MIMOを2x2→4x4にするのは妥当として、周波数帯域幅を単純に倍にしてるだけに見えるのだがどうなのよ。基地局密度をこれ以上上げられない以上、割と早い時期に詰むんじゃない？HSPAが伸び悩んでるみたいに。

crosscrow のブックマーク 2011/07/06 22:50

<blockquote class="hatena-bookmark-comment"><a class="comment-info" href="https://akarinohon.com/text/taketori.cgi/https://b.hatena.ne.jp/entry/49822866/comment/crosscrow" data-user-id="crosscrow" data-entry-url="https://b.hatena.ne.jp/entry/s/pc.watch.impress.co.jp/docs/news/458629.html" data-original-href="https://pc.watch.impress.co.jp/docs/news/458629.html" data-entry-favicon="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fpc.watch.impress.co.jp%2Fdocs%2Fnews%2F458629.html" data-user-icon="/users/crosscrow/profile.png">UQ、東京大手町でWiMAX 2を実証実験 ～静止時150Mbps、車両移動時でも100Mbpsの実効速度を確認</a><ul class="comment-tag" style="list-style: none; margin: 0px;"><li style="float: left">[<a href="https://akarinohon.com/text/taketori.cgi/https://b.hatena.ne.jp/q/WiMAX">WiMAX</a>]</li><li style="float: left">[<a href="https://akarinohon.com/text/taketori.cgi/https://b.hatena.ne.jp/q/%25E3%2583%25A2%25E3%2583%2590%25E3%2582%25A4%25E3%2583%25AB">モバイル</a>]</li></ul><br><div class="tategaki" style="margin-top:10px;width:100%;">
<br style="display:none" /><span class="tktr-gyo" style="height:640px;margin:0 19px 180px 22px;font-size:19px;_width:19px;/width:19px;"><span class="latin" style="width:19px;height:19px;">M</span><span class="latin" style="width:19px;height:19px;">I</span><span class="latin" style="width:19px;height:19px;">M</span><span class="latin" style="width:19px;height:19px;">O</span><span class="char"">を</span><span class="latin" style="width:19px;height:19px;">2</span><span class="latin" style="width:19px;height:19px;">x</span><span class="latin" style="width:19px;height:19px;">2</span><span class="latin" style="width:19px;height:19px;">→</span><span class="latin" style="width:19px;height:19px;">4</span><span class="latin" style="width:19px;height:19px;">x</span><span class="latin" style="width:19px;height:19px;">4</span><span class="char"">に</span><span class="char"">す</span><span class="char"">る</span><span class="char"">の</span><span class="char"">は</span><span class="char"">妥</span><span class="char"">当</span><span class="char"">と</span><span class="char"">し</span><span class="char"">て</span><span class="tou-ten">、</span><span class="char"">周</span><span class="char"">波</span><span class="char"">数</span><span class="char"">帯</span><span class="char"">域</span><span class="char"">幅</span><span class="char"">を</span><span class="char"">単</span><span class="char"">純</span></span><span class="tktr-gyo" style="height:640px;margin:0 0 180px 22px;font-size:19px;_width:19px;/width:19px;"><span class="char"">に</span><span class="char"">倍</span><span class="char"">に</span><span class="char"">し</span><span class="char"">て</span><span class="char"">る</span><span class="char"">だ</span><span class="char"">け</span><span class="char"">に</span><span class="char"">見</span><span class="char"">え</span><span class="char"">る</span><span class="char"">の</span><span class="char"">だ</span><span class="char"">が</span><span class="char"">ど</span><span class="char"">う</span><span class="char"">な</span><span class="char"">の</span><span class="char"">よ</span><span class="ku-ten">。</span><span class="latin" style="display:block;width:19px;height:19px;"> </span><span class="char"">基</span><span class="char"">地</span><span class="char"">局</span><span class="char"">密</span><span class="char"">度</span><span class="char"">を</span><span class="char"">こ</span><span class="char"">れ</span><span class="char"">以</span><span class="char"">上</span></span><span class="tktr-gyo" style="height:640px;margin:0 0 180px 22px;font-size:19px;_width:19px;/width:19px;"><span class="char"">上</span><span class="char"">げ</span><span class="char"">ら</span><span class="char"">れ</span><span class="char"">な</span><span class="char"">い</span><span class="char"">以</span><span class="char"">上</span><span class="tou-ten">、</span><span class="char"">割</span><span class="char"">と</span><span class="char"">早</span><span class="char"">い</span><span class="char"">時</span><span class="char"">期</span><span class="char"">に</span><span class="char"">詰</span><span class="char"">む</span><span class="char"">ん</span><span class="char"">じ</span><span class="kogaki">ゃ</span><span class="char"">な</span><span class="char"">い</span><span class="char"">？</span><span class="latin" style="width:19px;height:19px;">H</span><span class="latin" style="width:19px;height:19px;">S</span><span class="latin" style="width:19px;height:19px;">P</span><span class="latin" style="width:19px;height:19px;">A</span><span class="char"">が</span><span class="char"">伸</span><span class="char"">び</span><span class="char"">悩</span></span><span class="tktr-gyo" style="height:640px;margin:0 0 180px 22px;font-size:19px;_width:19px;/width:19px;"><span class="char"">ん</span><span class="char"">で</span><span class="char"">る</span><span class="char"">み</span><span class="char"">た</span><span class="char"">い</span><span class="char"">に</span><span class="ku-ten">。</span><br style="display:none" /></span>
<span style="display:block;clear:right"></span></div><a class="datetime" href="https://akarinohon.com/text/taketori.cgi/https://b.hatena.ne.jp/crosscrow/20110706#bookmark-49822866"><span class="datetime-body">2011/07/06 22:50</span></a></blockquote><script src="https://b.st-hatena.com/js/comment-widget.js" charset="utf-8" async></script>

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