Publication: Magyar Közlöny
Issue: MK-2007-70 (Year: 2007, Number: 70)
Era: 2004-2010
Section: Melléklet a 2007. évi XLVI. törvényhez
Paragraph Index: 3460

b) 36 40 n z 36 40 En 49 53 Bn P1 P2 ǻĲn 54 58 A 23/11/06 2007/70/II. szám Annex 10 — Aeronautical Communications Volume I ǻiA the correction to the mean value of inclination of nA-satellite at instant of tȜ A n (mean value of inclination is equal TA the correction to the mean value of Draconian period of the nA-satellite at the instant of tȜ A n (mean value of n llite; A n a generalized “unhealthy flag” of n -satellite at instant of almanac upload almanac of orbits and phases. When almanac parameters shall be ositive or negative. The MSB shall be the sign bit, the chip “0” shall correspond to the “ ” sign, and the chip “1” shall 3.2.1.3.6 Arrangement of the almanac parameters. Arrangement of the almanac words within the frame shall be as dicated in Table B-21. .2.1 3.2.1.4.1 etter designation of additional data In addition to the GLONASS data, GLONASS-M satellites shall — an index of the satellite transmitting the given navigation signal: it corresponds to a slot number within GLONASS — health flag for n-th satellite: “0” indicates the n-th satellite is healthy, “1” indicates the malfunction of the n-th 1 — coefficient to determine ǻUT1: it is equal to the difference between UT1 and UTC at the beginning of the day (NA), 2 — coefficient to determine ǻUT1: it is equal to the daily change of the difference ǻUT1 (expressed in seconds for a These coefficients shall be used to transform betw ǻUT1 UTC(SU) UT1, he f Pole motion), UTC(SU) — Coordinated Universal Time Standard, KP — notification of a forthcoming leap second correction of UTC ( 1 s) as shown: n to 63 degrees); ǻ n Draconian period T is equal to 43 200 seconds); T ' A the rate of change of Draconian period of nA-sate İA n the eccentricity of nA-satellite at instant of tȜ A n; ȦA n the argument of perigee of nA-satellite at the instant of tȜ A n; ĲA n the coarse value of nA-satellite time correction to GLONASS time at instant of tȜA n; A C C 0, this indicates that n-satellite is non-operational. When C 1, this indicates that n-satellite is operational. 3.2.1.3.5 Partition and coding of almanac parameters. The GLONASS almanac, transmitted within the superframe, shall be partitioned over the superframe, as indicated in Table B-19. The numeric values of n n p correspond to the “ ” sign. The almanac parameters shall be coded as indicated in Table B-20. in .4 C NTENT AND STRUCTURE F ADDITI NA DATA TRANSMITTED NASS M SATE ITES transmit the following additional data as indicated in Table B-17-A: n constellation; ln satellite; B expressed in seconds; B mean sun day). een UTC(SU) and UT1: w re UT1 — Universal Time referenced to the Mean Greenwich Meridian (taking account o of the Russian Federation State ǻUT1 B1 B2 (NT NA), 23/11/06 A 2007/70/II. szám A endix Annex 10 — Aeronautical Communications KP UTC second correction data No UTC correction at the end of the current quarter UTC correction by plus 1 s at the end of the current quarter UTC correction by minus 1 s at the end of the current quarter Note NASS system timescale correction is usually performed once a year at midnight hours minutes seco f the International Time ureau ( I IPM) at the end of a uarter er T r num e of NT transformation into the common form of current data information (dd mm yy) is presented in t T — at provides the predicted satellite user range accuracy at time tb. Coding is as indicated in — tellite transmitting the navigation signal. 00 refers to a GLONASS satellite; 01 refers to a GLONASS-M — t an updated ephemeris or Updated ephemeris or fre uency time information is transmitted in the next interval after the end of the current e th e parameters: 1 — on-board the GLONASS-M satellite; ĲGPS parameter calculated on-board the GPS — correction to GPS time relative to GLONA S TGPS TGL ǻT ĲGPS, h ǻ onds. A n atellite. nds in accordance with the early notification o from December to anuary — first uart from March to April — second uarter from une to uly — third uarter from September to ctober — fourth uarter N — current date, calenda ber of the day within the four-year interval starting from 1 January in a leap year; Note An exampl At achment D N4 — four-year interval number starting from 1996; a parameter th F Table B-17-B; type of sa M satellite; flag to show that updated ephemeris parameters are present. “1” indicates tha P4 frequency/time parameters have been uploaded by the control segment; Note int rval tb P — technological parameter of control segment indicating e satellite operation mode in respect of tim 00 — Ĳc parameter relayed from control segment, ĲGPS parameter relayed from control segment; 01 — Ĳc parameter relayed from control segment, ĲGPS parameter calculated on-board the GLONASS-M satellite; 10 — Ĳc parameter calculated on-board the GLONASS-M satellite; ĲGPS parameter relayed from control segment; Ĳc parameter calculated GLONASS-M satellite; S time: Ĳ w ere T is the integer part, and ĲGPS is the fractional part of the difference between the system timescales expressed in sec Note The integer part ǻT is determined from the PS navigation message by the user receiver M — type of satellite n : coding “00” indicates a GLONASS satellite, coding “01” indicates a GLONASS-M s A A 23/11/06 2007/70/II. szám Annex 10 — Aeronautical Communications Volume I 3.2.1.4.2 Additional data parameters Additional data parameters are defined in Tables B-17-A to B-18-A. The required location of dditional data words within the GLONASS-M navigation message is defined in Table B-18-A. able A Additional data parameters Para eter No. Scale factor (LSB) Effective range Units 3.2.1.4.3 ocation of additional data words within NASS M navigation message a m of bits n Dim ss ( 4.5 t 10 3 Dim less four-year interval See t 17-B Dim ss MA n 0 to 3 Dimensionless to 31 Dimensionless ln 0; 1 ensionle B1 2 10 0.9 seconds B2 o 3.5) s/mean sun day KP 0 to 3 ension NT to 1 461 days N4 1 to 31 FT able B- M 0 to 3 Dimensionless P4 0; 1 Dimensionless P 00,01,10,11 ensionle ĲGPS .9 10 seconds able ord coding FT value Pseudorange accuracy, 1 sigma (m) F Not used .5 23/11/06 A 2007/70/II. szám A endix Annex 10 — Aeronautical Communications able A ocation of additional data ords it in t e O ASS na igation message W d Numbe String in the superframe Bit number within the string number with or r of bits n 4, 19, 34, 49, 64 ln , 74 (w me) 9 10 MA n 6, 8, 10, 12, 14 78 79 5, 7, 9, 11, 13, 15, 20, 22, 24, 26, 28, 30, 35, 7, 39, 41, 43, 45, 50 52, 54, 56, 58, 60, , 67, 69, 71, 73, 7 3, 18, 33, 48, 63 B1 74 (within the superframe) 70 80 B2 74 (within the superframe) 60 69 KP ithin the superfra 58 59 4, 19, 34, 49, 64 NT 5, 20, 35, 50, 65 N4 4, 19, 34, 49, 64 FT M 4, 19, 34, 49, 64 P4 4, 19, 34, 49, 64 P 3, 18, 33, 48, 63 ȚGPS 5, 20, 35, 50, 65 able 1 Almanac part ion it in t e superframe within the superframe Sate is transmitted within given frame it Frame number llite numbers, for which almanac 1 to 5 6 to 10 11 to 15 16 to 20 21 to 24 A 23/11/06 2007/70/II. szám Annex 10 — Aeronautical Communications Volume I able Almanac parameters coding Parameter Number of bits Scale factor (LSB) Effective range Units MA n 0 to 3 dimensionless Ĳc 2 27 seconds NA 1 to 1 461 days nA 1 to 24 dimensionless HAn 0 to 31 dimensionless ȜAn 2 20 semi-circles tȜAn 2 5 0 to 44 100 seconds ǻiAn 2 20 0.067 semi-circles ǻTAn 2 9 3.6 103 seconds/revolution T ' A n 2 14 2 8 seconds/revolution2 İAn 2 20 0 to 0.03 dimensionless ȦAn 2 15 semi-circles tĲAn 2 18 1.9 10 3 seconds CAn 0 to 1 dimensionless able 21 Arrangement of almanac parameters it in t e frame Parameter Number of bits String number within the frame Bit number within the string MAn 6, 8, 10, 12, 14 78 79 Ĳc N 42 69 A 70 80 nA 6, 8, 10, 12, 14 73 77 HAn 7, 9, 11, 13, 15 10 14 ȜAn 6, 8, 10, 12, 14 42 62 tȜAn ǻi 7, 9, 11, 13, 15 44 64 An 6, 8, 10, 12, 14 24 41 ǻTAn 7, 9, 11, 13, 15 22 43 T ' A n 7, 9, 11, 13, 15 15 21 İAn 6, 8, 10, 12, 14 ȦAn 7, 9, 11, 13, 15 65 80 tĲAn C 6, 8, 10, 12, 14 63 72 An 6, 8, 10, 12, 14 Note String numbers of the first four frames within superframe are given There are no almanac parameters in th and th strings of th frame 3.2.2 DEFINITIONS OF PROTOCOLS FOR DATA APPLICATION Note This section defines the inter relationships of the data broadcast message parameters It provides definitions of parameters that are not transmitted but are used by either or both non aircraft and aircraft elements and that define terms applied to determine the navigation solution and its integrity 23/11/06 A 2007/70/II. szám A endix Annex 10 — Aeronautical Communications able arity c ecking algorit m b85, b84, , b10, b9 are the data bits (position 9 to 85 in the string); ȕ1, ȕ2, ..., 8 are the check bits of the Hamming code (positions 1 to 8 in the string); c1, c2, ..., c7, cȈ are the checksums generated using the following: c1 ȕ  Ȉi bi mod 2 i 9, 10, 12, 13, 15, 17, 19, 20, 22, 24, 26, 28, 30, 32, 34, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84. c2 ȕ 2  Ȉj bj mod 2 j 9, 11, 12, 14, 15, 18, 19, 21, 22, 25, 26, 29, 30, 33, 34, 36, 37, 40, 41, 44, 45, 48, 49, 52, 53, 56, 57, 60, 61, 64, 65, 67, 68, 71, 72, 75, 76, 79, 80, 83, 84. c3 ȕ 3  Ȉk bk mod 2 k 10, 11, 12, 16, 17, 18, 19, 23, 24, 25, 26, 31, 32, 33, 34, 38, 39, 40, 41, 46, 47, 48, 49, 54, 55, 56, 57, 62, 63, 64, 65, 69, 70, 71, 72, 77, 78, 79, 80, 85. c4 ȕ 4  Ȉl bl mod 2 l 13, 14, 15, 16, 17, 18, 19, 27, 28, 29, 30, 31, 32, 33, 34, 42, 43, 44, 45, 46, 47, 48, 49, 58, 59, 60, 61, 62, 63, 64, 65, 73, 74, 75, 76, 77, 78, 79, 80. c5 ȕ 5  Ȉm bm mod 2 m 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 81, 82, 83, 84, 85. c6 ȕ 6  Ȉn bn mod 2 n 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65. c7 ȕ 7  Ȉp bp mod 2 p 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85. cȈ Ȉ ȕ q mod 2  Ȉ br mod 2 q 1, 2, 3, 4, 5, 6, 7, 8 r 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85. 3.2.2.1 Parity chec ing algorithm for data verification The algorithm shown in Table B-22 and as detailed below is used to detect and correct an error of 1 bit within the string and to detect an error of 2 or more bits within a string. 3.2.2.1.1 Each string includes the 85 data bits where the 77 MSBs are data chips (b85, b84, , b10, b9), and the 8 LSBs are the check bits of Hamming code length of 4 (ȕ8, ȕ 7, , ȕ 2, ȕ 1). 3.2.2.1.2 To correct 1-bit errors within the string the following checksums are generated: (c1, c2, , c7), and to detect 2-bit errors (or more-even-number-of-bits errors) a checksum cȈ is generated, as shown in Table B-22. The following is used for correcting single errors and detecting multiple errors: A 23/11/06 2007/70/II. szám Annex 10 — Aeronautical Communications Volume I

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