/div>\n<h2>\u6280\u672f\u7ec6\u8282<\/h2>\n<details>\n<summary>\u529f\u80fd\u7279\u6027<\/summary>\n<div class=\"a\">\n<p>\u4f8b\u5982\uff0cPVQA \u80fd\u591f\uff1a<\/p>\n<ul>\n<li>\u4ee5\u57fa\u4e8e P.800 \u6807\u51c6\u7684 MOS \u8bc4\u4f30\u901a\u8bdd\u8d28\u91cf<\/li>\n<li>\u901a\u8fc7\u8f7d\u8377\u5206\u6790\u68c0\u6d4b\u4e22\u5305<\/li>\n<li>\u5728\u6d41\u91cf\u4e2d\u53d1\u73b0\u9759\u97f3\u4e0e\u566a\u58f0\u901a\u8bdd<\/li>\n<li>\u68c0\u6d4b\u65ad\u97f3<\/li>\n<li>\u53d1\u73b0\u56de\u58f0\u4e0e VAD \u524a\u6ce2<\/li>\n<li>\u6807\u8bb0\u8bed\u97f3\u6d41\u91cf\u4e2d\u7684\u5e45\u5ea6\u524a\u6ce2<\/li>\n<\/ul>\n<\/div>\n<\/details>\n<details>\n<summary>\u8fd0\u884c\u8981\u6c42<\/summary>\n<div class=\"a\">\n<p>PVQA \u652f\u6301\u7535\u8bdd\u8d28\u91cf\u7684\u672a\u538b\u7f29 <code>.wav<\/code> \u97f3\u9891\uff1a8 kHz \u6216 16 kHz\u300116 \u4f4d\u3001\u5355\u58f0\u9053\u3002\u5982\u679c\u60a8\u9700\u8981\u5176\u4ed6\u683c\u5f0f\u3001\u66f4\u9ad8\u91c7\u6837\u7387\u6216\u7f16\u89e3\u7801\u5668\u652f\u6301\uff0c\u8bf7<a href=\"https:\/\/sevana.biz\/zh-hans\/%e8%81%94%e7%b3%bb%e6%88%91%e4%bb%ac\/\">\u8054\u7cfb\u6211\u4eec<\/a>\u3002<\/p>\n<\/div>\n<\/details>\n<details>\n<summary>\u79d1\u5b66\u539f\u7406<\/summary>\n<div class=\"a\">\n<p>\u6e05\u6670\u7684\u7535\u8bdd\u901a\u4fe1\u53d6\u51b3\u4e8e\u635f\u4f24\u5728\u7f16\u7801\u3001\u4f20\u8f93\u548c\u653e\u5927\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u4e0d\u5b58\u5728\u6216\u53ef\u5ffd\u7565\u3002\u56e0\u6b64\uff0cPVQA \u7684\u611f\u77e5\u6a21\u578b\u5148\u68c0\u6d4b\u5df2\u77e5\u4f1a\u4f7f\u4eba\u8033\u542c\u611f\u4e0b\u964d\u7684\u5404\u79cd\u635f\u4f24\uff0c\u518d\u7531\u5176\u4e13\u6709\u7b97\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a\u57fa\u4e8e ITU-T P.800 \u6807\u51c6\u7684 MOS \u9884\u6d4b\u3002<\/p>\n<\/div>\n<\/details>\n<div class=\"band\"><img width=\"70\" height=\"70\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/sevana.biz\/wp-content\/uploads\/2019\/05\/icon-headphone.png\" alt=\"Sevana PVQA \u88ab\u52a8\u5f0f\u901a\u8bdd\u8d28\u91cf\u5206\u6790\u5de5\u5177\" \/><\/p>\n<div class=\"bwrap\">\n<h3>\u6ee1\u8db3\u60a8\u7684\u901a\u8bdd\u8d28\u91cf\u76d1\u63a7\u9700\u6c42<\/h3>\n<p>\u4e0e\u6211\u4eec\u7684\u56e2\u961f\u8054\u7cfb\uff0c\u8ba9 PVQA \u5904\u7406\u60a8\u7684\u5b9e\u65f6\u6216\u5f55\u5236\u6d41\u91cf\u3002<\/p>\n<\/div>\n<p><a class=\"binq\" href=\"https:\/\/sevana.biz\/zh-hans\/%e8%81%94%e7%b3%bb%e6%88%91%e4%bb%ac\/\">\u53d1\u9001\u54a8\u8be2<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>PVQA \u662f Sevana \u7528\u4e8e\u88ab\u52a8\u5f0f\u901a\u8bdd\u8d28\u91cf\u5206\u6790\u7684\u5de5\u5177\u3002\u5b83\u4ee5\u975e\u4fb5\u5165\u65b9\u5f0f\u3001\u76f4\u63a5\u4ece\u6ce2\u5f62\u6d4b\u91cf\u8bed\u97f3\u8d28\u91cf\uff0c\u56e0\u6b64\u65e0\u9700\u53c2\u8003 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/template-vc.php","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-7051","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PVQA - P.563 \u548c P.564 \u7684\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\u66ff\u4ee3\u65b9\u6848<\/title>\n<meta name=\"description\" content=\"PVQA - \u66ff\u4ee3 P.563 \u548c P.564 \u7684\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\uff0c\u975e\u4fb5\u5165\u5f0f\u5206\u6790\u8bed\u97f3\u901a\u8bdd\u3001\u6d41\u91cf\u548c\u5f55\u97f3\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sevana.biz\/zh-hans\/%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-pvqa\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PVQA - P.563 \u548c P.564 \u7684\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\u66ff\u4ee3\u65b9\u6848\" \/>\n<meta property=\"og:description\" content=\"PVQA - \u66ff\u4ee3 P.563 \u548c P.564 \u7684\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\uff0c\u975e\u4fb5\u5165\u5f0f\u5206\u6790\u8bed\u97f3\u901a\u8bdd\u3001\u6d41\u91cf\u548c\u5f55\u97f3\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sevana.biz\/zh-hans\/%e6%88%91%e4%bb%ac%e7%9a%84%e4%ba%a7%e5%93%81-pvqa\/\" \/>\n<meta property=\"og:site_name\" content=\"Sevana\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/sevana.biz\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-14T08:39:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sevana.biz\/wp-content\/uploads\/2019\/05\/icon-headphone.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@sevanabiz\" \/>\n<script type=\"application\/ld+json\" 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