IS-GPS-800A - US Coast Guard Navigation Center
IS-GPS-800A - US Coast Guard Navigation Center IS-GPS-800A - US Coast Guard Navigation Center
1WN13 BITS14ITOW8 BITSDIRECTION OF DATA FLOW FROM SVMSB FIRST100 BITS22 34 39 5076t op11 BITS5BITStoe11 BITSA26 BITSA25 BITSURA oe INDEXL1C HEALTH – 1 BITDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST101n 0118 141174n 0M0-nen17 BITS23 BITS33 BITS27 MSBsDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST201207 240 273en6LSBs n33 BITS0-n33 BITSio-n28 MSBsDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST301i 0 -n5LSBs306 323 338 354370394i o - nC is- n17 BITS15 BITS16 BITS16 BITS24 BITS 7 MSBsC ic-nC rs - nCrc -nDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST401418 439 460 465 471497C rc - n17 LSBsC us - n21 BITSCuc-n21 BITS5BITSaf0- n26 BITSa f1- n4MSBs501af1 -nURAoc INDEXURA oc2 INDEX – 3 BITSURA oc1 INDEX – 3 BITSDIRECTION OF DATA FLOW FROM SVMSB FIRST100 BITS517 527540 553566567 577af2- nTGDISCL1CPISC L1C DRESERVEDCRC16 LSBs10 BITS13 BITS13 BITS13 BITS10 BITS24 BITSIntegrity Status FlagFigure 3.5-1. Subframe 2 – Clock, Ephemeris, ITOW30 IS-GPS-800A8 June 2010
- Page 1 and 2: IS-GPS-800A8 June 2010GLOBAL POSITI
- Page 3 and 4: REVISION RECORDLTR DESCRIPTION DATE
- Page 5 and 6: 3.2.3.3 Cyclic Redundancy Check ...
- Page 7 and 8: LIST OF FIGURESFigure 3.2-1. Genera
- Page 9 and 10: 1. INTRODUCTION1.1 ScopeThis Interf
- Page 11 and 12: 3. SIGNAL REQUIREMENTSThe requireme
- Page 13 and 14: Carriers of the two L1C components
- Page 15 and 16: 3.2.2 PRN Code CharacteristicsThe c
- Page 17 and 18: The overlay codes are derived from
- Page 19 and 20: 3.2-2 L1C Ranging Codes Parameter A
- Page 21 and 22: GPS PRNSignal No.3.2-3 L1C O Overla
- Page 23 and 24: FIXED LENGTH-10223 LEGENDRE SEQUENC
- Page 25 and 26: 3.2.2.2 Non-Standard CodesThe non-s
- Page 27 and 28: corresponding to MSB = 0. (A SV tra
- Page 29 and 30: This code has the following charact
- Page 31 and 32: 3.2.3.5 InterleavingThe 1748 encode
- Page 33 and 34: 3.3 Signal ModulationThe signals mo
- Page 35 and 36: Bit valueL1C DbitstreamSubcarrier s
- Page 37: 3.5 Message DefinitionAs shown in F
- Page 41 and 42: DIRECTION OF DATA FLOW FROM SV100 B
- Page 43 and 44: DIRECTION OF DATA FLOW FROM SV100 B
- Page 45 and 46: (Reserved)Figure 3.5-8. Subframe 3,
- Page 47 and 48: Table 3.5-1. Subframe 2 Parameters
- Page 49 and 50: URA oc IndexURA oc1 IndexURA oc2 In
- Page 51 and 52: ephemeris message curve fit interva
- Page 53 and 54: Table 3.5-2. Elements of Coordinate
- Page 55 and 56: 3.5.3.8 SV Clock Accuracy Estimates
- Page 57 and 58: The transmitted URA oc1 Index is an
- Page 59 and 60: 3.5.3.9.3 L1/L5 Ionospheric Correct
- Page 61 and 62: due to leap seconds (t LSF ), toget
- Page 63 and 64: Table 3.5-4.GPS/GNSS Time Offset Pa
- Page 65 and 66: 3.5.4.3 Subframe 3, Page 3 & Page 4
- Page 67 and 68: Table 3.5-6. Reduced Almanac Parame
- Page 69 and 70: SV. Bit 37 of subframe 3, page 5 sh
- Page 71 and 72: Table 3.5-8.Differential Correction
- Page 73 and 74: 4. NOT APPLICABLE65 IS-GPS-800A8 Ju
- Page 75 and 76: 6. NOTES6.1 AcronymsAPC - antenna p
- Page 77 and 78: conditions with 1 -1e-5 per hour pr
- Page 79 and 80: Table 6.2-2. LDPC Submatrix A for S
- Page 81 and 82: Table 6.2-2 LDPC Submatrix A for Su
- Page 83 and 84: Table 6.2-2 LDPC Submatrix A for Su
- Page 85 and 86: Table 6.2-2 LDPC Submatrix A for Su
- Page 87 and 88: Table 6.2-2 LDPC Submatrix A for Su
1WN13 BITS14ITOW8 BITSDIRECTION OF DATA FLOW FROM SVMSB FIRST100 BITS22 34 39 5076t op11 BITS5BITStoe11 BITSA26 BITSA25 BITSURA oe INDEXL1C HEALTH – 1 BITDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST101n 0118 141174n 0M0-nen17 BITS23 BITS33 BITS27 MSBsDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST201207 240 273en6LSBs n33 BITS0-n33 BITSio-n28 MSBsDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST301i 0 -n5LSBs306 323 338 354370394i o - nC is- n17 BITS15 BITS16 BITS16 BITS24 BITS 7 MSBsC ic-nC rs - nCrc -nDIRECTION OF DATA FLOW FROM SV100 BITSMSB FIRST401418 439 460 465 471497C rc - n17 LSBsC us - n21 BITSCuc-n21 BITS5BITSaf0- n26 BITSa f1- n4MSBs501af1 -nURAoc INDEXURA oc2 INDEX – 3 BITSURA oc1 INDEX – 3 BITSDIRECTION OF DATA FLOW FROM SVMSB FIRST100 BITS517 527540 553566567 577af2- nTGD<strong>IS</strong>CL1CP<strong>IS</strong>C L1C DRESERVEDCRC16 LSBs10 BITS13 BITS13 BITS13 BITS10 BITS24 BITSIntegrity Status FlagFigure 3.5-1. Subframe 2 – Clock, Ephemeris, ITOW30 <strong>IS</strong>-<strong>GPS</strong>-<strong>800A</strong>8 June 2010
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