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type="text/css"></style> <div id="ct" class="ct2 wp cl"> <div class="mn"> <div class="bm_haa cl"> <div class="bm_h cl"> <a href="http://www.oecr.com/portal.php?mod=rss&catid=61" class="y xi2 rss" target="_blank" title="RSS">订阅</a><h1 class="xs2">文章</h1> </div></div> <div class="kjkjb"> <div class="bm vw" style="margin-bottom:0;"> <div class="h hm"> <div class="zxtoux"><img src="http://www.oecr.com/uc_server/avatar.php?uid=54876&size=small" /></div> <h1 class="ph">可用于室内导航三角定位技术 </h1> <p class="xg1"> 时间：2011-12-1 19:54<a class="zz" href="home.php?mod=space&uid=54876">作者：update</a> 阅读<em id="_viewnum">(1842)</em> 评论: 0</p> <div class="zxfb" ><a href="http://www.oecr.com/portal.php?mod=rss&catid=61" class="y xi2 rss" target="_blank" title="RSS">订阅</a></div> </div> <!--[diy=diysummarytop]--><div id="diysummarytop" class="area"></div><!--[/diy]--> <div class="s"> <div class="ss"><div><span>导读： </span>而正在昨天Google宣布推出针对Android设备的室内地图服务，包括美国多家机场和购物中心成为首批提供室内地图的地点，但这种技术依赖GPS和手机信号塔德三角定位。</div> </div> <!--[diy=diysummarybottom]--><div id="diysummarybottom" class="area"></div><!--[/diy]--> <div class="d"> <!--[diy=diycontenttop]--><div id="diycontenttop" class="area"></div><!--[/diy]--> <table cellpadding="0" cellspacing="0" class="vwtb"><tr><td id="article_content">EETimes报道正在研发一种使用蓝牙4.0规范的用户室内定位服务，诺基亚联合了30家包括芯片制造商和服务供应商在内的合作厂商共同完成此事，目的是在2013年实现室内导航服务。这意味着蓝牙4.0将迎来一个新的位置扩展协议，它使用蓝牙低功耗天线阵列三角定位跟踪蓝牙设备标记来实现，它比Wi-Fi三角定位的效率更高，成本更低，使用普通的蓝牙手机即可实现定位。<br><br>而正在昨天Google宣布推出针对Android设备的室内地图服务，包括美国多家机场和购物中心成为首批提供室内地图的地点，但这种技术依赖GPS和手机信号塔德三角定位。<br><br> <p><a href="http://www.oecr.com/data/attachment/portal/201112/01/195409ec1zxfev3xkvqqhx.jpg" target="_blank"><img src="http://www.oecr.com/data/attachment/portal/201112/01/195409ec1zxfev3xkvqqhx.jpg"></a></p> <div><font color="#808080" size="2"><img src="http://www.oecr.com/xwb/images/bgimg/icon_logo.png"> 已同步至 <a href="http://ome.ac.cn/index.php?m=show&id=3385881304475994" target="_blank">update的微博</a></font></div></td></tr></table> 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