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<TD borderColor=#6699ff><FONT
size=2>您的位置：技术园地>技术讲座-GSM蜂窝移动通信系统 </FONT></TD></TR>
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<DIV align=center><FONT size=4><B><SPAN
style="FONT-SIZE: 15pt; COLOR: navy; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt">第六讲
<SPAN lang=EN-US>GSM网络支持的业务<O:P>(1)
</O:P></SPAN></SPAN></B></FONT></DIV></TD></TR>
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<P> </P>
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<TD width="12%" height=1511> </TD>
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<P class=MsoNormal
style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify"><B><SPAN
style="FONT-SIZE: 15pt; COLOR: navy; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN
lang=EN-US><O:P></O:P></SPAN></SPAN></B><SPAN lang=EN-US
style="FONT-FAMILY: 宋体"><B>6.1 电信业务<O:P> </O:P></B></SPAN></P>
<P class=MsoNormal
style="MARGIN-TOP: 0px; TEXT-JUSTIFY: inter-ideograph; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt; TEXT-ALIGN: justify"><SPAN
lang=EN-US style="FONT-FAMILY: 宋体"><FONT face=楷体_GB2312
color=#000066
size=3>GSM移动通信网能提供6类10种电信业务，其业务编号、名称、种类和实现<BR>阶段见表6-1所示。</FONT><FONT
size=3><O:P> </O:P></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN-TOP: 0px; TEXT-JUSTIFY: inter-ideograph; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt; TEXT-ALIGN: justify"><SPAN
lang=EN-US style="FONT-FAMILY: 宋体"><FONT size=3><SPAN
style="FONT-FAMILY: 宋体; mso-spacerun: yes">
</SPAN><O:P></O:P></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><SPAN style="FONT-FAMILY: 宋体"><FONT face=楷体_GB2312
color=#000066 size=3>表<SPAN lang=EN-US>6-1<SPAN
style="mso-spacerun: yes">
</SPAN>电信业务分类<O:P> </O:P></SPAN></FONT><FONT face=楷体_GB2312
size=3><SPAN lang=EN-US><O:P></O:P></SPAN></FONT><FONT
face=楷体_GB2312 size=3><SPAN
lang=EN-US><O:P></O:P></SPAN></FONT><FONT size=3><SPAN
lang=EN-US><O:P></O:P></SPAN></FONT></SPAN></P>
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size=3>分类号<SPAN lang=EN-US><O:P>
</O:P></SPAN></FONT></SPAN></B></P></TD>
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size=3>电信业务类型<SPAN lang=EN-US><O:P>
</O:P></SPAN></FONT></SPAN></B></P></TD>
<TD
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align=center><B><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>编号<SPAN lang=EN-US><O:P>
</O:P></SPAN></FONT></SPAN></B></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 127.6pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt"
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align=center><B><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>电信业务名称<SPAN lang=EN-US><O:P>
</O:P></SPAN></FONT></SPAN></B></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 2cm; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt"
vAlign=top width=76>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><B><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>实现阶段<SPAN lang=EN-US><O:P>
</O:P></SPAN></FONT></SPAN></B></P></TD></TR>
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<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: 42.5pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=57>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><SPAN lang=EN-US
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>1<O:P> </O:P></FONT></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 3cm; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=113>
<P class=MsoNormal
style="MARGIN-TOP: 0px; TEXT-JUSTIFY: inter-ideograph; MARGIN-BOTTOM: 0px; TEXT-ALIGN: justify"><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
face=楷体_GB2312 color=#000066 size=3>话音传输<SPAN
lang=EN-US><O:P></O:P><O:P></O:P></SPAN></FONT><FONT
color=#000066 size=3><SPAN
lang=EN-US><O:P></O:P></SPAN></FONT><FONT size=3><SPAN
lang=EN-US><O:P> </O:P></SPAN></FONT></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 35.45pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=47>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><SPAN lang=EN-US
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>11<O:P> </O:P></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><SPAN lang=EN-US
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>12<O:P> </O:P></FONT></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 127.6pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=170>
<P class=MsoNormal
style="MARGIN-TOP: 0px; TEXT-JUSTIFY: inter-ideograph; MARGIN-BOTTOM: 0px; TEXT-ALIGN: justify"><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
face=楷体_GB2312 color=#000066 size=3>电话</FONT><FONT
size=3><SPAN lang=EN-US><O:P> </O:P></SPAN></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN-TOP: 0px; TEXT-JUSTIFY: inter-ideograph; MARGIN-BOTTOM: 0px; TEXT-ALIGN: justify"><SPAN
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
face=楷体_GB2312 color=#000066 size=3>紧急呼叫<SPAN lang=EN-US><O:P>
</O:P><O:P></O:P></SPAN></FONT><FONT color=#000066
size=3><SPAN lang=EN-US><O:P></O:P></SPAN></FONT><FONT
size=3><SPAN
lang=EN-US><O:P></O:P></SPAN></FONT></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 2cm; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=76>
<P class=MsoNormal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"
align=center><SPAN lang=EN-US
style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><FONT
size=3>E1<O:P> </O:P></FONT></SPAN></P>
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