{"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":"2024-07-30T14:46:52","modified_gmt":"2024-07-30T12:46:52","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 – PVQA \u5206\u6790\u5668"},"content":{"rendered":"

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PVQA – \u66ff\u4ee3 P.563 \u548c P.564 \u7684\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\uff0c\u529f\u80fd\u5f3a\u5927\uff0c\u53ef\u901a\u8fc7\u6ce2\u5f62\u5206\u6790\u5bf9\u8bed\u97f3\u8d28\u91cf\u8fdb\u884c\u975e\u4fb5\u5165\u5f0f\u8bc4\u4f30<\/h5>\n

\u6211\u4eec\u6709\u65f6\u90fd\u4f1a\u5728\u901a\u8bdd\u4e2d\u9047\u5230\u56de\u97f3\u4e25\u91cd\u3001\u58f0\u97f3\u4f4e\u6c89\u3001\u901a\u8bdd\u8d28\u91cf\u5dee\u6216\u80cc\u666f\u566a\u97f3\u5e72\u6270\u7b49\u95ee\u9898\u3002 \u5982\u679c\u4e0d\u8fdb\u884c\u97f3\u9891\u8d28\u91cf\u6d4b\u8bd5\uff0c\u5373\u4f7f\u90e8\u7f72\u4e86\u65b0\u7684 VoIP \u7cfb\u7edf\uff0c\u60a8\u4e5f\u53ef\u80fd\u6c38\u8fdc\u4e0d\u4f1a\u53d1\u73b0\u60a8\u7684\u5ba2\u6237\u6216\u5ba2\u6237\u7684\u7528\u6237\u9762\u4e34\u7740\u7cdf\u7cd5\u97f3\u8d28\u4f53\u9a8c\u7684\u95ee\u9898\uff0c\u8fd9\u5c31\u662f\u6211\u4eec\u7684\u4ea7\u54c1\u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\uff08PVQA<\/a>\uff09\u7684\u4f5c\u7528\u6240\u5728\u3002<\/p>\n

\u4e0e\u5176\u4ed6\u901a\u8fc7\u6ce2\u5f62\u5206\u6790\u975e\u4fb5\u5165\u6027\u9884\u6d4bMOS<\/a>\u5206\u6570\u7684\u5de5\u5177\u76f8\u6bd4\uff0cPVQA \u7684 MOS \u5206\u6570\u53ef\u80fd\u662f\u6700\u51c6\u786e\u7684\u3002 \u4fb5\u5165\u5f0f\u97f3\u9891\u8d28\u91cf\u5206\u6790\u5668AQuA<\/a>\u4e2d\u7684 PVQA \u6a21\u5757\uff0c\u901a\u8fc7\u63d0\u4f9b\u5f71\u54cd\u542c\u4f17\u611f\u77e5\u7684\u97f3\u9891\u969c\u788d\u4fe1\u606f\u6765\u6269\u5c55\u8d28\u91cf\u62a5\u544a\u3002<\/p>\n

\u5de5\u5177\u7684\u6027\u80fd\u548c\u5b9e\u65f6\u5de5\u4f5c\u80fd\u529b\uff0c\u4f7f\u516c\u53f8\u6709\u673a\u4f1a\u5f00\u53d1\u81ea\u5df1\u7684\u8bed\u97f3\u8d28\u91cf\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u800c\u4e0d\u5fc5\u4f9d\u8d56\u7279\u5b9a\u7684\u786c\u4ef6\u548c\u8f6f\u4ef6\u3002<\/p>\n

PVQA \u662f\u4e00\u4e2a\u8de8\u5e73\u53f0\u5e94\u7528\u7a0b\u5e8f\u6216\u5e93\uff08C++ \u6216 Python \u63a5\u53e3\uff09\uff0c\u9002\u7528\u4e8e\u6240\u6709\u4e3b\u6d41\u684c\u9762\u548c\u79fb\u52a8\u64cd\u4f5c\u7cfb\u7edf\u3002<\/p>\n

[\/vc_column_text][\/vc_column][\/vc_row][vc_row equal_height=”yes” content_placement=”top” css=”.vc_custom_1559163097786{padding-bottom: 60px !important;background-color: #ffffff !important;}”][vc_column width=”1\/2″][vc_column_text css=”.vc_custom_1573538341362{padding-bottom: 70px !important;}” el_class=”box-shadow”]<\/p>\n

PVQA \u9002\u7528\u4e8e\uff1a<\/h5>\n
    \n
  • \u2022<\/span> \u79fb\u52a8\u8fd0\u8425\u5546<\/li>\n
  • \u2022<\/span> \u7535\u4fe1\u670d\u52a1\u63d0\u4f9b\u5546<\/li>\n
  • \u2022<\/span> 3G\u30014G\/LTE\u30015G \u6d4b\u8bd5\u548c\u8bc4\u4f30<\/li>\n<\/ul>\n

    [\/vc_column_text][\/vc_column][vc_column width=”1\/2″][vc_column_text el_class=”box-shadow”]<\/p>\n

    PVQA \u9002\u7528\u4e8e<\/h5>\n
      \n
    • \u2022<\/span> \u901a\u8bdd\u8d28\u91cf\u76d1\u63a7<\/li>\n
    • \u2022<\/span> \u57fa\u4e8e QoE \u6307\u6807\u7684\u4e3b\u52a8\u7ef4\u62a4<\/li>\n
    • \u2022<\/span> \u5feb\u901f\u5206\u6790\u5bfc\u81f4\u8d28\u91cf\u95ee\u9898\u7684\u5173\u952e\u6240\u5728<\/li>\n
    • \u2022<\/span> \u53d1\u73b0\u901a\u8bdd\u8d28\u91cf\u7f3a\u9677\u6a21\u5f0f<\/li>\n
    • \u2022<\/span> \u88ab\u52a8\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668 PVQA \u662f ITU-T P.563 \u7684\u66ff\u4ee3\u54c1<\/li>\n<\/ul>\n
      <\/div>\n

      [\/vc_column_text][\/vc_column][\/vc_row][vc_row css=”.vc_custom_1559185880485{padding-top: 60px !important;padding-bottom: 60px !important;background-color: #f4f4f4 !important;}”][vc_column][tt_section_title title_alignment=”text-center” title=”Sevana PVQA \u5206\u6790\u5668\u662f\u4ec0\u4e48\uff1f” css=”.vc_custom_1722340991391{padding-bottom: 30px !important;}”][\/tt_section_title][vc_column_text]