SN User's Guide - ESC Home - NASA

More documents

Recommendations

Info

Figure R-4. SN Gateway RSDR Diagram Revision 10 R-9 450-SNUG
Table R-1. Comparison of Between WDISC and SN Gateway Feature WDISC SNG Network Interface Closed IONet Restriced IONet Forward Data Rate < 50 kbps 100 bps to 6 Mbps Return Data Rate < 512 kbps 1 kbps to 6 Mbps Channels 6 bidirectional per Terminal 4 forward and 4 return per Terminal Protocols Supported (partial list) CCSDS Telemetry (TM) CCSDS Telecommand (TC) CCSDS AOS IPDU LEO-T 4800 BB Data Format Conversion from NRZ-L to NRZ-M, NRZ-S, BiΦ-L, BiΦ-M, or BiΦ-S Forward Error Correction Convolutional coding and decoding Reed Solomon decoding Same as WDISC, plus CCSDS Space Link Extension (SLE) o FCLTU o RAF o RCF from NRZ-L to NRZ-M, NRZ-S, BiΦ-L, BiΦ-M, or BiΦ-S Convolutional coding and decoding Reed Solomon coding and decoding Post-Realtime Delivery Scheduled file playback Unscheduled SFTP file retrieval Operating System Windows NT 4 Windows 7 (PTPs, TOCC Workstations) Windows Server 2008 R2 (RSDRs) Revision 10 R-10 450-SNUG
Page 1 and 2:
452 / Space Network Project 450-SNU
Page 3 and 4:
Space Network Users’ Guide (SNUG)
Page 5 and 6:
Preface The Space Network Users’
Page 7 and 8:
Change Information Page List of Eff
Page 9 and 10:
Table of Contents Section 1. Introd
Page 11 and 12:
6.2.5 Real-Time Configuration Chang
Page 13 and 14:
Appendix B. Functional Configuratio
Page 15 and 16:
Appendix J. Customer Constraints fo
Page 17 and 18:
Figure 10-5. NCCDS/NEST Scheduling
Page 19 and 20:
Figure B-6. Customer Platform Funct
Page 21 and 22:
NASA Standard Transponder .........
Page 23 and 24:
Table B-3. Data Configuration Const
Page 25 and 26:
1.1 Purpose and Scope Section 1. In
Page 27 and 28:
Section/ Appendix Table 1-1. Docume
Page 29 and 30:
S SN Future Services Describes futu
Page 31 and 32:
Many of the links require access to
Page 33 and 34:
Revision 10 1-9 450-SNUG https://co
Page 35 and 36:
Section 2. SN Overview 2.1 General
Page 37 and 38:
Revision 10 2-3 450-SNUG Customer P
Page 39 and 40:
Multiple Access Antenna • 30 elem
Page 41 and 42:
Table 2-1. Example of TDRS Constell
Page 43 and 44:
services. The detailed TDRS spacecr
Page 45 and 46:
Average Coverage (%) 100 95 90 85 8
Page 47 and 48:
quality. For further information on
Page 49 and 50:
3.1 General Section 3. Services Ava
Page 51 and 52:
Revision 10 3-3 450-SNUG MA (note 1
Page 53 and 54:
Table 3-2 provides an overview of t
Page 55 and 56:
Revision 10 3-7 450-SNUG TDRS G/T (
Page 57 and 58:
Data Group and Mode (note 4) Table
Page 59 and 60:
platforms to have SA support on one
Page 61 and 62:
a TDRS. Compatibility testing is pe
Page 63 and 64:
NASA-unique 4800 bit block and then
Page 65 and 66:
Revision 10 3-17 450-SNUG Table 3-4
Page 67 and 68:
Page 69 and 70:
the Space Network's ability to supp
Page 71 and 72:
4.1 Overview Section 4. Obtaining S
Page 73 and 74:
5.1 General Section 5. MA Telecommu
Page 75 and 76:
an appropriate forward service has
Page 77 and 78:
Table 5-1. TDRSS MA Forward PSK Ser
Page 79 and 80:
NOTE: Customers who operate in a SS
Page 81 and 82:
Table 5-3. Salient Characteristics
Page 83 and 84:
e. The customer platform receiving
Page 85 and 86:
DG1 (note 1) Table 5-6. TDRSS MA Re
Page 87 and 88:
Table 5-6. TDRSS MA Return Service
Page 89 and 90:
Page 91 and 92:
platform transmit frequency for non
Page 93 and 94:
configurations, the I-Q channel amb
Page 95 and 96:
Page 97 and 98:
Acquisition (note 3) (cont’d): Ta
Page 99 and 100:
d. After symbol/decoder and symbol/
Page 101 and 102:
Section 3, paragraph 3.5 for guidel
Page 103 and 104:
5.3.3.4 Reacquisition While in the
Page 105 and 106:
5.3.5 Acquisition Scenarios The fol
Page 107 and 108:
d. DG2 Mode Transitions. 1. DG2 non
Page 109 and 110:
Page 111 and 112:
Page 113 and 114:
Page 115 and 116:
6.1 General Section 6. SSA Telecomm
Page 117 and 118:
6.2.2 PSK Signal Parameters The TDR
Page 119 and 120:
Table 6-1. TDRSS SSA Forward PSK Se
Page 121 and 122:
6.2.2.2 BPSK Signal Parameters a. B
Page 123 and 124:
unless the customer is utilizing th
Page 125 and 126:
Table 6-2. TDRSS SSA Forward Phase
Page 127 and 128:
Table 6-3. TDRSS SSA Forward Servic
Page 129 and 130:
Page 131 and 132:
d. The customer platform receiving
Page 133 and 134:
DG1 (note 1) Table 6-7. TDRSS SSA R
Page 135 and 136:
Table 6-7. TDRSS SSA Return Service
Page 137 and 138:
6.3.2.2 DG1 Signal Parameters DG1 s
Page 139 and 140:
Page 141 and 142:
and signal characteristics specifie
Page 143 and 144:
Page 145 and 146:
Page 147 and 148:
3. Balanced Power Single Data Sourc
Page 149 and 150:
and an ephemeris uncertainty as def
Page 151 and 152:
Table 6-11. SSA Return Service Real
Page 153 and 154:
2. DG1 Mode 1 (or 3) to DG1 Mode 2
Page 155 and 156:
Table 6-12. TDRSS SSA Return Servic
Page 157 and 158:
Page 159 and 160:
Page 161 and 162:
service is supported through TDRS F
Page 163 and 164:
Table 6-14. TDRS SSAR IF Service Sp
Page 165 and 166:
7.1 General Section 7. KuSA Telecom
Page 167 and 168:
c. Frequency Sweep on the Forward L
Page 169 and 170:
Table 7-1. TDRSS KuSA Forward Servi
Page 171 and 172:
Page 173 and 174:
7.2.5 Acquisition Scenarios The fol
Page 175 and 176:
Page 177 and 178:
Table 7-4. KuSA Forward Service Rea
Page 179 and 180:
Table 7-5. TDRSS KuSA Return Servic
Page 181 and 182:
. SQPSK Modulation. SQPSK modulatio
Page 183 and 184:
7.3.2.3 DG2 Signal Parameters DG2 s
Page 185 and 186:
Revision 10 7-21 450-SNUG Dual Data
Page 187 and 188:
code and carrier acquisition will b
Page 189 and 190:
Page 191 and 192:
Page 193 and 194:
Page 195 and 196:
identical data) having unbalanced I
Page 197 and 198:
acquisition, the process should tra
Page 199 and 200:
Table 7-8. KuSA Return Service Real
Page 201 and 202:
egins) or by its customer platform
Page 203 and 204:
Reconfiguration and reacquisition b
Page 205 and 206:
Page 207 and 208:
Page 209 and 210:
7.3.6 225 MHz IF Service This secti
Page 211 and 212:
Table 7-11. TDRS KuSAR IF Service S
Page 213 and 214:
7.3.6.3 Potential Signal Performanc
Page 215 and 216:
Page 217 and 218:
8.1 General Section 8. KaSA Telecom
Page 219 and 220:
8.2 KaSA Forward Services 8.2.1 Gen
Page 221 and 222:
Table 8-1. TDRSS KaSA Forward Servi
Page 223 and 224:
c. Asynchronous Data Modulation. Fo
Page 225 and 226:
Table 8-2. TDRSS KaSA Forward Servi
Page 227 and 228:
Page 229 and 230:
in Table 8-1. The EIRP directed tow
Page 231 and 232:
Table 8-5. TDRSS KaSA Return 225 MH
Page 233 and 234:
Single Data Source Dual Data Source
Page 235 and 236:
Page 237 and 238:
Revision 10 8-21 450-SNUG Acquisiti
Page 239 and 240:
Page 241 and 242:
8.3.3.2 Bit Error Rate (BER) Table
Page 243 and 244:
d. Loss of Autotrack. Loss of autot
Page 245 and 246:
Table 8-8. KaSA Return Service Real
Page 247 and 248:
noncoherent transmissions are desir
Page 249 and 250:
Table 8-9. TDRSS KaSA Return 225 MH
Page 251 and 252:
Changes to the operating conditions
Page 253 and 254:
Table 8-11. TDRS KaSAR 225 MHz and
Page 255 and 256:
Page 257 and 258:
Page 259 and 260:
Section 9. Tracking and Clock Calib
Page 261 and 262:
(sample-to-sample) range data as in
Page 263 and 264:
NOTE: The definition of 240. MHz is
Page 265 and 266:
time" refers to that portion (leadi
Page 267 and 268:
e. TDRSS Delay Compensation. The WS
Page 269 and 270:
Section 10. SN Operations for TDRSS
Page 271 and 272:
Table 10-2. Overview of SN Message
Page 273 and 274:
10.2.2.6 Schedule Distribution List
Page 275 and 276:
Table 10-3. Schedule Request Descri
Page 277 and 278:
Revision 10 10-9 450-SNUG Applicabl
Page 279 and 280:
10.2.3.4 Forecast Scheduling Genera
Page 281 and 282:
which have been committed to the SN
Page 283 and 284:
10.2.4.2 Specific Schedule Request
Page 285 and 286:
e. Each SSC represents a single ser
Page 287 and 288:
NOTE: TUT reports are not transmitt
Page 289 and 290:
Scheduling Data (SHO) Operations Me
Page 291 and 292:
10.2.7.2 NISN Event Schedule (NES)
Page 293 and 294:
System Element Table 10-7. Real-tim
Page 295 and 296:
System Element Table 10-9. Real-tim
Page 297 and 298:
System Element Table 10-10. Real-ti
Page 299 and 300:
System Element Table 10-10. Real-ti
Page 301 and 302:
Revision 10 10-33 450-SNUG Message
Page 303 and 304:
Page 305 and 306:
Page 307 and 308:
Page 309 and 310:
Page 311 and 312:
Page 313 and 314:
Page 315 and 316:
10.4 Customer Platform Emergency Op
Page 317 and 318:
operations. During a customer platf
Page 319 and 320:
Appendix A. Example Link Calculatio
Page 321 and 322:
A.3.2 Forward service link calculat
Page 323 and 324:
User Spacecraft G/T (dB/K) 20 10 0
Page 325 and 326:
Page 327 and 328:
Page 329 and 330:
. Required Eb /No is 9.9 dB (BER of
Page 331 and 332:
Ideal Required Prec (dBWi) -150 -16
Page 333 and 334:
Page 335 and 336:
Page 337 and 338:
Page 339 and 340:
Page 341 and 342:
Page 343 and 344:
Page 345 and 346:
Page 347 and 348:
Page 349 and 350:
Page 351 and 352:
Page 353 and 354:
Page 355 and 356:
Page 357 and 358:
Page 359 and 360:
Page 361 and 362:
Page 363 and 364:
Page 365 and 366:
Page 367 and 368:
Appendix B. Functional Configuratio
Page 369 and 370:
Customer MOC SN Data Interface WDIS
Page 371 and 372:
Revision 10 B-5 450-SNUG SN Ground
Page 373 and 374:
Revision 10 B-7 450-SNUG SN Ground
Page 375 and 376:
The SN return services are divided
Page 377 and 378:
Revision 10 B-11 450-SNUG From chan
Page 379 and 380:
Revision 10 B-13 450-SNUG From sing
Page 381 and 382:
Revision 10 B-15 450-SNUG NRZ Only
Page 383 and 384:
Revision 10 B-17 450-SNUG Table B-3
Page 385 and 386:
The signal is transmitted using unb
Page 387 and 388:
Page 389 and 390:
Page 391 and 392:
Appendix C. Operational Aspects of
Page 393 and 394:
service PN codes (command and range
Page 395 and 396:
Revision 10 C-5 450-SNUG Table C-1.
Page 397 and 398:
Page 399 and 400:
Page 401 and 402:
Revision 10 C-11 450-SNUG Table C-3
Page 403 and 404:
Revision 10 C-13 450-SNUG Table C-3
Page 405 and 406:
C.4 Reacquisition C.4.1 Introductio
Page 407 and 408:
Table C-4. Parameters Which Impact
Page 409 and 410:
Customer MOC/NCCDS changes operatin
Page 411 and 412:
. Initial acquisition not achieved
Page 413 and 414:
Appendix D. Spectrum Considerations
Page 415 and 416:
For most Space Network users, the a
Page 417 and 418:
PFD (α) = maximum power flux densi
Page 419 and 420:
Equation D-5: sin 4 ( x) P T , / 2
Page 421 and 422:
For signals with two channels, the
Page 423 and 424:
PFD (dBW/m^2/4kHz) -142 -144 -146 -
Page 425 and 426:
Figure D-4. NTIA Out-of-Band (OOB)
Page 427 and 428:
Table D-5. Spectrum Points of Filte
Page 429 and 430:
criteria for deep space operations
Page 431 and 432:
PSD (dBW/Hz) -170 -180 -190 -200 -2
Page 433 and 434:
potential interference to other sys
Page 435 and 436:
Annex to Appendix D D.A.1 Special C
Page 437 and 438:
Table D.A-1. Peak Power Calculation
Page 439 and 440:
Appendix E. Customer Platform and T
Page 441 and 442:
1. Jitter = None (Coded or Uncoded
Page 443 and 444:
Figure E-8. QPSK Phase Imbalance id
Page 445 and 446:
R max R ideal Figure E-11. Residual
Page 447 and 448:
For forward service: O/ OUT AM / PM
Page 449 and 450:
E.16 Out-of-Band Emissions Out-of-b
Page 451 and 452:
E.21 PN Chip Rate PN code chip rate
Page 453 and 454:
Appendix F. Periodic Convolutional
Page 455 and 456:
Revision 10 F-3 450-SNUG ENCODER SY
Page 457 and 458:
Appendix G. Predicted Performance D
Page 459 and 460:
G.3.3 If the RFI environment become
Page 461 and 462:
G.6 SSA and MA Forward Service RFI
Page 463 and 464:
Appendix H. Demand Access System (D
Page 465 and 466:
H.1.4 DAS Service Modes There are t
Page 467 and 468:
DAS provides service through each s
Page 469 and 470:
modulation format. Acquisition by D
Page 471 and 472:
H.1.5.3 Transmission Delays The ove
Page 473 and 474:
Receiving service request responses
Page 475 and 476:
Revision 10 H-13 450-SNUG Customer
Page 477 and 478:
H.3.2 Communications Interface H.3.
Page 479 and 480:
Upon determining that the request i
Page 481 and 482:
Appendix I. NASA Integrated Service
Page 483 and 484:
Figure I-1. NISN/SN Legacy Interfac
Page 485 and 486:
I.2.2 Non-IP Routed Data Services P
Page 487 and 488:
Network Control Header Customer Hea
Page 489 and 490: NOTE: A block with bit 82 set to bi
Page 491 and 492: Appendix J. Customer Constraints fo
Page 493 and 494: J.3 Acquisition For S-band DG2 nonc
Page 495 and 496: Appendix K. Use of Reed-Solomon Cod
Page 497 and 498: NOTE: Throughout this document, the
Page 499 and 500: Appendix L. McMurdo TDRSS Relay Sys
Page 501 and 502: Appendix M. Deleted This page inten
Page 503 and 504: N.3 Test Services Description Test
Page 505 and 506: TDRSS component may require the who
Page 507 and 508: N.6.2 Test Scheduling The use of al
Page 509 and 510: This page intentionally left blank.
Page 511 and 512: model also determined duty cycles f
Page 515 and 516: P.1 Major System Components P.1.1 C
Page 517 and 518: P.2 External Interfaces P.2.1 Netwo
Page 519 and 520: The user will be able to print eith
Page 521 and 522: SNAS MOC user will be able to speci
Page 523 and 524: The SNAS will allow a minimum durat
Page 525 and 526: the DAS Resource Allocation Request
Page 527 and 528: gateway and a proxy for the Closed
Page 529 and 530: Figure Q-1. WDISC Overview Q.2.1 IP
Page 531 and 532: database management, testing, troub
Page 533 and 534: In general, to obtain SN services,
Page 535 and 536: scheduling of SN Gateway services a
Page 537 and 538: Figure R-1. SN Gateway Overview Rev
Page 539: Figure R-3. WSC SN Gateway Interfac
Page 543 and 544: Table S-1. TDRSS Forward Service Si
Page 545 and 546: Service Modulation Coding (2) Data
Page 547 and 548: Service Data Group DG2 (5) Phase Mo
Page 549 and 550: Service Data Group Mode Modulation
Page 553 and 554: Command Data Telemetry Data Ground
Page 555 and 556: And Data Handling (C&DH), referred
Page 559 and 560: Table U-1. TDRSS MAR Service Recomm
Page 561 and 562: Table U-2. TDRSS SSAR Service Recom
Page 565 and 566: BSR bit slippage rate BW bandwidth
Page 567 and 568: EET End-to-End Test EIF Engineering
Page 569 and 570: IRAC Interdepartmental Radio Adviso
Page 571 and 572: NASCOM NASA Communications Network
Page 573 and 574: R R range acceleration between a T
Page 575 and 576: SND Space Network Directive SNG SN
Page 577: T s receiving system noise temperat
show all

SN User's Guide - ESC Home - NASA

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?