Name: Safran CORTEX CRT Quantum
Brand: Safran
Rating: 5 (1 reviews)

To Next Page

COMMAND RANGING & TELEMETRY UNIT

CORTEX CRT

Quantum

CRT QUANTUM USER'S MANUAL

DTU 100042

Is.Rev

5.17 – Date: Dec. 03, 2021

Total number of page(s): 345

Safran Data Systems - Site Paris

5 Avenue des Andes - CS 90101, 91978 COURTABOEUF Cedex - FRANCE . Tél: +33 (0)1 69 82 78 00 - Fax: +33 (0)1 69 07 39 50

Table of Contents5
Crt Quantum16
Table 1: Serial Models for the Table 2: Ethernet Portsa28
Figure 1: Cortex Crt Quantum Functional Block Diagram32
Figure 2 : Hardware Architecture33
Figure 3: Chassis IS00427 Front Panel Appearance (Front Panel Color Not Contractual)34
Figure 4: Chassis IS00452 Front Panel Appearance (Front Panel Color Not Contractual)35
Figure 5: Downlink Input Signal Selection36
Figure 6: CRT Quantum, CRT XL and CRT XL2 Comparison Chart43
Window43
Integration Time43
Figure 7: Tcp-Ip Interfaces68
Table 3: Udp Ports Addresses69
Figure 8: Integrated Simplified Interconnection Panel on Is0042770
Figure 9: Integrated Simplied Interconnection Panel on Is0045270
Figure 10: 3U Full Interconnection Panel71
Figure 11: Ribbon Cable Connection and Securing71
Table 4: I/O Connector Panel76
Table 5: I/O Connector Panel80
I/O Connectors Description81
External Interconnection Panel81
Industrial Computer Rear Panel Description81
Chassis 4U IS0042781
Configuration SM01037242C: COMSAT 4U Without EFC81
Figure 12: Is00427 Rear Panel Connectors with Bnc Integration81
Table 6: Is00427 I/O Connector81
Configuration SM01037242C: COMSAT 4U with EFC82
Figure 13: Is00427 Rear Panel Connectors with Bnc Integration and Efc82
Table 7: Is00427 I/O Connector83
Configuration SM01037243D: Agencies / AIT 4U Without EFC84
Figure 14: Is00427 Rear Panel Connectors with Bnc Integration and External I/Oconnectors84
Table 8: Is00427 I/O Connector85
Integrated Panel86
Configuration S107583 : Agencies / AIT 4U with EFC86
Figure 15: Is00427 Rear Panel Connectors with Bnc Integration , External I/Oconnectors and Efc86
Table 9: Is00427 I/O Connector87
Chassis 2U IS0045288
Configuration S100684: COMSAT 2U Without EFC88
Figure 16: Configuration S100684 Rear Panel Connectors88
Table 10: Configuration S100684 R88
Configuration S100685: Agencies / AIT 2U Without EFC89
Figure 17: Configuration S100685 Rear Panel Connectors89
Table 11: Configuration S100685 R89
Configuration S100686: COMSAT 2U with EFC90
Figure 18: Configuration S100686 Rear Panel Connectors90
Table 12: Configuration S100686 R90
Configuration S100687: Agencies / AIT with EFC91
Figure 19: Configuration S100687 Rear Panel Connectors91
Table 13: Configuration S100687 R91
Test Points Configuration92
Video Test Points93
Table 14: Interconnection Panel93
TTL and RS422 Data I/Os95
Table 15: Interconnection Panel95
Figure 20: DA-15 Female Connector, Front View96
Table 16: Interconnection Panel96
Figure 21: Rs-422 Interface97
Functional Description98
Monitoring & Control99
Monitoring99
Standard Monitoring Protocol99
Table 17: the Functionalu99
Low Bandwidth Monitoring Protocol100
Control100
Logging101
General101
Storage of Logging Data101
Additional Flows Logging101
If Demodulation & Telemetry Processing102
Demodulation Capability102
Low & High Bandwidth TMU102
Table 18: Demodulation Capabilities102
Demodulation Without Sub-Carrier103
Table 19: Performance Limitation for Table 20: Performance Limitation for103
Table 21: Performancel105
Constellation Convention106
AQPSK Processing106
GMSK Demodulation107
SOQPSK Demodulation108
8PSK Demodulation109
FM Demodulation110
FM Discriminator110
Table 22: Cartesian - to -Polars111
PCM/FM Modulation112
Time Code Decoding & Data Time-Tagging113
Supported PCM/FM Demodulators113
Reference Frequency114
External Reference114
Internal Reference114
Multi-Symbol PCM/FM Demodulator - Parameters Recommended Setting114
Introduction114
Modulation Index114
Optional RF Stage115
Down Convertor Specifications115
Up Convertor Specifications115
Synthesizer Specifications116
Mechanical - Environment116
Supply116
Propagation Factor116
IF Level Measurement117
Low Bandwidth TMU117
Installation118
IF Carrier Acquisition118
Acquisition Algorithms118
FFT - Wide Spectrum118
FFT - Narrow Spectrum118
Scanning Sweep118
Highest Spectrum Line118
Shipping119
Center Spectrum Line119
Hardware Description120
Barycentre Frequency120
Cortex Crt Quantum Integration121
Mounting of the Boards121
Network Interfaces121
CPU Board Ethernet Port121
Manual Sweep121
Acquisition By-Pass121
TCP-IP Interfaces122
IF Receiver in Video Mode122
PM and Coherent am Demodulation122
FM Demodulation122
By-Pass, Spectrum and Non Coherent am Modes122
IF Receiver in PCM Mode123
UDP Interface for Telemetry Data Flow124
Cortex Connection to the External World124
Interconnection Panels and Associated Cables124
PCM/PM Demodulation124
BPSK, QPSK, OQPSK, SOQPSK GMSK Demodulation124
AQPSK Demodulation124
Integrated Simplified Interconnection Panel125
IF Carrier Tracking125
Nd Order PLL125
Full Interconnection Panel (3U)126
Rd Order PLL127
Doppler Measurement128
Sampling Mode128
Accumulated Phase Format128
Interpolation Process129
Doppler Computing130
Impact of Phase Errors on Doppler Computing131
Sampling Period Resolution131
Error Due to Computing131
Error Due to Floating Representation132
Diversity Combining132
General132
Post Detection Diversity Combining133
Pre Detection Diversity Combining134
Outputs135
Post Detection Diversity Combining135
Pre Detection Diversity Combining136
Signal Processing137
Signal Routing138
Dual Polarization and Frequency Combining139
Data Decoding141
Descrambling141
Convolutional Decoding142
8PSK-TCM Decoding143
Introduction144
8PSK-TCM Coder145
Differential Coder146
Convolutional Coder147
Constellation Mapper for 4D-8PSK-TCM148
Reed-Solomon Decoding149
Turbo Decoding150
Probability of Bit Error152
PCM/BPSK/PM (Low or High Bandwidth)152
PCM/BPSK Square/Pm (Low or High Bandwidth)153
High Bandwidth Direct PCM (PCM/PM)153
High Bandwidth Direct PCM (BPSK)153
LDPC Decoding153
Ambiguities Solving, I/O Ports & By-Passing Capabilities156
Low Bandwidth TMU156
High Bandwidth TMU with Sub-Carrier157
High Bandwidth Direct PCM: no Viterbi Decoding159
High Bandwidth PCM: Single Viterbi Decoding162
High Bandwidth Direct PCM: Dual Dcoding164
High Bandwidth Direct PCM: DQPSK or DOQPSK167
High Bandwidth PCM: Dual + Differential Decoding170
High Bandwidth Direct PCM: AQPSK173
Frame Synchronization175
Frame Synchronization Strategy175
PSK Ambiguity Solving176
Frame Synchronizer Operating Modes177
AFL: Anti False Lock177
Frame Verification178
Telemetry Frames or Raw Data178
Telemetry Data Time-Tagging178
Real-Time of Off-Line Telemetry Server179
Telemetry Request179
Telemetry Buffers179
Telemetry Data Flows180
Single Frame / Block Transmission180
Permanent Flow180
Permanent Flow and Dummy TM180
Telemetry Data Decommutation180
Telemetry Data Storage on the Disk181
Blind Equalization183
General183
Deaf184
Configuration of the DEAF Algorithm186
Descrambling Mode (LFSR Polynomials)187
General187
CCSDS Descrambling187
Configuration of the Descrambling187
Continuous Descrambling188
UTOA (Time of Arrival Precise Measurements)189
Prerequisites189
Supported PCM Codes and Channel Encoding189
Registry Configuration190
TCP/IP Interface190
If Modulation & Telemetry Simulation191
Uplink Resources191
Low Bandwidth Scenario192
High Bandwidth Scenario193
PM and FM Modulation193
Single PCM Input Signal193
Video + PCM Input Signals194
BPSK Modulation195
QPSK and OQPSK Modulation196
Without Convolutional Encoding196
With Single Convolutional Encoding197
With Dual Convolutional Encoding197
With Differential Encoding197
With Dual Convolutional and Differential Encoding198
AQPSK Modulation199
Noise Generator Option200
IFM Output Stage Architecture200
C/No Adjust200
Noise Bandwidth200
Telemetry Simulation201
General201
Operating Modes201
Table 23: Prn Generator Polynomials202
Encoding203
Convolutional Encoding203
Tcm203
Reed-Solomon203
Turbo-Code204
Table 24: Turbo Code204
LDPC Encoding206
Table 25: Ldpc Code206
Uplink Digital Filter208
General208
Filter Characteristics208
Sweeping211
Satellite Telecommanding212
General212
Satellite TC Request213
Wait & Verify" Instruction with Time-Out and Retry214
Execute" Instruction214
Pause" Instruction214
Wait for Absolute Time" Instruction214
TCU Unlock" Instruction214
NOP" Instruction215
Stop Idling" Instruction215
Group" Instruction215
Data + Execute" Instruction215
Satellite TC Requests and Instructions Sequencing215
CLCW Checking & if Carrier Sweeping217
TC Demodulation by a Telemetry Chain222
Local Satellite Telecommanding Capabilities223
Telecommand Socket Closure223
TC Watchdog223
Activation/Inhibition of the TC Watchdog Mechanism223
TC Watchdog Mechanism223
Telecommand Unit Testing224
COP" Software Package224
Carrier and Modulation Sequencing225
Carrier OFF, no Idle Pattern225
Carrier ON, no Idle Pattern225
Carrier off and Idle Pattern226
Carrier on and Idle Pattern226
Progressive Modulation Index227
Range Measurement228
General228
Supported Standards228
Ranging Ports228
Local" Ranging Client228
Continuous Mode (All Modes Except INMARSAT and LMCO)229
Ranging Sequence (All Modes Except INMARSAT and LMCO)230
Frequency Programming231
Major Tone Frequency232
Minor Tone Frequencies (ESA-Like and USB Tone Standards)232
Downlink Tones Processing233
Tone Acquisition233
Phase-Locked Loop233
Doppler Compensation (ESA, ESA-Like, Hybrid Ranging and USB Standards)233
Ambiguity Solving & Quality Factor234
ESA, ESA-Like, Hybrid Ranging and USB Standards234
ESA Code Standard236
Phase-Shift Measurement237
Phase-Shift Correction for Ambiguity Solving237
Spectrum Correction237
Ground Correction238
Board Correction238
Doppler Rate Aid and Doppler Aid239
Doppler Effects239
Carrier Doppler Shift in Coherent Mode239
Carrier Doppler Shift in Non-Coherent Mode240
Doppler Rate Aid Principle and Architecture241
Doppler Aid Principle and Architecture242
Range Measurements Sampling244
Other Programming Parameters245
Number of Measurements & Sequences245
Tone Validation and Tone Sequence (ESA-Like and USB Tone Standards)245
Measurement Sampling245
Integration Time245
Tone Level Ratio246
PLL Bandwidth246
Sequence Timing & Ambiguity Solving247
ESA, ESA-Like and USB Tone Standards247
ESA Code Standard248
Measurement Time-Tagging249
Ranging Transaction Messages250
Range Measurement250
Calibration Measurement250
Time and Doppler Measurement251
Storage of Ranging Messages252
ESA Tone Standard253
General253
Tone Frequencies253
Virtual Tones253
Real Tones253
Ranging Sequence254
Table 26: Esa Tone Standard . T254
ESA-Like and USB Tone Standards256
Frequency Programming256
Number of Tones and Transmission Rank257
Real and Virtual Minor Tone Frequency257
Ambiguity Distance257
Integer Ratio between Q Factors257
Non-Integer Ratio between Q Factors258
INMARSAT / LMCO Tone Standards259
General259
Tone Frenquencies259
Minor Tone Sub-Carrier259
Ranging Sequence259
Table 27: Inmarsat/Lmco Tone259
Figure 81: Ranging Sequence260
ESA Code Standard262
General262
Frequency Programming262
Code Programming262
Tone & Code Set Time263
Ranging Sequence263
PN Codes Standard (Regenerative PN Ranging)265
General265
Frequency Programming265
Table 28: Available Chip Rates on265
Code Programming266
Shaping Filter266
Tone & Code Set Time267
Table 29: Ccsds Recommendation for Table 30: Hybrid Ranging Tones267
Ranging Sequence268
Hybrid Ranging Standard270
General270
Tone Frequencies270
Ambiguity272
Integration Time274
Ranging Sequence274
Hybrid Ranging Calibration276
SQPN Epoch Position and Ranging Tones Coherency and Synchronisation276
Ranging Calibration Operation279
Ranging Performance Vs Noise & Doppler280
Table 31: Ranging Performances with280
Doppler Compensation281
General281
Concerned Units281
Doppler Compensation Process282
Doppler Compensation Mechanism283
Dopple Compensation Instruction Set285
Doppler Table Initialization285
Append Doppler Table285
Clear Doppler Table286
Save Doppler Table286
Load Doppler Table286
Doppler Table Start Date286
Doppler Table End Date286
Time Management287
Rf Stage288
Downlink Cannels289
Input Frequency290
Table 32: Examples of Downlink Converter Setup with290
Input Gain291
Uplink Channels292
Output Frequency293
Table 33: Examples of Uplink Converter Setup293
Output Level294
Calibration294
Reference Clock Interface295
Interconnection297
Operation Manual298
Starting and Configuring the Cortex298
First Steps298
Starting the PC Workstation298
Starting the Signal Processing Software299
Starting the Monitoring & Control Software299
Factory Configuration300
Software Exit & CORTEX Shutdown300
Exiting the Monitoring & Control Software300
Exiting the Signal Processing Software300
Restarting the SPS & MCS300
Cortex Shutdown301
Chassis Screen Saver301
Chassis Front Panel Display302
Overview302
Capabilities303
Menu Description303
Functional Description304
Shutdown System304
Network304
Change LAN Mode304
Change IP Address, Subnet Mask or Gateway Address in Static Mode305
Rename Workstation305
Configure Additional Status306
Third-Party Software307
Signal Processing Software308
CTX Documents308
SPS Start Sequence308
Configuring the CORTEX from CTX Documents309
CTX Document Name Table309
CTX Document Storage and Loading309
Start-Up Menu Selection by Remote Access Control (RAC)311
General311
Menu Selection at SPS Start-Up312
MCS Graphical User Interface313
SPS Version Identification314
Common Data314
CORTEX CRT Quantum Specific Data315
CORTEX CRT Quantum File System Architecture315
SPS System Parameters Modification317
General Procedure for Changing a Registry Key317
IF Reception318
Non-Coherent / Coherent AGC318
AGC Dynamic Voltage Scaling (SPS E5R25 and Higher)319
DQPSK, DOQPSK, DSOQPSK and GMSK Code320
IF Receiver Locking Threshold320
I/Q Swap Inverted (NT Compatibility)320
PLL Order320
Video Signal Output (NT Compatibility)321
Telemetry Processing321
Telemetry Buffers in RAM321
Telemetry Data Storage on the Disk321
Bit Synchronizer Mode322
Removal of the R-S Codeblock and Synchronization Word322
Removal of the Synchronization Word for Frame Checking322
Removal of Dummy Frames for TM Storage322
Swap G1 and G2 before Viterbi Decoder323
Turbo Decoding Frame Synchronisation Word323
IF Modulation324
RZ Protocol324
DQPSK, DOQPSK Code324
IF Uplink Spectrum Inversion324
Swap G1 and G2 after Viterbi Encoding324
Telecommanding325
Transmission of the Un-Modulated TC Sub-Carrier325
CMM Data Format325
Group" Instruction Size325
TC Watchdog325
Extended Idle Patterns (1 to 255)326
Extended Preamble Patterns (1 to 255)326
Always Idle326
Enable Primary Acknowledgement326
Ranging327
Ranging Sub-Carrier Modulation Index327
Range Data Storage327
Synchronized Doppler & Range Measurements327
Logging Data Storage & Data Time-Tagging328
Telemetry Time-Tagging328
Logging Data Storage328
PC Clock Synchronization to IRIG Time329
Change Time-Tag Format330
Telemetry Simulation330
Access to Simulated TM Files330
Swap G1 and G2 after Viterbi Encoding330
Test Points Allocation & Tuning331
HBW Telecommand Unit (TCU)331
HBW Telemetry Simulator331
HBW Telemetry Units (TMU)332
Video 1 & 2 Output Level Setting332
UDP Telemetry Data333
Maintenance Procedures334
Preventive Maintenance335
Caution335
Important Safety Instructions335
General Instructions335
Mechanical Inspection and Cleaning335
Handling Precautions335
Wait after Power off336
Cpu Load Considerations336
Software Loading336
Hardware Investigation & Repair337
LED Indicators337
Analog Downlink Board337
Analog Uplink Board337
Digital Motherboard338
Video Board339
Ana5 Board339
Temperature Alarm340
Ipmimonitor Temperature Sensors340
MSP Temperature Sensors340
What to Do in Case of Temperature Alarm341
PC Workstation Maintenance341
Software Upgrade & Installation341
Annex 1. Cortex Ethernet Interface342
Annex 2. Main Signal Processing Board343
Annex 3. Digital I/O Board344
Annex 4. Pc-Compatible Workstation345
Annex 5. Project-Specific Data346

Safran CORTEX CRT Quantum User Manual

Table of Contents

Questions and Answers:

Safran CORTEX CRT Quantum Specifications

Brand	Safran
Model	CORTEX CRT Quantum
Category	Modem
Language	English