ICD Beidou (version 2.0) (797932), страница 6
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The subframe 1 shall besubcommutated 10 times via 10 pages. The subframe 2, subframe 3 andsubframe 4 shall be subcommutated 6 times each via 6 pages. Thesubframe 5 shall be subcommutated 120 times via 120 pages.Subframe 4…Subframe 3…Subframe 2Subframe 1…Basic NAV information ofthe broadcating satelliteIntegrity and differential correctioninformation of BDSSubframe 5Almanac, ionospheric grid points andtime offsets from other systemsFig 5-13 Frame structure and information contents of NAV message in format D2The bit allocation of each subframe in format D2 is shown in Figures5-14 through 5-18. The 150 LSBs of pages 1 through 10 in subframe 1,pages 1 through 6 of subframe 4, pages 14 through 34, pages 74 through94 pages and 103 through 120 of subframe 5 in format D2 are to bereserved.43BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSB150 MSBs of Subframe 1 (300bits)Word1Subframe PageNo.No.11112161927316191PreRev FraID SOWSOW Pnum1 SatH1 AODCURAI WNtocPP11bits 4bits 3bits 8bits12bits 4bits 1bit 5bits4bits 13bits 5bits8MSBs12LSBs5LSBsP121toc TGD1TGD2 RevPP12bits 10bits10bits 12bits12LSBsFig 5-14-1 Bits allocation of 150 MSBs of page 1 in subframe 1 of format D2Direction of data flowMSBMSB firstLSB150 MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.12112161927 3161PreRev FraID SOWSOW Pnum1 α0P11bits 4bits 3bits 8bits12bits 4bits 6bits8MSBs12LSBs6MSBsP91α0α1α2α32bits8bits8bits4bits2LSBs4MSBsP121α3β0β1β24bits8bits8bits2bits4LSBs2MSBsPβ2β36bits8bitsRev8bitsP6LSBsFig 5-14-2 Bits allocation of 150 MSBs of page 2 in subframe 1 of format D244BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.13112161927 3161PreRev FraID SOWSOW Pnum1 RevP11bits 4bits 3bits 8bits12bits 4bits 6bits8MSBsP91Rev22bitsP121Reva0a0a1P10bits 12bits12bits 4bits12LSBs12MSBs12LSBsRev6bitsP4MSBsFig 5-14-3 Bits allocation of 150 MSBs of page 3 in subframe 1 of format D2Direction of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.14112161927 3161PreRev FraID SOWSOW Pnum1 a1P11bits 4bits 3bits 8bits12bits 4bits 6bits8MSBs12LSBs*Pa191a212bits 10bits12LSBs 10MSBsP121AODE ΔnCucP14bits1bit 5bits 16bitsa21LSBRev8bitsP14MSBs* These are data bits next to MSBs and before LSBs.Fig 5-14-4 Bits allocation of 150 MSBs of page 4 in subframe 1 of format D245BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.15112161927 3161PreRev FraID SOWSOW Pnum1 Cuc M0P11bits 4bits 3bits 8bits12bits 4bits 4bits 2bits12LSBs8MSBsP4LSBs 2MSBs91M0P22bits*121M0Cus8bits 14bits8LSBs 14MSBsPeRevCus4bits 10bits 8bits4LSBsP10MSBs* These are data bits next to MSBs and before LSBs.Fig 5-14-5 Bits allocation of 150 MSBs of page 5 in subframe 1 of format D2Direction of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.16112161927 3161PreRev FraID SOWSOW Pnum1 eP11bits 4bits 3bits 8bits12bits 4bits 6bits8MSBs12LSBs*P91eA16bits 6bits16LSBs6MSBsP121A22bits*PA Cic Rev4bits 10bits 8bits4LSBsP10MSBs* These are data bits next to MSBs and before LSBs.Fig 5-14-6 Bits allocation of 150 MSBs of page 6 in subframe 1 of format D246BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.1112161927 3161PreRev FraID SOWSOW Pnum1 CicPP11bits 4bits 3bits 8bits12bits 4bits 6bits78MSBs12LSBs*91CicCistoeP2bits 18bits 2bits2LSBs2MSBs121toei015bits 7bits15LSBsP7MSBsRevi014bits 8bitsP** These are data bits next to MSBs and before LSBs.Fig 5-14-7 Bits allocation of 150 MSBs of page 7 in subframe 1 of format D2Direction of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.18112161927 3161PreRev FraID SOWSOW Pnum1 i0P11bits 4bits 3bits 8bits12bits 4bits 6bits8MSBs12LSBs*Pi091Crc5bits 17bits5LSBs 17MSBsPCrc1bit1LSB121Crs18bits 3bits3MSBsPRev16bits 6bitsP** These are data bits next to MSBs and before LSBs.Fig 5-14-8 Bits allocation of 150 MSBs of page 8 in subframe 1 of format D247BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.19112161927 3161PreRev FraID SOWSOW Pnum1P11bits 4bits 3bits 8bits12bits 4bits 5bits8MSBs12LSBsΩ01bit5LSBs 1MSBP91Ω022bits*P121Ω0ω9bits 13bits9LSBs 13MSBsPRevω14bits 8bitsP** These are data bits next to MSBs and before LSBs.Fig 5-14-9 Bits allocation of 150 MSBs of page 9 in subframe 1 of format D2Direction of data flowMSBMSB firstLSB150 bits MSBs of Subframe 1 (300bits)Word 1Subframe PageNo.No.110112161927 3161PreRev FraID SOWSOW Pnum1 ωIDOTIDOT RevPP11bits 4bits 3bits 8bits12bits 4bits 5bits 1bit13bits 9bits8MSBs12LSBs5LSBs1MSB91P121RevRevPP22bits22bits13LSBsFig 5-14-10 Bits allocation of 150 MSBs of page 10 in subframe 1 of format D248BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBSubframeNo.2MSB firstLSBSubframe 2 (300 bits) bits allocationWord 1Page127 31No.iPreRev FraID SOWSOWP12bits(i=1~6) 11bits 4bits 3bits 8bits8MSBs12LSBs6191Rev Pnum2 SatH2 BDID1… P … P …1bit 4bits 2bits1bit96BDID301bit121172UDREI11bit181211241271UDREI18P … P … P … P …4bits276RURAIi14bitsΔti113bitsP1MSBSatellite Identification forIntegrity and differentialcorrection information of BDSFig 5-15151RevRevRevPP17bits22bits21bitsUDREI of BDS (18 Parameters altogether)RURAI and Δt of BDSwhere i1=3(i-1)+1Bits allocation of subframe 2 of format D2Direction of data flowMSBMSB firstSubframe 3 (300 bits) bits allocationLSBWord 1Subframe Page12161927 316191121151181211241271No.No.
1RevRevRevRevPreRevFraIDSOWSOWRevRURAIRURAIRevRevRevΔtΔtΔtΔti2i3ii2i2i3i3PPPPPPPPPP322bits22bits22bits22bits12bits 1bit4bits4bits 10bits22bits22bits5bits8bits3bits 19bits(i=1~6) 11bits 4bits 3bits 8bits8MSBs12LSBs5MSBs8LSBs10MSBs3LSBsRURAI and Δt of BDSwhere i2=3(i-1)+2；i3=3(i-1)+3Fig 5-16Bits allocation of subframe 3 of format D249BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBLSBSubframe 4 (300 bits) bits allocationWord 1Subframe PageNo.No.4MSB first127 31Pre Rev FraID SOWSOWiP12bits(i=1~6) 11bits 4bits 3bits 8bits8MSBsRev185bitsRev1bit72bits Parity for 9 words12LSBsFig 5-17Bits allocation of subframe 4 of format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.51127 31PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBs61Rev1bitPnum7bitsIon12bits2MSBs91Ion1 Ion2PP11bits 11bits11LSBs 11MSBs121Ion2 Ion3 Ion42bits 13bits 7bits2LSBs7MSBsdτ 39bitsFig 5-18-1P151Ion46bits…P…181P…6LSBs211P…241271Ion11 Ion12Ion13 RevPP9bits 13bits13bits 9bitsP9LSBsGIVE 34bitsBits allocation of page 1 of subframe 5 in format D250BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.5127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits618MSBsRev1bit12LSBs91121151Pnum Ion161Ion161 Ion162Ion162 Ion163 Ion164Ion164PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBs11LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion171 Ion172Ion173 RevPP9bits 13bits13bits 9bitsP9LSBsdτ 163 GIVE 1639bits4bitsFig 5-18-2Bits allocation of page 61 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.52127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion14Ion14 Ion15Ion15 Ion16 Ion17Ion17PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-311LSBs11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion24 Ion25Ion26 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 2 of subframe 5 in format D251BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.562127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion174Ion174 Ion175Ion175 Ion176 Ion177Ion177PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-411LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion184 Ion185Ion186 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 62 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.53127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion27Ion27 Ion28Ion28 Ion29 Ion30Ion30PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-511LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion37 Ion38Ion39 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 3 of subframe 5 in format D252BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.563127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion187Ion187 Ion188Ion188 Ion189 Ion190Ion190PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-611LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion197 Ion198Ion199 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 63 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.54127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion40Ion40 Ion41Ion41 Ion42 Ion43Ion43PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-711LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion50 Ion51Ion52 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 4 of subframe 5 in format D253BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.564127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion200Ion200 Ion201Ion201 Ion202 Ion203Ion203PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-811LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion210 Ion211Ion212 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 64 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.55127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion53Ion53 Ion54Ion54 Ion55 Ion56Ion56PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-911LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion63 Ion64Ion65 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 5 of subframe 5 in format D254BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.565127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion213Ion213 Ion214Ion214 Ion215 Ion216Ion216PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1011LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion223 Ion224Ion225 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 65 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.56127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion66Ion66 Ion67Ion67 Ion68 Ion69Ion69PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1111LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion76 Ion77Ion78 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 6 of subframe 5 in format D255BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.566127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion226Ion226 Ion227Ion227 Ion228 Ion229Ion229PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1211LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion236 Ion237Ion238 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 66 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.57127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion79Ion79 Ion80Ion80 Ion81 Ion82Ion82PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1311LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion89 Ion90Ion91 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 7 of subframe 5 in format D256BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.567127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion239Ion239 Ion240Ion240 Ion241 Ion242Ion242PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1411LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion249 Ion250Ion251 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 67 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.58127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion92Ion92 Ion93Ion93 Ion94 Ion95Ion95PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1511LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241271Ion102 Ion103Ion104 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 8 of subframe 5 in format D257BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.568127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121151Pnum Ion252Ion252 Ion253Ion253 Ion254 Ion255Ion255PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1611LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion262 Ion263Ion264 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 68 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.59127 316191121PreRev FraID SOWSOW EncF5 Pnum Ion105Ion105 Ion106Ion106 Ion107 Ion108Ion108PPPP11bits 4bits 3bits 8bits12bits 1bit 7bits 2bits11bits 11bits2bits 13bits 7bits6bits8MSBs12LSBs2MSBsFig 5-18-1711LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion115 Ion116Ion117 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 9 of subframe 5 in format D258BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.569127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion265Ion265 Ion266Ion266 Ion267 Ion268Ion268PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1811LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion275 Ion276Ion277 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 69 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.510127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion118Ion118 Ion119Ion119 Ion120 Ion121Ion121PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-1911LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion128 Ion129Ion130 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 10 of subframe 5 in format D259BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.570127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion278Ion278 Ion279Ion279 Ion280 Ion281Ion281PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-2011LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion288 Ion289Ion290 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 70 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.511127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion131Ion131 Ion132Ion132 Ion133 Ion134Ion134PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBs11LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion141 Ion142Ion143 RevP9bits 13bits13bits 9bitsP9LSBsFig 5-18-21 Bits allocation of page 11 of subframe 5 in format D260BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.571127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit12LSBs91121151Pnum Ion291Ion291 Ion292Ion292 Ion293 Ion294Ion294PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-2211LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion201 Ion202Ion203 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 71 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.512127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs12LSBsRev1bit91121Pnum Ion144Ion144 Ion145Ion145 Ion146 Ion147Ion147PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits2MSBsFig 5-18-2311LSBs 11MSBs2LSBs7MSBs151…P…181P…6LSBs211P…241P271Ion154 Ion155Ion156 RevP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 12 of subframe 5 in format D261BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.572127 3161PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBsRev1bit91121151Pnum Ion304Ion304 Ion305Ion305 Ion306 Ion307Ion307PPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits12LSBs2MSBsFig 5-18-2411LSBs 11MSBs2LSBs7MSBs…P…181P…211P…6LSBs241271Ion314 Ion315Ion316 RevPP9bits 13bits13bits 9bitsP9LSBsBits allocation of page 72 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.513127 31PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits8MSBs61Rev1bit91121151181211241271Pnum Ion157Ion157 Ion158Ion158 Ion159 Ion160Ion160 RevRevRevRevRevRevPPPPPPPPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits 16bits22bits22bits22bits22bits22bits12LSBsFig 5-18-252MSBs11LSBs 11MSBs2LSBs7MSBs6LSBsBits allocation of page 13 of subframe 5 in format D262BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.5127 31PreRev FraID SOWSOWP11bits 4bits 3bits 8bits12bits738MSBs61Rev1bit9112112LSBs2MSBsFig 5-18-2611LSBs 11MSBs2LSBs7MSBsMSB5351812112412716LSBsBits allocation of page 73 of subframe 5 in format D2Direction of data flowSubFrame PageNo.No.151Pnum Ion317Ion317 Ion318Ion318 Ion319 Ion320Ion320 RevRevRevRevRevRevPPPPPPPPP7bits 2bits11bits 11bits2bits 13bits 7bits6bits 16bits22bits22bits22bits22bits22bitsMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1127 3153 6191121Pre Rev FraID SOWSOW Rev Pnum Hea1Hea1 Hea2 Hea3Hea3 Hea4PPP11bits 4bits 3bits 8bits12bits 1bit 7bits 2bits7bits 9bits 6bits3bits 9bits8MSBs12LSBs2MSBsFig 5-18-277LSBs6MSBs3LSBs…P…151P…181P…211P…241271Hea15 Hea16 Hea17 Hea18Hea18 Hea19 RevPPP1bit 9bits 9bits 3bits6bits 9bits 7bits1LSB3MSBs6LSBsBits allocation of page 35 of subframe 5 in format D263BDS-SIS-ICD-2.02013-12 2013 China Satellite Navigation OfficeDirection of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe PageNo.No.536127 3153 6191Pre Rev FraID SOWSOW Rev Pnum Hea20Hea20 Hea21PP11bits 4bits 3bits 8bits12bits 1bit 7bits 2bits7bits 9bits8MSBs12LSBs2MSBsFig 5-18-28…P…121P…7LSBs151181211Hea27 Hea28 Hea29Hea30 WNa toatoaPPP4bits 9bits 9bits9bits 8bits 5bits3bits4LSBs5MSBsRev63bits24bits Parity for 3words3LSBsBits allocation of page 36 of subframe 5 in format D2Direction of data flowMSBMSB firstLSBSubframe 5 (300 bits) bits allocationWord 1Subframe Page27 3153 6191121151181No.No.
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