Mitel GPS Orion-S/-HD Receiver Manuale Utente
Document Title:
iii
User’s Manual for the GPS Orion-S/-HD Receiver
Document No.
Issue 1.0
GTN-MAN-0110
June 22, 2003
DLR/GSOCNo part of this document shall be reproduced in any form or disclosed to third parties without prior authorization.
Table of Contents
Document Change Record...................................................................................................... ii
Table of Contents.................................................................................................................... iii
Scope and Applicability .......................................................................................................... 1
Acronyms and Abbreviations................................................................................................. 2
1.
Introduction......................................................................................................................... 3
1.1
GPS Orion Receiver .................................................................................................... 3
1.2
Functional Overview .................................................................................................... 3
1.3
Receiver Versions ........................................................................................................ 4
2.
Receiver Hardware ............................................................................................................. 5
2.1
Main Board ................................................................................................................... 5
2.2
Interface Board............................................................................................................. 7
2.3
Antenna ........................................................................................................................ 7
3.
Operations Guide ............................................................................................................... 8
3.1
Basic Receiver Handling.............................................................................................. 8
3.1.1
Hardware Setup ............................................................................................... 8
3.1.2
Precautions....................................................................................................... 8
3.1.3
Serial Communication...................................................................................... 8
3.1.4
Start-Up and Initialization ................................................................................. 9
3.1.5
Output Selection............................................................................................. 10
3.1.6
Pulse-per-Second Signal ............................................................................... 11
3.1.7
Troubleshooting.............................................................................................. 11
3.2
Special Applications ................................................................................................... 12
3.2.1
Aiding for Ballistic Trajectories....................................................................... 12
3.2.2
Lift-off Signal .................................................................................................. 13
3.2.3
IIP Prediction .................................................................................................. 13
3.2.4
Aiding for LEO Satellites ................................................................................ 15
3.2.5
Relative Navigation ........................................................................................ 16
3.2.6
External LNA Power Supply........................................................................... 17
4.
Command and Output Message Reference .................................................................. 18
4.1
Overview .................................................................................................................... 18
4.2
Protocol Description................................................................................................... 20
4.2.1
WinMon Format.............................................................................................. 20
4.2.2
NMEA Format................................................................................................. 21
4.3
Commands................................................................................................................. 22
4.3.1
Basic Receiver Configuration......................................................................... 23
4.3.1.1
UR – Update Rate ..........................................................................................................................23
4.3.1.2
DR – Data Rate...............................................................................................................................24
4.3.1.3
SM – Sentence Mode.....................................................................................................................24
4.3.1.4
MC – Media Correction..................................................................................................................25
4.3.2
Status Queries................................................................................................ 26
4.3.2.1
TA – Transmit Almanac.................................................................................................................26
4.3.2.2
TE – Transmit Ephemeris..............................................................................................................26
4.3.3
Initialization..................................................................................................... 27
4.3.3.1
PV – Position-Velocity....................................................................................................................27
4.3.3.2
DW – Doppler Window...................................................................................................................28
4.3.4
Reference Trajectory Aiding .......................................................................... 29
4.3.4.1
AM – Aiding Mode ..........................................................................................................................29
4.3.4.2
RM – Run Mode ..............................................................................................................................29