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this book can help you to get a better performance in the gps development

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</tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><img src="092dc3c51624b85ed6a9eb5612990c28.gif" border="0" alt="0295-01.GIF" width="54" height="20" /></font></td><td valign="top"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="center"><font face="Times New Roman, Times, Serif" size="2">cm</font></td></tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">L1 wavelength</font></td></tr><tr><td valign="top"><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"><img src="f7703d30723feae8ee39d997c6419c20.gif" border="0" width="18" height="1" alt="f7703d30723feae8ee39d997c6419c20.gif" /></td>
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</tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><img src="3152a29c05c23304c05ff52cb081f6f9.gif" border="0" alt="0295-02.GIF" width="51" height="24" /></font></td><td valign="top"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="center"><font face="Times New Roman, Times, Serif" size="2">cm</font></td></tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">L2 wavelength</font></td></tr><tr><td valign="top"><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"><img src="f7703d30723feae8ee39d997c6419c20.gif" border="0" width="18" height="1" alt="f7703d30723feae8ee39d997c6419c20.gif" /></td>
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</tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><img src="41d506f864b3be38c17bf92cfb1338e1.gif" border="0" alt="0295-03.GIF" width="68" height="25" /></font></td><td valign="top"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="center"><font face="Times New Roman, Times, Serif" size="2">cm</font></td></tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">wide-line wavelength</font></td></tr><tr><td valign="top"><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"><img src="f7703d30723feae8ee39d997c6419c20.gif" border="0" width="18" height="1" alt="f7703d30723feae8ee39d997c6419c20.gif" /></td>
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</tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><img src="b1cce85dd2924a958c5ac2ecd0b7c5db.gif" border="0" alt="0295-04.GIF" width="65" height="21" /></font></td><td valign="top"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="center"><font face="Times New Roman, Times, Serif" size="2">cm</font></td></tr></table></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">narrow-lane wavelength</font></td></tr></table></td></tr></table><br /><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"></td>
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  <td><font face="Times New Roman, Times, Serif" size="3">more than one variable, but because of the limited number of symbols and the standard variable definitions used in different fields of study, this is not always possible. In cases in which a symbol is used in the main text in a manner inconsistent with its definition in Table A.3 the meaning of the variable is defined in the local text. In Table A.3, the symbol, description, and when practical, the section location where it is first introduced are given.</font></td>
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  <td><font face="Times New Roman, Times, Serif" size="3">A.3<br />
Useful Constants</font></td>
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  <td><font face="Times New Roman, Times, Serif" size="3">In Table A.4 various constants useful in navigation-system design and analysis are presented. The precision of several of the presented variables is critical to system performance. For example, the precision presented for </font><font face="Symbol" size="3">p</font><font face="Times New Roman, Times, Serif" size="3"> is that specified for the GPS system in the interface communication document [73]. Because of the radius of the satellite orbits, satellite position calculations are sensitive to this value.</font></td>
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  <td><font face="Times New Roman, Times, Serif" size="3">A.4<br />
Acronyms</font></td>
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  <td><font face="Times New Roman, Times, Serif" size="3">In Table A.5 various acronyms used throughout this book are presented.</font><font face="Times New Roman, Times, Serif" size="3" color="#FFFF00"></font></td>
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<table cellspacing="0" width="391" cellpadding="4"><tr><td colspan="2" valign="top"><font face="Times New Roman, Times, Serif" size="2">TABLE A.5 Acronyms</font></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Acronym</font></td><td valign="top"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="center"><font face="Times New Roman, Times, Serif" size="2">Description</font></td></tr></table></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">AMP</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Amplitude term in GPS ionospheric correction</font></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">AS</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Antispoofing</font></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">C/A</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Coarse / acquisition</font></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">CDMA</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Code-division multiple access</font></td></tr><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2">CEP</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">Circular error probable</font></td></tr></table></td></tr></table><br /><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"></td>
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  <td><font face="Times New Roman, Times, Serif" size="3"><i>(table continued on next page)</i></font></td>
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