{"id":11847,"date":"2025-03-13T14:35:01","date_gmt":"2025-03-13T05:35:01","guid":{"rendered":"https:\/\/www11.ieice.org\/cs\/ap\/wp\/?page_id=11847"},"modified":"2025-12-05T18:38:02","modified_gmt":"2025-12-05T09:38:02","slug":"radar_equation","status":"publish","type":"page","link":"https:\/\/www.ieice.org\/cs\/ap\/misc\/denpan-db\/prop_model_db\/model_list\/radar_equation\/","title":{"rendered":"\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f"},"content":{"rendered":"
<\/div>

<\/path><\/svg><\/i> \"Loading\"<\/p>

<\/div>(since 2025\/12\/5)<\/p>\n\n\n\n

\u30e2\u30c7\u30eb\u306e\u6982\u8981<\/h3>\n\n\n
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\"\"<\/figure><\/div>\n\n\n
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\u3000\u96fb\u6ce2\u306e\u9001\u53d7\u4fe1\u3092\u5225\u3005\u306e\u30a2\u30f3\u30c6\u30ca\u3067\u884c\u3046\u30d0\u30a4\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30fb\u30ec\u30fc\u30c0\u306e\u9001\u4fe1\u96fb\u529b\u3068\u53d7\u4fe1\u96fb\u529b\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u6c42\u3081\u308b\uff0e\u9001\u4fe1\u96fb\u529b\u3092\\( P_t \\)[W] \uff0c\u9001\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5229\u5f97\u3092\\( G_t \\)\u3068\u3059\u308b\u3068\uff0c\u3053\u306e\u30a2\u30f3\u30c6\u30ca\u304b\u3089\\( R_t \\)[m]\u96e2\u308c\u305f\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u304a\u3051\u308b\u5165\u5c04\u96fb\u529b\u5bc6\u5ea6\\( p_{tgt} \\)[W\/m2<\/sup>]\u306f\uff0c\u96fb\u6ce2\u306e\u7403\u72b6\u306e\u5e83\u304c\u308a\u306b\u3088\u308b\u640d\u5931\u3092\u8003\u3048\u3066\uff0c<\/p>\n\n\n\n

\\(
{\\displaystyle
p_{tgt} = \\frac{ P_{t} G_{t} }{ 4 \\pi R_{t}^{2} }
}
\\tag{1}
\\)<\/p>\n\n\n\n

\u3068\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u308b\uff0e\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u5165\u5c04\u3057\u305f\u96fb\u6ce2\u306e\u4e00\u90e8\u306f\u5438\u53ce\u3055\u308c\u3066\u71b1\u30a8\u30cd\u30eb\u30ae\u30fc\u3068\u306a\u308b\u304c\uff0c\u6b8b\u308a\u306e\u96fb\u6ce2\u306f\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u5a92\u8cea\u306b\u96fb\u6d41\u3092\u8a98\u8d77\u3057\uff0c\u5165\u5c04\u6ce2\u3068\u540c\u3058\u6ce2\u9577\u306e\u96fb\u6ce2\u3092\u518d\u653e\u5c04\u3059\u308b\uff0e\u3053\u3053\u3067\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u65b9\u5411\u3078\u306e\u96fb\u6ce2\u306e\u518d\u653e\u5c04\u306b\u5bc4\u4e0e\u3059\u308b\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u5b9f\u52b9\u7684\u306a\u9762\u7a4d\uff08\u30d0\u30a4\u30b9\u30bf\u30c6\u30c3\u30af\u30fb\u30ec\u30fc\u30c0\u306e\u30ec\u30fc\u30c0\u65ad\u9762\u7a4d<\/a>\uff09\u3092\\( \\sigma \\)[m2<\/sup>]\u3068\u3059\u308b\u3068\uff0c\u96fb\u529b\u3068\u3057\u3066\\( p_{tgt} \\)\\( \\cdot \\)\\( \\sigma \\)[W]\u304c\u65b0\u305f\u306a\u6ce2\u6e90\u3068\u306a\u308b\uff0e\u3053\u306e\u6ce2\u6e90\u3088\u308a\u653e\u5c04\u3055\u308c\u305f\u30bf\u30fc\u30b2\u30c3\u30c8\u304b\u3089\uff0c\\( R_r \\)[m]\u96e2\u308c\u305f\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u306b\u304a\u3051\u308b\u96fb\u529b\u5bc6\u5ea6\\( p_{ant} \\)[W\/m2<\/sup>]\u306f\uff0c<\/p>\n\n\n\n

\\(
{\\displaystyle
p_{ant} = \\frac{ P_{t} G_{t} }{ 4 \\pi R_{t}^{2} } \\frac{ 1 }{ 4 \\pi R_{r}^{2} } \\sigma
}
\\tag{2}
\\)<\/p>\n\n\n\n

\u3068\u3057\u3066\u8868\u3055\u308c\u308b\uff0e\u3053\u3053\u3067\uff0c\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5b9f\u52b9\u9762\u7a4d\u3092\\( \\frac{ \u03bb^{2} G_{r} }{ 4 \\pi } \\)\uff08\\( \\lambda \\)\u306f\u6ce2\u9577[m]\uff09\u3068\u3059\u308b\u3068\uff0c\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u3067\u306e\u53d7\u4fe1\u96fb\u529b\\( P_r \\)[W]\u306f\uff0c<\/p>\n\n\n\n

\\(
{\\displaystyle
P_{r} = \\frac{ P_{t} G_{t} G_{r} \u03bb^{2} }{ ( 4 \\pi )^{3} R_{t}^{2} R_{r}^{2} } \\sigma
}
\\tag{3}
\\)<\/p>\n\n\n\n

\u3068\u306a\u308b\uff0e\u3053\u306e\u5f0f(3)\u3092\u30d0\u30a4\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30fb\u30ec\u30fc\u30c0\u306e\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f\u3068\u547c\u3076\uff0e\u307e\u305f\uff0c\u9001\u53d7\u4fe1\u3092\u540c\u4e00\u306e\u30a2\u30f3\u30c6\u30ca\u3067\u884c\u3046\u30e2\u30ce\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30fb\u30ec\u30fc\u30c0\u306e\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f\u306f\uff0c\u5f0f(3)\u306b\u304a\u3044\u3066\\( R \\)\\( = \\)\\( R_t \\)\\( = \\)\\( R_r \\)\uff0c\\( G \\)\\( = \\)\\( G_t \\)\\( = \\)\\( G_r \\)\u3068\u3057\u3066\uff0c<\/p>\n\n\n\n

\\(
{\\displaystyle
P_{r} = \\frac{ P_{t} G^2 \u03bb^{2} }{ ( 4 \\pi )^{3} R^{4} } \\sigma
}
\\tag{4}
\\)<\/p>\n\n\n\n

\u3068\u306a\u308b\uff0e<\/p>\n\n\n\n

\u30d1\u30e9\u30e1\u30fc\u30bf<\/h3>\n\n\n\n
\n
\n
\u8a18\u53f7<\/td>\u30d1\u30e9\u30e1\u30fc\u30bf\u8aac\u660e[\u5358\u4f4d]<\/td><\/tr>
\\( P_t \\)<\/td>\u9001\u4fe1\u96fb\u529b [W]<\/td><\/tr>
\\( P_r \\)<\/td>\u53d7\u4fe1\u96fb\u529b [W]<\/td><\/tr>
\\( G_t \\)<\/td>\u9001\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5229\u5f97<\/td><\/tr>
\\( G_r \\)<\/td>\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5229\u5f97<\/td><\/tr>
\\( \\lambda \\)<\/td>\u6ce2\u9577 [m]<\/td><\/tr>
\\( R_t \\)<\/td>\u9001\u4fe1\u30a2\u30f3\u30c6\u30ca\u304b\u3089\u30bf\u30fc\u30b2\u30c3\u30c8\u307e\u3067\u306e\u8ddd\u96e2 [m]<\/td><\/tr>
\\( R_r \\)<\/td>\u30bf\u30fc\u30b2\u30c3\u30c8\u304b\u3089\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u307e\u3067\u306e\u8ddd\u96e2 [m]<\/td><\/tr>
\\( \\sigma \\)<\/td>\u30ec\u30fc\u30c0\u65ad\u9762\u7a4d [m2<\/sup>]<\/td><\/tr>
\\( G \\)<\/td>\u9001\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5229\u5f97<\/td><\/tr>
\\( R \\)<\/td>\u9001\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u304b\u3089\u30bf\u30fc\u30b2\u30c3\u30c8\u307e\u3067\u306e\u8ddd\u96e2 [m]<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u8a08\u7b97\u4f8b<\/h3>\n\n\n\n

\u3000\u6570\u5f0f\u306e\u78ba\u8a8d\u306e\u305f\u3081\u306b\u3001\u6b63\u65b9\u5e73\u677f\u306b\u3088\u308b\u53d7\u4fe1\u96fb\u529b\u306e\u8ddd\u96e2\u7279\u6027\u306e\u8a08\u7b97\u7d50\u679c\u3092\u793a\u3059\u3002<\/p>\n\n\n\n

\n
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\u8a08\u7b97\u6761\u4ef6<\/figcaption><\/figure><\/div><\/div>\n\n\n\n
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\u6b63\u65b9\u5e73\u677f\u306b\u3088\u308b\u53d7\u4fe1\u96fb\u529b\u306e\u8ddd\u96e2\u7279\u6027<\/figcaption><\/figure><\/div><\/div>\n<\/div>\n\n\n\n
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\u53c2\u8003<\/h3>\n\n\n\n

\u3000\u4f1d\u642c\u30e2\u30c7\u30ebDB\u3067\u306f\u4e3b\u306b\u79fb\u52d5\u901a\u4fe1\u306e\u30e2\u30c7\u30eb\u3092\u63b2\u8f09\u3057\u3066\u3044\u308b\u3002\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f\u306f\u30ec\u30fc\u30c0\u306e\u305f\u3081\u306e\u30e2\u30c7\u30eb\u3067\u3042\u308b\u304c\u3001\u79fb\u52d5\u901a\u4fe1\u3067\u306e\u30d3\u30eb\u6563\u4e71\u306b\u3082\u95a2\u4fc2\u304c\u3042\u308b\u3002\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f\u3068\u30d3\u30eb\u6563\u4e71\u3068\u306e\u95a2\u4fc2\u3092\u8003\u3048\u3066\u307f\u305f\u3002
\u30ec\u30fc\u30c0\u65b9\u7a0b\u5f0f\u3068\u30d3\u30eb\u6563\u4e71.pdf<\/a><\/p>\n\n\n\n

\u53c2\u7167<\/h2>\n\n\n\n[1] \u5927\u5185\u548c\u592b\uff08\u7de8\u8457\uff09, \u201c\u30ec\u30fc\u30c0\u306e\u57fa\u790e,\u201d \u30b3\u30ed\u30ca\u793e, \u6771\u4eac, 2017.
[2] \u4f0a\u85e4\u4fe1\u4e00, \u201c\u30ec\u30fc\u30c0\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u790e\u7406\u8ad6,\u201d \u30b3\u30ed\u30ca\u793e, \u6771\u4eac, 2015.
[3] \u5c71\u53e3\u82b3\u96c4, \u201c\u30ec\u30fc\u30c0\u30dd\u30fc\u30e9\u30ea\u30e1\u30c8\u30ea\u306e\u57fa\u790e\u3068\u5fdc\u7528,\u201d \u96fb\u5b50\u60c5\u5831\u901a\u4fe1\u5b66\u4f1a, \u6771\u4eac, 2007.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30e2\u30c7\u30eb\u306e\u6982\u8981 \u3000\u96fb\u6ce2\u306e\u9001\u53d7\u4fe1\u3092\u5225\u3005\u306e\u30a2\u30f3\u30c6\u30ca\u3067\u884c\u3046\u30d0\u30a4\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30fb\u30ec\u30fc\u30c0\u306e\u9001\u4fe1\u96fb\u529b\u3068\u53d7\u4fe1\u96fb\u529b\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u6c42\u3081\u308b\uff0e\u9001\u4fe1\u96fb\u529b\u3092\\( P_t \\)[W] \uff0c\u9001\u4fe1\u30a2\u30f3\u30c6\u30ca\u306e\u5229\u5f97\u3092\\( G_t \\)\u3068\u3059\u308b\u3068\uff0c\u3053\u306e\u30a2\u30f3\u30c6\u30ca\u304b\u3089\\ […]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":12073,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-11847","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/pages\/11847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/comments?post=11847"}],"version-history":[{"count":57,"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/pages\/11847\/revisions"}],"predecessor-version":[{"id":14861,"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/pages\/11847\/revisions\/14861"}],"up":[{"embeddable":true,"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/pages\/12073"}],"wp:attachment":[{"href":"https:\/\/www.ieice.org\/cs\/ap\/wp-json\/wp\/v2\/media?parent=11847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}