{"id":70167,"date":"2026-02-01T15:36:40","date_gmt":"2026-02-01T07:36:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/70167.html"},"modified":"2026-02-01T15:36:40","modified_gmt":"2026-02-01T07:36:40","slug":"%e5%a4%a7%e5%94%90%e6%9d%af-5g%e6%97%a0%e7%ba%bf%e7%bd%91%e7%bb%9c%e6%9e%b6%e6%9e%84%e6%bc%94%e8%bf%9b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/70167.html","title":{"rendered":"\u5927\u5510\u676f\u2014\u20145G\u65e0\u7ebf\u7f51\u7edc\u67b6\u6784\u6f14\u8fdb"},"content":{"rendered":"<h4>\u7b2c\u4e00\u6a21\u5757&#xff1a;5G \u7ec4\u7f51\u67b6\u6784&#xff08;NSA vs SA&#xff09;<\/h4>\n<p>\u8fd9\u662f 5G \u5efa\u7f51\u7684\u201c\u8def\u7ebf\u56fe\u201d&#xff0c;\u662f\u533a\u5206\u771f\u5047 5G \u7684\u6838\u5fc3\u3002<\/p>\n<h5>1. NSA&#xff08;\u975e\u72ec\u7acb\u7ec4\u7f51&#xff09;<\/h5>\n<ul>\n<li>\n<p>\u6838\u5fc3\u5b9a\u4e49&#xff1a;5G \u57fa\u7ad9&#xff08;gNB&#xff09;\u63a5\u5165 4G \u6838\u5fc3\u7f51&#xff08;EPC&#xff09;\u30025G \u53ea\u662f\u4f5c\u4e3a 4G \u7684\u8865\u5145&#xff0c;\u4e3b\u8981\u4e3a\u4e86\u63d0\u5347\u7f51\u901f\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e3b\u6d41\u67b6\u6784&#xff1a;Option 3x&#xff08;\u6700\u4e3b\u6d41&#xff09;\u3002<\/p>\n<ul>\n<li>\n<p>\u63a7\u5236\u9762\u951a\u70b9&#xff1a;\u5728 4G \u57fa\u7ad9&#xff08;eNB&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u7528\u6237\u9762\u5206\u6d41\u951a\u70b9&#xff1a;\u5728 5G \u57fa\u7ad9&#xff08;gNB&#xff09;\u3002\u8fd9\u662f Option 3x \u533a\u522b\u4e8e Option 3 \u7684\u5173\u952e\u70b9&#xff08;\u6570\u636e\u5148\u5230 5G \u57fa\u7ad9&#xff0c;\u5206\u4e00\u90e8\u5206\u7ed9 4G&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u4f18\u70b9&#xff1a;\u5229\u7528\u73b0\u6709 4G \u7f51\u7edc&#xff0c;\u5efa\u7f51\u901f\u5ea6\u5feb&#xff0c;\u6295\u8d44\u5c11\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u4e0d\u652f\u6301 5G \u6838\u5fc3\u7f51\u7279\u6027&#xff08;\u5982\u5207\u7247\u3001MEC&#xff09;&#xff0c;\u65e0\u6cd5\u6ee1\u8db3\u4f4e\u65f6\u5ef6&#xff08;uRLLC&#xff09;\u548c\u6d77\u91cf\u8fde\u63a5&#xff08;mMTC&#xff09;\u9700\u6c42\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>2. SA&#xff08;\u72ec\u7acb\u7ec4\u7f51&#xff09;<\/h5>\n<ul>\n<li>\n<p>\u6838\u5fc3\u5b9a\u4e49&#xff1a;5G \u57fa\u7ad9&#xff08;gNB&#xff09;\u63a5\u5165 5G \u6838\u5fc3\u7f51&#xff08;5GC&#xff09;\u3002\u8fd9\u662f\u201c\u7eaf\u6b63\u201d\u7684 5G\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e3b\u6d41\u67b6\u6784&#xff1a;Option 2\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f18\u70b9&#xff1a;\u652f\u6301 5G \u5168\u4e1a\u52a1&#xff08;eMBB, uRLLC, mMTC&#xff09;&#xff0c;\u652f\u6301\u7f51\u7edc\u5207\u7247&#xff0c;\u6027\u80fd\u6700\u4f18\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u521d\u671f\u6295\u8d44\u5927&#xff0c;\u9700\u8981\u65b0\u5efa\u6838\u5fc3\u7f51\u3002<\/p>\n<\/li>\n<li>\n<p>\u73b0\u72b6&#xff1a;\u76ee\u524d\u56fd\u5185\u8fd0\u8425\u5546\u5df2\u5168\u9762\u8f6c\u5411 SA \u67b6\u6784\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u7b2c\u4e8c\u6a21\u5757&#xff1a;\u65e0\u7ebf\u63a5\u5165\u7f51&#xff08;RAN&#xff09;\u91cd\u6784<\/h4>\n<p>\u8fd9\u662f\u57fa\u7ad9\u5f62\u6001\u7684\u6839\u672c\u53d8\u5316&#xff0c;\u4ece4G\u7684\u201cBBU&#043;RRU\u201d\u6f14\u8fdb\u4e3a5G\u7684\u201cCU&#043;DU&#043;AAU\u201d\u3002<\/p>\n<h5>1. \u786c\u4ef6\u5f62\u6001\u53d8\u5316<\/h5>\n<ul>\n<li>\n<p>AAU&#xff08;\u6709\u6e90\u5929\u7ebf\u5355\u5143&#xff09;&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u7ec4\u6210&#xff1a;\u539f 4G \u7684 \u5929\u7ebf &#043; RRU&#xff08;\u5c04\u9891\u5355\u5143&#xff09; \u5408\u4e8c\u4e3a\u4e00\u3002<\/p>\n<\/li>\n<li>\n<p>\u529f\u80fd&#xff1a;\u4fe1\u53f7\u6536\u53d1\u3001Massive MIMO \u5929\u7ebf\u5904\u7406\u3001\u6ce2\u675f\u8d4b\u5f62\u3001\u9891\u7387\u4e0e\u65f6\u95f4\u540c\u6b65\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>CU&#xff08;\u96c6\u4e2d\u5355\u5143&#xff09;\u4e0e DU&#xff08;\u5206\u5e03\u5355\u5143&#xff09;&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u539f 4G \u7684 BBU \u88ab\u62c6\u5206\u4e3a CU \u548c DU\u3002<\/p>\n<\/li>\n<li>\n<p>CU&#xff08;Central Unit&#xff09;&#xff1a;\u5904\u7406\u975e\u5b9e\u65f6\u7684\u9ad8\u5c42\u534f\u8bae&#xff08;RRC, PDCP, SDAP&#xff09;\u3002\u53ef\u4ee5\u96c6\u4e2d\u90e8\u7f72&#xff08;\u6bd4\u5982\u653e\u5728\u7701\u4e2d\u5fc3&#xff09;&#xff0c;\u5b9e\u73b0\u4e91\u5316\u3002<\/p>\n<\/li>\n<li>\n<p>DU&#xff08;Distributed Unit&#xff09;&#xff1a;\u5904\u7406\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u5e95\u5c42\u534f\u8bae&#xff08;RLC, MAC, PHY&#xff09;\u3002\u901a\u5e38\u9760\u8fd1\u5929\u7ebf\u90e8\u7f72\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>2. CU \u7684\u8fdb\u4e00\u6b65\u62c6\u5206&#xff08;CU-C \/ CU-U&#xff09;<\/h5>\n<ul>\n<li>\n<p>CU-C&#xff08;\u63a7\u5236\u9762&#xff09;&#xff1a;\u8d1f\u8d23\u4fe1\u4ee4\u4ea4\u4e92&#xff0c;\u5982\u63a5\u53e3\u7ba1\u7406\u3001\u8fde\u63a5\u7ba1\u7406\u3001\u5207\u7247\u8d44\u6e90\u7ba1\u7406\u3002<\/p>\n<\/li>\n<li>\n<p>CU-U&#xff08;\u7528\u6237\u9762&#xff09;&#xff1a;\u8d1f\u8d23\u7528\u6237\u6570\u636e\u7684\u5904\u7406\u548c\u8f6c\u6362\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u7b2c\u4e09\u6a21\u5757&#xff1a;\u6838\u5fc3\u7f51&#xff08;5GC&#xff09;\u91cd\u6784<\/h4>\n<p>\u8fd9\u662f 5G \u7684\u201c\u5927\u8111\u201d\u5347\u7ea7&#xff0c;\u6838\u5fc3\u601d\u60f3\u662f \u670d\u52a1\u5316\u67b6\u6784&#xff08;SBA&#xff09; \u548c \u63a7\u5236\/\u7528\u6237\u9762\u5206\u79bb&#xff08;CUPS&#xff09;\u3002<\/p>\n<h5>1. \u670d\u52a1\u5316\u67b6\u6784&#xff08;SBA&#xff09;<\/h5>\n<ul>\n<li>\n<p>\u6539\u53d8&#xff1a;\u6253\u7834\u4e86\u4f20\u7edf\u201c\u9ed1\u76d2\u5b50\u201d\u5f0f\u7684\u7f51\u5143&#xff0c;\u5c06\u529f\u80fd\u62c6\u788e\u6210\u4e00\u4e2a\u4e2a\u201c\u670d\u52a1\u201d\u3002<\/p>\n<\/li>\n<li>\n<p>\u63a5\u53e3&#xff1a;\u7f51\u5143\u4e4b\u95f4\u4f7f\u7528 SBI&#xff08;Service Based Interface&#xff09; \u63a5\u53e3&#xff0c;\u57fa\u4e8e HTTP\/2 \u534f\u8bae\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>2. \u63a7\u5236\u4e0e\u7528\u6237\u9762\u5206\u79bb&#xff08;CUPS&#xff09;<\/h5>\n<ul>\n<li>\n<p>\u76ee\u7684&#xff1a;\u8ba9\u63a7\u5236\u9762&#xff08;\u5927\u8111&#xff09;\u548c\u7528\u6237\u9762&#xff08;\u624b\u811a&#xff09;\u89e3\u8026\u3002<\/p>\n<\/li>\n<li>\n<p>\u6548\u679c&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u63a7\u5236\u9762&#xff08;CP&#xff09;&#xff1a;\u96c6\u4e2d\u7ba1\u7406&#xff0c;\u7edf\u4e00\u8c03\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u7528\u6237\u9762&#xff08;UP&#xff09;&#xff1a;\u53ef\u4ee5\u4e0b\u6c89\u5230\u7f51\u7edc\u8fb9\u7f18&#xff08;MEC&#xff09;&#xff0c;\u79bb\u7528\u6237\u66f4\u8fd1&#xff0c;\u5b9e\u73b0\u8d85\u4f4e\u65f6\u5ef6\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u7b2c\u56db\u6a21\u5757&#xff1a;\u5173\u952e\u7f51\u5143\u8be6\u89e3<\/h4>\n<p>\u8fd9\u90e8\u5206\u662f\u9009\u62e9\u9898\u7684\u91cd\u707e\u533a&#xff0c;\u52a1\u5fc5\u5206\u6e05\u8c01\u5e72\u4ec0\u4e48\u3002<\/p>\n<h5>1. AMF&#xff08;\u63a5\u5165\u4e0e\u79fb\u52a8\u6027\u7ba1\u7406\u529f\u80fd&#xff09;\u2014\u2014\u201c\u524d\u53f0\u5927\u7ba1\u5bb6\u201d<\/h5>\n<ul>\n<li>\n<p>\u5c5e\u6027&#xff1a;\u7eaf\u63a7\u5236\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u529f\u80fd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u6ce8\u518c\u7ba1\u7406\u3001\u8fde\u63a5\u7ba1\u7406\u3001\u79fb\u52a8\u6027\u7ba1\u7406&#xff08;\u4f4d\u7f6e\u66f4\u65b0\u3001\u5bfb\u547c&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>NAS \u4fe1\u4ee4\u7684\u52a0\u5bc6\u4e0e\u5b8c\u6574\u6027\u4fdd\u62a4\u3002<\/p>\n<\/li>\n<li>\n<p>\u63a5\u5165\u9274\u6743&#xff08;\u786e\u8ba4\u7528\u6237\u8eab\u4efd&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u7ec8\u7ed3 N2 \u63a5\u53e3&#xff08;RAN \u4e0e\u6838\u5fc3\u7f51\u7684\u4fe1\u4ee4\u63a5\u53e3&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>2. UPF&#xff08;\u7528\u6237\u9762\u529f\u80fd&#xff09;\u2014\u2014\u201c\u6570\u636e\u7ba1\u9053\u201d<\/h5>\n<ul>\n<li>\n<p>\u5c5e\u6027&#xff1a;\u7eaf\u7528\u6237\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u529f\u80fd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5206\u7ec4\u8def\u7531\u4e0e\u8f6c\u53d1&#xff1a;\u6570\u636e\u7684\u4f20\u8f93\u67a2\u7ebd\u3002<\/p>\n<\/li>\n<li>\n<p>\u79fb\u52a8\u6027\u951a\u70b9&#xff1a;\u57fa\u7ad9\u5207\u6362\u65f6&#xff0c;\u4fdd\u8bc1\u6570\u636e\u8fde\u63a5\u4e0d\u65ad\u3002<\/p>\n<\/li>\n<li>\n<p>QoS \u5904\u7406&#xff1a;\u5305\u8fc7\u6ee4\u3001\u95e8\u63a7\u3001\u901f\u7387\u9650\u5236&#xff08;\u7ba1\u7f51\u901f\u7684&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u884c\u6570\u636e\u7f13\u5b58&#xff1a;\u7528\u6237\u4f11\u7720\u65f6&#xff0c;\u6682\u65f6\u5b58\u4f4f\u6570\u636e\u3002<\/p>\n<\/li>\n<li>\n<p>\u5916\u90e8 PDU \u4f1a\u8bdd\u70b9&#xff1a;\u8fde\u63a5\u4e92\u8054\u7f51\u7684\u51fa\u53e3\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>3. SMF&#xff08;\u4f1a\u8bdd\u7ba1\u7406\u529f\u80fd&#xff09;\u2014\u2014\u201c\u6d41\u91cf\u8c03\u5ea6\u5458\u201d<\/h5>\n<ul>\n<li>\n<p>\u5c5e\u6027&#xff1a;\u63a7\u5236\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u529f\u80fd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u4f1a\u8bdd\u5efa\u7acb\/\u4fee\u6539\/\u91ca\u653e&#xff1a;\u5efa\u7acb\u4e0a\u7f51\u901a\u9053&#xff08;PDU Session&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>IP \u5730\u5740\u5206\u914d&#xff1a;\u7ed9\u624b\u673a\u53d1 IP\u3002<\/p>\n<\/li>\n<li>\n<p>\u9009\u62e9\u548c\u63a7\u5236 UPF&#xff1a;\u544a\u8bc9 UPF \u6570\u636e\u8be5\u5f80\u54ea\u8dd1\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>4. PCF&#xff08;\u7b56\u7565\u63a7\u5236\u529f\u80fd&#xff09;\u2014\u2014\u201c\u89c4\u5219\u5236\u5b9a\u8005\u201d<\/h5>\n<ul>\n<li>\n<p>\u5c5e\u6027&#xff1a;\u63a7\u5236\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u6838\u5fc3\u529f\u80fd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u63d0\u4f9b\u7b56\u7565\u89c4\u5219&#xff08;\u5982 QoS \u7b56\u7565\u3001\u8ba1\u8d39\u7b56\u7565&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bbf\u95ee UDR&#xff08;\u7edf\u4e00\u6570\u636e\u4ed3\u5e93&#xff09;\u83b7\u53d6\u7528\u6237\u7b7e\u7ea6\u4fe1\u606f\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u7b2c\u4e94\u6a21\u5757&#xff1a;\u63a5\u53e3\u4e0e\u534f\u8bae&#xff08;\u62d3\u6251\u5173\u7cfb&#xff09;<\/h4>\n<p>\u8bb0\u4f4f\u8fd9\u5f20\u201c\u8fde\u63a5\u5173\u7cfb\u56fe\u201d\u3002<\/p>\n<h5>1. \u5916\u90e8\u63a5\u53e3&#xff08;\u57fa\u7ad9\u4e0e\u6838\u5fc3\u7f51&#xff09;<\/h5>\n<ul>\n<li>\n<p>NG \u63a5\u53e3&#xff1a;gNB \u4e0e 5GC<\/p>\n<ul>\n<li>\n<p>NG-C&#xff1a;\u8fde\u63a5 AMF&#xff08;\u4f20\u4fe1\u4ee4&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>NG-U&#xff1a;\u8fde\u63a5 UPF&#xff08;\u4f20\u6570\u636e&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>2. \u5185\u90e8\u63a5\u53e3&#xff08;\u57fa\u7ad9\u5185\u90e8&#xff09;<\/h5>\n<ul>\n<li>\n<p>F1 \u63a5\u53e3&#xff1a;CU \u4e0e DU<\/p>\n<ul>\n<li>\n<p>F1-C&#xff1a;CU-C \u4e0e DU \u4e4b\u95f4\u7684\u4fe1\u4ee4\u3002<\/p>\n<\/li>\n<li>\n<p>F1-U&#xff1a;CU-U \u4e0e DU \u4e4b\u95f4\u7684\u6570\u636e\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>E1 \u63a5\u53e3&#xff1a;CU-C \u4e0e CU-U<\/p>\n<ul>\n<li>\n<p>\u4f5c\u7528&#xff1a;CU \u5185\u90e8\u63a7\u5236\u9762\u6307\u6325\u7528\u6237\u9762\u5de5\u4f5c\u7684\u63a5\u53e3\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>3. \u6a2a\u5411\u63a5\u53e3&#xff08;\u57fa\u7ad9\u4e4b\u95f4&#xff09;<\/h5>\n<ul>\n<li>\n<p>Xn \u63a5\u53e3&#xff1a;gNB \u4e0e gNB<\/p>\n<ul>\n<li>\n<p>\u4f5c\u7528&#xff1a;\u57fa\u7ad9\u95f4\u5207\u6362\u3001\u53cc\u8fde\u63a5\u6570\u636e\u8f6c\u53d1\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u7b2c\u4e00\u6a21\u5757&#xff1a;5G \u7ec4\u7f51\u67b6\u6784&#xff08;NSA vs SA&#xff09;\u8fd9\u662f 5G \u5efa\u7f51\u7684\u201c\u8def\u7ebf\u56fe\u201d&#xff0c;\u662f\u533a\u5206\u771f\u5047 5G \u7684\u6838\u5fc3\u30021. 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