{"id":1450,"date":"2025-03-15T06:33:00","date_gmt":"2025-03-15T06:33:00","guid":{"rendered":"https:\/\/www.wallisemi.com\/?p=1450"},"modified":"2025-10-19T06:36:55","modified_gmt":"2025-10-19T06:36:55","slug":"%e8%a1%9b%e6%98%9f%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8d%e3%83%83%e3%83%88%e7%94%a8%e3%81%ae%e9%ab%98%e9%9b%86%e7%a9%8dka%e3%83%90%e3%83%b3%e3%83%89rf%e3%83%81%e3%83%83%e3%83%97%e3%81%ae","status":"publish","type":"post","link":"https:\/\/www.wallisemi.com\/ja\/blog\/industry-insights\/high-integration-ka-band-rf-chips-for-satellite-internet-design-and-implementation\/","title":{"rendered":"\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7528\u9ad8\u96c6\u7a4dKa\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7\uff1a\u8a2d\u8a08\u3068\u5b9f\u88c5"},"content":{"rendered":"<p>\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u65b0\u3057\u3044\u30c7\u30b8\u30bf\u30eb\u30fb\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u30fc\u306e\u4e0d\u53ef\u6b20\u306a\u4e00\u90e8\u3068\u306a\u308b\u306b\u3064\u308c\u3001\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u5bfe\u3059\u308b\u9700\u8981\u304c\u9ad8\u307e\u3063\u3066\u3044\u308b\u3002 <strong>\u9ad8\u6027\u80fd\u3001\u5c0f\u578b\u5316\u3001\u4f4e\u6d88\u8cbb\u96fb\u529b\u306eRF\u30c1\u30c3\u30d7<\/strong>&nbsp;\u304c\u6025\u5897\u3057\u3066\u3044\u308b\u3002RF\u30c1\u30c3\u30d7\u306f <strong>\u30b3\u30a2\u30fb\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>&nbsp;\u885b\u661f\u901a\u4fe1\u7aef\u672b\u306e\u4fe1\u53f7\u4f1d\u9001\u52b9\u7387\u3068\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6027\u80fd\u3092\u76f4\u63a5\u6c7a\u5b9a\u3059\u308b\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u306f\u3001\u4ee5\u4e0b\u306e\u7814\u7a76\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u3002 <em>\u201c\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7528Ka\u30d0\u30f3\u30c9\u30d1\u30ef\u30fc\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30c1\u30c3\u30d7\u201d<\/em>&nbsp;\u3092\u7d39\u4ecb\u3059\u308b\u3002 <strong>\u8a2d\u8a08\u3068\u5b9f\u65bd<\/strong>&nbsp;\u306e <strong>\u9ad8\u96c6\u7a4d\u3001\u9ad8\u52b9\u7387Ka\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7<\/strong>, \u30b3\u30f3\u30d1\u30af\u30c8\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7aef\u672b\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u4e3b\u8981\u306a\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3002.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>1.\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7528RF\u30c1\u30c3\u30d7\u306e\u6280\u8853\u8981\u4ef6<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30b7\u30b9\u30c6\u30e0\u306f\u901a\u5e38\u3001\u4ee5\u4e0b\u306e\u5834\u6240\u306b\u914d\u5099\u3055\u308c\u308b\u3002 <strong>\u5730\u7403\u4f4e\u8ecc\u9053\uff08LEO\uff09<\/strong>, \u5e83\u3044\u30ab\u30d0\u30ec\u30c3\u30b8\u3001\u9ad8\u3044\u4f1d\u9001\u901f\u5ea6\u3001\u4f4e\u9045\u5ef6\u304c\u7279\u5fb4\u3002\u5730\u4e0a\u7aef\u672b\u3068\u885b\u661f\u642d\u8f09\u6a5f\u5668\u306f\u3001\u4ee5\u4e0b\u306e\u7bc4\u56f2\u5185\u3067\u904b\u7528\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002 <strong>Ka\u30d0\u30f3\u30c9\u5468\u6ce2\u6570\u7bc4\u56f2\uff0827\uff5e40GHz\uff09<\/strong>&nbsp;\u5b89\u5b9a\u3057\u305f\u4fe1\u53f7\u306e\u9001\u53d7\u4fe1\u3092\u5b9f\u73fe\u3059\u308b\u3002.<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001\u6b21\u306e\u3088\u3046\u306a\u53b3\u3057\u3044\u6761\u4ef6\u304c\u8ab2\u305b\u3089\u308c\u3066\u3044\u308b\u3002 <strong>RF\u30c1\u30c3\u30d7<\/strong>:<\/p>\n\n\n\n<p><strong>\u9ad8\u3044\u7d71\u5408\u6027\uff1a<\/strong>&nbsp;\u5916\u4ed8\u3051\u56de\u8def\u3084\u30c7\u30a3\u30b9\u30af\u30ea\u30fc\u30c8\u90e8\u54c1\u3092\u6e1b\u3089\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u8907\u96d1\u3055\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u9ad8\u52b9\u7387\uff1a<\/strong>&nbsp;\u96fb\u529b\u4ed8\u52a0\u52b9\u7387\uff08PAE\uff09\u3092\u6539\u5584\u3057\u3001\u7dcf\u6d88\u8cbb\u96fb\u529b\u3092\u524a\u6e1b\u3059\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u5c0f\u578b\u5316\uff1a<\/strong>&nbsp;\u3088\u308a\u8efd\u91cf\u3067\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u7aef\u672b\u8a2d\u8a08\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u9ad8\u3044\u4e00\u8cab\u6027\uff1a<\/strong>&nbsp;\u8907\u6570\u306e\u30c1\u30e3\u30f3\u30cd\u30eb\u3067\u632f\u5e45\u3068\u4f4d\u76f8\u306e\u5747\u4e00\u6027\u3092\u78ba\u4fdd\u3057\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u6027\u80fd\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>2.RF\u30c1\u30c3\u30d7\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u30d7\u30ed\u30bb\u30b9\u306e\u9078\u629e<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>\u306b\u3064\u3044\u3066 <strong>Ka\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7<\/strong>&nbsp;\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u3002 <strong>90 nm GaAs PHEMT\uff08\u64ec\u4f3c\u9ad8\u96fb\u5b50\u79fb\u52d5\u5ea6\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\uff09<\/strong>&nbsp;\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u9ad8\u3044\u96fb\u5b50\u79fb\u52d5\u5ea6\u3001\u96fb\u529b\u5bc6\u5ea6\u3001\u512a\u308c\u305f\u9ad8\u5468\u6ce2\u7279\u6027\u3067\u77e5\u3089\u308c\u3001Ka\u30d0\u30f3\u30c9\u306e\u96fb\u529b\u5897\u5e45\u3084\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u56de\u8def\u306b\u6700\u9069\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u30c1\u30c3\u30d7\u306b\u306f <strong>\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\uff08PA\uff09<\/strong>&nbsp;\u305d\u3057\u3066 <strong>\u5358\u6975\u4e21\u6295\uff08SPDT\uff09\u30b9\u30a4\u30c3\u30c1<\/strong>&nbsp;\u30921\u3064\u306e\u30c0\u30a4\u306b\u642d\u8f09\u3057\u3001\u30e2\u30ce\u30ea\u30b7\u30c3\u30af\u306a\u4fe1\u53f7\u5897\u5e45\u3068\u30c1\u30e3\u30f3\u30cd\u30eb\u30fb\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u3092\u5b9f\u73fe\u3057\u305f\u3002.<\/p>\n\n\n\n<p>\u4e3b\u306a\u8a2d\u8a08\u306e\u30cf\u30a4\u30e9\u30a4\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\uff1a<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>- 3\u6bb5\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>\u6700\u7d42\u6bb5\u968e\u3067\u306f <strong>\u6700\u5c0f\u640d\u5931\u30de\u30c3\u30c1\u30f3\u30b0\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong>, \u4e00\u65b9\u3001\u5165\u529b\u3068\u30b9\u30c6\u30fc\u30b8\u9593\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u306b\u306f <strong>\u30ed\u30fc\u30d1\u30b9\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u56de\u8def<\/strong>, \u5229\u5f97\u306e\u5b89\u5b9a\u6027\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u52b9\u7387\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3002.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>- \u30d1\u30e9\u30ec\u30ebSPDT\u30b9\u30a4\u30c3\u30c1<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>A <strong>1\/4\u6ce2\u9577\u30e9\u30a4\u30f3\u5e73\u884c\u914d\u7f6e<\/strong>&nbsp;\u6b63\u96fb\u5727\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308a\u3001\u633f\u5165\u640d\u5931\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5236\u9650\u3055\u308c\u308b\u3002 <strong>1 dB<\/strong>, \u3067\u3042\u308b\u3002 <strong>\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u6642\u9593 \u2264 500 ns<\/strong>.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>- \u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u30fb\u30ab\u30b9\u30b1\u30fc\u30c9\u30fb\u30c7\u30b6\u30a4\u30f3<\/strong><strong><\/strong><\/h6>\n\n\n\n<p>\u57cb\u3081\u8fbc\u307f <strong>\u30de\u30c3\u30c1\u30f3\u30b0\u30fb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong>&nbsp;\u30a2\u30f3\u30d7\u3068\u30b9\u30a4\u30c3\u30c1\u30fb\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u306e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u6574\u5408\u6027\u304c\u6700\u9069\u5316\u3055\u308c\u3001\u30ab\u30b9\u30b1\u30fc\u30c9\u640d\u5931\u304c\u6700\u5c0f\u5316\u3055\u308c\u3001\u30c1\u30c3\u30d7\u5168\u4f53\u306e\u6027\u80fd\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>3.\u4e3b\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6307\u6a19\u3068\u30c6\u30b9\u30c8\u7d50\u679c<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>RF\u30c1\u30c3\u30d7\u304c\u6e2c\u5b9a\u3059\u308b\u306e\u306f <strong>2.25 mm \u00d7 1.40 mm<\/strong>, \u3067\u9855\u8457\u306a\u6210\u7e3e\u3092\u53ce\u3081\u305f\u3002 <strong>27-31 GHz<\/strong>&nbsp;\u5468\u6ce2\u6570\u5e2f\u57df\uff1a<\/p>\n\n\n\n<p>\u5c0f\u4fe1\u53f7\u5229\u5f97 <strong>22 dB<\/strong>, \u30b2\u30a4\u30f3\u30d5\u30e9\u30c3\u30c8\u30cd\u30b9 \u00b11 dB<\/p>\n\n\n\n<p>1dB\u30b3\u30f3\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u6642\u306e\u51fa\u529b <strong>21.5 dBm<\/strong><\/p>\n\n\n\n<p>\u96fb\u529b\u4ed8\u52a0\u52b9\u7387\uff08PAE\uff09 &gt;&gt; \uff08\u82f1\u8a9e <strong>32%<\/strong>, \u307b\u3068\u3093\u3069\u306e\u540c\u69d8\u306eKa\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7\u3092\u51cc\u3050<\/p>\n\n\n\n<p>\u30c1\u30e3\u30f3\u30cd\u30eb\u632f\u5e45\u306e\u4e00\u8cab\u6027 &lt; <strong>0.5 dB<\/strong>, \u4f4d\u76f8\u6574\u5408\u6027 &lt; <strong>4\u00b0<\/strong><\/p>\n\n\n\n<p>\u7dcf\u6d88\u8cbb\u96fb\u529b &lt; <strong>0.5 W<\/strong>, \u4f4e\u96fb\u529b\u885b\u661f\u7aef\u672b\u306b\u6700\u9069<\/p>\n\n\n\n<p>\u30c6\u30b9\u30c8\u306f\u3001RF\u30c1\u30c3\u30d7\u304c\u4ee5\u4e0b\u306e\u70b9\u3067\u8a2d\u8a08\u76ee\u6a19\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002 <strong>\u52b9\u7387<\/strong>, <strong>\u7d71\u5408<\/strong>, \u305d\u3057\u3066 <strong>\u30c1\u30e3\u30cd\u30eb\u306e\u5747\u4e00\u6027<\/strong>, \u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u308b\u3002 <strong>\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u9001\u4fe1\u6a5f<\/strong>.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>4.\u885b\u661f\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308bRF\u30c1\u30c3\u30d7\u306e\u4fa1\u5024<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>\u5f93\u6765\u306e\u885b\u661f\u7aef\u672b\u306f <strong>\u30c7\u30a3\u30b9\u30af\u30ea\u30fc\u30c8\u30fb\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3068\u30b9\u30a4\u30c3\u30c1<\/strong>, \u305d\u306e\u7d50\u679c\u3001\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u640d\u5931\u304c\u5927\u304d\u304f\u306a\u308a\u3001\u30c1\u30e3\u30cd\u30eb\u306e\u4e00\u8cab\u6027\u304c\u60aa\u304f\u306a\u308b\u3002.<\/p>\n\n\n\n<p>\u63d0\u6848\u3055\u308c\u305f <strong>\u30e2\u30ce\u30ea\u30b7\u30c3\u30afKa\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7<\/strong>&nbsp;\u306b\u3088\u3063\u3066\u3053\u308c\u3089\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u3002 <strong>\u30d7\u30ed\u30bb\u30b9\u30ec\u30d9\u30eb\u3068\u56de\u8def\u30ec\u30d9\u30eb\u306e\u6700\u9069\u5316<\/strong>:<\/p>\n\n\n\n<p><strong>\u30b7\u30b9\u30c6\u30e0\u306e\u5c0f\u578b\u5316\uff1a<\/strong>&nbsp;\u30b7\u30f3\u30b0\u30eb\u30c1\u30c3\u30d7\u3067\u8907\u6570\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7f6e\u304d\u63db\u3048\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u30b5\u30a4\u30ba\u3092\u7e2e\u5c0f\u3002.<\/p>\n\n\n\n<p><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\uff1a<\/strong>&nbsp;\u9ad8\u52b9\u7387\u30fb\u4f4e\u640d\u5931\u8a2d\u8a08\u306b\u3088\u308a\u3001\u5168\u4f53\u7684\u306a\u901a\u4fe1\u54c1\u8cea\u3092\u5411\u4e0a\u3002.<\/p>\n\n\n\n<p><strong>\u5927\u91cf\u751f\u7523\u306e\u4e00\u8cab\u6027\uff1a<\/strong>&nbsp;GaAs PHEMT\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u5747\u4e00\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c1\u30c3\u30d7\u6027\u80fd\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u3053\u308c\u3089 <strong>RF\u30c1\u30c3\u30d7<\/strong>&nbsp;\u306b\u5e83\u304f\u9069\u7528\u3067\u304d\u308b\u3002 <strong>\u5730\u4e0a\u7aef\u672b\u3001\u8eca\u8f09\u5c40\u3001\u7a7a\u4e2d\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0<\/strong>, \u3092\u5f62\u6210\u3057\u3066\u3044\u308b\u3002 <strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8ca1\u56e3<\/strong>&nbsp;\u52b9\u7387\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b9\u30da\u30fc\u30b9\u30fb\u30b0\u30e9\u30a6\u30f3\u30c9\u7d71\u5408\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u305f\u3081\u306b\u3002.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>5.\u7d50\u8ad6\u3068\u5c55\u671b<\/strong><strong><\/strong><\/h5>\n\n\n\n<p>\u672c\u7a3f\u3067\u306f <strong>\u9ad8\u6027\u80fdKa\u30d0\u30f3\u30c9RF\u30c1\u30c3\u30d7<\/strong>&nbsp;\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7528\u306b\u8abf\u6574\u3002\u30d9\u30fc\u30b9 <strong>GaAs PHEMT\u6280\u8853<\/strong>, \u3053\u306e\u30c1\u30c3\u30d7\u306f\u3001\u30ab\u30b9\u30b1\u30fc\u30c9\u8a2d\u8a08\u306b\u3088\u308a\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3068\u30b9\u30a4\u30c3\u30c1\u56de\u8def\u3092\u7d71\u5408\u3057\u3001\u6b21\u306e\u3053\u3068\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u3002 <strong>\u9ad8\u30b2\u30a4\u30f3\u3001\u9ad8\u52b9\u7387\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u30b5\u30a4\u30ba<\/strong>.<\/p>\n\n\n\n<p>\u5b9f\u9a13\u7d50\u679c\u306f\u3001\u305d\u306e\u512a\u308c\u305f\u6027\u80fd\u3092\u5b9f\u8a3c\u3057\u3066\u3044\u308b\u3002 <strong>27-31GHz\u5e2f<\/strong>, \u5b9f\u969b\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u5f37\u3044\u53ef\u80fd\u6027\u3092\u793a\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p>\u4eca\u5f8c\u3001\u885b\u661f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u878d\u5408\u3057\u3066\u3044\u304f\u306b\u3064\u308c\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u3053\u3068\u304c\u4e88\u60f3\u3055\u308c\u308b\u3002 <strong>5G\/6G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong>, RF\u30c1\u30c3\u30d7\u306f\u4eca\u5f8c\u3082\u9032\u5316\u3092\u7d9a\u3051\u308b\u3060\u308d\u3046\u3002 <strong>\u3088\u308a\u9ad8\u3044\u5468\u6ce2\u6570\u3001\u3088\u308a\u5e83\u3044\u5e2f\u57df\u5e45\u3001\u30de\u30eb\u30c1\u30c1\u30e3\u30f3\u30cd\u30eb\u7d71\u5408\u3001\u518d\u69cb\u6210\u53ef\u80fd\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/strong>. .\u4eca\u5f8c\u306e\u7814\u7a76\u306e\u7126\u70b9\u306f <strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30e1\u30ab\u30cb\u30ba\u30e0\u3068\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u30fb\u30d3\u30fc\u30e0\u30d5\u30a9\u30fc\u30df\u30f3\u30b0\u6a5f\u80fd\u3092\u5185\u8535\u3057\u305fRF\u30c1\u30c3\u30d7<\/strong>, \u6b21\u4e16\u4ee3\u306e\u885b\u661f\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u727d\u5f15\u3059\u308b\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>As satellite internet becomes an essential part of the new digital infrastructure, the demand for high-performance, miniaturized, and low-power RF chips&nbsp;is rapidly increasing. RF chips are the core components&nbsp;of satellite communication terminals, directly determining the efficiency of signal transmission and the overall system performance. This article, based on the research findings of \u201cKa-Band Power Switching Chips for Satellite Internet,\u201d&nbsp;presents the design and implementation&nbsp;of a highly integrated, high-efficiency Ka-band RF chip, providing key technical support for building compact and reliable satellite internet terminals. 1. Technical Requirements of RF Chips for Satellite Internet Satellite internet systems are typically deployed in Low Earth Orbit (LEO), featuring wide coverage, high transmission rates, and low [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1403,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,31],"tags":[36],"class_list":["post-1450","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-insights","category-blog","tag-yvette-wu"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/posts\/1450","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/comments?post=1450"}],"version-history":[{"count":1,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/posts\/1450\/revisions"}],"predecessor-version":[{"id":1451,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/posts\/1450\/revisions\/1451"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/media\/1403"}],"wp:attachment":[{"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/media?parent=1450"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/categories?post=1450"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wallisemi.com\/ja\/wp-json\/wp\/v2\/tags?post=1450"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}