{"id":2938,"date":"2020-01-02T03:47:07","date_gmt":"2020-01-02T03:47:07","guid":{"rendered":""},"modified":"2020-01-02T11:47:27","modified_gmt":"2020-01-02T03:47:27","slug":"%e9%9b%86%e6%88%90%e5%8c%96%e8%8a%af%e7%89%87%e5%9c%a8%e7%9b%b8%e6%8e%a7%e9%98%b5beam-forming%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2938","title":{"rendered":"\u96c6\u6210\u5316\u82af\u7247\u5728\u76f8\u63a7\u9635beam-forming\u4e2d\u7684\u5e94\u7528"},"content":{"rendered":"

\n\t\u73b0\u4ee3\u901a\u4fe1\u9886\u57df\u4e2d\uff0cbeam-formi<\/u>ng\u6280\u672f\u6709\u7740\u975e\u5e38\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u57285G<\/u>\u901a\u4fe1\u3001\u76f8\u63a7\u9635\u96f7\u8fbe<\/u>\u3001\u536b\u661f\u901a\u4fe1\u7b49\u65b9\u9762\u4e5f\u8d8a\u6765\u8d8a\u53d7\u5230\u5de5\u7a0b\u5e08\u4eec\u7684\u91cd\u89c6\u3002<\/p>\n

\n\t\u6ce2\u675f\u6210\u5f62\uff08beamforming or spati<\/u>al filte<\/u>ring\uff09\u662f\u4f20\u611f\u5668<\/u>\u9635\u5217\u4e2d\u7528\u4e8e\u5b9a\u5411\u4fe1\u53f7\u4f20\u8f93\u6216\u63a5\u6536\u7684\u4fe1\u53f7\u5904\u7406\u6280\u672f\u3002\u8fd9\u662f\u901a\u8fc7\u5c06\u5929\u7ebf\u9635\u5217\u4e2d\u7684\u5143\u4ef6\u4ee5\u7279\u5b9a\u89d2\u5ea6\u7684\u4fe1\u53f7\u7ecf\u5386\u76f8\u957f\u5e72\u6d89\u800c\u5176\u4ed6\u7ecf\u5386\u76f8\u6d88\u5e72\u6d89\u6765\u5b9e\u73b0\u7684\u3002\u6ce2\u675f\u6210\u5f62\u5728\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u90fd\u53ef\u4ee5\u4f7f\u7528\uff0c\u4ee5\u5b9e\u73b0\u7a7a\u95f4\u9009\u62e9\u6027\u3002\u5de5\u7a0b\u5e08\u5229\u7528\u6ce2\u675f\u6210\u5f62\u6280\u672f\u5df2\u7ecf\u6709\u76f8\u5f53\u4e45\u7684\u5386\u53f2\uff0c\u6bd4\u5982\u4f7f\u7528\u6ce2\u675f\u6765\u8865\u507f\u4fe1\u9053\u8870\u51cf\u7684\u536b\u661f\u901a\u8baf\u3002\u536b\u661f\u548c\u5730\u9762\u63a5\u6536\u5929\u7ebf\u7684\u8ddd\u79bb\u975e\u5e38\u8fdc\uff0c\u4fe1\u9053\u8870\u51cf\u975e\u5e38\u5927\uff0c\u4e8e\u662f\u536b\u661f\u4fe1\u53f7\u5230\u8fbe\u5730\u9762\u65f6\u80fd\u91cf\u5df2\u7ecf\u975e\u5e38\u5c0f\uff0c\u751a\u81f3\u6bd4\u70ed\u566a\u58f0\u8fd8\u8981\u4f4e\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u60f3\u65b9\u8bbe\u6cd5\u63d0\u9ad8\u63a5\u6536\u536b\u661f\u4fe1\u53f7\u80fd\u91cf\u3002\u5f53\u536b\u661f\u7684\u4fe1\u53f7\u5411\u7a7a\u95f4\u5168\u65b9\u5411\u8f90\u5c04\u65f6\uff0c\u7edd\u5927\u591a\u6570\u80fd\u91cf\u5e76\u6ca1\u6709\u88ab\u5730\u9762\u5929\u7ebf\u63a5\u6536\u5230\uff0c\u800c\u662f\u88ab\u6d6a\u8d39\u4e86\u3002\u4e3a\u907f\u514d\u8fd9\u79cd\u6d6a\u8d39\uff0c\u6211\u4eec\u5728\u63a5\u6536\u548c\u53d1\u5c04\u536b\u661f\u4fe1\u53f7\u65f6\u90fd\u4f1a\u4f7f\u7528\u6ce2\u675f\u6210\u5f62\u3002\u8fd9\u6837\uff0c\u53d1\u5c04\u7684\u7535\u78c1\u6ce2\u4fe1\u53f7\u90fd\u96c6\u4e2d\u5728\u4e00\u4e2a\u65b9\u5411\u4e0a\uff0c\u53ea\u8981\u63a5\u6536\u5929\u7ebf\u80fd\u5bf9\u51c6\u8fd9\u4e2a\u65b9\u5411\uff0c\u5c31\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u63a5\u6536\u7684\u536b\u661f\u4fe1\u53f7\u80fd\u91cf\u3002<\/p>\n

\n\t <\/div>\n

\n\t\u76f8\u63a7\u9635\u5929\u7ebf\u7684beamforming\u6280\u672f\uff08\u5982\u56fe1\u63cf\u8ff0\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u7ebf\u6027\u6216\u4e8c\u7ef4\u5730\u5bf9N\u4e2a\u5929\u7ebf\u9635\u5217\u8fdb\u884c\u6ce2\u675f\u8d4b\u5f62\u914d\u7f6e\uff0c\u5e76\u4ee5\u7535\u5b50\u7684\u65b9\u5f0f\uff0c\u667a\u80fd\u5730\u63a7\u5236\u9635\u5217\u4e2d\u6bcf\u4e2a\u5355\u72ec\u5929\u7ebf\u7684\u5e45\u5ea6\u548c\u76f8\u4f4d\u6fc0\u52b1\uff0c\u4ee5\u4ea7\u751f\u6307\u5411\u6240\u9700\u65b9\u5411\u7684\u6ce2\u675f\u3002\u5728\u7269\u7406\u7ed3\u6784\u56fa\u5b9a\u4e0d\u53d8\u7684\u60c5\u51b5\u4e0b\uff0c\u76f8\u63a7\u9635\u5929\u7ebf\u80fd\u591f\u5feb\u901f\u65e0\u60ef\u6027\u7684\u8fdb\u884c\u6ce2\u675f\u6210\u5f62\u548c\u6ce2\u675f\u626b\u63cf\u3002<\/p>\n

\n\t\"\u96c6\u6210\u5316\u82af\u7247\u5728\u76f8\u63a7\u9635beam-forming\u4e2d\u7684\u5e94\u7528\"<\/p>\n

\n\t\u56fe1<\/p>\n

\n\t\u9488\u5bf9\u536b\u661f\u901a\u4fe1\u9886\u57df\u7684\u76f8\u63a7\u9635\u7cfb\u7edf\uff0c\u6280\u672f\u578b\u6388\u6743\u5206\u9500\u5546Excelpoint\u4e16\u5065\u516c\u53f8\u7684\u5de5\u7a0b\u5e08Rai<\/u>n Cai\u5411\u6211\u4eec\u4ecb\u7ecd\u4e86\u4e00\u6b3e\u4e16\u5065\u4ee3\u7406\u7684ADI<\/u>\u516c\u53f8\u7684\u76f8\u63a7\u9635beam-forming\u96c6\u6210\u5316\u82af\u7247\uff0c\u53ef\u4ee5\u4e3a\u5e7f\u5927\u536b\u661f\u901a\u4fe1\u5ba2\u6237\u63d0\u4f9b\u65b0\u4e00\u4ee3\u7684\u7cfb\u7edf\u5316\u89e3\u51b3\u65b9\u6848\uff08\u5982\u56fe2\uff09\u3002\u8be5\u7cfb\u7edf\u65b9\u6848\u5305\u542b\u5929\u7ebf\u524d\u7aef\u7684\u591a\u901a\u9053\u5e45\u76f8\u63a7\u5236\u96c6\u6210\u5957\u7247ADAR1000\u3001\u4e0a\u7ebf\u53d8\u9891\u6df7\u9891\u5668LTC5548\/LTC5549\u3001\u672c\u632fPLLVCO\u96c6\u6210\u82af\u7247ADF5356\/ADF5610\u3001\u4f4e\u98912T\/2R \u6536\u53d1\u96c6\u6210\u5957\u7247ADRV9009\u3002\u76f8\u6bd4\u4f20\u7edf\u7684\u8d85\u5916\u5dee\u65b9\u5f0f\uff0c\u8282\u7701\u6570\u5341\u9897\u82af\u7247\u5c31\u80fd\u5b8c\u6210\u5bf9\u6574\u4e2a\u6536\u53d1\u7cfb\u7edf\u7684\u7814\u53d1\u8bbe\u8ba1\uff0c\u5927\u5927\u7f29\u5c0f\u4e86\u6574\u4e2a\u901a\u4fe1\u7cfb\u7edf\u7684\u4f53\u79ef\u548c\u529f\u8017\u3002<\/p>\n

\n\t\"\u96c6\u6210\u5316\u82af\u7247\u5728\u76f8\u63a7\u9635beam-forming\u4e2d\u7684\u5e94\u7528\"<\/p>\n

\n\t\u56fe2<\/p>\n

\n\t\u4e0b\u9762\uff0cRain\u91cd\u70b9\u4ecb\u7ecd\u76f8\u63a7\u9635\u524d\u7aef\u7684\u6709\u6e90\u5929\u7ebf\u5e45\u76f8\u63a7\u5236\u65b9\u6848ADAR1000\u3002ADAR1000\u662f\u4e00\u6b3e\u9002\u7528\u4e8e\u76f8\u63a7\u9635\u7684 4 \u901a\u9053 X \u548c Ku \u9891\u6bb5\u6ce2\u675f\u5f62\u6210\u82af\u7247\u3002\u8be5\u5668\u4ef6\u5728\u63a5\u6536\u548c\u53d1\u5c04\u6a21\u5f0f\u4e4b\u95f4\u4ee5\u534a\u53cc\u5de5\u72b6\u6001\u5de5\u4f5c\u3002\u5728\u63a5\u6536\u6a21\u5f0f\u4e0b\uff0c\u8f93\u5165\u4fe1\u53f7\u901a\u8fc7\u56db\u4e2a\u63a5\u6536\u901a\u9053\u540e\u5728\u516c\u5171 RF<\/u>_IO \u5f15\u811a\u4e0a\u7ec4\u5408\u5728\u4e00\u8d77\u3002\u5728\u53d1\u5c04\u6a21\u5f0f\u4e0b\uff0cRF_IO \u8f93\u5165\u4fe1\u53f7\u62c6\u5206\u540e\u901a\u8fc7\u56db\u4e2a\u53d1\u5c04\u901a\u9053\u3002\u5728\u8fd9\u4e24\u79cd\u6a21\u5f0f\u4e0b\uff0cADAR1000 \u5728\u5c04\u9891<\/u> \uff08RF\uff09 \u8def\u5f84\u4e2d\u90fd\u63d0\u4f9b ≥31 dB \u7684\u589e\u76ca\u8c03\u6574\u8303\u56f4\u548c\u5b8c\u6574 360° \u76f8\u4f4d\u8c03\u6574\u8303\u56f4\uff0c\u5206\u8fa8\u7387\u4f18\u4e8e 6 \u4f4d\uff08\u5206\u522b\u4f4e\u4e8e ≤0.5 dB \u548c 2.8°\uff09\u3002\u5e76\u4e14\u652f\u6301\u5b58\u50a8<\/u>\u6700\u591a126\u4e2a\u6ce2\u675f\u7684\u5404\u901a\u9053\u589e\u76ca\u76f8\u4f4d\u4fe1\u606f\uff0c\u652f\u6301\u76f8\u63a7\u9635\u96f7\u8fbe\u548c\u901a\u4fe1\u7cfb\u7edf\u7684\u8bbe\u8ba1\u4eba\u5458\u5229\u7528\u7535\u8c03<\/u>\u626b\u63cf\u7684\u65b9\u5f0f\u6765\u53d6\u4ee3\u539f\u6765\u5e9e\u5927\u7684\u673a\u68b0<\/u>\u8f6c\u5411\u5929\u7ebf\u5e73\u53f0\u3002ADAR1000\u6bcf\u4e00\u8def\u901a\u9053\u90fd\u96c6\u6210\u6709\u4f4e\u566a\u653e\uff08\u6216\u529f\u7387\u653e\u5927\u5668<\/u>\uff09\u3001\u79fb\u76f8\u5668\u3001\u53ef\u53d8\u589e\u76ca\u653e\u5927\u5668<\/u>\u30024\u901a\u9053ADAR1000\u6709\u6e90\u5929\u7ebf\u6ce2\u675f\u6210\u5f62\u82af\u7247\u53ef\u53d6\u4ee3\u5929\u7ebf\u76f8\u4f4d\u589e\u76ca\u8c03\u8282\u548c\u6570\u5b57\u63a7\u5236\u6240\u9700\u768412\u4e2a\u5206\u7acb\u5143\u4ef6\uff0c\u663e\u8457\u7684\u7b80\u5316\u4e86\u76d1\u63a7<\/u>\u3001\u536b\u661f\u901a\u4fe1\u6240\u7528\u7684\u76f8\u63a7\u9635\u96f7\u8fbe\u7cfb\u7edf\u5c3a\u5bf8\u3001\u91cd\u91cf\u53ca\u529f\u8017\u3002\u5c24\u5176\u662f\u4f7f\u7528ADAR1000\u5728\u5e73\u9762\u9635\u5217\u4e2d\uff0c\u4f7f\u5f97\u88c5\u914d\u4e8e\u4e0d\u540c\u5e73\u53f0\u7684\u5e73\u9762\u9635\u96f7\u8fbe\u5177\u6709\u6781\u5f3a\u7684\u7ade\u4e89\u529b\u3002<\/p>\n

\n\tADAR1000\u539f\u7406\u6846\u56fe\u5982\u4e0b\u56fe3\u6240\u793a\u3002\u9664\u6838\u5fc3\u76844T\/4R\u5e45\u5ea6\u76f8\u63a7\u63a7\u5236\u4ee5\u5916\uff0cADAR1000\u96c6\u6210\u5957\u7247\u8fd8\u5305\u542b\u6e29\u5ea6\u68c0\u6d4b\u3001\u529f\u7387\u68c0\u6d4b\u529f\u80fd\uff0c\u5e76\u4e14\u4e3a\u53ef\u80fd\u9700\u8981\u5916\u6302\u7684\u5927\u529f\u7387\u529f\u653e\u7ba1\u4ee5\u53caLNA\u63d0\u4f9bbias\u4f9b\u7535\u7535\u538b\uff0c\u8fd9\u5c06\u8fdb\u4e00\u6b65\u51cf\u5c11\u5de5\u7a0b\u5e08\u5728PCB\u8bbe\u8ba1<\/u>\u65f6\u7684\u7535\u6e90\u63a7\u5236\u96be\u5ea6\u4ee5\u53caPCB<\/u>\u5c3a\u5bf8\u3002<\/p>\n

\n\t\"\u96c6\u6210\u5316\u82af\u7247\u5728\u76f8\u63a7\u9635beam-forming\u4e2d\u7684\u5e94\u7528\"<\/p>\n

\n\t\u56fe3<\/p>\n

\n\t\u6700\u540e\uff0cRain\u4ecb\u7ecd\u4e86\u4e00\u4e2a\u5177\u4f53\u6848\u4f8b\uff1a\u4e16\u5065\u516c\u53f8\u7684\u67d0\u6700\u7ec8\u7528\u6237\u5e0c\u671b\u51cf\u5c0f30%\u76f8\u63a7\u9635\u5929\u7ebf\u603b\u4f53\u91cd\u91cf\uff0c\u9488\u5bf9\u8fd9\u4e00\u9700\u6c42\uff0c\u4e16\u5065\u5411\u5176\u63a8\u8350\u4e86ADAR1000\u96c6\u6210\u82af\u7247\uff0c\u6210\u529f\u89e3\u51b3\u4e86\u8bbe\u8ba1\u96be\u9898\u3002\u4f7f\u75284\u901a\u9053\u7684ADAR1000\u66ff\u6362\u6389\u539f\u6709\u7684\u5206\u7acb\u5143\u5668\u4ef6<\/u>\u65b9\u6848\uff0c\u5c06\u7cfb\u7edf\u5c3a\u5bf8\u548c\u91cd\u91cf\u51cf\u5c0f30%\u4ee5\u4e0a\u3002\u4f7f\u5f97\u6574\u5957\u536b\u661f\u7cfb\u7edf\u80fd\u591f\u66f4\u4e3a\u4fbf\u6377\u7684\u642d\u8f7d\u8239\u8236\u3001\u98de\u673a\u7b49\u5927\u578b\u4ea4\u901a\u8fd0\u8f93\u5de5\u5177\u3002\u4e0b\u56fe\uff084\uff09\u4e3a\u8be5\u5ba2\u6237\u5b9e\u6d4bADAR1000\u7684VSWR\u3001phase error\u3001Gain\u968f\u9891\u7387\u53d8\u5316\u66f2\u7ebf\uff1a<\/p>\n

\n\t\"\u96c6\u6210\u5316\u82af\u7247\u5728\u76f8\u63a7\u9635beam-forming\u4e2d\u7684\u5e94\u7528\"<\/p>\n

\n\t\u56fe4<\/p>\n

\n\t\u4ece\u6d4b\u8bd5<\/u>\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u5c3d\u7ba1ADAR1000\u57287X7mm\u7684\u5c01\u88c5\u5c3a\u5bf8\u5185\u5bf9\u4ee5\u524d\u768412\u9897\u5206\u7acb\u5143\u4ef6\u8fdb\u884c\u96c6\u6210\u548c\u66ff\u4ee3\uff0c\u4f46\u6027\u80fd\u5e76\u6ca1\u6709\u968f\u7740\u9ad8\u96c6\u6210\u5ea6\u800c\u964d\u4f4e\u3002\u5ba2\u6237\u5bf9\u6574\u4f53\u6027\u80fd\u548c\u6210\u672c\u90fd\u975e\u5e38\u6ee1\u610f\u3002\u5e76\u63d0\u51fa\u672a\u67658\u901a\u9053\u300116\u901a\u9053\u7684\u96c6\u6210\u5316\u82af\u7247\u9884\u671f\u3002<\/p>\n

\n\tADAR1000\u5728\u76f8\u63a7\u9635\u5929\u7ebf\u524d\u7aef\u7684beam-forming\u8bbe\u8ba1\u4e2d\u6709\u7740\u975e\u5e38\u5353\u8d8a\u7684\u6027\u80fd\uff0c\u4f7f\u5f97\u8fd9\u4e00\u7c7b\u578b\u7684\u96c6\u6210\u5316\u5957\u7247\u5728\u5927\u578b\u76f8\u63a7\u9635\u96f7\u8fbe\u4ee5\u53ca\u536b\u661f\u901a\u4fe1\u5e94\u7528\u4e2d\u6210\u4e3a\u4e3b\u6d41\u65b9\u6848\u3002\u4e3a\u6b64\uff0c\u53ef\u4ee5\u9884\u89c1\u5230\uff0c\u5728\u4e0d\u4e45\u7684\u672a\u6765\uff0c\u66f4\u591a\u901a\u9053\u3001\u66f4\u9ad8\u9891\u7387\u4ee5\u53ca\u5e26\u5bbd\u7684\u591a\u529f\u80fd\u96c6\u6210\u5957\u7247\u5c06\u4f1a\u63a8\u5411\u5e02\u573a\uff0c\u591a\u4e2a\u5355\u5143\u7684\u5929\u7ebf\u9635\u5217\u5c3a\u5bf8\u3001\u529f\u8017\u5c06\u8fdb\u4e00\u6b65\u51cf\u5c0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u73b0\u4ee3\u901a\u4fe1\u9886\u57df\u4e2d\uff0cbeam-for mi ng\u6280\u672f\u6709\u7740\u975e\u5e38\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u5728 5G \u901a\u4fe1\u3001 \u76f8\u63a7\u9635\u96f7\u8fbe \u3001\u536b\u661f\u901a\u4fe1\u7b49\u65b9\u9762\u4e5f\u8d8a\u6765\u8d8a\u53d7\u5230\u5de5\u7a0b\u5e08\u4eec\u7684\u91cd\u89c6\u3002 \u6ce2\u675f\u6210\u5f62\uff08beamforming or spa ti al fil te ring\uff09\u662f \u4f20\u611f\u5668<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2938"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2938"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2938\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2938"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}