📄 main.htm
字号:
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">几种工作方式</SPAN></a></FONT></TD></TR>
<TR>
<TD width="18%" height="26"><FONT face=宋体></FONT></TD>
<TD width="82%" height="26"><FONT color=#000000 size=2>4.2.1
<SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s04.htm#4.2.1 直接序列扩频(Direct Sequence Spread Spectrum)工作方式，简称直扩(DS)方式">直接序列扩频</a></SPAN><A
href="http://www.mc21st.com/techfield/systech/ss/s04.htm#4.2.1 直接序列扩频(Direct Sequence Spread Spectrum)工作方式，简称直扩(DS)方式"><SPAN
lang=EN-US>(Direct Sequence Spread
Spectrum)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">工作方式，简称直扩</SPAN><SPAN
lang=EN-US>(DS)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">方式</SPAN></A></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT color=#000000 size=2>4.2.2
<a href="s04.htm#4.2.2 跳变频率(Frequency Hopping)工作方式，简称跳频(FH)方式"><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">跳变频率</SPAN><SPAN
lang=EN-US>(Frequency Hopping)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">工作方式，简称跳频</SPAN><SPAN
lang=EN-US>(FH)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">方式</SPAN></a>
</FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT color=#000000 size=2>4.2.3
<SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s04.htm#4.2.3 跳变时间(Time Hopping)工作方式，简称跳时(TH)方式">跳变时间</a></SPAN><A
href="http://www.mc21st.com/techfield/systech/ss/s04.htm#4.2.3 跳变时间(Time Hopping)工作方式，简称跳时(TH)方式"><SPAN
lang=EN-US>(Time Hopping)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">工作方式，简称跳时</SPAN><SPAN
lang=EN-US>(TH)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">方式</SPAN></A></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT color=#000000 size=2>4.2.4
<SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman"><A
href="http://www.mc21st.com/techfield/systech/ss/s04.htm#4.2.4 宽带线性调频(Chirp Modulation)工作方式，简称Chirp方式">宽带线性调频</A></SPAN><a href="s04.htm#4.2.4 宽带线性调频(Chirp Modulation)工作方式，简称Chirp方式"><SPAN
lang=EN-US>(Chirp Modulation)</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">工作方式，简称</SPAN><SPAN
lang=EN-US>Chirp</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">方式</SPAN></a></FONT></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT color=#000000 size=2>4.2.5
<SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s04.htm#4.2.5 各种混合方式">各种混合方式</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"></TD></TR>
<TR>
<TD width="18%" height="18"><FONT face=宋体></FONT></TD>
<TD width="82%" height="18"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第五讲 </FONT><FONT color=#0000ff><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman"><FONT
size=3><a href="s05.htm">直接序列扩频系统</a></FONT></SPAN></FONT><FONT
face=宋体 color=#000066 size=4> <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT></SPAN></B></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT size=2>5.1 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s05.htm#5.1 直扩系统的组成与原理">直扩系统的组成与原理</a></SPAN><SPAN
lang=EN-US
style="mso-spacerun: yes"> </SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT size=2>5.2 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s05-02.htm">扩频码序列</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT size=2>5.3 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s05-03.htm">直扩信号的发送与接收</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT size=2>5.4 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s05-04.htm">直扩系统的同步</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"><FONT size=2>5.5 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a href="s05-05.htm">直扩系统的性能</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"></TD></TR>
<TR>
<TD width="18%" height="18"><FONT face=宋体></FONT></TD>
<TD width="82%" height="18"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第六讲 <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT><FONT
face=宋体><O:P></O:P><O:P></O:P></FONT><O:P></O:P></SPAN><FONT
color=#0000ff><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman"><FONT
size=3>跳频系统</FONT></SPAN></FONT></B></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT size=2>6.1 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a target="_blank" href="s06.htm">跳频系统概述</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height=16><FONT face=宋体></FONT></TD>
<TD width="82%" height=16><FONT size=2>6.2 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a target="_blank" href="s06-02.htm">跳频信号的发送与接收</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height=16><FONT face=宋体></FONT></TD>
<TD width="82%" height=16><FONT size=2>6.3 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a target="_blank" href="s06-03.htm">跳频系统的同步</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT size=2>6.4 <SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">
<a target="_blank" href="s06-04.htm">跳频图案的产生</a></SPAN></FONT></TD></TR>
<TR>
<TD width="18%" height="16"></TD>
<TD width="82%" height="16"></TD></TR>
<TR>
<TD width="18%" height="18"><FONT face=宋体></FONT></TD>
<TD width="82%" height="18"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第七讲 <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT><FONT
face=宋体><O:P></O:P></FONT><O:P><FONT
color=#0000ff><B><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman"><FONT
size=3>混合式扩频系统</FONT></SPAN></B></FONT></O:P></SPAN></B></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT face=宋体><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">7.1
<a target="_blank" href="s07.htm#7.1 为什么提出混合式扩频系统？">为什么提出混合式扩频系统</a></SPAN></FONT></FONT></TD></TR>
<TR>
<TD width="18%" height="20"><FONT face=宋体></FONT></TD>
<TD width="82%" height="20"><FONT face=宋体><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">7.2
<a target="_blank" href="s07.htm#7.2 几种主要的混合式扩展频谱系统">几种主要的混合式扩频系统</a></SPAN></FONT></FONT></TD></TR>
<TR>
<TD width="18%" height="16"><FONT face=宋体></FONT></TD>
<TD width="82%" height="16"><FONT face=宋体><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">7.3
<a target="_blank" href="s07.htm#7.3 混合式扩展频谱系统的适用性">混合式扩频系统的适用性</a></SPAN></FONT></FONT></TD></TR>
</TBODY></TABLE>
<P align=right><a href="s01.htm"><IMG
height=70 src="main.files/enter01.gif" width=100
border=0></a></P></TD></TR></TBODY></TABLE>
<P> </P></TD></TR></TBODY></TABLE>
</TD></TR></TBODY></TABLE>
</DIV></TD></TR></TBODY></TABLE><!-- #EndEditable -->
<P align=center> </P>
<TABLE width="100%" border=0>
<TBODY>
<TR>
<TD>
<DIV align=center><FONT size=2><!-- #BeginLibraryItem "/Library/copyright.lbi" --><FONT
size=2>版权所有：移动通信国家工程研究中心
2000-2001©</FONT><!-- #EndLibraryItem --></FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2><!-- #BeginLibraryItem "/Library/tel.lbi" --><FONT
size=2>tel:020-84227969</FONT><!-- #EndLibraryItem --> <!-- #BeginLibraryItem "/Library/email.lbi" --><FONT size=2><A
href="mailto:mc21stmaster@163.net">mailto:mc21stmaster@163.net</A></FONT><!-- #EndLibraryItem -->
</FONT></DIV></TD></TR></TBODY></TABLE><!-- #EndTemplate --></BODY></HTML>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -