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塑料光纤与其它网络介质比较...

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feigeloving 发布于: 2011-10-11 21:07 346 次浏览 0 位用户参与讨论
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<div style="mso-line-spacing: '100 20="20"  0'; mso-margin-left-alt: 216; mso-text-indent-alt: 257; mso-char-wrap: 1; mso-kinsoku-overflow: 1"><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri"><b>与铜五类线特性比较</b></span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 9pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial"> </span></span></div>
<div style="mso-line-spacing: '100 20="20"  0'; mso-margin-left-alt: 216; mso-text-indent-alt: 257"><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">铜五类线易受电磁辐射干扰、带宽小且不稳定,限制了传输容量的进一步提高,成为整个网络</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">带宽的</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Arial; FONT-SIZE: 16pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial">“</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">瓶颈</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Arial; FONT-SIZE: 16pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial">”</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">,这就是通常所说的光纤应用的</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Arial; FONT-SIZE: 16pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial">“</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">最后</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Calibri; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri; mso-fareast-language: ZH-CN" lang="EN-US">100</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">米问题</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Arial; FONT-SIZE: 16pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial">”</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">,且与国家光进铜退发展方向不</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">相符合。与之相比,塑料光纤具有易耦合、传输稳定、柔性好、安全可靠、维护方便、占用空</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">间小、防雷以及抗电磁干扰能力强等优点,未来家庭的</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Calibri; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri; mso-fareast-language: ZH-CN" lang="EN-US">3D</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">智能电视及职能家电需要带宽大而稳</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">定的要求,塑料光纤恰恰可以满足,且制造过程中不消耗珍贵的铜资源,低碳、环保、节能、</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">价格低廉。</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 9pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial"> </span></span></div>
<div style="mso-line-spacing: '100 20="20"  0'; mso-margin-left-alt: 216; mso-text-indent-alt: 257"><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Calibri; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri"><b><span style="mso-spacerun: yes">&nbsp;</span></b></span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri"><b>与石英光纤的特性比较</b></span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 9pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial"> </span></span></div>
<div style="mso-line-spacing: '100 20="20"  0'; mso-margin-left-alt: 216; mso-text-indent-alt: 257"><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">在短距离接入上,石英光纤脆性大、弯曲性能不好、对接困难、安装维护费用高昂、综合成本</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">比较高,尤其在几何环境复杂的楼内、室内施工中不易现场加工、安装成本高而难以推广,限</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">制了其在接点多的短距离传输领域的应用。目前即使在石英光纤技术高度发展的美日欧仍然没</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">有大规模地接入到桌面和屋内;而塑料光纤柔韧性好、对接容易(芯径大)、安装简便、布线</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">方便、不用熔接、不用接头、连接方便、价格低廉、可挠性好、柔韧性强、抗震性突出、容易</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">维护且维护费用低,其接入网络的综合成本要比石英光纤低</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Calibri; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri; mso-fareast-language: ZH-CN" lang="EN-US">1</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">/</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: Calibri; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri; mso-fareast-language: ZH-CN" lang="EN-US">3</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 16pt; mso-ascii-font-family: Calibri; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Calibri">左右。</span></span><span style="mso-bidi-font-family: 'Times New="New"  Roman'"><span style="FONT-FAMILY: 仿宋_GB2312; FONT-SIZE: 21pt; mso-ascii-font-family: Arial; mso-fareast-font-family: 仿宋_GB2312; mso-hansi-font-family: Arial"> </span></span></div>
<div style="mso-line-spacing: '100 50="50"  0'; mso-margin-left-alt: 216; mso-text-indent-alt: 257; mso-char-wrap: 1; mso-kinsoku-overflow: 1"></div></div>
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