g8-7-8-9.htm

介绍移动通信gsm原理的书籍

            align=center><FONT color=#000066><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">图</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">8</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">13<SPAN 
            style="mso-spacerun: yes">&nbsp; </SPAN>GSM</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">系统呼叫移动客户时接续示意图</SPAN></FONT></P>
            <P class=MsoNormal 
            style="TEXT-INDENT: 21.75pt; LINE-HEIGHT: 150%; TEXT-ALIGN: center" 
            align=center>　</P>
            <P class=MsoNormal 
            style="TEXT-INDENT: 21.75pt; LINE-HEIGHT: 150%; TEXT-ALIGN: center" 
            align=center><FONT color=#000066><SPAN lang=EN-US 
            style="FONT-SIZE: 12pt"><O:P></O:P></SPAN></FONT></P>
            <P class=MsoNormal 
            style="TEXT-INDENT: 21.75pt; LINE-HEIGHT: 150%"><FONT 
            color=#000066><SPAN lang=EN-US style="FONT-SIZE: 12pt"><SPAN 
            style="mso-spacerun: yes">&nbsp;</SPAN>A</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">(</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如北京固定网某客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">拨打</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">(</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如上海数字移动某客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，拨</SPAN><SPAN 
            lang=EN-US 
            style="FONT-SIZE: 12pt">MSISDN(0139H<SUB>l</SUB>H<SUB>2</SUB>H<SUB>3</SUB>ABCD)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">号码。本地交换机根据</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">A</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户所拨</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户号码中国内目的地代码</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">(139)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以与</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GSM</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">网的</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC(GSM</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">网入口交换机</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">间建立链路，并将</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSISDN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">号码传送给</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分析此号码，根据</SPAN><SPAN 
            lang=EN-US 
            style="FONT-SIZE: 12pt">H<SUB>l</SUB>H<SUB>2</SUB>H<SUB>3</SUB>ABCD</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，应用查询功能向</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户的</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">HLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">发</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSISDN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">号码，询问</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户漫游号码</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">(MSRN)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt"><O:P> </O:P></SPAN></FONT></P>
            <P class=MsoNormal 
            style="TEXT-INDENT: 21.75pt; LINE-HEIGHT: 150%"><FONT 
            color=#000066><SPAN lang=EN-US 
            style="FONT-SIZE: 12pt">HLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSISDN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">号码转换为客户识别码</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">(IMSI)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，查询</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户目前所在的业务区</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSC(</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如他已漫游到广州</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，向该区</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">VLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">发被叫的</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">IMSI</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，请求</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">VLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分配给被叫客户一个漫游号码</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSRN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">VLR </SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">把分配给被叫客户的</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSRN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">号码回送给</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">HLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，由</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">HLR</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">发送给</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有了</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSRN</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，就可以把入局呼叫接到</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">B</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户所在的</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">MSC(</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">北京-广州</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">)</SPAN><SPAN 
            style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><SPAN 
            lang=EN-US style="FONT-SIZE: 12pt">GMSC</SPAN><SPAN