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Rec. ITU-R F.750-4 1

RECOMMENDATION ITU-R F.750-4*

ARCHITECTURES AND FUNCTIONAL ASPECTS OF RADIO-RELAY SYSTEMS FOR

SYNCHRONOUS DIGITAL HIERARCHY (SDH)-BASED NETOR!S

(Questions ITU-R 160! "n# ITU-R $11!%

(1!!$-1!!4-1!!5-1!!7-$000%Re&. ITU-R F.750-4

T'e ITU R"#io&ouni&"tion Asse)+,

considering

"% t'"t ITU-T Re&oen#"tion .707 se&i/ies t'e )it "tes, t'e utiein2 stu&tue "n# t'e #et"ie# "in2s

"sso&i"te# 3it' t'e s+n&'onous #i2it" 'ie"&'+ (D%

)% t'"t ITU-T Re&oen#"tion .78 se&i/ies t'e 2ene" &'""&teisti&s "n# /un&tions o/ s+n&'onousutiein2 e9uient "n# ITU-T Re&oen#"tion .74 se&i/ies t'e "n"2eent o/ D e9uient "n# net3o:s

&% t'"t ITU-T Re&oen#"tions .708 "n# .!57 se&i/+ t'e '+si&" ""etes o/ t'e ee&ti&" "n# oti&"

inte/"&es o/ D e9uient

#% t'"t ITU-T Re&oen#"tions .08 "n# .81 se&i/+ t'e "&'ite&tues "n# "n"2eent &"")iities o/t"nsot net3o:s )"se# on t'e D

e% t'"t "on2 t'e /"i+ o/ D e9uient t'ee 3i )e s+n&'onous #i2it" "#io-e"+ s+stes (D-DRRs%

/% t'"t t'ee is " nee# to ensue " &oete oe"tion" inte2"tion o/ t'e D-DRRs in " s+n&'onous net3o:

2% t'"t Re&oen#"tion ITU-R F.751 se&i/ies t"nsission &'""&teisti&s "n# e/o"n&e e9uieents o/

D #i2it" "#io-e"+ s+stes,

recommends

1 t'"t #i2it" "#io-e"+ s+stes /o t'e s+n&'onous #i2it" 'ie"&'+ s'ou# &o+ 3it' t'e e9uieents

#es&i)e# in Anne 1.

ANNE; 1

C"#$e#$%

1 Into#u&tion

1.1 &oe

1.$ A))e

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& Rec. ITU-R F.750-4

8 Ai&"tion o/ "#io-e"+ s+stes to D-)"se# net3o:s

8.1 ene" &onsi#e"tions

8.1.1 Inte/"&es

8.1.$ Mi#-"i inte&onne&ti

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Rec. ITU-R F.750-4 '

Aen#i 8 B E"es o/ "&ti&" ieent"tions o/ t'e R? /un&tion

Aen#i 4 B ..T"nsission o/ e#i"-se&i/i& /un&tions o/ TM-0 DRR t'ou2' "#io &oeent"+ se&tiono E"+ 3"nin2

FOT Fi)e oti&s t"nsission s+ste

O i2'e o#e "t'

OC i2'e o#e

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4 Rec. ITU-R F.750-4

=?A =o3e o#e "t' "#"t"tion

=?C =o3e o#e "t' &onne&tion

=?T =o3e o#e "t' tein"tion

MAF M"n"2eent "i&"tion /un&tion

MCF Mess"2e &ouni&"tions /un&tion

M Mutie se&tionMA Mutie se&tion "#"t"tion

MO Mutie se&tion o

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RR-RT Re2ene"to se&tion tein"tion /o TM-0 "#io-e"+

RR-?I +n&'onous '+si&" inte/"&e /o TM-0 "#io-e"+

RRT R"#io-e"+ tein"

R Re2ene"to se&tion

RO Re2ene"to se&tion o

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Rec. ITU-R F.750-4

Atomic function

A /un&tion 3'i&' i/ #i

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ntra#office section termination (,T)

ee ITU-T Re&oen#"tion .!5 "n# 8.1.

ntra#station interface (,)

Inte/"&e 3it' e#u&e# O /un&tion"it+. ee ITU-T Re&oen#"tion .707.

-o+er order virtual container (-")*C-n (n=1,$)

T'is eeent &oises " sin2e C-n(n=1, $% us t'e o3e o#e C ?O "oi"te to t'"t e

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peration1 administration and maintenance (AM)

ee ITU-T Re&oen#"tion .74.

verhead access ('A)

T'e OA /un&tion 2i

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Multiplex section termination for ,TM#4 radio#relay (22#M,T)

ee 6.

2adio#relay physical interface (22#,!) for ,TM#4 radio#relay

ee 6.5.

2adio#relay regenerator (222)

ee 8.1 "n# 8.4.

2adio#relay reference point for ,TM#4 radio#relay (22#2!)

ee 6.$.

2adio#relay terminal (22T)

ee 8.1 "n# 8.4.

2egenerator section (2,)

A e2ene"to se&tion is "t o/ " ine s+ste )et3een t3o e2ene"to se&tion tein"tions.

2egenerator section overhead (2,')

T'e RO &oises o3s 1 to 8 o/ t'e O o/ t'e TM-Nsi2n".

2adio synchronous physical interface (2,!)

A &oon #es&ition /o t'e t+i&" s+n&'onous "#io-e"+ /un&tions, in&u#in2 o#u"to, #eo#u"to, t"nsitte,e&ei

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10 Rec. ITU-R F.750-4

,D' physical interface (,!)

T'e ?I /un&tion &on

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Rec. ITU-R F.750-4 11

T'e /"e stu&tue o/ t'e TM-1 o

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1& Rec. ITU-R F.750-4

0750-0$

C-11 C-1$ C-$ C-8

C-8 C-4

Ci&uit "+e net3o:

C

i&uit

"+e

=o3e0-

o0#e0."t'

*"+e0

5

i2'e0-o0#e0."t'-*"+e0

?"t'"+e

4e&tion"+e

T"nsissione#i""+e

4Dt"nsot"+es

Mutiee se&tion "+e

Re2ene"to se&tion "+e

?'+si&" e#i" "+e

FIURE $

SDH-/%e $/#%,"$ #e$8"9 4/5ee :"e4

FIURE $F.750-4...D01G H 8 CM

&.&.& L/e+#6 /# $e SDH /:e %$*c$*e

T'e D /"e stu&tue iies "n o2"ni"tion o/ t'e net3o: in o2i&" "+es, n"e+ "t' "n# se&tion "+es.

T'e "t' "+e &onsists o/B t'e o3e-o#e C "+e (=OC% )"se# on t'e ti)ut"+ unit

B t'e 'i2'e-o#e C "+e (OC% )"se# on t'e "#inist"ti

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14 Rec. ITU-R F.750-4

T'e /oo3in2 "in "i&"tions /o D-DRR "e /oeseen

B use o/ "#io-e"+s to &ose "n oti&" /i)e in2 (see "n e"e in Fi2. 4%

B &onne&tion in t"n#e 3it' /i)e oti& s+stes (see "n e"e in Fi2. 5%

B utie#i" ote&tion (see "n e"e in Fi2. 6%

B oint-to-utioint s+stes 3it' inte2" utie /un&tions.

Me#i" in#een#ent utie se&tions "e ossi)e on+ i/ " #i//eent e#i" use t'e MO /o t'e s"e o

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Rec. ITU-R F.750-4 15

0750-05

O=T

NNI

R R R R

OR OR

O=I O=I *

R"#io

M

R"#io O=T

NNI

R

*

FIURE 5

T/#e: c"##ec$+"# $5,e

* Oti&", ee&ti&" o inten" (oiet"+% inte/"&e in t'e "st &"se t'e &onne&tion is not &onsi#ee# " se&tion.

FIURE 5F.750-4...D01G H 8 CM

0750-06

OR OR

O=I O=I O=I

M **

OR OR

O=I O=I

R R R

O=T

R R

O=T

RRT RRR RRT

M

R R

M **

* *

(M?% (M?%

FIURE 6

M*4$+-:e+/ ,"$ec$+"#

?ote&tion

s3it&'

?ote&tion

s3it&'

* Oti&", ee&ti&" o inten" (oiet"+% inte/"&e.

** M "+ )e eit'e e#i" #een#ent o e#i" in#een#ent.

FIURE 6F.750-4...D01G H 8 CM

'.1.1 I#$e/ce%

Uness " "#io-e"+ s+ste is inte2"te# 3it' "not'e D e9uient, it s'" inte/"&e to t'e D net3o: "t t'e NNI.

R"#io-e"+ s+stes &"n o

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'.1.& M+-/+ +#$ec"##ec$++$

It is not "&ti&")e /o "#io s+stes to o

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Rec. ITU-R F.750-4 17

0750-07

R

EMF

MCF

ET ET?I

?C MA M? MT RT R?I

??I =?A

??I =?A =?T =?C ?A ?T

?I RT MT M? MA

OA ROA

M

11 10

M = L

67!1011

18 5$

L50 L51

@CDEF

RF

E FDC@

T$ T0 T1

T8

T4

1$15

1 n

?D

?D

.708

.708

ATM-N

?

N

/Q

R?*

51

;T ;=

L51 T0

U50L50U$U$ T0U1U1 T0 T0 T0T0 T0 T0 T0T0

1 $ 8 14 4 5 4 14 8 $ 50T1 N ? ? N T1

T$ U6 U4 T0T0 U5 U8T0T0 T0

U6T0

U1 U6U.... U1 U$ U50

FIURE 7

Ge#e/4+=e SDH-DRRS 4"6+c/4 /# *#c$+"#/4 4"c9 +/6/:

* T'e R? /un&tion" )o&: is &oose# o/ " &onne&tion t+e /un&tion 3'i&', /o ieent"tion uoses, &"n

)e insete# in )et3een "n+ ot'e /un&tion" )o&: to e/o se&i/i& (n m% ine ote&tion /o t'e "#io se&tion.

;= "n# ;T "e /un&tion"+ t'e s"e inte/"&e "n# "3"+s /it "n+ inte/"&e 3'ee t'e R? "+ )e insete#

(see Aen#i 8 /o e"es%.

OA inte/"&es ROA inte/"&es

Eten"

s+n&'oni"tion

FIURE 7F.750-4...D01G H 8 CM

T'e "in /un&tion"it+ o/ e"&' o/ t'e t'ee ne3+ into#u&e# "#io se&i/i& /un&tion" )o&:s /oo3s

B R?I is t'e "#io e9ui

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12 Rec. ITU-R F.750-4

T'e R? /un&tion" )o&: is &oose# o/ " &onne&tion t+e /un&tion (see Note 1% 3'i&' inutoutut inte/"&es, ;=

"n# ;T, "e /un&tion"+ t'e s"e, "n# /it to "n+ inte/"&e 3'ee t'e R? /un&tion "+ )e insete# (n"e+ @, C, D,E "n# F e/een&e oints%. Fo ieent"tion #een#ent e"sons, R? "+ )e insete# )et3een "n+ ot'e

/un&tion" )o&:s to e/o se&i/i& n+mine ote&tion /o t'e "#io se&tion.

NOTE 1 B A &onne&tion /un&tion #oes not oe"te on t'e &ontent o/ t'e si2n", )ut "&ts "s " "ti /un&tion

(e.2. ?C /un&tion" )o&: in ITU-T Re&oen#"tion .78%.

B ROA is " /un&tion" )o&: 3'i&' is into#u&e# to J/o"+K t":e &"e o/ t'e t"nsission "n# inte&onne&tion o/t'e e#i" se&i/i& in/o"tion /o3 )et3een R?I "n# R? "t "#io tein"s "n# ee"tes.

It "n"2es t'e e#i" se&i/i& /un&tions e9uie# )+ R? "n# R?I, "t inte/"&es L50 "n# L51 ese&ti

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Rec. ITU-R F.750-4 13

0750-0)

L50 U50

T1

R@

50

F"i*#e=O*

e&essi

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&0 Rec. ITU-R F.750-4

B T'e #eo#u"tion /un&tion eesents t'e o&ess o/ &on

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Rec. ITU-R F.750-4 &1

'.'.1.' A,,+c/$+"# $" $e $/#%:+%%+"# "$+:e% STM-

T'e &"se o/ s+stes &"+in2 oe t'"n one TM-Neit'e )+ " uti&"ie te&'ni9ue o )+ " sin2e &"ie 3it' " )it

"teN ties TM-N, 3i )e eesente#, /o t'e /un&tion" oint o/ ( i "e #ou)e# "n# sent to t'e &oeson#in2 3o:in2 ines "n# to " #isti)uto

(TD% ese&ti'en ote&tion is e9uie# on " se&i/i& 3o:in2 &'"nne, t'e o&" R? )i#2es it /o t'e TD to one o/ t'e J mK

ote&tion ines.

'.'.&.' A+$+"#/ *#c$+"#/+$ "# $e %+6#/ "8 ": >L (+#e %+e) $" >T ($+*$/ %+e)

>'en one o/ t'e 3o:in2 ines %;T>( i is #e2"#e# o /"is, t'e o&" R? #ete&ts t'is &on#ition t'ou2' t'e51 e/een&e oint 3'i&' s'"es t'e in/o"tion o/ E> t'es'o#s e&ee#e#, si2n" #e2"#e, si2n" /"i "n# R?I /"iue"

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&& Rec. ITU-R F.750-4

0750-0!51 T0

L51

>(i;j%

O(i;j%

>(j;i%

?(i;j%

FIURE !

RPS *#c$+"#/4 4"c9

R"#io ote&tion

s3it&'in2

(R?%

?ote&tion m

>o:in2 1

>o:in2 n

?ote&tion 1

Re/een&e oint ;=

O&&"sion"t"//i& 1

>o:in2 1

>o:in2 n

O&&"sion"

t"//i& m

Re/een&e oint ;T

FIURE !F.750-4...D01G H 8 CM

TA@=E 1

C"##ec$+"# :/$+< +#$ec"##ec$++$ " RPS

'.'.&.4 S8+$c+#6 +#+$+/$+"# c+$e+/

"ious e?i Oj

;= ;T ;= ;T

>j ;= B i=j B B

;T i=j B

B

?j ;= B

B i=j

Oj ;T B B i=j B

Conne&tion is ossi)e /o "n+j"n# i

i=j Conne&tion is ossi)e /o t'e &"se t'"tj=ion+

B No &onne&tion is ossi)e.

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Rec. ITU-R F.750-4 &'

T'e s3it&'in2 &itei" '"

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Rec. ITU-R F.750-4 &5

@e&"use L1 "n# L$ )+tes "e use# /o net3o: ote&tion "n# t'ei oto&o is not suit")e /o "#io s3it&'in2, "

&ouni&"tion &'"nne /o t'e &onto si2n"s o/ " uti-ine (n+m% "#io ote&tion s3it&'in2 is nee#e# (see 4%.

In t'e &"se o/ t3in "t' (1 +1% R? t'e TM-1 si2n"s on t'e oe"tin2 "n# st"n#)+ &'"nnes "e s+n&'onie# )ot' in

/e9uen&+ "n# in '"se "s t'e t3o &'"nnes "e &ontinuous+ /e# in ""e )+ t'e s"e si2n".

In utiine (n+m% R?, i/ t'e TM-1 si2n"s o/ t'e 3o:in2 "n# ote&tion &'"nnes "e not s+n&'onie#, )ot' in

/e9uen&+ "n# in '"se, t'e s3it&'in2 oe"tion &"uses s+n&'oni"tion osses on t'e st"n#)+ &'"nne "n# &onse9uent+

"n in&e"se o/ t'e s3it&'in2 tie, 3'en 'itess /un&tion"it+ is e9uie# to &ounte"&t uti"t' "&ti

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4.1 M*$+,e< /# e6e#e/$" %ec$+"# "ee/% (SOH)

T'e &on&ets o/ utie se&tions "n# e2ene"to se&tions "e #es&i)e# in 8. Asso&i"te# 3it' e"&' o/ t'ose se&tions

is "n o

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Rec. ITU-R F.750-4 &7

* *

0750-11

*

A1

@1

D1

@$

D4

D7

D10

1

A1 A1 A$

E1

D$

L1

D5

D

D11

M1

0(C1%

F1

D8

L$

D6

D!

D1$

E$

@$ @$

A$ A$

P$

RO

MO

FIURE 11

STM-1 SOH

(": ITU-T Rec"::e#/$+"# G.707)

! )+tes

!o3s

A#inist"ti'en t'e TM-1 si2n" is "t+ /ie#, t'ee is t'e ootunit+ /o t'e "#io-e"+ to t"nsot on+ " "t o/ t'e

TM-1 si2n" 3it' t'e ne&ess"+ O. T'is &"n o

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&2 Rec. ITU-R F.750-4

R"#io-e"+ s+stes "t TM-0 )it "tes to )e inte2"te# in "n D net3o: '"

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Rec. ITU-R F.750-4 &3

FIURE1$F.750-4...D01GH 8 CM

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'0 Rec. ITU-R F.750-4

T'e /oo3in2 #e/initions "+ to Fi2. 1$

B Radio-relay reference point for STM-0 radio-relay RR-R!"#" /un&tion" e/een&e oint 3it'in " TM-0 "#io

s+ste 3'ee t'e TM-0 is "sse)e#

B Sync$rono%s transport mod%le for STM-0 radio-relay#" /"e stu&tue "t 51.4 M)its "te 3it' o

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Rec. ITU-R F.750-4 '1

.4 F*#c$+"#/ "c9 +/6/:% " STM-0 +6+$/ /+"-e/ %%$e:%

T'is se&tion &ont"ins /un&tion" )o&: #i"2"s /o t'e s+ste &on/i2u"tions i#enti/ie# in 6.8 /o TM-0 D

"#io-e"+ s+stes.

T'e "titionin2 into /un&tion" )o&:s is use# to sii/+ "n# 2ene"ie t'e #es&ition "n# it #oes not i+ "n+

'+si&" "titionin2 "n#o ieent"tion.

T'e /un&tion" )o&: #i"2" is inten#e# to )e use#, in &onun&tion 3it' ITU-T Re&oen#"tion .78, /o " J/o"K

#es&ition o/ t'e "in /un&tion"it+ o/ "n D "#io e9uient.

Fi2ue 17 is t":en "s " 2ene"ie# )o&: #i"2" /o TM-0 s+stes. As in e

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'& Rec. ITU-R F.750-4

0750-16

R (TM-0%

M (TM-0%

R (TM-0%

TM-0 TM-0

FIURE 16

T+*$/5 /$e?$+*$/5 /$e c"#+6*/$+"#

RR-RT

/un&tion"itiesRR-RT RR-MT

/un&tion"ities

RR-RT RR-MT

/un&tion"ities

Ti)ut"ies

)eo3 C-4

"s e ITU-T

Re&oen#"tion

.708 "n# Fi2. 1$

Ti)ut"ies

)eo3 C-4

"s e ITU-T

Re&oen#"tion

.708 "n# Fi2. 1$

FIURE 16F.750-4...D01G H 8 CMIn Fi2. 17, 3'ee ot'e e/een&es "e t":en /o ITU-T Re&oen#"tion .78 (1!!4%, it "+ )e note# t'"t t'e/oo3in2 "##ition" "#io-se&i/i& /un&tion" )o&:s, e/een&e oints "n# inte/"&es, 3it' ese&t to t'ose #e/ine# )+

ITU-T o "e"#+ into#u&e# in Fi2. 7 "n# 8.8, "e in&u#e#

B RR-R?I "#io TM-0 s+n&'onous '+si&" inte/"&e (/un&tion" )o&:%

B RR-RT e2ene"to se&tion tein"tion /o TM-0 "#io-e"+ (/un&tion" )o&:% (see Note 1%

B RR-MT utie se&tion tein"tion /o TM-0 "#io-e"+ (/un&tion" )o&:% (see Note 1%

B RR-MA utie se&tion "#"t"tion /o TM-0 "#io-e"+ (/un&tion" )o&:% (see Note 1%

B RR-?I s+n&'onous '+si&" inte/"&e TM-0 "#io-e"+ (/un&tion" )o&:%

B RR-EI e/een&e oint "t "#io-e"+ e9uient inte/"&e

B Rs e/een&e oint "t RR-R?I "#io-/e9uen&+ inte/"&e

B @s e/een&e oint )et3een RR-R?I "n# RR-RT (see Note 1%

B Cs e/een&e oint )et3een RR-RT "n# RR-MT (see Note 1%

B Es e/een&e oint )et3een RR-MT "n# RR-MA o RR-?I (see Note 1%.

NOTE 1 B ITU-T Re&oen#"tion .707 se&i/ies t'e /"e stu&tue /o TM-0 "t 51.4 M)its "te. T'e e9uie#

/un&tion" )o&:s, i:e RR-RT, RR-MT "n# RR-MA (to2et'e 3it' t'ei e"te# inte/"&es @, C "n# D%, "e sii" tot'e RT, MT "n# MA /un&tion" )o&:s #e/ine# )+ ITU-T Re&oen#"tion .78 (1!!4%, )ut not i#enti&". en&e

t'ei #i//een&es "e #es&i)e# in 6.4.$ to 6.4.4 t'e #e/inition o/ e9ui

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Rec. ITU-R F.750-4 ''

0750-17

Rs

RR-

?I

MCF

ET ET?I

RR-

MA

RR-

MTRR-

RT

RR-

R?I

??I =?A

??I =?A =?T =?C ?A ?T

?I RT MT M? MA

ROA

U6

M

11 10

M = L

67!1011

U1 U6 U1 U$U50

18 5$

L50 L51

EsF

U50L50U$U$

RF

U1U1

E FC@

T$T0

T1

T8

T4

1$15

1 n

51

;T ;T

L51T0

?D

?D

.708

.708

A

TM-1

?

N

/Q

T0

T$U4 U5 U8

58T1

Cs @s

EMF

T11

N ?14 4

U58 $ 50

? N T1

$ 6

T0

7

8

RR-

RT

RR-

MT

RR-

MA

$ 8 4N ?

U1 U$T0

5

T0

U5 U5

?C

T0

T0

U87 7

OA

@s Cs Es

D

4

U6T0 T0 T0 T0

T0 T0 T0 T0

T0 T0

T0

T0 T0 T0

T0 T0 T0

?A($%

R?(%

RR-EI(7%

?A(5%

?A(4%

=U(8%

U(6%

?T(1%

(1% Tein"tion.

($% TU-8TU-$ "#"t"tion.

(8%

Une9uie# C-8 o C-$ o C-11 o C-1$ 2ene"tion (e#u&e# /un&tion"it+, t'ese une9uie# C )ein2 e"nent+unuse#, t'ei onitoin2 is not e9uie#%.

(4% TU-$C-8 "#"t"tion.

(5% TU-8TU-8C-8 "#"t"tion.

(6% Une9uie# C-8 2ene"tion (e#u&e# /un&tion"it+, t'ese une9uie# C )ein2 e"nent+ unuse#, t'ei onitoin2 is not

e9uie#%.

(7% T'is is not "n NNI, see 6.4.5.

(% T'e R? /un&tion" )o&: is &oose# )+ " &onne&tion t+e /un&tion 3'i&', /o ieent"tion uoses, &"n )e insete# in

)et3een "n+ ot'e /un&tion" )o&: to e/o se&i/i& (nm% ine ote&tion /o t'e "#io se&tion. ;= "n# ;T "e /un&tion"+

t'e s"e inte/"&e "n# "3"+s /it "n+ inte/"&e 3'ee it "+ )e insete#.

FIURE 17

Ge#e/4+=e SDH-STM-0 DRRS 4"6+c/4 /# *#c$+"#/4 4"c9 +/6/:

OA

inte/"&es

ROA

inte/"&es

Eten"

s+n&'oni"tion

FIURE 17F.750-4...D01G H 8 CM

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'4 Rec. ITU-R F.750-4

.4.' R/+"-e/ STM-0 :*$+,e< %ec$+"# $e:+#/$+"# (RR-MST)

T'e #es&ition o/ t'is )o&: is i#enti&" to t'e MT #es&i)e# in ITU-T Re&oen#"tion .78 ""t /o t'e

inutoutut e/een&e oints Cs "n# Es 3'i&' "e "n"o2ous to C "n# E o/ ITU-T Re&oen#"tion .78 (1!!4% )ut "t" )it "te o/ TM-0 MO o&esse# "t U$ e/een&e oint is iite# on+ to RR-MO ee

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' Rec. ITU-R F.750-4

0750-1!

M (TM-0% M (TM-0%

RR-R?I RR-RT RR-MT RR-?I RR-?I RR-MT RR-RT RR-R?I

RR-EI

FIURE 1!

F*#c$+"#/4 4"c9 +/6/: " STM-0 e6e#e/$" *%+#6 RR-EI

FIURE 1!F.750-4...D01G H 8 CM

0750-$0

A1 A$ 0(C1%

E1 F1

D1 D$ D8

1 $ 8

@$ L1 L$

D4 D5 D6

D7 D D!

D10 D11 D1$

1 M1 E$

@1

FIURE $0

SOH " STM-0

TM-0 RO

TM-0 MO

?ointes

FIURE $0M.750-4...D01G H 8 CM

FIURE $0F.750-4...D01G H 8 CM

.7 Tec#+;*e% " $/#%,"$ " :e+/-%,ec++c *#c$+"#%

A #es&ition o/ ossi)e "#io-e"+ se&i/i& /un&tions is /oun# in 4 o/ Re&oen#"tion ITU-R F.751. T'e te&'ni9ue"#ote# to o

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Rec. ITU-R F.750-4 '7

7 O,e/$+"# /# :/+#$e#/#ce /%,ec$%

T'e oe"tion, "#inist"tion "n# "inten"n&e /e"tues o/ D "#io s+stes s'ou# )e #esi2ne# in "&&o#"n&e 3it'

ITU-T Re&oen#"tions M.$0 (M"inten"n&e 'ioso'+ /o tee&ouni&"tions net3o:s%, M.8010 (?in&ies /o "

tee&ouni&"tions "n"2eent net3o:% "n# .74 (D "n"2eent%.

7.1 M/#/6e:e#$ *#c$+"#%

D "#io-e"+ s+stes 3i )e "t o/ "n o

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'2 Rec. ITU-R F.750-4

A 2enei& e"e o/ "n M &onsistin2 o/ " "#io s+ste &onne&te# to utie e9uient is s'o3n in Fi2. $$.

E"es o/ t'e net3o: eeents (NEs% to )e "n"2e# "e "so s'o3n.

As "n D-NE, t'e "#io-e"+ tein" o ee"te "+ '"

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Rec. ITU-R F.750-4 '3

NOTE 1 B T'e ""etes eote# in t'is Re&oen#"tion "e e"te# to net3o: oe"tion "n# "inten"n&e on+, t'e+

"e not inten#e# to &o'en t'e #istin&tion "on2 #eo#u"tionF"i, #e=O, e&essi

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40/83

40 Rec. ITU-R F.750-4

In T")e $ t'e e"te# EMF /itein2 "n# &onse9uent "&tions "e eote#.

TA@=E $

RSPI /# RR-RSPI :/+#$e#/#ce *#c$+"#

In "##ition to t'e ")o

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Rec. ITU-R F.750-4 41

7.&.' ROHA :/+#$e#/#ce *#c$+"#%

In Aen#i 5 "n e"e o/ ossi)e oe"tion "n# "inten"n&e in#i&"tion is eote#.

7.&.4 Pe":/#ce :"#+$"+#6 *#c$+"#%

D "#io net3o: eeents (NE% "+ tein"te, #een#in2 on "i&"tions, e2ene"to "n# utie se&tions "n#"so 'i2'o3 o#e "t's. Fo e"&' one o/ t'e ")o

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4& Rec. ITU-R F.750-4

!o*er level

A 3i#e)"n# o3e e"sueent usin2 " o3e e

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43/83

Rec. ITU-R F.750-4 4'

.rame str%ct%re

T'e si2n" s'" '"

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44/83

44 Rec. ITU-R F.750-4

T'e oe &oon t+es o/ R? "+ )e o)se

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Rec. ITU-R F.750-4 45

0750-$6

E(D%RTMTMAR?MA

L51

MTMAMAR?M?

L51 U1

E E E(D% C

CF F

?4 845114

4 851 $4N?

RTR? MTM?MAMACDDE

L51 U1

N?4 14 851 $4

RF

MT RTMA M? R?IR?

U1 L51 L50 U51

R@@DE

14 84 $ 51 50? T1N

RTR?MTM?MAMACCDE

L51 U1

N?

4 14 8 51 $4

FIURE $6

P"%%+4e eee#ce ,"+#$% " $e RPS *#c$+"#/4 4"c9

i2n" /o3

i2n" /o3

R? T+e D

R? T+e C

R? T+e A

Re/een&e oint D

D"t"

Tiin2

L1, L$

D"t"

Tiin2

D"t"

Tiin2

Re/een&e oint C

D"t"

Tiin2

D"t"

Tiin2

Re/een&e oint C

Re/een&e oint D

D"t"

Tiin2

L1, L$

Re/een&e oint E

Re/een&e oint F

D"t"

Tiin2

R? T+e @

Re/een&e oint @

D"t"

Tiin2

D"t"

Tiin2

Re&ei

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1 S+6#/ "8 /# :/+# *#c$+"#/+$

1.1 RPS $,e A

T'e si2n" sittin2 "n# #isti)ution in t'e T; si#e is e/oe# )e/oe t'e MA /un&tion so t'"t, 3'en t'e ote&tion

&'"nne is e9uie#, t'e &'"n2e o/ "+o"# on t'e ote&tion &'"nne is e&o

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47/83

Rec. ITU-R F.750-4 47

& R/+" %,ec++c ,e":/#ce :"#+$"+#6 /$ eee#ce ,"+#$ >T e,e#e#$ "# $e

/"c/$+"# " RPS *#c$+"#/ "c9

Fi2ues $7, $, $! "n# 80 &oeson# to t'e R? T+e A, @, C "n# D ese&ti

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48/83

42 Rec. ITU-R F.750-4

0750-$

MT RT R?I R?I RT R?IRTD C @ R R @ @

RF$ 50

N50

T1$

N N$

T150

U1 L50 U51 L50 U51 U1 U1 L50U51

8?

R?MAE

51

L51

4

R

T1

F

Radio repeater S,0 regenerator"Radio terminal S,0 MS termination"

in2e 'o R in2e 'oR

in2e en#-to-en# "#io &onne&tion M

?ote&te# "#io se&tion 'i2' o#e t"n#e &onne&tion

(o @8 inout onitoin2%

FIURE $

A44"c/$+"# " RPS *#c$+"#/4 4"c9 $5,e B

FIURE $F.750-4...D01G H 8 CM

0750-$!

MT R? RT R?I R?I RT R?IRTD C C @ R R @ @ R

RF

?8 51 $ 50

N T150

T1$

N N$

T150

L51 U1 L50 U51 L50 U51 U1 U1 L50U51

RT R? RT R?I R?I RT R?I R?I RT R? RTRT@ C C @ R R @ R R @ C C @

RF RF

?8 51 $ 50

N T150

T1 N$

T150

T150

N$ 51 8

?

L51 U1 L50 U51 L50 U51 U1 L50U51 L50U51 U1 L51

@

U1

M

$N

Radio terminal S,0 regenerator"Radio repeater S,0 regenerator"Radio terminal S,0 regenerator"

)% C"se 3it'out tein"tion o/ M

in2e "#io 'o R in2e "#io 'o R

?ote&te# "#io se&tion @$ onitoin2 inout (o R t"n#e &onne&tion%

FIURE $!

A44"c/$+"# " RPS *#c$+"#/4 4"c9 $5,e C

Radio repeater S,0 regenerator"Radio terminal S,0 MS termination"

"% C"se 3it' tein"tion o/ M

in2e 'o R in2e 'o R

?ote&te# "#io se&tion M

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Rec. ITU-R F.750-4 43

T3o o&esses "+, in t'is &"se, )e ossi)e /o t'e "#io ote&te# se&tion 9u"it+

B T'e /ist one is to e

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50 Rec. ITU-R F.750-4

A??ENDI; 4

TO ANNE; 1

T/#%:+%%+"# " :e+/-%,ec++c *#c$+"#% " STM-0 DRRS

$"*6 /+" c":,e:e#$/ %ec$+"# "ee/ (RCSOH)

T'e t"nsission o/ e#i"-se&i/i& /un&tions in TM-0 DRR "+ )e "&&ois'e# )+ t'e t"nsission "s " 3e

i#enti/ie# &"se o/ RFCO o/ " /u TM-1-i:e O /o"t, in 3'i&' si &ouns "+ )e e2"#e# "s " )+tes+n&'onous "#io &oeent"+ se&tion o

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Rec. ITU-R F.750-4 51

A??ENDI; 5

TO ANNE; 1

A+$+"#/ ,+:+$+e% " ",e/$+"# /# :/+#$e#/#ce ,*,"%e

" RSPI?RR-RSPI@ RPS /# ROHA *#c$+"#/ "c9%

T'is Aen#i eots "##ition" iiti

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5& Rec. ITU-R F.750-4

It s'ou# )e e'"sie# t'"t t'is e

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Rec. ITU-R F.750-4 5'

Moeo

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54 Rec. ITU-R F.750-4

& S*,e+%" %8+$c+#6 +#+$+/$+"# ,+:+$+e%

T'e /oo3in2 s3it&'in2 initi"tion &itei" (see T")e 5% "+ eesent " &oete set o/ "&ti&" &"ses.

TA@=E 5E

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Rec. ITU-R F.750-4 55

A*$"%8+$c HBER /# LBER

Autos3it&' @ER "n# =@ER R? e9uests "+ )e 2ene"te# )+ e&essi t+es.

M/#*/ %8+$c

M"nu" s3it&' R? e9uest is 2ene"te# )+ &o"n# /o t'e o&" F inte/"&e (o&" "nu" s3it&'% o /o t'eQ inte/"&e )+ TMNO (eote "nu" s3it&'% "n# is &onse9uent+ /o3"#e# to t'e R? /un&tion )+ t'e MCF "n#

EMF /un&tions

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4 RPS /+$+"#/ ,+:+$+e%

4.1 Pe":/#ce ,+:+$+e%

T'is se&tion #es&i)es ot'e e/o"n&e iiti'en "i&")e t'e /oo3in2 otion" &o"n#, &on/i2u"tion "n# o

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Rec. ITU-R F.750-4 57

5 ROHA ,+:+$+e%

T'e /oo3in2 iiti

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52 Rec. ITU-R F.750-4

1.1.' T/#%:+$$e ee $e%" %ec"# (TLTS)

T'e T=T e'en t'e &uent T=

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Rec. ITU-R F.750-4 53

TA@=E 7

S$"/6e e;*+e:e#$% " RSPI ,e":/#ce ee#$%

TA@=E

Te%" c"#$" e;*+e:e#$ " RSPI ,e":/#ce ee#$%

?e/o"n&e

e

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& RPS ,e":/#ce :/#/6e:e#$

&.1 Pe":/#ce ee#$%

T'e #e/inition o/ e/o"n&e e

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T")e 10 su"ies t'e e9uie# &on#itions /o 2ene"tin2 t'e FRC e

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Fo " ote&tin2 &'"nne t'e s3it&'e# st"tus e"ns t'"t it is &"+in2 t"//i& /o " ote&te# &'"nne.

T'is tie eio# &"n

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Rec. ITU-R F.750-4 '

T")e 18 su"ies t'e e9uie# &on#itions /o 2ene"tin2 t'e FRD e

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to"2e e9uieents o/ R? e/o"n&e e

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' ROHA ,e":/#ce :/#/6e:e#$

T'ee "e no e/o"n&e e9uieents /o t'e ROA /un&tion" )o&:.

4 R/+" %,ec++c $/#%:+%%+"# ;*/+$ :"#+$"+#6

D DRR "e "ts o/ t'e D net3o: "n# "+ )e use# to ieent R "n# M /un&tions.

?e/o"n&e ""etes o/ t'e "#io in: se&tion "e nee#e# /o onitoin2 in o#e to &o"e t'e e/o"n&e o/

#i//eent se&tions o/ t'e net3o: (/o e"e "#io in: "n# oti&" in:%. T'e in/o"tion #ei

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Rec. ITU-R F.750-4

In "ti&u", t'e

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0750-84

FIURE 84

RLTM ,e":/#ce ee#$

R=TM

"n2e

(#@%

R=TM

Tie (s%

R=Min (#@%

FIURE 84F.750-4...D01G H 8 CM

5.1.& RPS ,e":/#ce ee#$%

Fi2ue 85 s'o3s one ossi)e )e'"

F

@ER

=@ER

E>

F

@ER

=@ERE>

@ER

E

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T")es 17, 1 "n# 1! #e/ine, /o t'e 3o:in2 &'"nnes 1 "n# $, "n# t'e st"n#-)+ &'"nne ese&ti

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TA@=E 17

S8+$c c"*#$e% e/+"* " 8"9+#6 c/##e 1

TA@=E 1

S8+$c c"*#$e% e/+"* " 8"9+#6 c/##e &

Eo:in2 &'"nne 1 &ountes

?AC ?AD FRC FRD ?RC ?RD

T1 +1 +1

T1

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70 Rec. ITU-R F.750-4

TA@=E 1!

S8+$c c"*#$e% e/+"* " $e %$/#- c/##e

5.& E

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7& Rec. ITU-R F.750-4

T'e AT?C is &'""&teie# )+ t'e AT?C "n2e 3'i&' is #e/ine# "s t'e #i//een&e )et3een t'e "iu "n# iniu

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Rec. ITU-R F.750-4 7'

B Ne" en# E "n# E &ounte

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74 Rec. ITU-R F.750-4

A t+i&" situ"tion "+ )e

B Iso"te# EE@@E e

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Rec. ITU-R F.750-4 75

5.&.5.& P"$ec$e %ec$+"#

Un#e no" &on#itions t'e s3it&'in2 e&'"nis is ")e to &ounte"&t " t+es o/ e/o"n&e 9u"it+ e

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TA@=E $1

E" ,e":/#ce ,//:e$e% /# /+$+"#/ ,e":/#ce

,//:e$e% e+#e " $e DRRS %"8# +# F+6. '3

T'e "

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Rec. ITU-R F.750-4 77

A&&o#in2 to "inten"n&e in&ies #e/ine# in ITU-T Re&oen#"tion M.$0 "n# "&&o#in2 to /"ut "n"2eent

o&e#ue #e/ine# in ITU-T Re&oen#"tion .74, t'e #e/e&t o&&uen&e '"s to )e &onsi#ee# in o#e to un#et":et'e &oe&ti

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72 Rec. ITU-R F.750-4

ase &% A 3on2 in: #esi2n iies " s+ste 2"in ("2in% o3e t'"n nee#e#, so "n e&essi

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Rec. ITU-R F.750-4 73

TA@=E $8

E" ,e":/#ce ,//:e$e% /# /+$+"#/ ,e":/#ce ,//:e$e%

e+#e " $e DRRS %"8# +# F+6. 41

5.'.1.&.1 F/*$ e$ec$+"# /# /*$ /#/%+%

T'e e"tion )et3een =O #e/e&t "n# "##ition" e/o"n&e ""etes is t'e s"e "s in 5.8.1.1.1.

5.'.1.&.& M/+#$e#/#ce ,"ce*e /%e "# e" ,e":/#ce ,//:e$e%

T'e eo e/o"n&e onitoin2 /o "inten"n&e uose s'ou# )e )"se# on t'e eo e/o"n&e ""etes (E,

E "n# @@E% "t M "+e.

T'e &onsi#e"tions 2io:in2

FIURE $4F.750-4...D01G H 8 CM

ene" eo e/o"n&e""etes /o R ene" eo e/o"n&e""etes /o M A##ition" e/o"n&e ""etes/o R?I /un&tion" )o&:

E E R=

@@E @@E R=T-1

E E R=T-$

UA UA R=TM

T=

T=T-1

T=T-$

T=TM

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20 Rec. ITU-R F.750-4

TA@=E $4

Deec$% " $e DRRS %"8# +# F+6. 4&

Fun&tion" )o&:s De/e&t

RT3 =OF3

R?I3 ossO/i2n"(%3F"i3

#e=O3

#eo#u"tionF"i3

ossO/i2n"(o#%3

o#u"tionF"i3

tF"i3

t=O3

RT =OF

R?I ossO/i2n"(%

F"i

#e=O

#eo#u"tionF"i

ossO/i2n"(o#%

o#u"tionF"i

tF"i

t=O

NOTE 1 B T'e su)s&i)e 3 "n# in#i&"te t'e #e/e&t on t'e3o:in2 "n# on t'e st"n#-)+ "#io-&onne&tion ese&ti

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Rec. ITU-R F.750-4 21

TA@=E $5

E" ,e":/#ce ,//:e$e% /# /+$+"#/ ,e":/#ce ,//:e$e%

e+#e " $e DRRS %"8# +# F+6. 4&

ene" eo e/o"n&e""etes

A##ition" e/o"n&e""etes /o R?

/un&tion" )o&:

A##ition" e/o"n&e""etes /o R?I

/un&tion" )o&:

E3 ?AC (Note $% R=3, R=@@E3 FRC (Notes $ "n# 4% R=T-13, R=T-1

E3 ?AD (Notes 8% R=T-$3, R=T-$

UA3 FRD (Notes $ "n# 5% R=TM3, R=TM

E ?RC3, ?RC(Note 4% T=3, T=

@@E ?RD3, ?RD(Note 5% T=T-13, T=T-1

E T=T-$3, T=T-$

UA T=TM3, T=TM

Es3

@@Es3

Es3

UAs3

NOTE 1 B T'e su)s&i)e 3 "n# in#i&"te t'e #e/e&t on t'e 3o:in2 "n# on t'e st"n#-)+, "#io&'"nnes ese&ti

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2& Rec. ITU-R F.750-4

5.'.&.1.1 M/+#$e#/#ce ,"ce*e /%e "# e" ,e":/#ce ,//:e$e%

ITU-T Re&oen#"tion .74 #e/ines t'e eo e/o"n&e "n"2eent /o "inten"n&e uose "n# t'e

t'es'o#in2 e&'"nis on 15 in "n# $4 ' E, E "n# @@E e2istes.

T'is e&'"nis )"se# on 15 in "n# $4 ' e2iste "o3s to i#enti/+ t'e /oo3in2 situ"tions

"% s3it&' "/un&tionin2

)% eos in in: #esi2n.

T'e "n"+sis s'ou# )e )"se# on " st"tisti&" "n"+sis o/ 'isto+ e2istes.

T'e e

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r-rec-f.750-4-200005-i!!msw-e (2).doc

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