sdh 色散补偿_零色散波长_色散补偿技术有哪些

&nbsp;&nbsp;&nbsp;&nbsp; <font face="宋体" size="4">小弟正在搞一个SDH设备的设计，碰到一个问题，请大家帮忙！在计算</font><a name="_Toc182903492"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: &quot;Times New Roman&quot;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font size="4">色散受限的中继段长度计算</font></span></a><font size="4"><font face="宋体">的时候，采用了<span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">L=Pe/Pc这样一个公式：</span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;"></span></font></font><p class="a" style="MARGIN: 0cm 0cm 0pt 19.95pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 21pt; LINE-HEIGHT: 125%; mso-para-margin-left: 1.9gd; mso-char-indent-count: 1.5;"><font face="宋体" size="4"><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;"><span lang="EN-US"><p>其中</p></span></span></font></p><p class="a" style="MARGIN: 0cm 0cm 0pt 42pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 125%;"><font size="4"><font face="宋体"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">L (Km):<span style="mso-tab-count: 4;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">再生段长度<span lang="EN-US"><p></p></span></span></font></font></p><p class="a" style="MARGIN: 0cm 0cm 0pt 42pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 125%;"><font size="4"><font face="宋体"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">e (ps/nm):<span style="mso-tab-count: 3;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">设备的色散容限<span lang="EN-US"><p></p></span></span></font></font></p><p class="a" style="MARGIN: 0cm 0cm 0pt 42pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 125%;"><font size="4"><font face="宋体"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">c (ps/nm.km)</span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;">：<span lang="EN-US"><span style="mso-tab-count: 1;">&nbsp; </span></span>光纤的色度色散</span></font></font></p><p class="a" style="MARGIN: 0cm 0cm 0pt 42pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 125%;"><font face="宋体" size="4"><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;"><span lang="EN-US"><p>各项指标取定如下：</p></span></span></font></p><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%;"><span lang="EN-US"><p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 35pt; LINE-HEIGHT: 125%; mso-char-indent-count: 2.5;"><font size="4"><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">&nbsp;对于<span lang="EN-US">L16.2</span>系统，</span><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体;">e</span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体;">＝<span lang="EN-US">1600ps/nm（设备指标）</span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 35pt; LINE-HEIGHT: 125%; mso-char-indent-count: 2.5;"><font size="4"><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体;">&nbsp;对<span lang="EN-US">G.652</span>光纤，<span lang="EN-US">c=18ps/nm.km</span></span><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 42pt; LINE-HEIGHT: 125%; mso-char-indent-count: 3.0;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;"><font size="4">&nbsp;L=1600/18=88.9(km)</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 42pt; LINE-HEIGHT: 125%; mso-char-indent-count: 3.0;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 125%; FONT-FAMILY: 宋体; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;"><font size="4">但是有一段距离超过了90公里，应该配置色散补偿模块，如果需要配置的话该怎么配置那？配置的时候需要两个站都配置么？是在发送端还是接收端？请大家帮忙，解释的越详细越好。sdh 色散补偿sdh 色散补偿

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