{"id":4720,"date":"2021-10-21T19:16:06","date_gmt":"2021-10-21T11:16:06","guid":{"rendered":"http:\/\/www.szryc.com\/?p=4720"},"modified":"2021-10-21T19:16:06","modified_gmt":"2021-10-21T11:16:06","slug":"%e5%b0%84%e9%a2%91%e7%b3%bb%e7%bb%9f%e8%ae%be%e8%ae%a1%e9%9d%a2%e4%b8%b4%e7%9a%84%e4%b8%80%e4%b8%aa%e5%85%b3%e9%94%ae%e9%97%ae%e9%a2%98%ef%bc%9a%e6%b7%b7%e9%a2%91%e5%99%a8%e7%ba%bf%e6%80%a7%e5%ba%a6","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=4720","title":{"rendered":"\u5c04\u9891\u7cfb\u7edf\u8bbe\u8ba1\u9762\u4e34\u7684\u4e00\u4e2a\u5173\u952e\u95ee\u9898\uff1a\u6df7\u9891\u5668\u7ebf\u6027\u5ea6\u5206\u6790"},"content":{"rendered":"<p>\u6df7\u9891\u5668\u7ebf\u6027\u5ea6\u4e00\u76f4\u662f<u>\u5c04\u9891<\/u>\u7cfb\u7edf\u8bbe\u8ba1\u9762\u4e34\u7684\u4e00\u4e2a\u5173\u952e\u95ee\u9898\u3002\u6df7\u9891\u5668\u7684\u975e\u7ebf\u6027\u4f1a\u4ea7\u751f\u4e0d\u9700\u8981\u7684\u3001\u4e0d\u53ef\u6ee4\u7684\u6742\u6563\u3001\u4e92\u8c03\u548c\u975e\u7ebf\u6027\u5931\u771f\u3002\u4f8b\u5982\uff0c\u975e\u7ebf\u6027\u6df7\u9891\u53ef\u80fd\u5bfc\u81f4\u4e0d\u5e0c\u671b\u7684\u6742\u6563\uff0c\u4f8b\u59822fRF\u27152fLO 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\/><\/div>\n<p><u>PI<\/u>nput \u662f\u53cc\u97f3\u5c04\u9891\u8f93\u5165\u4fe1\u53f7\u7684\u5e73\u5747\u529f\u7387\u3002PFund \u662f\u9891\u7387<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4723\" title=\"poYBAGFqTx2AZF9BAAAEsHiuepk073\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTx2AZF9BAAAEsHiuepk073.png\" alt=\"poYBAGFqTx2AZF9BAAAEsHiuepk073\" width=\"119\" height=\"25\" \/><\/div>\n<p>\u548c<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4724\" title=\"pYYBAGFqTx2AXsnEAAACG6dl8fo945\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTx2AXsnEAAACG6dl8fo945.png\" alt=\"pYYBAGFqTx2AXsnEAAACG6dl8fo945\" width=\"76\" height=\"15\" \/><\/div>\n<p>\u7684\u5e73\u5747\u529f\u7387\u3002PIMD3 \u662f<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4726\" title=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTx6ACqYwAAADq4oEP-s394.png\" alt=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" width=\"147\" height=\"19\" \/><\/div>\n<p>\u548c<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4725\" title=\"pYYBAGFqTx6AeDeTAAADs84tmQM822\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTx6AeDeTAAADs84tmQM822.png\" alt=\"pYYBAGFqTx6AeDeTAAADs84tmQM822\" width=\"147\" height=\"19\" \/><\/div>\n<p>\u5904\u7684\u4ea4\u8c03\u4ea7\u7269\u7684\u5e73\u5747\u529f\u7387\uff08\u6ce8\u610f\u8fd9\u91cc\uff0c\u975e<u>\u53d8\u9891\u5668<\/u>\u4ef6\u7684\u4e09\u9636\u4ea7\u7269\u5e94\u8be5\u662f2f1-f2\u548c2f2-f1\uff1b\u53d8\u9891\u5668\u4ef6\u53cc\u97f3\u4e92\u8c03\u540e\uff0c\u518d\u4e0eLO\u53d8\u9891\u5f97\u5230<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4726\" title=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTx6ACqYwAAADq4oEP-s394.png\" alt=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" width=\"147\" height=\"19\" \/><\/div>\n<p>\u548c<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4725\" title=\"pYYBAGFqTx6AeDeTAAADs84tmQM822\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTx6AeDeTAAADs84tmQM822.png\" alt=\"pYYBAGFqTx6AeDeTAAADs84tmQM822\" width=\"147\" height=\"19\" \/><\/div>\n<p>\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4727\" title=\"poYBAGFqTyCAarqYAAAf0551vSA666\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyCAarqYAAAf0551vSA666.png\" alt=\"poYBAGFqTyCAarqYAAAf0551vSA666\" width=\"1017\" height=\"256\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyCAarqYAAAf0551vSA666.png 1017w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyCAarqYAAAf0551vSA666-300x76.png 300w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyCAarqYAAAf0551vSA666-768x193.png 768w\" sizes=\"(max-width: 1017px) 100vw, 1017px\" \/><\/div>\n<p>\u56fe1.1 \u6df7\u9891\u5668\u7684\u8f93\u51fa\u7406\u8bba\u9891\u8c31<\/p>\n<p>IIP3\u548cOIP3\u90fd\u53ef\u4ee5\u8bc4\u4f30\u5668\u4ef6\u7684\u975e\u7ebf\u6027\uff0c\u6df7\u9891\u5668\u4e2dIP3\u7684\u8ba1\u7b97\u65b9\u5f0f\u53ef\u4ee5\u770b\u4e0b\u56fe\uff0c\u9891\u8c31\u4e2d\u5305\u542b\u4e0d\u9700\u8981\u7684\u6742\u6563\uff0c\u5176\u4e2d\u8d8a\u9760\u8fd1\u8f7d\u6ce2\u7684\u6742\u6563\u4fe1\u53f7\uff0c\u8d8a\u96be\u6ee4\u6389\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4728\" title=\"pYYBAGFqTyOADtKiAABRE79knVY186\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyOADtKiAABRE79knVY186.png\" alt=\"pYYBAGFqTyOADtKiAABRE79knVY186\" width=\"995\" height=\"481\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyOADtKiAABRE79knVY186.png 995w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyOADtKiAABRE79knVY186-300x145.png 300w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyOADtKiAABRE79knVY186-768x371.png 768w\" sizes=\"(max-width: 995px) 100vw, 995px\" \/><\/div>\n<p>\u56fe1.2 \u6df7\u9891\u5668\u7684\u5b9e\u6d4b\u9891\u8c31<\/p>\n<p>\u9996\u5148\u9700\u8981\u660e\u786e\u6df7\u9891\u5668\u7684IMD\u4ea7\u7269\u548c\u6742\u6563\u4ea7\u7269\u7684\u533a\u522b\u3002IMD\u662f\u7531\u591a\u4e2a\u63a5\u8fd1\u7684\u8f93\u5165\u9891\u7387\u4ea7\u751f\uff0c<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4729\" title=\"poYBAGFqTyOAJH2lAAABZYkAX3s932\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyOAJH2lAAABZYkAX3s932.png\" alt=\"poYBAGFqTyOAJH2lAAABZYkAX3s932\" width=\"29\" height=\"16\" \/><\/div>\n<p>\u548c<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4730\" title=\"pYYBAGFqTySAfbO6AAABTnEThgs396\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTySAfbO6AAABTnEThgs396.png\" alt=\"pYYBAGFqTySAfbO6AAABTnEThgs396\" width=\"29\" height=\"15\" \/><\/div>\n<p>\uff0c\u4e00\u822c\u8ba4\u4e3a\u4e0d\u662f\u7531<u>RF<\/u>\/<u>IF<\/u>\u548cLO\u7684\u8c10\u6ce2\u6df7\u5408\u4ea7\u751f\u7684\u3002\u6bd4\u5982<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4726\" title=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTx6ACqYwAAADq4oEP-s394.png\" alt=\"poYBAGFqTx6ACqYwAAADq4oEP-s394\" width=\"147\" height=\"19\" \/><\/div>\n<p>\u4e00\u822c\u88ab\u8ba4\u4e3a\u662fIMD\u4ea7\u7269\uff1b\u800c1fLO-3fRF \u88ab\u8ba4\u4e3a\u662f\u6742\u6563\uff0c\u662fRF\u7684\u8c10\u6ce2\u548cLO\u4ea7\u751f\u7684\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4732\" title=\"poYBAGFqTySAd713AAAFxwmktbs472\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTySAd713AAAFxwmktbs472.png\" alt=\"poYBAGFqTySAd713AAAFxwmktbs472\" width=\"300\" height=\"204\" \/><\/div>\n<p>\u56fe1.3 DUT\u662f\u4e00\u4e2a6GRF\u5230\u4e0b\u53d8\u9891\u5230300<u>MI<\/u>F<\/p>\n<p><strong>2\u3001\u5b9e\u6d4b\u7ed3\u679c<\/strong><\/p>\n<p><u>\u6d4b\u8bd5<\/u>\u65b9\u6cd5\uff1a\u56fa\u5b9aLO\u4e3a5.701G\uff0c<u>\u6d4b\u91cf<\/u>RF 6G\u00b10.5M\u4e0b\u53d8\u9891\u5230299M\u00b10.5M\u540e\u7684\u9891\u8c31\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4731\" title=\"pYYBAGFqTyWAX0y9AAAKG0EQMF8877\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyWAX0y9AAAKG0EQMF8877.png\" alt=\"pYYBAGFqTyWAX0y9AAAKG0EQMF8877\" width=\"289\" height=\"115\" \/><\/div>\n<p>\u56fe2.1 \u6df7\u9891\u5668\u8f93\u5165\/\u8f93\u51fa<u>\u63a5\u53e3<\/u><\/p>\n<p>f1 \u662f6.000<u>5G<\/u>\u5355\u97f3\u4fe1\u53f7\uff0c\u529f\u73870dBm\uff1bf2 \u662f5.9995G\u5355\u97f3\u4fe1\u53f7\uff0c\u529f\u73870dBm\u3002\u4e3a\u907f\u514d\u6d4b\u91cf\u8bef\u5dee\uff0c\u4f7f\u7528\u529f\u7387\u8ba1\u5728\u4e0b\u56fe\u4e2d\u6821\u51c6\u5e73\u9762\u6821\u51c6\u57fa\u6ce2\u7684\u529f\u7387\u3002\uff08\u6821\u51c6\u65f6\uff0c\u5fc5\u987b\u5355\u72ec\u6bcf\u4e2atone\u8f93\u51fa\u63a5\u529f\u7387\u8ba1\u6d4b\u91cf\uff0c\u5426\u5219\u529f\u7387\u8ba1\u662f\u628a\u6240\u6709\u9891\u7387\u7684\u6240\u6709\u4fe1\u53f7\u5168\u90e8\u8ba1\u7b97\u5728\u5185\uff0c\u5305\u62ec\u6742\u6563\uff0c\u4f1a\u9020\u6210\u529f\u7387\u8bef\u5dee\u3002\uff09<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4734\" title=\"poYBAGFqTyaAdqKFAAAdjlXqwrs497\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyaAdqKFAAAdjlXqwrs497.png\" alt=\"poYBAGFqTyaAdqKFAAAdjlXqwrs497\" width=\"958\" height=\"367\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyaAdqKFAAAdjlXqwrs497.png 958w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyaAdqKFAAAdjlXqwrs497-300x115.png 300w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyaAdqKFAAAdjlXqwrs497-768x294.png 768w\" sizes=\"(max-width: 958px) 100vw, 958px\" \/><\/div>\n<p>\u56fe2.2 \u5feb\u901f\u4f46\u4e0d\u7406\u60f3\u7684\u6df7\u5408\u5668IP3\u6d4b\u91cf\u3002<\/p>\n<p>\u7136\u540e\u6821\u51c6LO\u7aef\u529f\u7387\uff0c\u6b64\u65f6LO\u8f93\u51fa\u529f\u7387\u4e00\u5b9a\u8981\u5927\uff0cLO\u529f\u7387\u8fc7\u5c0f\u7684\u8bdd\uff0c\u65e0\u6cd5\u9a71\u52a8\u6df7\u9891\u5668\u6b63\u5e38\u5de5\u4f5c\uff08\u6bd4\u5982\u5f97\u5230\u4e0d\u6b63\u5e38\u7684\u53d8\u9891\u635f\u8017\uff09\uff0c\u53ef\u80fd\u5f97\u5230\u4e0d\u6b63\u786e\u7684ip3\u6d4b\u91cf\u7ed3\u679c\uff0c\u8fd9\u91cc\u7528+15dBm@5.701G\u7684LO\u91cd\u590d\u591a\u6b21\u529f\u7387\u6821\u51c6\u3002<\/p>\n<p>\u6821\u51c6\u540e\uff0c\u6309\u4e0a\u56fe\u8fde\u63a5\u3002\u5f53\u6211\u4eec\u8ba1\u7b97IP3\u503c\u65f6\uff0c\u6211\u4eec\u901a\u5e38\u4f1a\u5e73\u5747\u4e24\u4e2a\u8f93\u5165\u9891\u7387\u548c\u4e24\u4e2aIMD\u6742\u6563\u7684\u529f\u7387\u3002\u53ef\u4ee5\u5148\u8ba1\u7b97\u6df7\u9891\u5668\u7684OIP3\uff0c\u7136\u540e\u518d\u8ba1\u7b97\u6df7\u9891\u5668\u7684IIP3\uff0c\u56e0\u4e3a\u8f93\u5165\u529f\u7387\u662f\u5df2\u77e5\u7684\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4733\" title=\"pYYBAGFqTyaAWvaLAAAOdhxPd68730\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyaAWvaLAAAOdhxPd68730.png\" alt=\"pYYBAGFqTyaAWvaLAAAOdhxPd68730\" width=\"346\" height=\"31\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyaAWvaLAAAOdhxPd68730.png 346w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyaAWvaLAAAOdhxPd68730-300x27.png 300w\" sizes=\"(max-width: 346px) 100vw, 346px\" \/><\/div>\n<p>= (-8.55+-8.28)\/2 + {(-8.55+-8.28)\/2-(-54.02+-53.93)\/2}\/2 = +14.4dBm<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4737\" title=\"poYBAGFqTyeAWBY2AAAIIJC6SeA120\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyeAWBY2AAAIIJC6SeA120.png\" alt=\"poYBAGFqTyeAWBY2AAAIIJC6SeA120\" width=\"493\" height=\"23\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyeAWBY2AAAIIJC6SeA120.png 493w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFqTyeAWBY2AAAIIJC6SeA120-300x14.png 300w\" sizes=\"(max-width: 493px) 100vw, 493px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4735\" title=\"pYYBAGFqTyiAXkDqAABJfVbz_rc460\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyiAXkDqAABJfVbz_rc460.png\" alt=\"pYYBAGFqTyiAXkDqAABJfVbz_rc460\" width=\"989\" height=\"428\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyiAXkDqAABJfVbz_rc460.png 989w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyiAXkDqAABJfVbz_rc460-300x130.png 300w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFqTyiAXkDqAABJfVbz_rc460-768x332.png 768w\" sizes=\"(max-width: 989px) 100vw, 989px\" \/><\/div>\n<p>\u56fe2.3 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