{"id":6838,"date":"2021-06-08T11:56:55","date_gmt":"2021-06-08T09:56:55","guid":{"rendered":"https:\/\/websites.fraunhofer.de\/audioblog\/?p=6838"},"modified":"2021-06-08T11:58:29","modified_gmt":"2021-06-08T09:58:29","slug":"evs_5g","status":"publish","type":"post","link":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/evs_5g","title":{"rendered":"EVS\u8d4b\u80fd5G\u7f51\u7edc\u6700\u4f73\u901a\u8bdd\u8d28\u91cf"},"content":{"rendered":"

Fraunhofer\u589e\u5f3a\u578b\u8bed\u97f3\u670d\u52a1\uff08EVS\uff09\u901a\u4fe1\u7f16\u89e3\u7801\u5668\u63d0\u5347\u79fb\u52a8\u7f51\u7edc\u4e2d\u7684\u8bed\u97f3\u901a\u8bdd\u8d28\u91cf<\/strong><\/p>\n

5G\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\u81ea2019\u5e74\u4ee5\u6765\u6301\u7eed\u84ec\u52c3\u53d1\u5c55\uff0c\u968f\u7740\u5176\u5e02\u573a\u4efd\u989d\u7684\u4e0d\u65ad\u589e\u957f\uff0c2G\uff08GSM\uff09\u548c3G\uff08UMTS\uff09\u7f51\u7edc\u4e5f\u5c06\u88ab\u9010\u6b65\u5173\u95ed\u3002\u9664\u4e86\u589e\u52a0\u9891\u7387\u5bb9\u91cf\u4ece\u800c\u52a0\u5feb\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u5e76\u51cf\u5c11\u7b49\u5f85\u65f6\u95f4\u5916\uff0c5G\u7f51\u7edc\u8fd8\u5c06\u6539\u5584\u8bed\u97f3\u670d\u52a1\u3002<\/p>\n

Fraunhofer IIS\u589e\u5f3a\u578b\u8bed\u97f3\u670d\u52a1\uff08EVS\uff09\u901a\u4fe1\u7f16\u89e3\u7801\u5668\u4e13\u95e8\u4e3a4G\u548c5G\u8bed\u97f3\u670d\u52a1\u91cf\u8eab\u5b9a\u5236\u3002\u5b83\u663e\u8457\u63d0\u5347\u4e86\u79fb\u52a8\u901a\u8bdd\u7684\u7a33\u5b9a\u6027\u548c\u8d28\u91cf\u3002\u4e0e\u5e7f\u6cdb\u4f7f\u7528\u7684AMR\u548cAMR\u5bbd\u5e26\u7f16\u89e3\u7801\u5668\u76f8\u6bd4\uff0cEVS\u53ef\u4ee5\u4f20\u8f93\u4eba\u8033\u53ef\u542c\u89c1\u7684\u97f3\u9891\u5e26\u5bbd\u300216 kHz\u5e26\u5bbd\u786e\u4fdd\u7ec8\u7aef\u6709\u7740\u975e\u5e38\u81ea\u7136\u7684\u8bed\u97f3\u548c\u51fa\u8272\u7684\u8bed\u97f3\u6e05\u6670\u5ea6\u3002<\/p>\n

\u5f31\u7f51\u6761\u4ef6\u4e0b\u7684\u901a\u8bdd\u7a33\u5b9a\u6027<\/strong><\/p>\n

EVS\u63d0\u9ad8\u4e86\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\uff0c\u5c24\u5176\u662f\u5728\u57ce\u5e02\u533a\u57df\u7684\u5efa\u7b51\u7269\u5185\u548c\u697c\u5b87\u4e4b\u95f4\u3002\u6df7\u51dd\u571f\u5899\u548c\u91d1\u5c5e\u6d82\u5c42\u5341\u5206\u5f71\u54cd\u901a\u8bdd\u8d28\u91cf\uff0c\u751a\u81f3\u4f1a\u5bfc\u81f4\u8fde\u63a5\u5931\u8d25\u6216\u65ad\u5f00\u3002\u6709\u4e86EVS\u7684\u52a0\u6301\uff0c\u5373\u4f7f\u5728\u8fd9\u79cd\u6781\u7aef\u6761\u4ef6\u4e0b\uff0c\u901a\u8bdd\u7684\u7a33\u5b9a\u6027\u4ecd\u80fd\u88ab\u5927\u5e45\u589e\u5f3a\u3002EVS\u7684\u201c\u901a\u9053\u611f\u77e5\u6a21\u5f0f\u201d\u51cf\u5c11\u4e86\u63a5\u6536\u8d28\u91cf\u5dee\u65f6\u7684\u6536\u542c\u5f71\u54cd\uff0c\u5373\u6bcf\u4e2a\u65b0\u6570\u636e\u5305\u5c06\u5305\u542b\u524d\u4e2a\u6570\u636e\u5305\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u9047\u6570\u636e\u5305\u4e22\u5931\uff0c\u5219\u80fd\u591f\u4ece\u540e\u7eed\u6570\u636e\u5305\u4e2d\u83b7\u53d6\u4e22\u5931\u4fe1\u606f\u3002<\/p>\n

\u4f46\u5076\u5c14\u4e5f\u53ef\u80fd\u4f1a\u53d1\u751f\u65e0\u6cd5\u91cd\u5efa\u6570\u636e\u7684\u60c5\u51b5\uff0c\u8fd9\u4e5f\u662f\u9519\u8bef\u6d88\u9690\u6280\u672f\u53d1\u6325\u4f5c\u7528\u7684\u65f6\u5019\u3002\u5b83\u53ef\u4ee5\u8865\u507f\u4e22\u5931\u7684\u6570\u636e\u5305\u5e76\u786e\u4fdd\u901a\u8bdd\u8d28\u91cf\u3002EVS\u4f7f\u7528\u4e86\u4e00\u79cd\u590d\u6742\u7684\u7b97\u6cd5\uff0c\u4f7f\u5f97\u5176\u8868\u73b0\u6bd4\u4e4b\u524d\u7684\u6280\u672f\u6709\u663e\u8457\u589e\u5f3a\u3002<\/p>\n

GSMA<\/strong>\u6587\u6863\u4e3a<\/strong>5G<\/strong>\u6307\u5b9a\u4e86<\/strong>EVS<\/strong>\u6280\u672f<\/strong><\/p>\n

\u5927\u591a\u6570\u652f\u63014G\u8bed\u97f3\u670d\u52a1\u7684\u624b\u673a\u4e5f\u5177\u6709EVS\u529f\u80fd\u3002\u8fd9\u610f\u5473\u7740\u7528\u6237\u539f\u5219\u4e0a\u53ef\u4ee5\u57284G\u7f51\u7edc\u4e2d\u4f7f\u7528EVS\uff0c\u4ee5\u83b7\u5f97\u6700\u9ad8\u7684\u901a\u8bdd\u8d28\u91cf\u3002\u4e3a\u4e86\u786e\u4fdd\u8be5\u6280\u672f\u57285G\u8bed\u97f3\u670d\u52a1\u4e2d\u5f97\u5230\u666e\u904d\u7684\u4f7f\u7528\uff0cGSMA\u5728\u652f\u63015G\u7684\u8bbe\u5907\u7684NG.114\u6587\u6863\u4e2d\u5c06EVS\u6280\u672f\u5217\u4e3a\u5fc5\u9009\u65b9\u6848 \u3002 Fraunhofer IIS\u4f5c\u4e3a\u5168\u7403\u9886\u5148\u7684\u9762\u5411\u5e94\u7528\u7a0b\u5e8f\u7814\u7a76\u7684\u673a\u6784\uff0c\u4ee5\u5176\u5168\u9762\u7684\u4e13\u4e1a\u77e5\u8bc6\u4e3a\u8fd9\u4e00\u8fc7\u7a0b\u63d0\u4f9b\u4e86\u652f\u6301\u3002\u56e0\u6b64\uff0c\u7f51\u7edc\u8fd0\u8425\u5546\u80fd\u591f\u786e\u4fdd\u624b\u673a\u5c06\u652f\u6301EVS\uff0c\u5e76\u57285G\u6807\u51c6\u4e2d\u5f97\u5230\u53ef\u9760\u652f\u6491\u3002\u8fd9\u9879\u4e3e\u63aa\u5bf9\u5168\u7403\u7684\u7f51\u7edc\u8fd0\u8425\u5546\u6781\u5177\u5438\u5f15\u529b\u3002\u5c24\u5176\u662f\u5728\u7f51\u7edc\u5229\u7528\u7387\u5f88\u9ad8\u7684\u5730\u533a\uff0c\u5373\u53ea\u80fd\u4f7f\u7528\u4f4e\u6570\u636e\u901f\u7387\uff0c\u901a\u8fc7\u91c7\u7528EVS\u4fbf\u80fd\u591f\u5b9e\u73b0\u5f3a\u5927\u800c\u9ad8\u8d28\u91cf\u7684\u8bed\u97f3\u670d\u52a1\u3002EVS\u80fd\u591f\u5728\u6781\u4f4e\u7801\u7387\uff0c\u53735.9kb \/ s\u7684\u6570\u636e\u901f\u7387\u4e0b\u8fd0\u884c\u3002\u5f53\u7136\uff0c\u5f53\u4eca\u5927\u591a\u6570\u79fb\u52a8\u7f51\u7edc\u7528\u4e8e\u8bed\u97f3\u670d\u52a1\u7684\u4f20\u8f93\u901f\u7387\u662f13.2\u548c24.4kbps\u4e24\u79cd\u6a21\u5f0f\u3002<\/p>\n

Fraunhofer\u5c06\u4e3aEVS\u7684\u96c6\u6210\u63d0\u4f9b\u652f\u6301\u670d\u52a1\u3002\u6709\u5173\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee https:\/\/www.iis.fraunhofer.de\/zh\/ff\/amm\/communication\/evs.html<\/a>\u3002<\/p>\n

Header image: \u00a9 Fraunhofer IIS<\/p>\n","protected":false},"excerpt":{"rendered":"

Fraunhofer\u589e\u5f3a\u578b\u8bed\u97f3\u670d\u52a1\uff08EVS\uff09\u901a\u4fe1\u7f16\u89e3\u7801\u5668\u63d0\u5347\u79fb\u52a8\u7f51\u7edc\u4e2d\u7684\u8bed\u97f3\u901a\u8bdd\u8d28\u91cf<\/p>\n","protected":false},"author":2,"featured_media":6841,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[154],"tags":[337],"class_list":["post-6838","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products-technologies-cn","tag-evs-cn"],"_links":{"self":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/posts\/6838"}],"collection":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/comments?post=6838"}],"version-history":[{"count":3,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/posts\/6838\/revisions"}],"predecessor-version":[{"id":6849,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/posts\/6838\/revisions\/6849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/media\/6841"}],"wp:attachment":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/media?parent=6838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/categories?post=6838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/cn\/wp-json\/wp\/v2\/tags?post=6838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}