132066434-huawei-lte-eran2-1-feature-description-doc.pdf

8/12/2019 132066434-Huawei-LTE-eRAN2-1-Feature-Description-doc.pdf

1/185

eRAN2.0 Feature Description

Issue V1.0

Date 09/25/2010

HUAWEI TECHNOLOGIES CO. LTD.


2/185

Feature Description of Huawei LTE eRAN2.1

Cop!ri"#t $ Hua%ei Tec#no&o"ies Co. Lt'. 20(0. A&& ri"#ts reser)e'.

No part of this document may be reproduced or transmitted in any form or by any means

without prior written consent of Huawei Technologies Co., Ltd.

Tra'e*ar+s an' ,er*issions

and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd.

All other trademarks and trade names mentioned in this document are the property of their

respective holders.

Notice

The purchased products, services and features are stipulated by the contract made between

Huawei and the customer. All or part of the products, services and features described in this

document may not be within the purchase scope or the usage scope. nless otherwisespecified in the contract, all statements, information, and recommendations in this document

are provided !A" #"! without warranties, guarantees or representations of any kind, either

e$press or implied.

The information in this document is sub%ect to change without notice. &very effort has been

made in the preparation of this document to ensure accuracy of the contents, but all

statements, information, and recommendations in this document do not constitute the warranty

of any kind, e$press or implied.

Huawei Technologies Co., Ltd.

Address' Huawei #ndustrial (ase

(antian, Longgang

"hen)hen *++-

/eople0s 1epublic of China

2ebsite' http'33www.huawei.com

&mail' support4huawei.com

HA!E" #$NF"DENT"AL i
http://www.huawei.com/mailto:[email protected]://www.huawei.com/mailto:[email protected]


3/185


Contents

HA!E" #$NF"DENT"AL i


4/185


Figures

Mapping between uplink logical channels and uplink transportchannels...............................................................................8

Mapping between downlink logical channels and downlinktransport channels.................................................................9

Mapping between uplink transport channels and uplink physicalchannels..............................................................................10

Mapping between downlink transport channels and downlinkphysical channels.................................................................11

DRX cycle............................................................................9

!"10M #R.........................................................................!8

$trea% Control #rans%ission &rotocol...................................!9

$tar topology.......................................................................''

Chain topology.....................................................................'(

#ree topology.......................................................................')

M*+&&&,MC+&&&...................................................................(1

connection topology between MM- &ool and eode/s............9

$RCC 2ro% -+3#R4 to 3#R4...........................................10)

$RCC 2ro% -+3#R4 to 5-R4...........................................108

C$ 2allback in -&$ architecture...........................................11'

C$ 2allback in -&$ architecture...........................................11(

C$ 2allback in -&$ architecture...........................................11

4uto%atic neighbor relation 2unction..................................1)

6nter+R4# 4R 2unction.......................................................19

general network topology...................................................1!1

HA!E" #$NF"DENT"AL ii


5/185


5,!5 and *#- co+trans%ission............................................1'1

the one+hop and %ulti+hop /FD application scenarios...........1''

the -thernet link aggregation.............................................1'

6&$ec ................................................................................1'8

eR4 certi2icate application scenario..................................1(0

eR4 80.17 application scenario.......................................1(1

/asic principle o2 the $ynchroniation with -thernet ...........1(9

basic principle de2ined by the 6---1(88 protocol.................1)0

synchroniation principle o2 the 6---1(88 protocol..............1)1

Fra%ework o2 uawei proprietary protocol..........................1)!

HA!E" #$NF"DENT"AL iii


6/185


#ables

&rea%ble 2or%ats and cell access radius...............................

Relationship between :C6 and D$C&......................................'8

&rea%ble 2or%ats and cell access radius...............................81

R;C pro2ile identi2ier and header co%pression protocol.......90

HA!E" #$NF"DENT"AL %a&e 1 of 190


7/185


Change istory

Date ersion Description 4uthor

05/1'/2010 1.0 %D#% re(ease LTE Tea)

05/1*/2010 L+FD,00-0050' ncroniation wit +"T re,ae

03/20/2010 re)o4e L$FD,00201- RF %ara)eter Auto)atic$pti)iation. #an&e L$FD,002012 fro) #e(($uta&e Detection an #o)pensation to #e(($uta&e Detection. A L$FD,0010'* TT"+un(in&

09/03/2010 2 LTE u(ti,)oe optiona( feaures ae

09/03/2010 5 features6 escription upate 7 perfor)ancetea) for Au&. 2010.

09/25/2010 pate accorin& to re4iew co))ents of 2010Au&. FL/FD re4iew



8/185


1 /asic Features Description1.1 */FD+001001 !5&& R8$peci2ications

4


9/185


1. */FD+00100 !5&& R9$peci2ications

4


10/185


Description

Te -8%% specifications support te FDD )oe. "n FDD )oe: separate fre;uenc7ans are use for te up(in? an te own(in?.

-nhance%ent

None

Dependency

Te re(ate networ? e(e)ents =NEs> sou( support FDD )oe.

1.' */FD+00100! $calable /andwidth4


11/185


1.( */FD+00100' C& length

1.(.1 */FD+00100'01 or%al C&4: T#% 1'' < Ts =$FD s)7o( C1to CB>

"n te up(in?

Nor)a(#%@ T#% 1B0 < Ts =#,FDA s)7o( C0>: T#% 1'' < Ts =#,FDAs)7o( C1 to CB>

!ere: Ts 1 / =20'3 < f>: f 15 ?H

-nhance%ent

None

Dependency

Es sou( support te sa)e #% (en&t as te eNoe+.

HA!E" #$NF"DENT"AL %a&e ' of 190


12/185


1.) */FD+00100( Modulation= D*,3*:&$>? D*,3* 1):4M? D* )':4M

4 urin& trans)ission.

A )ore fa4ora7(e canne( conition is re;uire to support a i&er,orer)ou(ation sce)e.

For e


13/185


-nhance%ent

None

Dependency

Tis feature re(ies on te support fro) 7ot te eNoe+ an Es. For e accorin& tote canne( conition. Tis i)pro4es te spectru) efficienc after te sste)resource an trans)it power are fi


14/185


-nhance%ent

None

Dependency

None

1.8 */FD+00001 *ogical ChannelManage%ent

4(aer an te Raio Lin? #ontro( =RL#> (aer. Eac (o&ica( canne( tpe is efineaccorin& to te tpe of te trans)itte ata. Te are &enera(( c(assifie into twotpes@ contro( canne(s an traffic canne(s.

"n Huawei LTE eRAN2.0: a(( (o&ica( canne(s are supporte e functiona(it.

/ene2its

Te (o&ica( canne(s are responsi7(e for wat tpe of infor)ation is transferre.

Description

Te (o&ica( canne(s are pro4ie 7etween te A# (aer an te RL# (aer. Teare responsi7(e for wat is transporte.G Te are &enera(( c(assifie into twotpes@

#ontro( canne(s@ for trans)ittin& te contro( p(ane infor)ation

Traffic canne(s@ for trans)ittin& te user p(ane infor)ation

#ontro( canne(s inc(ue@

+roacast #ontro( #anne( =+##H>

%a&in& #ontro( #anne( =%##H>

#o))on #ontro( #anne( =###H>

u(ticast #ontro( #anne( =##H>

Deicate #ontro( #anne( =D##H>

Traffic canne(s inc(ue@

Deicate Traffic #anne( =DT#H>

u(ticast Traffic #anne( =T#H>

HA!E" #$NF"DENT"AL %a&e * of 190


15/185


Te )appin& 7etween (o&ica( canne(s an transport canne(s is as fo((ows@

". "n te up(in?:

###H can 7e )appe to L,#H. D##H can 7e )appe to L,#H.

DT#H can 7e )appe to L,#H.

1.3epicts te )appin& 7etween up(in? (o&ica( canne(s an up(in? transportcanne(s@

Figure 1.1 appin& 7etween up(in? (o&ica( canne(s an up(in? transport canne(s

CCCH 5CCH 5TCH

L6"CH1ACH

UplinkLogical channels

Uplink

Transport channels

"". "n te own(in?

+##H can 7e )appe to +#H.

+##H can 7e )appe to DL,#H.

%##H can 7e )appe to %#H.

###H can 7e )appe to DL,#H.

D##H can 7e )appe to DL,#H.

DT#H can 7e )appe to DL,#H.

T#H can 7e )appe to DL,#H.

T#H can 7e )appe to #H.

##H can 7e )appe to DL,#H.

##H can 7e )appe to #H.

1.3epicts te )appin& 7etween own(in? (o&ica( canne(s an own(in? transportcanne(s@



16/185


Figure 1.2 appin& 7etween own(in? (o&ica( canne(s an own(in? transportcanne(s

(CCH/CCH CCCH 5CCH 5TCH 7CCH 7TCH

(CH/CH 5L6"CH 7CH

DownlinkLogical channels

Downlink

Transport channels

"n Huawei LTE eRAN2.0: a(( (o&ica( canne(s are supporte e


17/185


Description

Te transport canne(s are pro4ie 7etween te A# (aer an te psica( (aer.Te are responsi7(e for wat tpe of ata is trans)itte an ow te ata istrans)itte o4er te raio interface.

Down(in? transport canne(s are c(assifie into te fo((owin& tpes@

+roacast #anne( =+#H>

Down(in? are #anne( =DL,#H>

%a&in& #anne( =%#H>

u(ticast #anne( =#H>

p(in? transport canne(s are c(assifie into te fo((owin& tpes@

p(in? are #anne( =L,#H>

Rano) Access #anne( =RA#H>

Te )appin& 7etween transport canne(s an psica( canne(s is as fo((ows@

"n te up(in?:

L,#H can 7e )appe to %#H.

RA#H can 7e )appe to %RA#H.

1.9epicts te )appin& 7etween up(in? transport an up(in? psica( canne(s@

Figure 1.1 appin& 7etween up(in? transport canne(s an up(in? psica( canne(s

UplinkPhysical channels

UplinkTransport channels

L6"CH

/"CH

1ACH

/CCHPRACH

"n te own(in?:

DL,#H can 7e )appe to %D#H.

+#H can 7e )appe to %+#H.

%#H can 7e )appe to %D#H.

#H can 7e )appe to %#H.

1.9epicts te )appin& 7etween own(in? transport an own(in? psica(canne(s@



18/185


Figure 1.2 appin& 7etween own(in? transport canne(s an own(in? psica(canne(s

(CH /CH 5L6"CH7CH

DownlinkPhysical channels

DownlinkTransport channels

/(CH /5"CH/7CH /5CCH

"n Huawei LTE eRAN2.0: a(( transport canne(s are supporte e


19/185


Description

Eac psica( canne( correspons to a set of resource e(e)ents carrin& teinfor)ation fro) i&er (aers.

Down(in? psica( canne(s are c(assifie into te fo((owin& tpes@

%sica( +roacast #anne( =%+#H>

%sica( #ontro( For)at "nicator #anne( =%#F"#H>

%sica( Down(in? #ontro( #anne( =%D##H>

%sica( H7ri AR "nicator #anne( =%H"#H>

%sica( Down(in? are #anne( =%D#H>

%sica( u(ticast #anne( =%#H>

p(in? psica( canne(s are c(assifie into te fo((owin& tpes@

%sica( p(in? #ontro( #anne( =%##H>

%sica( p(in? are #anne( =%#H>

%sica( Rano) Access #anne( =%RA#H>

"n Huawei LTE eRAN2.0: a(( psica( canne(s are supporte e


20/185


Description

Te inte&rit protection function pre4ents te si&na(in& ata fro) i((e&a()oification.

LTE offers te inte&rit protection for RR# si&na(in& )essa&es at te %D#% (aer.Te sener ca(cu(ates a )essa&e autentication coe A#," 7ase on te RR#)essa&e an so)e para)eters =suc as te ?e: 7earer "D: irection: an count> 7usin& an inte&rit a(&orit): an ten sens te coe to te recei4er to&eter witte )essa&e. Te recei4er reca(cu(ates te coe an co)pares it wit te coe inte )essa&e. "f te two coes are inconsistent: te recei4er ?nows tat te )essa&eas 7een )oifie i((e&a((.

Te eNoe+ ecies wic inte&rit a(&orit) to use an infor)s eac E of ittrou& an RR# )essa&e.

-nhance%ent"n aition to te AE: Huawei eRAN2.0 a(so supports inte&rit a(&orit)N$!-8.

Dependency

Te E sou( support te sa)e inte&rit a(&orit) as te eNoe+.

1.1 */FD+0000( D* 4synchronous

4R:

4 pro4ies ro7ustness a&ainsttrans)ission errors. "t is a(so a )ecanis) for capacit enance)ent. As HARretrans)issions are fast: )an ser4ices a((ow one or )u(tip(e ti)es ofretrans)issions: tere7 for)in& an i)p(icit =c(ose (oop> rate,contro( )ecanis).An asncronous protoco( is te 7asis for own(in? HAR operation. Hence:own(in? retrans)issions )a occur at an ti)e after te initia( trans)ission: anan e


21/185


own(in?.

Description

Te HAR is a (in? enance)ent tecni;ue co)7inin& Forwar Error #orrection=FE#> an AR tecno(o&ies. #o)pare wit te AR: te HAR can pro4iefaster an )ore efficient retrans)issions wit (ower trans)ission (atenc. "n teown(in?: if te ata recei4e 7 te E is ecoe correct( 7 te FE# anpasses te #c(ic Reunanc #ec? =#R#>: te E wi(( sen an A# )essa&e toinfor) te eNoe+ tat te ata was recei4e correct(. $terwise: te E wi((sen a NA# )essa&e to te eNoe+ to re;uest for ata retrans)ission.

Down(in? HAR is an asncronous aapti4e trans)ission process: wic )eanstat te sceu(er of te HAR trans)ission is not preeter)ine to te E. "naition: te DL HAR infor)ation: suc as te (ocation of te a((ocate resource7(oc?s an #s: )a 7e ifferent fro) tat of te pre4ious trans)issions.

"n LTE specifications: te DL HAR sce)e is 7ase on an "ncre)enta(Reunanc ="R> a(&orit). !en a retrans)ission occurs: te DL HARinfor)ation wi(( inicate weter te ata 7e(on&s to te retrans)itte ata an itscorresponin& Reunanc Version =RV>. After te retrans)itte ata is recei4e:accorin& to its RV: te HAR process in te E wi(( soft,co)7ine teretrans)itte ata wit te pre4ious( 7uffere content an ten forwar teco)7ine ata to te FE# for ecoin&. Te soft,co)7ine ata wi(( e(p increasete pro7a7i(it of successfu( FE# ecoin&: tus increasin& te ata receptionsuccess rate.

"n LTE specifications: )u(tip(e own(in? HAR processes are aopte to fu((uti(ie sste) resources. "t &reat( i)pro4es te sste) trou&put an reuces te

(atenc: 7ut it re;uires )ore 7uffer space an si&na(in& o4erea.

-nhance%ent

None

Dependency

None

1.1! */FD+0000) 3* $ynchronous4R:

4


22/185


/ene2its

Te L HAR functiona(it is a fast retrans)ission protoco( to ensure successfu(ata trans)ission fro) te E to te eNoe+ at te psica( (aer an A# (aer.An eNoe+ can re;uest for retrans)issions of ata tat was incorrect( ecoean soft,co)7ine te retrans)itte ata wit te pre4ious( recei4e ata toi)pro4e te ecoin& perfor)ance.

Tis feature e(ps i)pro4e te user trou&put an reuce trans)ission (atenc inte up(in?.

Description

Te HAR is a (in? enance)ent tecni;ue co)7inin& FE# an ARtecno(o&ies. #o)pare wit te AR: te HAR can pro4ie faster an )oreefficient retrans)issions wit (ower trans)ission (atenc. "n te up(in?: if te ata

recei4e 7 te eNoe+ is ecoe correct( 7 te FE# an passes te #R#cec?: te eNoe+ wi(( sen an A# )essa&e o4er te %H"#H to infor) te Etat te ata was recei4e correct(. $terwise: te eNoe+ wi(( sen an NA#)essa&e to te E to re;uest for ata retrans)ission.

"n eRAN1.0: p(in? HAR is a sncroniation non,aapti4e trans)issionprocess: wic )eans tat HAR trans)ission 7(oc?s are preeter)ine fortrans)ission an retrans)ission. "n aition: te L HAR infor)ation: suc aste (ocation of te a((ocate resource 7(oc?s an #s: is preeter)ine 7 teeNoe+.

"n eRAN2.0: Huawei supports a sncronous aapti4e L HAR trans)ission.!i(e retrans)ittin&: te a((ocate resource 7(oc?: coin& an )ou(ation sce)e

)a 7e can&e accorin& to te canne( ;ua(it. +ut te retrans)ission transport7(oc? sie re)ains te sa)e as te first trans)ission.

"n LTE specifications: L HAR sce)e is 7ase on an "R a(&orit). !en aretrans)ission occurs: L HAR infor)ation wi(( inicate weter te ata7e(on&s to te retrans)itte ata an its corresponin& RV. After te retrans)itteata is recei4e: accorin& to its RV: HAR process in te eNoe+ wi(( soft,co)7ine te retrans)itte ata wit te pre4ious( 7uffere content an forwarte co)7ine ata to te FE# for ecoin&. Te soft,co)7ine ata wi(( e(pincrease te pro7a7i(it of successfu( FE# ecoin&: tus increasin& te atareception success rate.

"n LTE specifications: )u(tip(e up(in? HAR processes are aopte to fu(( uti(ie

sste) resources. "t &reat( i)pro4es te sste) trou&put an reuces te(atenc: 7ut it re;uires )ore 7uffer space an si&na(in& o4erea.

-nhance%ent

"n eRAN2.0: Huawei supports a sncronous aapti4e L HAR trans)ission.!i(e in eRAN1.0: p(in? HAR is a sncroniation non,aapti4e trans)issionprocess.

Dependency

None



23/185


1.1' */FD+0000 RRC ConnectionManage%ent

4 esta7(is)ent. Te proceure is a(so use to trans)it teinitia( NA eicate infor)ation or )essa&es fro) te E to te E,TRAN.

RR# connection reconfi&uration@ Tis proceure is perfor)e to )oif anRR# connection: for e


24/185


1.1( */FD+00008 Radio /earerManage%ent

4.Te raio 7earer )ana&e)ent inc(ues te esta7(is)ent: )aintenance: an re(easeof raio 7earers.

/ene2itsTis feature pro4ies confi&uration function of raio resources.

Description

Raio 7earer )ana&e)ent in4o(4es te esta7(is)ent: )aintenance: an re(ease ofraio 7earers: as we(( as te confi&uration of associate raio resources: fore inc(ues@

+asic infor)ation for a E to access te E,TRAN: suc as 7asic raio ancanne( para)eters

"nfor)ation a7out ce(( se(ection an rese(ection para)eters use 7 te E in

RR#"DLE )oe

HA!E" #$NF"DENT"AL %a&e 1* of 190


25/185


"nfor)ation a7out nei&7orin& ce((s

")portant )essa&es tat sou( 7e sen to eac E: suc as eart;ua?ewarnin& infor)ation

Te " 7roacaste o4er te +##H can 7e rea witout settin& an RR#connection: an it can 7e rea 7 te E in RR#"DLE )oe anRR##$NNE#TED )oe. " )a a(so 7e pro4ie to te E 7 )eans ofeicate si&na(in&: for e


26/185


)essa&es are )appe on te +##H an na)ica(( carrie on DL,#H werete can 7e ientifie trou& te ste) "nfor)ation RNT" =",RNT">. +ot te"+ an ste)"nfor)ation+(oc?Tpe1 use a fi


27/185


Description

Te rano) access proceure ena7(es te E to esta7(is up(in? ti)in&sncroniation an to re;uest for setup of a connection to an eNoe+.

Te proceure can 7e eiter contention,7ase =app(ica7(e to a(( te precein& fi4ee4ents> or non,contention,7ase =app(ica7(e to on( ano4er an DL ata arri4a(>.Nor)a( DL/L trans)ission )a occur after te rano) access proceure.

Tere are four steps for te contention,7ase rano) access proceure@

Te E se(ects a Rano) Access %rea)7(e rano)( an trans)its it o4er tea4ai(a7(e %RA#H: wic is set accorin& to te %RA#H confi&uration of tece((.

Te eNoe+ trans)its a Rano) Access Response after recei4in& teRano) Access %rea)7(e.

After recei4in& te Rano) Access Response: te E perfor)s te firstsceu(e L trans)ission o4er te L,#H.

Te eNoe+ trans)its te contention reso(ution o4er te DL,#H 7ase onte first sceu(e L trans)ission fro) te E: to cec? weter te E assuccessfu(( accesse te networ?.

Tere are tree steps for te non,contention,7ase rano) access proceure@

Te eNoe+ assi&ns te Rano) Access %rea)7(e an %RA#H resourcetrou& eicate si&na(in& to re;uest te E to initiate te rano) accessproceure.

Te E trans)its te assi&ne Rano) Access %rea)7(e o4er te assi&ne%RA#H.

Te eNoe+ trans)its a Rano) Access Response after recei4in& teRano) Access %rea)7(e. Ten: te E successfu(( accesses te networ?wen it recei4es te Rano) Access Response.

Huawei eNoe+ supports te two tpes of rano) access proceures. "n aition:Huawei eNoe+ supports rano) access prea)7(e for)ats 0K- an %RA#Hconfi&urations 0KB- =T -B.211>.

-nhance%ent

None

Dependency

None

1.18 */FD+00011 &aging

4


28/185


$u%%ary

Te purpose of pa&in& is to trans)it pa&in& infor)ation to a E in RR#"DLE)oe: an/or to infor) Es in RR#"DLE an Es in RR##$NNE#TED )oeof a sste) infor)ation can&e.

/ene2its

Tis feature is use to pa&e a E or infor) Es of sste) infor)ation can&e.

Description

E,TRAN initiates te pa&in& proceure 7 trans)ittin& te pa&in& )essa&e:wic can 7e sent 7 te E or eNoe+.

!en an eNoe+ recei4es a pa&in& )essa&e fro) an E o4er te 1 interface:

te eNoe+ sa(( perfor) pa&in& of te E in ce((s wic 7e(on& to trac?in& areasinicate in te List of TA"s "nfor)ation E(e)ent ="E> in te pa&in& )essa&e.

!en te sste) infor)ation can&es: te eNoe+ sou( infor) a(( Es in tece(( trou& pa&in&: an sou( &uarantee tat e4er E can recei4e te pa&in&)essa&e: tat is: te eNoe+ sou( sen te pa&in& )essa&e on eac possi7(epa&in& occasion trou&out a DRI cc(e. upport for E iscontinuous reception)ust 7e 7roacaste to te entire ce(( co4era&e area an )appe to psica(resources.

-nhance%ent

None

Dependency

None

1.19 */FD+0001 Cell 4ccess Radiusup to 1(k%

4: a)on& wic te 7asic for)at 0 correspons to15 ?) of ce(( access raius.

/ene2its

Tis feature is use in s)a(( ce(( scenarios.



29/185


Description

Tis feature pro4ies operator wit support of 15?) ce(( raius. Accorin& to-8%% T -B.211: four tpes of prea)7(e for)at =0: 1: 2: an -> for %RA#H areefine to support ifferent 4a(ues of ce(( access raius: as sown in1.1.

Table 1.1 %rea)7(e for)ats an ce(( access raius

&rea%bleFor%at

#%T ET Cell 4ccessRadius

0 s-1B3 T s2'5*B T A7out 15 ?)

1 s2102' T s2'5*B T A7out *0 ?)

2 sB2'0T s2'5*B2 T A7out -0 ?)

- s2102' T s2'5*B2 T A7out 100 ?)

For for)at 0: te supporte ce(( access raius is a7out 15 ?): wic is use ins)a(( ce(( scenarios: an consiere as 7asic ce(( raius. For for)at -: tesupporte ce(( access raius is a7out 100 ?): wic is use in (ar&e ce(( scenariosto enance te sste) co4era&e.

-nhance%ent

None

Dependency

None

1.0 */FD+000! 4d%ission Control

4


30/185


Acie4in& an opti)a( traeoff 7etween )a."f an of te resources is foun to 7e (i)ite: te new ser4ice re;uest wi(( 7ereecte.

"f te resource (i)itation cec? passes: te o satisfaction ratio is te seconcriterion for ecision of weter to a)it te ca((. "n orer to a4oi )ista?en(reectin& a ser4ice re;uest ue to (ow o satisfaction ratio wen tere are a (ot ofi(e R+s: te R+ occupanc an power,(i)it sou( 7e cec?e first. "f te R+occupanc is (ow an te power is not (i)ite: te ser4ice re;uest sou( 7eaccepte witout o satisfaction ratio cec?.

!en te R+ occupanc is a7o4e te treso( or te trans)it power earoo) is(i)ite: te o satisfaction ratio is consiere for a)ission ecision. Te osatisfaction ratio is e4a(uate 7ase on te o #(ass "entifier =#">. #" is)appe to one of te fi4e o c(asses efine at ce(( (e4e(@ #on4ersationa( Voice:+uffere trea)in&: " si&na(in&: 8uarantee +it Rate =8+R>: an Non,8+R. "f

te o satisfaction ratio for te e4a(uate o c(ass is 7etter tan a preefinea)ission treso(: te ca(( re;uest wou( 7e accepteJ oterwise: it wi(( 7ereecte.

Note tat an inco)in& ano4er re;uest as a i&er priorit tan a new inco)in&ca(( re;uest: 7ecause a)ission contro( &i4es a preference to an e o4er a new ca((.

Te A((ocation/Retention %riorit =AR%> can 7e use to c(assif 8o(: i(4er: an+rone cate&ories wit ifferent a)ission contro( treso(s. AR% is an attri7uteof ser4ices an is inerite fro) E4o(4e %ac?et #ore =E%#>.

-nhance%ent

None

Dependency

None

HA!E" #$NF"DENT"AL %a&e 2- of 190


31/185


1.1 */FD+000' Congestion Control

4


32/185


1. */FD+000( /asic $cheduling

4


33/185


1.! */FD+000) 3plink &owerControl

4 infor)ation of te current E: its nu)7er of sceu(eR+s: an so)e oter )easure 4a(ues: (i?e "NRTar&et:are perioica((auste.

Fro) eRAN2.0: a new c(ose (oop power contro( sce)e is aopte.+ase on te $" infor)ation fro) te nei&7orin& ce((: te powerearoo) =%H> infor)ation of te current E: its nu)7er of sceu(eR+s: tis sce)e contro(s E trans)ission power spectru) ensit to)a?e E trou&put )ore sta7(e an o7tain 7etter sste) trou&puts.

For e)i,persitent ceu(in&@ "n e)i,persistent ceu(in&: 7ase on te ifference 7etween te

)easure "+LER an "+LERTar&et: te trans)it power of te %#H is

HA!E" #$NF"DENT"AL %a&e 2B of 190


34/185


perioica(( auste accorin& to te canne( en4iron)ent can&e. "fte )easure "+LER is &reater tan "+LERTar&et: te eNoe+ sens a T%#co))an to te E: orerin& an increase of te trans)it power. "f te

)easure "+LER is s)a((er tan "+LERTar&et: te eNoe+ sens a T%#co))an to te E: orerin& a ecrease of te trans)it power. Te %#H T%#s of )u(tip(e Vo"% users are sent to te Es trou&

D#" For)at -/-A. + oin& so: si&na(in& o4ereas o4er %D##H arereuce.

Te %##H power contro( e)p(os te sa)e power contro((in& )ecanis) as te%#H power contro( wit ifferent para)eter settin&s =e.&. ifferent "NR tar&etsfor te outer (oop power contro(>.

Te up(in? R power contro( a(so e)p(os te sa)e power contro( )ecanis) aste %#H power contro( wit ientica( para)eter settin&s. Note tat te initia(power is ca(cu(ate in te sa)e wa as %#H: e prea)7(e 7 esti)atin& te own(in? pat (oss an7ase on te afore)entione e


35/185


/ene2its

Tis feature a((ows f(e: %sica( Down(in? #ontro( #anne( =%D##H>: %sica( HAR"nicator #anne( =%H"#H>: %sica( +roacast #anne( =%+#H>: an %sica(#ontro( For)at "nicator #anne( =%#F"#H>.

A Fi


36/185


$u%%ary

DRI=Discontinuous Reception> is a wor?in& )oe in RR##$NNE#TED: inwic E switcin& te recei4er on an off a(ternate( accorin& to teconfi&uration of eNoe+ to continue or suspen te recei4in& of ata an si&na(sfro) networ?.

/ene2its

Tis feature reuces te power consu)ption of Es an enances te usa&e ofsste) contro( canne(.

Description

To support te feature: E sou( 7e confi&ure 7 RR# wit DRI functiona(ittat a((ows it to iscontinuous( )onitor %D##H on specific su7,fra)es.

Tere are two states in DRI )oe: wic are acti4e state an s(eep state na)e(DRI state. Durin& te acti4e ti)e: E )onitor %D##H for te possi7(e own(in?trans)ission fro) networ?.

witcin& 7etween two of te DRI states is not on( re(ate wit se4era( ti)ers:wic are $n Duration ti)er: DRI "nacti4it ti)er: DRI Retrans)ission ti)eran #ontention Reso(ution Ti)er 7ut a(so re(ate wit oter so)e specia( situationsuc as tat HAR 7uffer is not e)pt: an E is in RA response process.

Te DRI cc(e@ specifies te perioic repetition of te $n Duration fo((owe7 a possi7(e perio of inacti4it =p(ease refer to te fi&ure 7e(ow>.

Te $n Duration ti)er@ specifies te nu)7er of consecuti4e %D##H,su7,fra)e=s> urin& wic te E sa(( )onitor te %D##H for possi7(ea((ocations. Te $n Duration ti)er is a part of a DRI #c(e.

Figure 1.1 DRI cc(e

UE shall monitorPDCCH

On Duration

DRX Cycle

Opportunity for DRX

Te DRI "nacti4it ti)er@ specifies te nu)7er of consecuti4e %D##H,su7,fra)e =s>: te ti)er is starte or re,starte wen te E sa(( )onitor te%D##H after successfu(( ecoin& a %D##H inicatin& an initia( L or DLuser ata trans)ission for tis E.

Te DRI Retrans)ission ti)er@ specifies te )a urin& wic te E sa(( )onitor te%D##H for as soon as a DL retrans)ission is e urin& wic te E sa(( )onitor te %D##H after



37/185


te up(in? )essa&e containin& te #,RNT" A# contro( e(e)ent or teup(in? )essa&e associate wit E #ontention Reso(ution "entit su7)ittefro) upper (aer is trans)itte.

-nhance%ent

None

Dependency

None

1.) */FD+00018 Mobility

Manage%ent

1.).1 */FD+0001801 Co


38/185


co4era&e,7ase intra,fre;uenc ano4er is supporte.

Te intra,fre;uenc ano4er proceure can 7e i4ie into tree pases@ano4er )easure)ent: ano4er ecision: an ano4er e or Reference i&na( Recei4e ua(it =RR> forintra,fre;uenc ano4er.

pon recei4in& a )easure)ent report fro) te E: te eNoe+ )a?es a ano4erecision accorin& to certain tri&&erin& criteria. "f a ano4er is re;uire: teano4er e


39/185


Description

Tis feature is one of te funa)enta( functions for an LTE sste). Te purpose ofinter,fre;uenc ano4er is to ensure tat a E in RR#,#$NNE#TED )oe isser4e continuous( wen it )o4es across ifferent ce((s operatin& at ifferentfre;uencies.

Te inter,fre;uenc ano4er proceure can 7e i4ie into four pases@)easure)ent tri&&erin&: ano4er )easure)ent: ano4er ecision: an ano4ere


40/185


upon session acti4ation in LTE sste)s.

/ene2its

Tis feature pro4ies a )ecanis) for E in i(e )oe to se(ect/rese(ect a ce(( toca)p 7 supp(e)entar co4era&e in LTE sste)s.

Tis feature faci(itates te auto)atic se(ection of te networ? for E in i(e )oean a4ois te co)p(e


41/185


$u%%ary

Te own(in? static inter,ce(( interference coorination function is use to reucete own(in? inter,ce(( interference. Te 7asic princip(e is tat te ce(( e&e usersof ifferent nei&7orin& ce((s are a((ocate wit non,o4er(appin& fre;uenc 7ans7 static confi&uration so as to )iti&ate fre;uenc interference.

/ene2its

Te own(in? "#"# feature reuces te own(in? inter,ce(( interference: tereforei)pro4es ce(( e&e user6s trou&put.

Description

"n a LTE sste): a ce(( can use te entire sste) fre;uenc 7an an terefore it isine4ita7(e to cause inter,ce(( interference for a )u(ti,ce(( ep(o)ent: particu(ar(at te ce(( e&e area. "t is i)portant to e4e(op an efficient so(ution to )iti&ate teinter,ce(( interference in te )u(ti,ce(( en4iron)ent in orer to acie4e teperfor)ance tar&et. A co))on so(ution is to coorinate te trans)issionfre;uenc 7ans a)on& nei&7orin& ce((s to reuce te inter,ce(( interference.

"n Huawei own(in? static "#"# so(ution: for eac ce((: a fi. +etweennei&7orin& ce((s: te a((ocation of te static #E fre;uenc 7an is carefu((p(anne to a4oi o4er(appin&. Te trans)it power for ce(( center users are (i)ite7e(ow a certain treso(: 7ut no suc (i)it for ce(( e&es users. + oin& so: teinterference a)on& te ce(( e&e users witin nei&7orin& ce((s can 7e reuce:wic is te )aor source of te inter,ce(( interference. A si)p(e e


42/185


$u%%ary

Te up(in? static inter,ce(( interference coorination function is use to reuce teup(in? inter,ce(( interference. Te 7asic princip(e is tat te ce(( e&e users ofifferent nei&7orin& ce((s are a((ocate wit non,o4er(appin& fre;uenc 7ans 7static confi&uration so as to )iti&ate fre;uenc interference 7etween ce(( e&eusers in nei&7orin& ce((s.

/ene2its

p(in? "#"# reuces inter,ce(( interferenceJ terefore i)pro4e ce(( e&e users ano4era(( trou&put as we(( as te ce(( co4era&e.

Description

Te up(in? "nter,ce(( interference coorination ="#"#> is a tecni;ue to co)7at teinter,ce(( interference for a LTE sste) 7 coorinatin& trans)it power contro( anresource a((ocation in 7ot fre;uenc an ti)e o)ains 7etween nei&7orin& ce((s."t can i)pro4e te trou&put of ce(( e&e users an reuce i)pact of interferenceon sste) perfor)ance. "#"# in 7ot fre;uenc an ti)e o)ains are supporte.

"n Huawei up(in? static "#"# so(ution: ifferent strate&ies are app(ie to te "ntra,eNoe+ an "nter,eNoe+ scenarios respecti4e(. For te "ntra,eNoe+ L "#"#:te coorination is acie4e at eiter fre;uenc o)ain or ti)e o)ain ue to tenatura( sncroniation a)on& te ce((s. For te "nter,eNoe+ L "#"#: tecoorination is acie4e at te fre;uenc o)ain: were te ce(( e&e users of"nter,eNoe+s are &i4en non,o4er(appin& fre;uenc 7ans. Tat is: te fre;uenc7an a((ocation for static L "#"# is per ce(( 7asis.

+etween te nei&7orin& ce((s: te a((ocation of te static #E fre;uenc 7an ofnei&7or ce((s is carefu(( p(anne to a4oi o4er(appin&. + oin& so: teinterference a)on& te ce(( e&e users in nei&7orin& ce((s can 7e reuce: wicis te )aor source of te inter,ce(( interference. Aitiona((: te o4er(oainication )essa&e fro) I2 interface is a(so use for power contro( purpose toa4oi te interference ue to o4er(oae fre;uenc 7an.

-nhance%ent

"n eRAN2.0: te coorination at fre;uenc o)ain is te )ain( )etoo(o&. Ante coorination at ti)e o)ain is acie4e: too.

Dependency

None

HA!E" #$NF"DENT"AL %a&e -5 of 190


43/185


1.8 */FD+0000 4ntennaCon2iguration

1.8.1 */FD+000001 3* +4ntenna Receitrou& te Antenna a&nitue para)eter.

"n RI i4ersit )oe: te eNoe+ oes not re;uire aitiona( e4ices an wor?swit te a or "nterference Reection #o)7inin&="R#> a(&orit)s. #o)pare wit 1,wa reception witout RI i4ersit: 2,waRI i4ersit re;uires twice te nu)7er of RI canne(s. Te nu)7er of RI

canne(s epens on te settin&s of te antenna connectors. Te antennas to 7euse can 7e space,inter(ace antennas or cross po(ariation antennas.

-nhance%ent

None

Dependency

RI i4ersit re;uires te eNoe+ to pro4ie enou& RF canne(s ane)ou(ation resources tat can )atc te nu)7er of i4ersit antennas. Tisfeature as no specia( re;uire)ents on Es.

HA!E" #$NF"DENT"AL %a&e -B of 190
http://www.answers.com/topic/fadinghttp://www.answers.com/topic/interferencehttp://www.answers.com/topic/frequencyhttp://www.answers.com/topic/frequencyhttp://www.answers.com/topic/frequencyhttp://www.answers.com/topic/fadinghttp://www.answers.com/topic/fadinghttp://www.answers.com/topic/fadinghttp://www.answers.com/topic/interferencehttp://www.answers.com/topic/interferencehttp://www.answers.com/topic/interferencehttp://www.answers.com/topic/fadinghttp://www.answers.com/topic/interferencehttp://www.answers.com/topic/frequencyhttp://www.answers.com/topic/fadinghttp://www.answers.com/topic/interference


44/185


1.9 */FD+0001 Reliability

1.9.1 */FD+000101 Main &rocessing and#ransport 3nit Cold /ackup

4 7oar of Huawei eNoe+.

/ene2its

"f tere is on( one L%T 7oar confi&ure in te sste): te fai(ure of tis 7oarwi(( cause (on&,ti)e ser4ice outa&e of te 7ase station. Howe4er: ser4ice can 7eauto)atica(( reco4ere witin - )inutes wit L%T reunanc. L%Treunanc esi&n is e(pfu( for eNoe+ to reac i&er a4ai(a7i(it: &reater tan0.99999.

Description

Two L%T 7oars are confi&ure in te sste). !en te sste) starts: tear7itrator )ou(e (ocate on eac L%T 7oar ecies wic 7oar 7eco)es

acti4e or stan7. Te acti4e 7oar an(es se4era( contro( an operation functionsan pro4ies for te )ost co))on transport networ? connecti4it re;uire)ents.!en it etects arware or software fau(ts on te 7oar: it wi(( switc to testan7 state. eanwi(e: te stan7 7oar switces to te acti4e state. Teser4ice can 7e auto)atica(( reco4ere witin - )inutes. Te operator can a(so)anua(( tri&&er L%T switco4er 7 E =E(e)ent ana&e)ent ste)>.

-nhance%ent

None

Dependency

To support tis feature: te eNoe+ )ust 7e confi&ure wit two L%T 7oars.

1.9. */FD+00010 Cell Rebuild between/aseband &rocessing 3nits

4


45/185


$u%%ary

"n Huawei eNoe+: )u(tip(e LTE +ase7an %rocessin& =L++%> 7oars can 7econfi&ure to ser4e )u(tip(e ce((s. !en an L++% fai(s: te ce((/ce((s ser4e 7 tefai(e L++% can 7e re7ui(t on anoter operatin& L++% wit spare resources or on a7ac?up L++% if a4ai(a7(e.

/ene2its

Tis feature ensures te ce(( co4era&e 7 ce(( re,esta7(is)ent an i)pro4es tesste) re(ia7i(it in case of an L++% fai(ure.

Description

8enera(( an eNoe+ is e;uippe wit )u(tip(e L++% 7oars tat ser4e )u(tip(ece((s. Te fo((owin& fi&ures sow te e


46/185


fai(ure: etc.: te eNoe+ is a7(e to etect an (ocate te fai(ure an tries to coose atar&et L++% 7oar on wic te ce((/ce((s are to 7e re7ui(t. Te tar&et L++% sou(a4e a #%R" connection wit te RR ser4in& te ce((/ce((s in4o(4e: as sown in

te precein& fi&ures. Te se(ection of a tar&et L++% 7oar )ain( epens on tespare resources at te potentia( tar&et L++% 7oar. "n case of inae;uate spareresources at te tar&et L++%: te 7anwit of te re7ui(t ce((/ce((s: or e4en tat ofte e


47/185


one #T% association as two pats ="%,coup(e>. An #T% association is te(o&ica( canne( 7etween two #T% ens. Te two pats in one #T% associationare a )aster pat an a s(a4e pat. 8enera((: te )aster pat is acti4e. !en te

)aster pat fai(s: te s(a4e pat is acti4ate.

-nhance%ent

None

Dependency

None

1.9.' */FD+00010' 6ntra+baseband CardResource &oolAuser le


48/185


1.!0 */FD+000 $upport o2 3-Category 1

4


49/185


3- Category Ma7i%u%nu%ber o2 bits o2an 3*+$C

transport blocktrans%ittedwithin a ##6

$upport 2or)':4M in 3*

#ate&or 1 51B0 No

#ate&or 2 25'5B No

#ate&or - 5102' No

#ate&or ' 5102' No

#ate&or 5 *5-*B es

Tota( (aer 2 7uffer sies set 7 te fie( UECategory!

3- Category #otal layer bu22er siek/ytes

#ate&or 1 150

#ate&or 2 *00

#ate&or - 1'00

#ate&or ' 1900

#ate&or 5 -500

-nhance%ent

None

Dependency

E sou( support te sa)e cate&or as eNoe+.

1.!1 */FD+0008 -%ergency Call

4


50/185


/ene2its

Tis feature pro4ies a(( users: e4en tose witout ": a prioritie connection toan e)er&enc ser4ice or&aniation.

.

Description

Te e)er&enc #a(( ser4ice is an operator,assiste ser4ice tat connects a ca((er ina (ife treatenin& or ti)e,critica( situation to an e)er&enc ser4ice or&aniationsuc as po(ice: ospita( an fire)an.

New features in E,TRAN to support e)er&enc ca(( are as fo((ows@ upport of ientifin& e)er&enc ca(( users upport of specia( processin& suc as access c(ass 7arrin& an priorit

an(in& for te networ? access an )o7i(it )ana&e)ent upport of (ocation ser4ice for e)er&enc ca(( users

A)ission of an e)er&enc ca(( is prioritie o4er oter on&oin& sessions in teeNoe+ to ena7(e ca(( co)p(etion. Re&ar(ess of networ? features/ser4icesacti4ate in te networ? =e.&.: unconitiona( ca((,forwarin&: inco)in& ca((7arrin&: etc.>: te %u7(ic afet Answerin& %oint =%A%: use in >/ E)er&enc#entre =E#: use in Europe> is a7(e to &et e)er&enc ca((er6s (ocation 7 )eans ofL# an ca(( 7ac? te ca((er once an e)er&enc ca(( as 7een p(ace. Tee)er&enc ca((: ser4e on LTE wit )u(ti,)oe ter)ina(: fa((7ac?s to T or8 epenin& upon LTE Vo"% support.

Four tpes of users are per)itte to initiate an e)er&enc ca((@

#o))on user@ nor)a( su7scri7er #o))on restricte user@ nor)a( su7scri7er: wose ca((s are restricte for

so)e reasons =for e Restricte user wit " car@ ser: wose " car fai(s to autenticate:

uses "E" ="nternationa( o7i(e E;uip)ent "entit> to initiate an e)er&encca((.

Restricte user witout " car@ ser: witout " car: uses "E" toinitiate an e)er&enc ca((

Tis feature supports 911 E)er&enc #a((s =Nort A)erica> / 112 E)er&enc #a((s=Europe> in its AE/LTE so(ution as efine 7 -8%% specification.

-nhance%ent

None

Dependency E sou( support " 7ase 4oice ser4ice on LTE or 4oice ser4ice on

28/-8. Te (ocation ser4ice for e)er&enc ca(( users function is epenant of te

optiona( feature L#. Te e)er&enc ca(( sou( 7e supporte in te core networ?. "f " is not ep(oe: te support of te optiona( feature # Fa((7ac? to

8ERAN/TRAN/#DA2000 wi(( 7e neee.

HA!E" #$NF"DENT"AL %a&e '- of 190


51/185


1.! */FD+00!001 #ransportetworking

1.!.1 */FD+00!00101 $tar #opology

4


52/185


Dependency

None

1.!. */FD+00!0010 Chain #opology

4


53/185


1.!.! */FD+00!0010! #ree #opology

4


54/185


-nhance%ent

None

Dependency

Tis feature re;uires E1/T1.

1.!! */FD+00!00 /asic :o$Manage%ent

1.!!.1 */FD+00!0001 Di22$er< :o$ $upport

4 to pro4ie o &uarantee 7c(assifin& an )ana&in& ifferent traffic in te networ?.

/ene2its

Tis feature pro4ies a ?in of o &uarantee )ecanis). "t is a stanar)ecanis) use 7 ainstrea) 4enors.

Description

Differ4 can pro4ie o in te networ?. "t is a ?in of o &uarantee )ecanis)tat c(assifies an )ana&es ifferent traffic wit para)eters of "% pac?ets: suc asD#% =Differ4 #oe %oint> or T$ =Tpe of er4ice>.

Tere are tree i)portant concepts in te Differ4 )ecanis): inc(uin(assification: ar?in&: an %H+ =%er,Hop +ea4ior>. Te re(ationsip 7etweente) is tat ar?in& )ar?s ifferent traffic wit ifferent %H+s 7 #(assification.

Te efinition of %H+ is as fo((ows@

Defau(t %H+ is tpica(( for 7est,effort traffic.

E %H+ is for (ow,(oss an (ow,(atenc traffic.

Assure Forwarin& =AF> is a 7ea4ior &roup.

#(ass e(ector %H+ is efine to )aintain 7ac?war co)pati7i(it wit te "%%receence fie(.

Te c(assification of LTE traffic is 7ase on o #(ass "nicators =#"s>. !itHuawei confi&uration too(: users can confi&ure te re(ationsip 7etween #" anD#%: i.e. te ar?in& wa. Te D#% is use to escri7e te priorit of %H+.Te ta7(e 7e(ow is an e


55/185


Table 1.1 Re(ationsip 7etween #" an D#%

Data #ype :C6 Resource#ype

D$C&

ser p(ane 1 8+R 0


56/185


/ene2its Traffic iso(ation at te A# (aer

%riorit at te A# (aer

ecurit at te A# (aer

Description

Te eNoe+ supports te Virtua( Loca( Area Networ? =VLAN> functiona(it:co)p(in& wit te "EEE 302.1p/; protoco(. "t pro4ies traffic iso(ation: suc as)ar?in& ifferent VLANs for $A ata an traffic ata: an priorit an securitat te A# (aer.

Te fo((owin& two VLAN ar?in& was are app(ica7(e@

ar?in& VLAN ta& accorin& to D#%

ar?in& VLAN ta& accorin& to te ne


57/185


too (ar&e for pac?ets of s)a(( pa(oas an resu(ts in (ow transport efficienc.

"% eaer co)pression is aopte to enance te transport efficienc. Te 23 7tesof D%/"% eaer can 7e co)presse into ',* 7tes.

-nhance%ent

None

Dependency $ptiona( TR%=ni4ersa( Trans)ission %rocessin& unit> car

"% o4er E1/T1 is use for transport

Te peer e;uip)ent supporte te "% eaer co)pression functiona(it.

1.!(. */FD+00!00'0 &&& M3X

4


58/185


Te peer e;uip)ent supports %%% I function.

1.!(.! */FD+00!00'0! M*+&&&,MC+&&&

4 is te e


59/185


-nhance%ent

None

Dependency $ptiona( TR%=ni4ersa( Trans)ission %rocessin& unit> car

Te peer transport e;uip)ent sa(( support L,%%%/#,%%% wen L,%%%/#,%%% is use to transport.

E1/T1 interfaces are use.

1.!) */FD+00!00( $ynchroniation

1.!).1 */FD+00!00(01 Clock $ource $witchingManually or 4uto%atically

4

ncroniation wit te c(oc? o4er "% ="EEE1533V2>

ncroniation wit te c(oc? o4er "% =Huawei proprietar so(ution>

ncroniation wit 8%

ncroniation wit te +"T

ncroniation wit E1/T1 interface

ncroniation wit 1%%

"n aition to te pre4ious c(oc? sources: te eNoe+ can wor? wit te (oca(osci((ator.



60/185


-nhance%ent

None

Dependency

None

1.!). */FD+00!00(0 Free+running Mode

4 wit a i&accurac wor?s as te )aster c(oc? of te eNoe+. Te $#I$ can ?eep teeNoe+ in nor)a( ser4ice for up to 90 as.

-nhance%ent

None

Dependency

None

1.!).! */FD+00!00(0! $ynchroniation with5&$

4 can 7e one of tesncroniation sources.

HA!E" #$NF"DENT"AL %a&e 5- of 190


61/185


/ene2its

Tis feature pro4ies 8% as one of te sncroniation sources. Te eNoe+interna( c(oc? can 7e sncronie wit te transport networ? an no au


62/185


Description

"n co)p(iance wit -8%%: te eNoe+ c(oc? )ust a4e a i&er c(oc? precision.Te fre;uenc sta7i(it of te 10,H )aster c(oc? of te eNoe+ sou( 7e(ower tan O0.05 pp).

Te eNoe+ can sncronie its c(oc?s wit te 2,H c(oc? si&na( fro) ane


63/185


Dependency $ptiona( # =ni4ersa( sate((ite #ar an #(oc? nit> car

1.!).) */FD+00!00(0) $ynchroniation with-1,#1

4


64/185


$u%%ary

Tis feature is use in (oca( )aintenance of eNoe+.

/ene2its

Loca( )aintenance of eNoe+ is a4ai(a7(e wen centra(ie 2000 )ana&e)ent isnot a4ai(a7(e: wen te trans)ission 7etween 2000 an eNoe+ is not a4ai(a7(eor wen fau(ts occur an fie( operation is re;uire.

Description

Te Loca( aintenance Ter)ina( =LT> pro4ies te fo((owin& functions antoo(s@

E


65/185


Description

Te Huawei iana&er 2000 pro4ies a(( necessar fau(t )ana&e)ent:confi&uration )ana&e)ent: perfor)ance )ana&e)ent: securit )ana&e)ent ansoftware )ana&e)ent =F#% efine 7 -8%%> )ana&e)ent functions to e(poperators to )ana&e teir networ? e(e)ents on a su7,networ?.

F#% in4o(4es te fo((owin& contents@

#entra(ie fau(t )ana&e)ent

#entra(ie confi&uration )ana&e)ent

#entra(ie perfor)ance )ana&e)ent

#entra(ie securit )ana&e)ent

#entra(ie software )ana&e)ent

-nhance%ent

None.

Dependency

Te Huawei iana&er 2000 is re;uire.

1.!9 */FD+00'00! $ecurity $ocket

*ayer4 is a (aer 7etween te T#% (aer an te $Papp(ication (aer. L pro4ies te secure ata transfer function 7etween teeNoe+ an te Huawei iana&er 2000.

/ene2its

A(( re)ote operation an )aintenance tas?s are perfor)e trou& encrpteprotoco(s.

Description

ecurit oc?et Laer =L> is a (aer 7etween te T#% (aer an te $Papp(ication (aer. L pro4ies te secure ata transfer function 7etween teeNoe+ an te Huawei iana&er 2000. A(( $P app(ication ata transferretrou& L is encrpte. FT% o4er L is a(so supporte.



66/185


-nhance%ent

None.

Dependency

Re(ate certifications are re;uire.

1.'0 */FD+00'00' $o2tware ersion3pgrade Manage%ent

4


67/185


Te process for up&rain& software at a networ? e(e)ent in4o(4es te fo((owin&two acti4ities@

Down(oain& te software pac?a&e fro) te Huawei iana&er 2000 to te

eNoe+. Tis )a ta?e so)e ti)e 7ecause of te (i)ite 7anwit of te$ (in? 7ut oes not a4e i)pacts on ser4ices.

Runnin& te software acti4ation co))an on te Huawei iana&er 2000c(ient. Te sste) wi(( auto)atica(( (oa te software to te tar&et 7oarsan acti4ate te software. To acti4ate te software: te tar&et 7oars wi(( 7ereset an te ser4ice on te 7oars wi(( 7e isrupte.

Te a7o4e,)entione two acti4ities can 7e one seperate(. E.&. own(oain&software pac?a&e to eNoe+s at ati)e an acti4atin& te software at )ini&t.Te seperate software up&rae proceure e(ps to reuce te ris? of softwareup&rae fai(ures an ser4ice isruption of te su7,networ?.

-nhance%ent

None

Dependency

Te Huawei iana&er 2000 is re;uire.

1.'1 */FD+00'00( ot &atch

Manage%ent4


68/185


Q Runnin& ifferent co))ans at ifferent steps of te patc insta((ation@ "ntis wa: users a4e fu(( contro( o4er te insta((ation proceure@ own(oa:(oa: acti4at an confir).

Ro((7ac? of te (ast insta((e ot patc ninsta(( of te ot patc

-nhance%ent

None

Dependency

Hot patc )ana&e)ent can 7e i)p(e)ente on te Huawei iana&er 2000 or teeNoe+ LT.

1.' */FD+00'00) Fault Manage%ent

4


69/185


Te eNoe+ wi(( perfor) fau(t iso(ation an fau(t auto)atic reco4er to )ini)iete i)pacts on ser4ice.

Fau(t corre(ation

Fau(t )ana&e)ent supports a run,ti)e fau(t corre(ation an(in& )ecanis) an)a?es it possi7(e to notif operators of te )ost i)portant a(ar)s =te root causean i)pacts on te traffic> instea of a(( te re(ate ones wen a fau(t occurs. Tenu)7er of a(ar)s can 7e &reat( reuce in tis wa: wic )a?es it easier to(ocate an so(4e te networ? pro7(e)s. Tis )ecanis) is preefine ane)7ee in te networ? e(e)ents: an operators can custo)ie )ore a(ar)corre(ation an(in& ru(es on te Huawei iana&er 2000.

Fau(t reportin&

Fau(ts are reporte to users in te for) of a(ar)s. +ecause of te fau(t corre(ationfunction: te infor)ation of te corre(ation 7etween a(ar)s is containe in a(ar)s.

"f an ser4ice,affectin& fau(ts occur: operators can &et te root fau(t 7 si)p(ri&t,c(ic?in& te ser4ice,affectin& fau(ts.

Te operators can 7rowse rea(,ti)e a(ar) infor)ation: ;uer istor a(ar)infor)ation: an store a(ar) infor)ation. Te on(ine e(p pro4ies etai(etrou7(esootin& )etos for eac tpe of a(ar).

-nhance%ent

Huawei LTE eRAN2.0 supports %" a(ar) etection..

Dependency

Fau(t )ana&e)ent can 7e i)p(e)ente on te Huawei iana&er 2000 or teeNoe+ LT.

1.'! */FD+00'00 Con2igurationManage%ent

4


70/185


Description

#onfi&uration )ana&e)ent pro4ies operators wit a )eans to co((ect an )ana&ete ata of te networ? e(e)ent. Te )ana&ea7(e e(e)ent ata co4ers te psica(aspect =e;uip)ent> an (o&ica(/functiona( aspect =suc as ce((s an (in?s>. Te&rapic user interface )a?es it eas to i)p(e)ent te )ana&e)ent.

To )ini)ie te i)pact of reconfi&uration on te sste): Huawei confi&uration)ana&e)ent function as te fo((owin& i)portant features@

%sica( )oifications are inepenent of te re(ate (o&ica( )oifications.

A(( te re;uire )oifications to satisf a efine tas? are co)p(ete(cec?e to ensure teir 4a(iit 7efore te )oifications can 7e app(ie to teeNoe+.

#onfi&uration ata consistenc 7etween te NE an te Huawei iana&er2000 are a(was ensure.

+ot off(ine confi&uration an on(ine confi&uration are supporte.

$ff(ine confi&uration

#E =#onfi&uration ana&e)ent E is a &rapic off(ine confi&uration too(."n aition to &enera( confi&uration functions: it pro4ies so)e confi&urationte)p(ates to ease site ep(o)ent o7s. "t a(so pro4ies so)e 8" wiars to e(puser to finis capacit e


71/185


/ene2its

Te perfor)ance )ana&e)ent function pro4ies an efficient wa to )onitor tenetwor? perfor)ance so tat networ? trou7(esootin& an opti)iation can 7ei)p(e)ente: an te rea(,ti)e %" )onitorin& is a )ore efficient feature.

Description

%erfor)ance )easure)ent &i4es te etai(e infor)ation of te networ?. ucinfor)ation faci(itates trou7(esootin& an networ? opti)iation.

% a)inistration

Te perfor)ance )easure)ent a)inistration pro4ies operators wit a )eans to)ana&e te a4ai(a7(e )easure)ents.

For te new co))issionin& networ? e(e)ents =eNoe+>: te preefine

perfor)ance )easure)ents wi(( start after initia( startup pase. Te perfor)ance)easure)ents can 7e suspene an resu)e )anua((.

Te networ? e(e)ents =eNoe+> pro4ie )acine,)acine interfaces: a((owin& teHuawei iana&er 2000 to co((ect te necessar statistics an to set te re(atepara)eters inc(uin& statistica( counters an te )easure)ent perio.

Te statistics are o7taine 7 te Huawei iana&er 2000 in 7inar for)at ine4er )easure)ent perio. Te resu(t fi(es are a(so store in te networ? e(e)ent=eNoe+> for up to -


72/185


-nhance%ent

an of % counters are ae.

Dependency

%erfor)ance )ana&e)ent is i)p(e)ente on te Huawei iana&er 2000.

1.'( */FD+00'009 Real+ti%eMonitoring o2 $yste% Running6n2or%ation

4


73/185


-nhance%ent

None

Dependency

Rea(,ti)e )onitorin& of sste) runnin& infor)ation can 7e i)p(e)ente on teLT.

1.') */FD+00'010 $ecurityManage%ent

4


74/185


1.' */FD+00'011 ;pti%ied eode/Co%%issioning $olution

4. iana&er 2000 can use tisinfor)ation to auto)atica(( se(ect a correct confi&uration ata.

Q $r : fi(e en&ineer can ca(( te a)inistration center an report tepsica( ientit of te eNoe+

"n te proceure: te new( insta((e e;uip)ent wi(( auto)atica(( set up teconnection wit te Huawei iana&er 2000 7 usin& DH#%: own(oasoftware an ata fro) te Huawei iana&er 2000: an insta(( te software.

+ co))issionin& is supporte. Te associate software an ata of teeNoe+ can 7e copie to a + is? at te a)inistration center. A (oca(co))issionin& en&ineer on( nees to o7tain te + is?: insta(( tearware: an connect te + is? to te + port on te eNoe+. Aftertat: te eNoe+ can auto)atica(( insta(( te software an (oa ata: start up:an set up te connection to te Huawei iana&er 2000. No )ore (oca(confi&uration is re;uire.

-nhance%ent

Tis feature si)p(ifies eNoe+ co))issionin&.

HA!E" #$NF"DENT"AL %a&e B* of 190


75/185


Dependency

Te opti)ie eNoe+ co))issionin& so(ution epens on te Huawei iana&er2000. + co))issionin& re;uires + is?s.

1.'8 */FD+00'01 -n


76/185


$u%%ary

Te Huawei iana&er 2000 retrie4es in4entor infor)ation auto)atica(( fro)te eNoe+ after co))issionin& an sncronie te infor)ation on te eNoe+e4er a.

/ene2its

!it tis function: operators can o7tain te ti)e( an accurate in4entor ata ofte e


77/185


$u%%ary

Tis feature in4o(4es te eNoe+ (icense contro(.

/ene2its

!it tis feature: te operators can purcase te (icense 7ase on te networ?e4e(op)ent: tus reucin& te initia( cost of te networ? ep(o)ent.

Description

Te (icense fi(e is use to eter)ine weter te optiona( features are a4ai(a7(e anow )an optiona( features are a4ai(a7(e.

Te (icense fi(e can 7e own(oae re)ote( to te eNoe+. Te operators can)ana&e an ;uer te contents in te (icense fi(e trou& te LT or te 2000

c(ient.

Te (icense fi(e is store in te eNoe+.

New or up&rae (icense fi(es can 7e orere fro) Huawei.

-nhance%ent

None.

Dependency

None.

HA!E" #$NF"DENT"AL %a&e *0 of 190

2000

eNoe+ 1

Lic

eNoe+ 2

Lic

eNoe+ n

Lic


78/185


;ptional Features Description.1 *;FD+001001 D* 7 M6M;

4


79/185


Trans)it i4ersit an c(ose,(oop ran?,1 precoin& are so(utions to co)7at si&na(fain& an interference. + pro4iin& se4era( si&na( 7rances tat present inepenent4arin& si&na( (e4e(s: space i4ersit increases te ro7ustness of te raio (in? 7ecause

te pro7a7i(it tat a(( si&na( copies are si)u(taneous( in eep fain& is (ow.

patia( )u(tip(e


80/185


p(in? 4irtua( "$ is a wa to i)pro4e te trou&put of te LTE sste). !it"recei4e antennas for an LTE eNoe+: no )ore tan"4irtua( "$ users can 7ee)ou(ate. Te up(in? 4irtua( "$ oes not in4o(4e Es an it is transparent to

Es. Huawei eRAN1.0 eNoe+ supports two recei4e antennas an tus supports two4irtua( "$ users.

!it up(in? 4irtua( "$: te eNoe+ re;uires te )atcin& e)ou(ation a(&orit)an canne( esti)ation a(&orit) in orer to successfu(( e)ou(ate te si&na(s fro)ifferent 4irtua( "$ users tat use te sa)e fre;uenc,ti)e resources.

"f two recei4e antennas are confi&ure in eNoe+: te eNoe+ )easures te E6sup(in? canne( "NR an canne( orto&ona(it wit anoter E. "f te E a4e &oo#" an &oo canne( orto&ona(it wit te oter E: 2.

"f two recei4e antennas are confi&ure in te eNoe+: te eNoe+ aapti4e( se(ects7etween L 2


81/185


spatia( )u(tip(e trou& te antenna )a&nitue para)eter in aition to L 2,

HA!E" #$NF"DENT"AL %a&e *' of 190


82/185


antenna recei4e i4ersit.

-nhance%ent

None

Dependency

RI i4ersit re;uires te eNoe+ to pro4ie enou& RF canne(s an e)ou(ationresources tat can )atc te nu)7er of i4ersit antennas. Tis feature as no specia(re;uire)ents on Es.

.( *;FD+00100) 3* )':4M

4 an 1BA. Te up(in? B'A is intene to increase te 7it ratefor Es in e


83/185


e)ou(ation.

.) *;FD+00101 3* 6nter2erenceReEection Co%bining

4: Huawei eRAN1.0

pro4ies interference reection co)7inin& to effecti4e( o4erco)e te inter,ce((interference. Te )eto can 7e use wit recei4in& i4ersit an can 7e use for"$ ecoin& in an scenario.

/ene2its

Tis feature can i)pro4e te sste) perfor)ance in te presence of interference.Terefore: enance networ? co4era&e an 7etter ser4ice ;ua(it are pro4ie for ce((e&e users =#Es>.

Description

"nterference Reection #o)7inin& ="R#> is a recei4e,antenna co)7inin& tecni;ue toeffecti4e( co)7at te inter,ce(( interference. "R# is often use to&eter wit recei4ei4ersit. "n teor: "R# can 7e use for u(tip(e "nput u(tip(e $utput ="$>ecoin& in an scenario: an it is particu(ar( effecti4e for co(ore interference.

Te )ain a4anta&e of "R# (ies in tat it can outperfor) a in ter)s of e)ou(ation of a si&na( in te presence of interference ora))in&. Te essence of "R# is to )oe( te interference as a rano) process: anuse opti)a( fi(terin& tecni;ues to pre,witen te recei4e ataStere7 )a?e teinterference (i?e te wite noise so tat a con4entiona( etector can 7e app(ie.#onse;uent(: tis )eto re;uires te ?now(e&e of so)e para)eters associate witte interference =for instance: its co4ariance )atri.

-nhance%ent

None

Dependency

Te eNoe+ )ust 7e e;uippe wit )u(tip(e recei4e antennas =e;ua( to or )ore tantwo>.

HA!E" #$NF"DENT"AL %a&e *B of 190


84/185


. *;FD+00101' Dyna%ic 6nter+Cell6nter2erence Coordination

..1 *;FD+00101'01 Downlink Dyna%ic 6nter+Cell 6nter2erence Coordination

4


85/185


-nhance%ent

None

Dependency

None

.. *;FD+00101'0 3plink Dyna%ic 6nter+Cell6nter2erence Coordination

4wen L na)ic "#"# is ena7(e. Huawei eRAN1.0 supports "#"# in 7ot fre;uenco)ain an ti)e o)ain.

"n Huawei eRAN1.0: ifferent strate&ies are e)p(oe for te intra,eNoe+ scenarioan te inter,eNoe+ scenario. For te nei&7orin& ce((s in te sa)e eNoe+ =intra,

eNoe+>: te coorination is acie4e at ti)e o)ain tan?s to te natura(sncroniation a)on& te ce((s: for e or interna(( =for na)ic "ntra,eNoe+ L "#"#>. H"" is pri)ari( use for fre;uenc resource a((ocation to a4oiinterference. "t is a(so use for na)ica(( aust)ent of te fre;uenc 7an use for#Es. After te interference is &enerate: te interfere ce(( )i&t 7roacast $" to

nei&7orin& ce((s to reuce interference.

HA!E" #$NF"DENT"AL %a&e *3 of 190


86/185


-nhance%ent

"n eRAN2.0: L "#"# a(&orit) can&es te i4ision of 7asic ce(( e&e fre;uenc7ase on eNoe+ to te i4ision of 7asic ce(( e&e fre;uenc 7ase on ce((. "t a(socan&es te coorination was tat it is coorinate 7etween two ce((s in te o(4ersion to coorinate a)on& a(( te necessar nei&7or ce((s.

Dependency

None

.8 *;FD+00100 igh $peed Mobility

4


87/185


Dependency

None

.9 *;FD+001008 3ltra igh $peedMobility

4


88/185


.10 *;FD+001009 -7tended Cell 4ccessRadius

4. For for)at 0: it correspons to s)a(( ce(( access raius:for for)at 1: 2 an -: te correspon to e


89/185


.11 *;FD+0010!0 $upport o2 3-Category ,!,'

4


90/185


3plink physical layer para%eter


91/185


/ene2its

Te nor)a( #% an te e. TT" 7un(in& can e(p to i)pro4e te up(in? co4era&e. "n TT" 7un(in&: apac?et is trans)itte as a sin&(e %D urin& a 7un(e of su7se;uent TT"s witoutwaitin& for te HAR fee7ac?. HAR fee7ac? is on( e


92/185


/ene2its

TT" 7un(in& cou( e(p to i)pro4e up(in? co4era&e an in,ouse reception for 4oice.

Description

TT" 7un(in& trans)ission is introuce to i)pro4e LTE up(in? co4era&e witout teissues of o4erea associate wit L2 se&)entation an A# =Ac?now(e&e)ent>/NA# =Ne&ati4e Ac?now(e&e)ent> errors. Te Es in ce(( 7ounar can reucetrans)ission e(a 7 )eans of TT" 7un(in& trans)ission. Te acti4ation aneacti4ation of TT" 7un(in& trans)ission is contro((e 7 RR# si&na(in& )essa&e.

"f TT" 7un(in& is confi&ure 7 te RR# (aer: a para)eter TT"+NDLE"E

pro4ies te nu)7er of TT"s of a TT" 7un(e. !itin a TT" 7un(e: HARretrans)issions are non,aapti4e an sa(( 7e perfor)e witout waitin& forfee7ac?s =e.&. NA# or A# > re(ate to pre4ious trans)issions accorin& to tepara)eter TT"+NDLE"E. A fee7ac? for a TT" 7un(e is on( recei4e for aspecific TT" corresponin& to TT"+NDLE"E. A retrans)ission of a TT" 7un(eis a(so a TT" 7un(e.

-nhance%ent

None.

DependencyTe E sou( support TT" +un(in&.

.1' *;FD+00101( -nhanced $cheduling

.1'.1 *;FD+00101(01 C:6 4dEust%ent

4 aust)ent.



93/185


/ene2its

Tis feature 7rin&s te fo((owin& 7enefits@

Effecti4e( co)pensates for te inaccurate #" )easure)ent an )a?es te# se(ection )ore accurate 7 usin& a c(ose,(oop )ecanis).

")pro4es te sste) capacit 7 se(ectin& )ore accurate #.

A((ows an aapti4e #" )easure)ent for ifferent scenarios an tereforei)pro4es te sste) capacit.

Description

Te #" aust)ent sce)e enances te con4entiona( A# sce)e 7 introucin&own(in? #" aust)ent. "t cou( pro4ie aitiona( perfor)ance &ains.

ner te con4entiona( A# sce)e: te eNoe+ cooses a ou(ation an #oin&

ce)e =#> for a E 7ase on te reporte #". As a resu(t: # wi(( )ain(can&e accorin& to te reporte #". ince te E )easure)ent error an canne(fain& cou( )a?e te reporte #" so)ewat inaccurate: te # se(ection 7ase onte inaccurate #" cou( cause te DL trans)ission fai(s to reac te +(oc? Error Rate=+LER> tar&et. Te con4entiona( A# sce)e oes not a4e a c(ose,(oop fee7ac?)ecanis) to &uarantee tat te actua( +LER reaces te +LER tar&et.

Te #" aust)ent sce)e introuces a c(ose,(oop )ecanis) to co)pensate forte #" )easure)ent errors. !en an eNoe+ se(ects te # for te DLtrans)ission: 7esies te #" an trans)its power: te eNoe+ a(so consiers teifference 7etween te tar&et +LER an te actua(( )easure +LER. Note tat teactua(( )easure +LER is ca(cu(ate on te 7asis of te c(ose,(oop A#/NA#

tat te eNoe+ recei4e fro) te DL trans)ission. "n aition: te c(ose,(oopso(ution use 7 te #" aust)ent sce)e a((ows te eNoe+ to instruct a E tocan&e te +LER tar&et for #" reportin&: wic cou( )a


94/185


/ene2its

Te sceu(in& feature is te core function to pro4ie o in a LTE sste). Huaweisceu(in& so(ution cou( pro4ie te fo((owin& 7enefits@

8uarantees te o for 8+R: an non,8+R ser4ices.

Acie4es an opti)a( traeoff a)on& trou&put: fairness: an te o.

Description

Te sceu(in& function faci(itates to te acie4e)ent of efficient resource uti(iationon a sare canne(. "n a LTE sste): te sceu(er a((ocates resources to te Ese4er 1 )s or e4er one TT". Te sceu(in& a(&orit) nees to )eet te ore;uire)ents for ifferent ser4ices an to acie4e a &oo traeoff 7etween prioritifferentiation a)on& ifferent ser4ices an te fairness a)on& users.

Te o specification is 7ase on te nine o #" efine in LTE stanars. Tenine ifferent #" c(asses can 7e i4ie into 8+R an Non,8+R ser4ice. Tesceu(in& so(ution is re;uire to &uarantee te 7it rate re;uire)ent for 8+R ser4ices:an enforce te A+R for Non,8+R ser4ices. ini)u) +it Rate =in,+R> is set forNon,8+R ser4ices to a4oi star4ation.

Te L sceu(er uses to?en 7uc?et a(&orit) to acie4e rate contro( function for8+R an Non,8+R ser4ices. %roportiona( Fair =%F> a(&orit) is te 7asic strate& toensure sceu(in& priorities =7ase on #"> a)on& ifferent ser4ices. Hi&er prioritis assi&ne to " si&na(in& an 8+R ser4ices. e)i,persistent sceu(in& ise)p(oe for Vo"% ser4ice to ensure te 4oice ;ua(it. !en te con&estion inicatorfro) (oa contro( a(&orit) is recei4e: te sceu(er )i&t reuce te &uaranteeata rate for 8+R ser4ice. Te sceu(er )i&t a(so consier te input fro) L "#"#

to reuce interference.

"n eRAN2.1: up(in? sceu(e wi(( i4ie te L#8 accorin& to $perator confi&ure.V$"% wi(( 7e assi&ne wit si&na(in& in te sa)e L#8 an non,8+R wi(( a4e twoL#8. Tese can &uarantee te i& priorit non,8+R in up(in? sceu(e. %+R wi((not 7e te sa)e as )in,8+R an %+R wi(( 7e confi&ura7(e for operator.

Te DL sceu(er e)p(os an enance sceu(in& strate&. Durin& a &i4en ti)ewinow: te sceu(er is re;uire to &uarantee 8+R an A+R for a(( ser4ices. For8+R ser4ices: te user canne( ;ua(it an te ser4ice pac?et e(a are ta?en intoaccount wen ca(cu(atin& te priorit. For Non,8+R ser4ices: in aition to te usercanne( ;ua(it: te sceu(e ser4ice trou&put is a(so consiere wen ca(cu(atin&te priorit. Note tat se)i,persistent sceu(in& is use for Vo"% ser4ice a&ain an te

7anwit a((ocate for Vo"% traffic is not sceu(e 7 te sceu(er. Te enanceDL sceu(er can acie4e an opti)a( traeoff a)on& trou&put: fairness: an o&uarantee. Te sa)e as te L sceu(er: te DL sceu(er a(so consiers te inputfro) DL "#"# to reuce te inter,ce(( interference.

-nhance%ent

None

Dependency

None

HA!E" #$NF"DENT"AL %a&e 3* of 190


95/185


.1( *;FD+00101) o6& $e%i+persistent$cheduling

4 pac?ets arri4e at an inter4a( of 1B0)s.

Te se)i,persistent sceu(in& a((ocates a certain a)ount of resources =suc asresource 7(oc?s> for te 4oice ca(( urin& te ca(( setup perio trou& RR# si&na(in&.Te a((ocation is se)i,persistent an oes not nee to 7e re;ueste a&ain trou&L/DL contro( si&na(in& unti( te ca(( ens an te resources are re(ease. To a((owte )a


96/185


eacti4atin& resource a((ocation acti4ities 7etween ta(? spurt an si(ent perio.

"f 7ot V$"% an ata traffic are present for an E: na)ic sceu(in& is use instea of se)i,persistent sceu(in&.

tartin& fro) eRAN2.1: wen it is 1.'H sste) 7anwit: it wi(( not use se)i,persistent sceu(e an wen it is oter sste) 7anwit: it wi(( preser4e so)epercent of tota( R+ resource. Te reason is tat if V$"% occupies a (ot of resource: itwi(( i)pact te sceu(e of si&na(: wic is sceu(e after V$"%.

-nhance%ent

None

DependencyNone

.1) *;FD+00101 R;bust eaderCo%pression AR;CB

4.

$n an en,to,en trans)ission pat: te entire eaer infor)ation is necessar for a((pac?ets in te f(ow. Howe4er: o4er a wire(ess (in? =a portion of te en,to,en pat>:so)e of te infor)ation 7eco)e reunant an can 7e reuce o4er te (in?: since

te can 7e transparent( reco4ere at te recei4in& sie.



97/185


R$H# protoco( pro4ies an efficient: f(e


98/185


networ?: tus i)pro4in& user e inication an enance si)u(taneousDL/L ata trans)ission. Tis feature acce(erates te s(ow startup an con&estion

a4oiance of te ser4er an i)pro4es te DL trou&put in te case of si)u(taneousup(oain& an own(oain&. Terefore: tis feature &reat( i)pro4es te % atatrans)ission perfor)ance.

A# sp(ittin&

"n T#%: te con&estion winow is upate accorin& to te nu)7er of recei4eA# )essa&es an is e


99/185


cause 7 isorere pac?ets. "n tis wa: trans)ission resources are sa4e.

+ui(in& ! inication

!en T#% winow sie in ser4er sie is B'+: te sncroniation pac?et wi((

not inc(ue ! inication. "f te recei4in& sie etects tat tere is no !inication: te sncroniation A# pac?et returne 7 recei4in& sie wi(( notinc(ue ! inication. "n tis case: e4en if te capa7i(it of te recei4in& en is&reater tan B'+: te winow sie is (i)ite to B'+. Terefore: tetrou&put is ecrease if te actua( recei4in& capa7i(it e


100/185


(oss of ata pac?ets.

#urrent(: T#% as te )ain transport (aer protoco( is use on "nternet. %ac?et (oss isre&are as (in? con&estion 7 T#%: an T#% wi(( corresponin&( reuce te ata

trans)ission rate. T#% protoco( is a(so sensiti4e to roun trip e(a an it wi(( ta?eactions ifferent( in case ust one pac?et is (ost or if a 7urst of pac?ets is (ost. "n caseof uncontro((e pac?et (osses: it )a ta?e a consiera7(e ti)e for te ata rate toincrease a&ain: (eain& to poor raio (in? uti(iation an causin& (on& e(as for teen user.

"n aition: in case a user is perfor)in& para((e( acti4ities: e.&. FT% own(oain& anwe7 7rowsin&: if te fi(e own(oain& as a o)inant strea) wou( fi(( te 7uffers antere7 cause a (on& e(a for we7 7rowsin&: 7efore antin& wou( appen wenc(ic?in& on a (in?.

Te functiona(it of A is pro4ie as an opti)ie 7uffer an(in& )eto: inorer to interact wit te T#% protoco( in a fa4ora7(e )anner an reuce te 7ufferin&

e(a wi(e &uaranteein& te i& trou&put. Huawei A so(ution is i)p(e)ente7ase on te 7asic teor of RED =Rano) Ear( Detection>. "t introuces twocon&estion etection treso(s: inc(uin& con&estion treso( an )a


101/185


$u%%ary

Tis feature ena7(es ser4ice ifferentiation wen te networ? is con&este to pro4ie7etter ser4ices for i&,priorit users.

/ene2its

Tis feature pro4ies operators wit a )eto to ifferentiate users accorin& to teirpriorit. Hi& priorit users can o7tain te sste) resources in case of resource(i)itation. "n tis wa: operators can pro4ie 7etter ser4ice to tose i& priorit users.

Description

%re,e)ption is te function re(ate to a)ission contro( an is te )eto forifferentiatin& ser4ices. "t ena7(es operators to pro4ie ifferent ser4ices 7 settin&ifferent priorities: wic wi(( affect te user ca(( setup success rate urin& te ca((setup proceure. "f tere are not enou& resources an a new ca(( is not a)itte toaccess to te networ?: i& priorit user wi(( a4e )ore cances to access to tenetwor? tan (ow priorit users 7 pre,e)ptin& oter (ow priorit users.

Te priorit infor)ation is o7taine fro) te E,RA+ Le4e( o %ara)eters inc(uin&AR% =A((ocation / Retention %riorit>: in te )essa&e of ERA+ ET% REET.Te eNoe+ wi(( assi&n te user priorit 7ase on AR%.

%re,e)ption wi(( ta?e action if a)ittin& a ca(( fai(s ue to (ac? of resource: inc(uin&1 trans)ission resource an raio resource =for e. Te ser4ice wit te attri7ution of %re,e)ption #apa7i(itan %re,e)ption Vu(nera7i(it inicates te ser4ice a7i(it of pre,e)pt an pre,e)ption 4u(nera7i(it. Te pre,e)ption capa7i(it inicates te pre,e)ption capa7i(itof te re;uest on oter E,RA+s: an pre,e)ption 4u(nera7i(it inicates te4u(nera7i(it of te E,RA+ to pree)ption of oter E,RA+s.

"n case of i&na(in& Raio +earer =R+>: te pre,e)ption wi(( not 7e tri&&ere ifresource a((ocation for R+ fai(s. For te e)er&enc ca(( =e.&.: E911> ser4ice: onaccount of teir 4er i& priorit: it a(was as te pree)ption capa7i(it. For teR+: e)er&enc ca(( an " si&na(in&: te cannot 7e pree)pte.

-nhance%ent

None

Dependency

Depenenc on oter NEs

Tis feature nees te core networ? to 7rin& te AR% "E to eNoe+ urin& E,RA+assi&n)ent proceure so tat eNoe+ can &et te ser4ice priorit wit tose E,RA+para)eters.

HA!E" #$NF"DENT"AL %a&e 9' of 190


102/185


.0 *;FD+0010!8 RR3 Channel CrossConnection 3nder M6M;

4


103/185


-nhance%ent

None

Dependency

Tis feature is )ore suita7(e for RRs insta((e on top of te tower.

.1 *;FD+001018 $1+2le7

4


104/185


eNoe+ an te E. "t a((ows an eNoe+ to 7e connecte to )u(tip(e Essi)u(ate(.

"n eRAN2.0: Huawei eNoe+ supports a )a


105/185


Te E is se(ecte 7ase te networ? topo(o& to reuces te possi7i(it ofswitcin& E urin& )o7i(it.

Loa,7ase E se(ection

Te E is se(ecte 7ase on its capacit an (oa. Te capacit of te E can 7einfor)e to te eNoe+ urin& te 1 setup 7 te E. !en an E iso4er(oae: te eNoe+ wi(( not assi&n new Es to te E.

-nhance%ent

None

Dependency

E )ust support E %oo( function si)u(taneous(

. *;FD+0010' *oCation $er can 7e use to ientif E6s &eo&rapica((ocation infor)ation suc as (on&itue: (atitue: 4e(ocit an so on. Te &eo&rapica((ocation infor)ation can 7e use to offer a ran&e of (ocation 7ase 4a(ue aeser4ices. For instance: it can 7e use 7 na4i&ation app(ications: or for (ocationre;uire)ents in e)er&enc ca((/(awfu( interception situations. For e: is neee to support tis feature. "t can 7e an inepenent networ?e(e)ent in LTE core networ? or inte&rate in te E.

Te ifferent positionin& )etos supporte are@

#e(( "D 7ase K +asic accurac =epenin& on raio networ? ensit>

$TD$A =$7ser4e Ti)e Difference $f Arri4a(> K eiu) accurac



106/185


A,8% K Hi& accurac

L# feature is i)p(e)ente )ain( in E,L# an E wi(e te eNoe+ acts as atransparent entit for )essa&es an infor)ation )easure)ent forwarin&. A tpica(

L# proceure is@

E recei4es L# re;uire)ent for a tar&et E (ocation: or E starts L#ser4ice 7 itse(f.

E sens L# re;uire)ent to E,L#. E,L# sens au or can 7e una4ai(a7(e.

% ano4er 7etween E,TRAN an TRAN a(so supports te function tat te Escan 7e ane o4er to an inter,RAT TRAN ce(( wen tere is up(in? co4era&erestriction on E,TRAN.

% ano4er 7ase on up(in? power is supporte. !en E6s ser4ice o is (i)ite inup(in?: eNoe+ can tri&&er an inter,RAT ano4er to TRAN to &uarantee te ser4iceo.


8/12/2019 132066434-Huawei-LTE-eRA

132066434-huawei-lte-eran2-1-feature-description-doc.pdf

Documents