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7 (Rev.WRC-07) ( 7 (Rev.WRC-07) ( MHz 80 MHz 7 075-5 850.MHz 7 075-5 850 MHz 7 075-5 850 (FS)...km 5 0 HAPS. ( ). (HTA).(LTA) /º/h km 0,5. m/h 5.
... :.MHz 7 075-5 850 HAPS HAPS HAPS A RAC SAC CPE UAC CPE CPE CPE HAPS B RTPC/RDPC/WWW F.89-0 (CPE) :.. ( RAC SAC UAC) HAPS (HAPS CPE)..HAPS. MHz 7 075-5 850. MHz 7 075-5 850.. (UAC).. ITU-R F.500
) ( HAPS ) ( N 5 CPE CPE CPE GS GS GS HAPS F.89-0.( ). (HAPS-CPE).... Gbit/s HAPS.HAPS HAPS MHz 80.( - ) MHz 80 ( - ) MHz 80 HAPS HAPS. MHz 80 HAPS. ( - - ). HAPS. HAPS HAPS.
5.( ).. MHz 80. km 000 km 00 HAPS. km 7.. β. 0 HAPS Ф (GS) HAPS α. HAPS,6 59, β α. HAPS HAPS θ.. ω. 6 HAPS (Ф θ β α ).ω HAPS km. θ φ UAC km 6 ω α β 5 HAPS-GS F.89-0.
( ) 6 () α β θ Ф -5 5- -5 5- - - - - - - 59, 59, 6 0-5 5- - -5 5- - - - -,6,6 0. Y X X-Y () ( ) - - - - 5- ω 0 7 6 88 MHz 80.MHz 60 MHz 7 075-5 850 MHz MHz MHz 80.. /(FDD). MHz 80. (FDM) 5 Ch Ch Ch Ch Ch 5 Ch 6 80 MHz F.89-0.(FDD) MHz.7 (Rev.WRC-07) MHz
7 MHz 7 075-5 850 HAPS..MHz 7 075-5 850. HAPS. (CPE) HAPS / 6 ( 6-QAM / ).(6-QAM /).MHz 7 075-5 850 5 ( ) MHz 6.6-QAM / Mbit/s. 0 9 %99,999. (pfd).... (GS ). 6-QAM /.( ). HAPS. 8 HAPS.mm/h 6 (R 0,0 ) %0,0. 6. ( ) MHz.FDM / 6-QAM 5 6
8 -UAC -TDM ( ) 6,6 9 7, 0,0,9,9,0, 0, 0,0 0,0 0,0 0,5 8,6 76,,0,0,0 0, 6,,7,7,7 6-QAM / UAC -TDM ( ) 6,5 0, 0,0,9,9,0, 0, 0,0 0, 7,5 7,0 0,5 8,6 76,,6 0,6 9,6 0, 6,, 0, 9, HAPS -UAC -TDM ( ) 6,6 9 7, 8,0,9,9,0, 0, 9,5 0,0 0,0 0,5 8,6 76,,5,5 0,5 0, 6,,, 0, -UAC -TDM ( ) 6,5 0, 8,0,9,9,0, 0, 9,0, 7,5 7,0 0,5 8,6 76, 0,6 9,6 8,6 0, 6, 0, 9, 8, () () (GHz) (MHz) (dbw) (dbi) (db) (db) (dbw) e.i.r.p. (dbw) e.i.r.p. (km) (db) () (db) (db) () ( % 99.999) pfd (dbi) (db(w/m MHz)) (db/k) G/T (db) (db(w/k*hz)) (db(hz)) E b /(N 0 + I 0 ) (I = 0) (db) E b /(N 0 + I 0 ) ( GS) (db) E b /(N 0 + I 0 ) (5 GS) (db) (db) E b /(N 0 + I 0 ) (6-QAM) C/(N+I) w/i = Itot () (db) (db) (db) (I=0) ( GS) (5 GS) ( ) MHz 7 075-5 850.HAPS MHz 7 075-5 850 (APC). (e.i.r.p.) (UAC) e.i.r.p db 8 0. HAPS. /. ITU-R SF.95 ITU-R P.68.mm/h 6 %0.0.( (5) ) C/N = (E b /N 0 )..bit/s/hz () () () () (5)
9. 7 Gbit/s,67 8 MHz 60. (MHz 0 MHz 80) MHz 60.MHz 7 075-5 850 Gbit/s,67 MHz 7 075-5 850 9. %7 bit/s/hz / (5) MHz 60 ).. (/ 6-QAM. MHz 60 MHz 7 075-5 850.. HAPS ( ) (Rev.WRC-07) dbi 0.( ) HAPS HAPS. dbi 7.L N db 5-6 5 HAPS.HAPS G(ψ) = G m (ψ/ψb) dbi for 0 ψ ψ G(ψ) = G m + L N dbi for ψ < ψ ψ G(ψ) = X 60 log (ψ) dbi for ψ < ψ ψ G(ψ) = L F dbi for ψ < ψ 90 7 8 7. 8 6-QAM / Gbit/s,67. (%0) 00 HAPS 00 ( )..% B (Erlang) 9 MHz 60.bit/s/Hz / 6-QAM Gbit/s,67.Mbit/s 5.( Mbit/s 5 )
0 (dbi) ψ (dbi) () (db Gm ) db dbi 7 (db) db 5- - Gm ψ b L N /,75 ψ b dbi G m + L N + 60 log (ψ ) : ( X LF 0 ) / 60 (ψ b) db 7 /(0 0,G m ) :G(ψ) :Gm :ψ b :L N :L F = = = = ψ ψ X ψ : db 60. (Rev.WRC-07) = (ψ b ) 60 HAPS dbi 7 5 (dbi) dbi 7 0 0 0 0 0 0 6 8 0 6 8 0 () F.89-05
HAPS dbi 0 6 0 0 (dbi) dbi 0 0 0 0 60 0 0 0 0 0 50 60 70 80 90 () F.89-06. C/(N + I ToT ). C/(N + I ToT ).. MHz 60 %0,00 db C/I EX / 6-QAM db. %0 db 7.7 (%50 ) HAPS.. /. C/(N + I ToT ) 9
bit/s/hz % ~ () Mbit/s C/(N + I ToT ) () db 00 5 6, / 6-QAM 75 96 0, / 6-QAM 50 67,9 / 6-QAM 5,5 / QPSK.HAPS I ToT = I ngw + I EX. = I ngw.n.haps 5 n = I EX + = I ES + I AS = I EX. 6-QAM / ~ () () 6-QAM db C/(N + I ToT ).6-QAM / %50 %50 %90.7. %70 (QPSK / ) %5 (00%)..%80 0... %5 0. %0
7 %90 Mbit/s) 5 (00%) MAQ-6 / (6-Q-AM) % 96 (75%) 67 (50%) (5%) 5 %50 MAQ-6 / MAQ-6 / MDP / F.89-07