On Generalized Signal Waveforms for Satellite Navigation (797942), страница 4

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SSC between two generic BCS signals ........................................... 379O.2Appendix. Self SSC of a generic BCS signal.................................................... 383O.3Appendix. SSC between a generic BCS and an arbitrary BOC or BPSK......... 385O.4Appendix. SSC between a generic BCS signal and the M-Code ......................

387O.5Appendix. Power of a generic BCS signal within a Bandwidth βr ................... 391Bibliography ......................................................................................................................... 395viiTable of ContentsviiiList of FiguresList of FiguresFigure 2.1.Figure 2.2.Figure 2.3.Figure 2.4.Figure 2.5.Figure 2.6.Figure 2.7.Figure 2.8.Figure 2.9.Figure 2.10.Figure 2.11.Figure 2.12.Figure 2.13.Figure 2.14.Figure 2.15.Figure 2.16.Figure 2.17.Figure 2.18.Figure 2.19.GPS, GLONASS, Galileo, and planned Compass signals ............................... 10Launch History of GPS ....................................................................................

11Spectra of GPS Signals in L1........................................................................... 14Modulation scheme for the GPS L2 Signals .................................................... 15Spectra of the GPS Signals in L2 ..................................................................... 17Modulation scheme for the GPS L5 signals..................................................... 17Spectra of GPS Signals in L5........................................................................... 18Galileo Space Segment..................................................................................... 20Modulation Scheme for the Galileo E1 OS Signals.........................................

21Spectra of Galileo Signals in E1 ...................................................................... 22Spectra of GPS and Galileo Signals in L1 ....................................................... 22Modulation Scheme for the Galileo E6 Signals ............................................... 24Spectra of Galileo Signals in E6 ...................................................................... 24Modulation Scheme for the Galileo E5 Signals ...............................................

26Spectra of Galileo Signals in E5 ...................................................................... 26Spectra of GPS and Galileo Signals in E5 ....................................................... 27Launch History of GLONASS ......................................................................... 31Plans to re-establish Full Operation Capability of GLONASS........................ 31Availability of GLONASS May 9th, 2008 (Minimum Elevation Angle 5°) .... 32Figure 2.20.Figure 2.21.Figure 2.22.Figure 2.23.Figure 2.24.Figure 2.25.Figure 2.26.Figure 2.27.Figure 2.28.Figure 2.29.Figure 2.30.Figure 2.31.Figure 2.32.Figure 2.33.Figure 2.34.Figure 2.35.Figure 2.36.Figure 2.37.Antipodal Assignment of GLONASS Satellites ..............................................

33Spectra of GLONASS signals in L1 ................................................................ 35Spectra of GPS, Galileo and GLONASS Signals in E1/L1 ............................. 35Spectra of GLONASS Signals in L2................................................................ 36Spectra of GPS and GLONASS Signals in L2................................................. 37Spectra of GLONASS Signals in L3 (Option 1) .............................................. 38Spectra of GPS, Galileo and GLONASS Signals in L3 (Option 1) ................. 38Spectra of GLONASS Signals in L3 (Option 2) .............................................. 39Spectra of GPS, Galileo and GLONASS Signals in L3 (Option 2) .................

39Spectra of Compass Signals in B1 and B1-2 bands ......................................... 43Spectra of GPS, Galileo, GLONASS (Option 2) and Compass Signals in L1 43Spectra of Compass Signals in the B2 band..................................................... 44Spectra of Galileo and Compass signals in the E5 - B2 bands ........................ 45Spectra of Compass Signals in the E6 - B3 band............................................. 46Spectra of Galileo and Compass Signals in the E6 - B3 band .........................

46Qualitative analysis of the expected marginal gain.......................................... 49Ground Tracks of QZSS and IRNSS................................................................ 51Number of visible QZSS Satellites at Minimum Elevation Angle ..................

51ixList of FiguresFigure 2.38.Figure 2.39.Figure 2.40.Figure 2.41.Figure 2.42.Figure 2.43.Figure 2.44.Figure 2.45.Figure 2.46.Figure 3.1.Figure 3.2.Figure 3.3.Figure 3.4.Figure 3.5.Figure 3.6.Figure 3.7.Figure 3.8.Figure 3.9.Figure 4.1.Figure 4.2.Figure 4.3.Figure 4.4.Figure 4.5.Figure 4.6.Figure 4.7.Figure 4.8.Figure 4.9.Figure 4.10.Figure 4.11.Figure 4.12.Figure 4.13.Figure 4.14.Figure 4.15.Figure 4.16.Figure 4.17.Figure 4.18.Spectra of IRNSS Signals in the E5b band ...................................................... 55QZSS and IRNSS planned signals ...................................................................

55Compass Spectra centered on E1 carrier, observed on April 24th, 2007.......... 57Compass Spectra observed on E6 carrier, observed on April 24th, 2007 ......... 58Compass Spectra observed on E5 carrier, observed on April 24th, 2007 ......... 58Existing and planned GNSS Augmentation Systems....................................... 59Ground tracks of EGNOS, WAAS, MSAS, GAGAN and NIGCOMSAT...... 62Typical Architecture of LAAS .........................................................................

63German Galileo Test and Development Environment ..................................... 64Galileo first Frequency plan for L-band........................................................... 66Galileo Frequency plan of September 2002..................................................... 70Signal Plan for E1 studied in 2004...................................................................

71Signal Plan for E1 studied in 2004................................................................... 71Signal Plan for E1 studied in 2004................................................................... 72Galileo baseline after the Agreement of 2004.................................................. 73Galileo and GPS baseline in E1/L1 after the Agreement of 2004 ................... 73Members of the US/EU working group celebrate their agreement .................. 75Final Galileo Frequency Plan........................................................................... 76SS techniques classification .............................................................................

77Example of the relationship between ACF and multipath performance .......... 80BCS([1,-1,1,-1,1,-1,1,-1,1,1], fc) chip waveform in signal levels .................... 82Autocorrelation Function of different BCS sequences .................................... 86First Derivative of the Autocorrelation of different BCS sequences ............... 86Multipath Envelopes of different BCS............................................................. 87Sine-phased sub-carrier for the BOC modulation ............................................ 89Product of the sine-phased sub-carrier and the code sequence {1,-1,1,-1,1,1} 89Chip waveform to represent the sine-phasing ..................................................

90Product of the sine-phased chip waveform and the sequence {1,-1,1,-1,1,1} . 90Definition of the trapezoid function Tk(τ ) ....................................................... 95Definition of the S k(τ ) function ...................................................................... 95Power Spectral Densities of BOCsin(10,5) and BOCcos(10,5) .......................... 96Power Spectral Densities of BOCsin(15,2.5) and BOCcos(15,2.5) .................... 97Autocorrelation Function of BOCsin(15,2.5) .................................................... 98Autocorrelation Function of BOCcos(15,2.5).................................................... 98Difference DBOC(15,2.5)(τ) of ACF of BOCcos(15,2.5) and BOCsin(15,2.5) ........ 99Power Spectral Density of the Difference Function DBOC(15,2.5)(τ ) .................

99Figure 4.19.Figure 4.20.Figure 4.21.Sinusoidal Binary Coded Symbol signal with generation vector [+1,-1,+1] . 102Sinusoidal Multilevel Coded Symbol signal with generation vector [1,-2,2] 102Binary and MSK chip waveform ................................................................... 105xList of FiguresFigure 4.22.Figure 4.23.Figure 4.24.Figure 4.25.Figure 4.26.Figure 4.27.Figure 4.28.Figure 4.29.Figure 4.30.Figure 4.31.Figure 4.32.Figure 4.33.Figure 4.34.Figure 4.35.Figure 4.36.Figure 4.37.Figure 4.38.Figure 4.39.Figure 4.40.Figure 4.41.Figure 4.42.Figure 4.43.Figure 4.44.Figure 4.45.Figure 4.46.Figure 4.47.Figure 4.48.Figure 4.49.Figure 4.50.Figure 4.51.Figure 4.52.Figure 4.53.Figure 4.54.Figure 4.55.Figure 4.56.Figure 4.57.Figure 4.58.Figure 4.59.PSDs of MSK(1,1), MSK(1), BOC(1,1) and BPSK(1)..................................

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