navstar global positioning system interface specification ... - GPS.gov

More documents

Recommendations

Info

(This page intentionally left blank.)viIS-<strong>GPS</strong>-200D7 Dec 2004
TABLE OF CONTENTS1. SCOPE.....................................................................................................................................................................11.1 Scope ...............................................................................................................................................................11.2 IS Approval and Changes................................................................................................................................12. APPLICABLE DOCUMENTS..............................................................................................................................32.1 Government Documents..................................................................................................................................32.2 Non-Government Documents..........................................................................................................................33. REQUIREMENTS .................................................................................................................................................53.1 Interface Definition .........................................................................................................................................53.2 Interface Identification ....................................................................................................................................53.2.1 Ranging Codes ......................................................................................................................................53.2.1.1 P-Code.........................................................................................................................................63.2.1.2 Y-Code ........................................................................................................................................63.2.1.3 C/A-Code ....................................................................................................................................63.2.1.4 L2 CM-Code (IIR-M, IIF, and subsequent blocks) .....................................................................63.2.1.5 L2 CL-Code (IIR-M, IIF, and subsequent blocks) ......................................................................63.2.1.6 Non-Standard Codes .................................................................................................................113.2.2 NAV Data............................................................................................................................................113.2.3 L1/L2 Signal Structure ........................................................................................................................123.3 Interface Criteria............................................................................................................................................143.3.1 Composite Signal ................................................................................................................................143.3.1.1 Frequency Plan..........................................................................................................................143.3.1.2 Correlation Loss ........................................................................................................................143.3.1.3 Carrier Phase Noise...................................................................................................................143.3.1.4 Spurious Transmissions.............................................................................................................143.3.1.5 Phase Quadrature.......................................................................................................................153.3.1.6 User-Received Signal Levels ....................................................................................................153.3.1.7 Equipment Group Delay............................................................................................................173.3.1.7.1 Group Delay Uncertainty ................................................................................................173.3.1.7.2 Group Delay Differential ................................................................................................173.3.1.8 Signal Coherence.......................................................................................................................173.3.1.9 Signal Polarization ....................................................................................................................173.3.2 PRN Code Characteristics ...................................................................................................................183.3.2.1 Code Structure...........................................................................................................................18viiIRN-200D-001IS-<strong>GPS</strong>-200D7 Mar 2006
Page 1 and 2: NAVSTAR GLOBAL POSITIONING SYSTEMIN
Page 3 and 4: REVISION RECORDREV DESCRIPTION DOCU
Page 5: Page Revision RecordPages Revision
Page 9 and 10: 6.3.5.2.1 Additional P-code Generat
Page 11 and 12: 30.3.3.7 Message Types 34, 13, and
Page 13 and 14: Figure 30-11. Message Type 12 - Red
Page 15 and 16: Table 30-XI.Table 30-XII.GPS/GNSS T
Page 17 and 18: 1. SCOPE1.1 Scope. This Interface S
Page 19 and 20: 2. APPLICABLE DOCUMENTS2.1 Governme
Page 21 and 22: 3. REQUIREMENTS3.1 Interface Defini
Page 23 and 24: Table 3-I. Code Phase Assignments (
Page 25 and 26: Table 3-II. Code Phase Assignments
Page 27 and 28: 3.2.1.6 Non-Standard Codes. The NSC
Page 29 and 30: Table 3-III.Signal ConfigurationSV
Page 31 and 32: 3.3.1.5 Phase Quadrature. The two L
Page 33 and 34: 3.3.1.7 Equipment Group Delay. Equi
Page 35 and 36: EPOCHDETECTX1 EPOCHEPOCHRESET2050 H
Page 37 and 38: POLYNOMIAL X1A:1 + X 6 + X 8 + X 11
Page 39 and 40: POLYNOMIAL X2A:1 + X 1 + X 3 + X 4
Page 41 and 42: The X2 i sequences are generated by
Page 43 and 44: 0 1 2 3 0 1 2 3 0X1 EPOCHS37 Chips
Page 45 and 46: Table 3-VII.Final Code Vector State
Page 47 and 48: POLYNOMIAL G1:1 + X 3 + X 10STAGENU
Page 49 and 50: X1 EPOCH31010.23 MHzISCG1REGISTERG1
Page 51 and 52: 3.3.2.4 L2 CM-/L2 CL-Code Generatio
Page 53 and 54: DELAYNUMBERSPOLYNOMIAL:1 + X 3 + X
Page 55 and 56: G2 (133 OCTAL)DATA INPUT(25 BPS)OUT
Page 57 and 58:
In each SV the X1 epochs of the P-c
Page 59 and 60:
4. NOT APPLICABLE43IS-GPS-200D7 Dec
Page 61 and 62:
5. NOT APPLICABLE45IS-GPS-200D7 Dec
Page 63 and 64:
6. NOTES6.1 AcronymsAI - Availabili
Page 65 and 66:
SS - Space SegmentSV - Space Vehicl
Page 67 and 68:
6.2 Definitions6.2.1 User Range Acc
Page 69 and 70:
6.2.4 GPS Week Number. The GPS week
Page 71 and 72:
6.3.2 Extended Navigation Mode (Blo
Page 73 and 74:
6.3.5 PRN Code sequences expansion.
Page 75 and 76:
Table 6-I Additional C/A-/P-Code Ph
Page 77 and 78:
Page 79 and 80:
Page 81 and 82:
6.3.5.3 Additional L2 CM-/L2 CL-Cod
Page 83 and 84:
Table 6-II. Additional L2 CM-/L2 CL
Page 85 and 86:
10. APPENDIX I. LETTERS OF EXCEPTIO
Page 87 and 88:
Lockheed Martin Space Systems Compa
Page 89 and 90:
Lockheed Martin Space Systems Compa
Page 91 and 92:
Figure 10-1. Letters of Exception (
Page 93 and 94:
20. APPENDIX II. GPS NAVIGATION DAT
Page 95 and 96:
20.3 Requirements20.3.1 Data Charac
Page 97 and 98:
SUBFRAMENO.PAGENO.DIRECTION OF DATA
Page 99 and 100:
SUBFRAMENO.PAGENO.DIRECTION OF DATA
Page 101 and 102:
DIRECTION OF DATA FLOW FROM SVMSB F
Page 103 and 104:
Page 105 and 106:
Page 107 and 108:
Page 109 and 110:
20.3.3 Message Content. The format
Page 111 and 112:
20.3.3.3 Subframe 1. The content of
Page 113 and 114:
20.3.3.3.1.4 SV Health. The six-bit
Page 115 and 116:
Table 20-I.Subframe 1 ParametersPar
Page 117 and 118:
whereµ = 3.986005 x 10 14 metersse
Page 119 and 120:
20.3.3.3.3.3 Ionospheric Correction
Page 121 and 122:
20.3.3.4 Subframes 2 and 3. The con
Page 123 and 124:
20.3.3.4.2 Subframe 2 and 3 Paramet
Page 125 and 126:
Table 20-IV. Elements of Coordinate
Page 127 and 128:
20.3.3.4.3.2 Parameter Sensitivity.
Page 129 and 130:
20.3.3.4.4 NMCT Validity Time. User
Page 131 and 132:
A brief summary of the various data
Page 133 and 134:
Table 20-V. Data IDs and SV IDs in
Page 135 and 136:
Table 20-VI.Almanac ParametersParam
Page 137 and 138:
Table 20-VII. NAV Data Health Indic
Page 139 and 140:
20.3.3.5.1.4 Anti-Spoof (A-S) Flags
Page 141 and 142:
Table 20-IX.UTC ParametersParameter
Page 143 and 144:
20.3.3.5.1.8 Special Messages. Page
Page 145 and 146:
20.3.3.5.2 Algorithms Related to Su
Page 147 and 148:
20.3.3.5.2.3 Almanac Time Parameter
Page 149 and 150:
. Whenever the user's current time
Page 151 and 152:
The ionospheric correction model is
Page 153 and 154:
The terms used in computation of io
Page 155 and 156:
20.3.4.4 Data Sets. The IODE is an
Page 157 and 158:
Table 20-XII. IODC Values and Data
Page 159 and 160:
The coefficients of expansion are o
Page 161 and 162:
20.3.5 Data Frame Parity. The data
Page 163 and 164:
ENTERCOMPLEMENTD 1 . . . D 24TO OBT
Page 165 and 166:
30. APPENDIX III. GPS NAVIGATION DA
Page 167 and 168:
30.3 Requirements.30.3.1 Data Chara
Page 169 and 170:
18 BITSDIRECTION OF DATA FLOW FROM
Page 171 and 172:
Page 173 and 174:
Page 175 and 176:
Page 177 and 178:
Page 179 and 180:
Page 181 and 182:
Page 183 and 184:
30.3.3.1 Message Type 10 and 11 Eph
Page 185 and 186:
30.3.3.1.1.4 SV Accuracy. Bits 66 t
Page 187 and 188:
Table 30-I. Message Types 10 and 11
Page 189 and 190:
Table 30-II. Elements of Coordinate
Page 191 and 192:
30.3.3.2 Message Types 30 Through 3
Page 193 and 194:
30.3.3.2.4 SV Clock Accuracy Estima
Page 195 and 196:
The transmitted URA oc1 Index is an
Page 197 and 198:
30.3.3.3.1.1.1 Inter-Signal Group D
Page 199 and 200:
30.3.3.4 Message Types 31, 12, and
Page 201 and 202:
Table 30-V.Midi Almanac ParametersP
Page 203 and 204:
30.3.3.5 Message Type 32 Earth Orie
Page 205 and 206:
Table 30-VIII. Application of EOP P
Page 207 and 208:
30.3.3.6 Message Type 33 Coordinate
Page 209 and 210:
30.3.3.7 Message Types 34, 13, and
Page 211 and 212:
Table 30-X.Differential Correction
Page 213 and 214:
where A 0 , e n , i 0-n , Ω 0-n ,
Page 215 and 216:
30.3.3.8 Message Type 35 GPS/GNSS T
Page 217 and 218:
30.3.4 Timing Relationships. The fo
Page 219 and 220:
30.3.5 Data Frame Parity. The data
Page 221:
(This page intentionally left blank
show all

navstar global positioning system interface specification ... - GPS.gov

Create successful ePaper yourself

Delete template?

Save as template?