NR FDD BWP 激活: 基于 DCI 控制的带宽分配

NR FDD\uFF08Frequency Division Duplex\uFF09\u57FA\u4e8e DCI\uFF08Downlink Control Information\uFF09\u7684 BWP\uFF08Bandwidth Part\uFF09\u6d3b\u6027\u6307\u7684\u662f\u5728 NR\uFF08New Radio\uFF09\u7cfb\u7edf\u4e2d\uff0c\u5728 FDD\u6a21\u5f0f\u4e0b\uff0c\u5229\u7528 DCI\u6765\u6d3b\u6027 BWP\u3002\n\nBWP\u6307\u7684\u662f\u5728 NR\u7cfb\u7edf\u4e2d\uff0c\u5c06\u9891\u8c31\u8d44\u6e90\u5206\u6210\u4e0d\u540c\u7684\u5e26\u5bbd\u90e8\u5206\uff0c\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u548c\u63a7\u5236\u4fe1\u606f\u3002DCI\u6307\u7684\u662f\u7528\u4e8e\u4f20\u8f93\u4e0b\u884c\u63a7\u5236\u4fe1\u606f\u7684\u7279\u6b8a\u683c\u5f0f\u3002\u5728 NR FDD\u6a21\u5f0f\u4e0b\uff0c\u5229\u7528 DCI\u53ef\u4ee5\u6d3b\u6027 BWP\uff0c\u4fbf\u4e4e\u5728\u7279\u5b9a\u7684\u5e26\u5bbd\u90e8\u5206\u4e0a\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u548c\u63a7\u5236\u3002\n\n\u6d3b\u6027 BWP\u9700\u8981\u53d1\u9001 DCI\u683c\u5f0f\u7684\u63a7\u5236\u4fe1\u53f7\uff0c\u8be5\u4fe1\u53f7\u5305\u542b\u4e86 BWP\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5982 BWP\u7684\u5f00\u59cb\u9891\u7387\u3001\u5e26\u5bbd\u3001\u5b50\u8f7d\u8f66\u95f4\u9694\u7b49\u3002\u901a\u8fc7\u63a5\u53d7\u5230 DCI\u63a7\u5236\u4fe1\u53f7\uff0c\u7ec8\u7aef\u8bbe\u5907\u53ef\u4ee5\u6839\u636e\u5176\u4e2d\u7684\u4fe1\u606f\u6765\u914d\u7f6e\u76f8\u5e94\u7684 BWP\uff0c\u800c\u5b9e\u73b0\u5728\u7279\u5b9a\u7684\u9891\u6bb5\u4e0a\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u548c\u63a7\u5236\u3002\n\nNR FDD\u57fa\u4e8e DCI\u7684 BWP\u6d3b\u6027\u53ef\u4ee5\u7075\u6d3b\u8c03\u6574\u7cfb\u7edf\u8d44\u6e90\u7684\u4f7f\u7528\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u6d3b\u6027\u548c\u6548\u7387\u3002\u540c\u65f6\uff0c\u901a\u8fc7 DCI\u63a7\u5236\u4fe1\u53f7\u7684\u4f20\u8f93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7ec8\u7aef\u8bbe\u5907\u7684\u63a7\u5236\u548c\u914d\u7f6e\uff0c\u800c\u5c06\u66f4\u597d\u7684\u6ee1\u8db3\u4e0d\u540c\u7528\u6237\u548c\u5e94\u7528\u7684\u9700\u6c42\u3002