ITU-R.38-6 (009/0 $% #! " #( ' * & ' /0,-. # GHz 00 MHz 900
ITU-R.38-6 ii.. (IR (ITU-T/ITU-R/ISO/IEC.ITU-R http://www.itu.int/itu-r/go/patents/en. (http://www.itu.int/publ/r-rec/en ( ( BO BR BS BT F M RA S RS SA SF SM SG TF V :.ITU-R 00 ITU 00..(ITU
ITU-R.38-6 ITU-R.38-6 GHz 00 MHz 900 (009-007-005-003-00-999-997 :.GHz 00 MHz 00 (ITU-R /3 - - - - - -. - (WBXs (k ( (RLA (RLAs ( ( ( ( ( ( (
ITU-R.38-6 ITU-R.4 GHz 00 MHz ( 300.GHz 00 MHz 900.. (....... (.... : ( - -
3 ITU-R.38-6 - - : - - - -. - : // - ( : - / / - / / -.( -.. - - (WBX. (. / 3
ITU-R.38-6 4 ( (.. /.... :.3 ( L total = 0 log 0 f log 0 d L f (n 8 db (d > (MHz ( (db.(n. 3 : :f :d :L f :n :. 0 33 MHz 900 3 GHz,3-, 30 8 GHz -,8 8 GHz 4 3 GHz 5, 7 ( GHz 60 ( GHz 70 GHz 70 GHz 60 ( 00 GHz 60..(ITU-R.676.
5 ITU-R.38-6 n 3 (db L f (n - ( ( ( 9 9 4 - MHz 900 6 3 (n 5 4 (n ( 6 4 n GHz,0-,8 GHz 5,... GHz 5, db 0 " " db 3 db 30 db,5.db 5 db 36. L f.(db 4 (db 4 (GHz 0 0 8,8 - - 5,.MHz 000-900 -.0 0 -..
ITU-R.38-6 6..8. 40...40 0 (. (.. - - - -......3 4. /... (.d 3,3 ( d (ns...... ITU-R.407....4.4
7 ITU-R.38-6... : (ITU-R.407 TD (. (db 30-5- 0-5- 0-. 90.. (.. db 30...( :. ( e h ( t = 0 t / S for 0 t t otherwise a.s << t a :S :t a 3.4 : 5. GHz 5, MHz 900.. 5.( 5...
ITU-R.38-6 8 5 (ns 50 460 500 50 (ns 70 00 50 75 (ns 0 35 55 45 MHz 900 MHz 900 MHz 900 GHz 5,.. :. Fs S (3 0 log S =,3 log(f s,0. S Fs GHz. 000 Fs.(. ns 4,3 ns,6.db, 0,7 db S..(WSSUS ( g n (t. τ n : h(t. n (4 h( t = n=. n p n g n ( t δ( t τ n 4.4 p n. (... (FDTD. 5.4
9 ITU-R.38-6........ 7..( : M M rn pn (5 h( t = j ω τ δ τ Γnu e n nv ( t n r n= u= v= n n n n u n v n n :h(t : :M rn :M pn :Γ nv : nv :r n :τ n :.7.. ((5......(. 5
ITU-R.38-6 0...5..... GHz 60-,3 45. (.(. (XR.5..5...5.. (MIMO..XR MIMD.. XR 6 6 XR XR (db ( ( ( 6,39 6,55 4,74 4,38 (ean 8,36 7,83 6,68 6,33 3 (GHz ( ( ( ( 3... 5, : : :3
ITU-R.38-6. GHz 60 ( 7. 90. GHz 60.. 7..5 ( 7,8 3,5 (90 (ns 7 6 ( 60 (GHz 60 5 0 5. GHz,4...... MHz 86.5 3.5
ITU-R.38-6.....(... GHz 7.GHz 95,9 GHz 78,5 GHz 57,5.%0 GHz 00 60 8 * 6 7 95,9 GHz 6,-j0,34 3,6-j0,39,5-j0,06,56-j0,04 6,76-j0,9 78,5 GHz 3,64-j0,37,37-j0,,56-j0,0 6,76-j0,8 70 GHz,43-j0,04 6,76-j0,7. 57,5 GHz 6,5-j0,43 3,9-j0,33,5-j0,03,59-j0,0 6,76-j0,6.(6d (6a GHz 7-j0,85 -j0,5,-j0,0 6,76-j0,09,-j0, ( ( * : GHz 00 0,9 η (6a ( η = ncr jnci (6b n cr =. 60 : (6c n ci = 0.773 0.53 0.07 0.0 3 0.04 4 (6d = log 0 f, 0.9 GHz < f < 00 GHz
3 ITU-R.38-6 σ ε r ( :. d (6e σ =c f S/.9 d c.(ghz f (GHz 9 d c 00-0,8095 0,036 5,3 0-0,0 0,038 3,75 00-0,7076 0,06,94 00-0,00,078 0,0047,99 00-0,,95 0,0043 6,7 00-,634 0,0005,50 00-0,7800 0,07,58 00-50,355 0,0044 3,66 00-0,0 0 7 (6f 9. : ε i ε = 7. 98 σ / i : A f (6g A σ = 636 db/ ε r : (6h r i E R =, E r i E R =, E t i E T =, E E T = E (r (i E.(t.(. En. E E. t i
(7a R cosθ = cosθ η sin θ η sin θ cosθ ( η sin θ / η (7b R = cosθ ( η sin / η ITU-R.38-6 4 : η.( θ : R C (7c R C R = R ( θ 38-0.. - : η d ( =,,.. B (8a-(8d 0 G R =, 0 R =, T =, T = A0 F0 A 0 F0 (9a (9b B A ep : " " G 0 F 0 ( δ [ A ( Y B ( Y ] = ep ( δ [ A ( Y B ( Y ] = B o A 0
5 ITU-R.38-6 (9c (9d G F ep ( δ [ F ( W G ( W ] = ep ( δ [ F ( W G ( W ] = (0a (0d A =, B = 0, F =, G = 0 cosθ (a-(c η = cosθ W, η Y =, η 0 = η = cosθ η cosθ η π (a-(c δ = jk d cosθ, k = η, λ (3a (3b : k 0 = k π = λ. (8 ep( jδ R = R R ep( jδ ( R ep( jδ T = R ep( jδ π d (4 δ = η sin θ λ. E R R (3b (3a :λ :θ :θ : ( ( : R. d ( nv Γ nu (T T R R. 5.4 R C Γ nu. ( T R T R.. (.....3
ITU-R.38-6 6.ABCD... (. GHz,7 - K db 8 6.. db 7 4 MHz 900 db.. GHz 37.. 5 db 0 s 0, db 0..s 0,5 s 0,05 db 5.s 0,47 GHz 70 db 30 db 0 db 0 0,09 0,5 0,5. 0,3 /s 0,74 : = 60 D (5 p (6. T Ts D (0.5<D <0.08 8 : =. T s
7 ITU-R.38-6 80 80.0,3 0,09 D..0 L ( = 0 α{.4 log ( f ( } δ C (7 0 log0 db : :f. : LoS GHz 5 LoS. 00 0.GHz 0 " ". 90 3 6. / 0,008.c 45 c 70.( / 0, ( 0 (Yaesu LoS LoS C (db 45 45 δ ( 0 0,065 α 3,4 3,4 C (db 5 5 δ ( 0 0,065 α,0,0 9.. Θ i. 4.(π 0] (.9
ITU-R.38-6 8 T 3 σ σ σ 3 Θ Θ Θ 3 (db (db 3 3 Θ 0 Θ Θ 3 Θ i : σ i : i i 38-0 i-th :.9 (8 i i ( ϕ Θi = ep σ i σi σ i ϕ.. ϕ Θ LOS ( ( 54 54,0 46,8-4,7 5,5 37-4,76 LOS ( ( 5,6-,8 3,7 8,8-3,93 4,8 36-6,89,4 5 5 (WLA.. 0
9 ITU-R.38-6 (DF.. (LoS (LoS ( (/s (Hz K - (DF -.(0 : person :Δw :v : :S(, :f T :r p :f :p(r p,k :K :R(Δt :R (Δt :(f : (f.0 Δw i. 3.( r i (MT ( Δw.MT S(, (/s v π 0.Δw ( person 5 4.. S(, 3 : v.0 r i 38-03
ITU-R.38-6 0 4 L (, L (, 3 L (, L (, 3 BS MT MT L (, L (, 4 L (, L (, 4 ( ( ( ( 38-04 5 BS MT r a MT r a ( ( ( ( 38-05..0 (9 : - r p ( r,k = ( K ep - ( K [ r - K ] I ( 4( K Kr p 0 : K K I 0 ( (0 K K( = e Direct ( e s ( ΔwS person Shape π
ITU-R.38-6 : ( ( ( ( ( ( ( ( = a log log log log log log log log ( ( r S Shape ( e Direct ( e s ( MT.. S Shape...0 R(Δt (Δt : Δ Δ Δ π Δ Δ π π Δ π Δ Δ Δ π Δ π Δ = Δ ( cos sin cos ( ( ( ( ( ( w t v t f t f t f t f ws e e w t v t f ws e e t R T T T T Shape person s Direct T Shape person s Direct ( : / T f v w = Δ (3 f T v Δw. 3..0 (f R(Δt ( : t t R f f j Δ Δ = π Δτ d e ( ( (4 ( (
: Hz ( f ( f / (0 = ITU-R.38-6 (0 (f (5 K( δ( f 0. 0 f 0. 87 T 0. 0. (( 0. 78 f δ( f 0.78 f ep( 5. 3 f / f 0. 009 f T. 8 T f K( = 0. 0 f T 0. 87 T T ft f f f T > (5 (0 (9. 0,3. Δw δ(f 4..0 5..0 r a person v Δw 0 /s 0,3 (f R (Δt p(r p, K(. 8 7 6 0 0 0 0 0 3 6 ( = = 0 ( = = 0 = 0 Δ = 0.3 w p erson e Direct ( e s( : 0 db : 5 db : 0 db 0 4 40 30 0 0 0 0 (db 38-06
3 ITU-R.38-6 7 0.8 0.6 0.4 0. ( = = 0 ( = = 0 person = 0 Δw = 0.3 e Direct ( e s ( : 0 db : 5 db : 0 db 0 0 0.5.5 (s Δt 38-07 8 0 0 0 30 40 r a = 0 = 0 person ν = /s Δw = 0.3 Eact Approiate e Direct ( e s ( (db 50 60 : 0 db : 5 db : 0 db 70 0 5 0 5 0 (Hz f 38-08
ITU-R.38-6 4 ABCD 7 (4 (8 ABCD. (T (R..7 (6a (6b (6c (6d B / Z CZ R = A B / Z CZ B / Z CZ R = A B / Z CZ T = A B / Z CZ T = A B / Z CZ : ABCD C B A (7a A C B A = D C B A... D C B D A... C B D : (7b-(7c A = cos( βd, B = jz sin( βd j sin( β (7d-(7e d C =, D = A Z η / (7f β = k cos( θ = k[ ( 0 sin θ0 η ] (7g-(7h k π = λ 0, k = k k η k 0 (7h (7b λ d β. 0 η
5 ITU-R.38-6 : Z Z (8a Z = χ / cos θ (8b Z = χ cos θ. χ (8c η 0 = χ 0π = η = η, θ = θ = θ 0 and 0 = Z Z. :