hspa+ introduction -hsdpa.pptx
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7/24/2019 HSPA+ Introduction -HSDPA.pptx
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HUAWEI TECHNOLOGIES Co., Ltd.
www.huawei.com
HSPA+ Introduction
-HSDPA
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Content#
HSA$ O%e&%iew
HSDPA Features
'e(e&ence
1
3
4
HSDPA Introduction2
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HSA$, the natu&al e%olution o(HSA
Both HSPA and HSPA+ are defned in 3GPP
HSPA+ is backward co!atib"e with HSPA
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Huawei HSA$ Solution 'oadma*
a!e +
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HSPA+ Feature Dependency
a!e )
= Rel-7/8 feature
= pre Rel-7 featurea
b
Indicates that feature a has a dependency on
feature b.Legends
DL L2
enhancements
D-!"#$%
&I&'D-!"D$%
-!"-D"!(-D!
D-&I&'
#L L2
enhancements
= optional Rel-) feature-
Release )
Release 7/8
Release */+
,+%& +%&
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Content#
HSA$ O%e&%iew
HSDPA Features
'e(e&ence
1
3
4
HSDPA Introduction2
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/eneft# #umma&0 o( HSDA
HSDPA #eatures $e% Benefts
D& '4-(A) *, hiher down"ink !eak data rate
Increases down"ink ca!acit%
D& 2.2 )I)/ Doub"es !eak data rates
Increases down"ink ca!acit%
&2 0nhanceent Sa""er oerhead consu!tion
Better ce"" ede coerae
Down"ink
)I)/ with '4(A)the theoretica" down"ink !eak rate can reach 42)bits
D-HSDPAD-HSDPA with '4(A) can !roide a !eak rate o42 )bits in the down"ink5
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HSDPA Channel Mapping
Logical channels
ransport channels
$hysical channels
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HSDPA Physical Channel Mapping
a!e 2
Transport Channels
D!
R%!
$!
0!
1%!
$!
Physical Channels
Dedicated $hysical Data hannel 2D$D!3
Dedicated $hysical ontrol hannel 2D$!3
$hysical Random %ccess hannel 2$R%!3
$hysical ommon $ac4et hannel 2$$!3
ommon $ilot hannel 2$I!3
$rimary ommon ontrol $hysical hannel -$!3
"econdary ommon ontrol $hysical hannel 2"-$!3
"ynchronisation hannel 2"!3
%c5uisition Indicator hannel 2%I!3
%ccess $reamble %c5uisition Indicator hannel 2%$-%I!3
$aging Indicator hannel 2$I!3
$! "tatus Indicator hannel 2"I!3
ollision-Detection/hannel-%ssignment Indicator
hannel 2D/%-I!
D"! $hysical Do6nlin4 "hared hannel 2$D"!3
!"-D"!-related "hared ontrol hannel 2!"-"!3
!"-D"! !igh "peed $hysical Do6nlin4 "hared hannel 2!"-$D"!3
Dedicated $hysical ontrol hannel 2uplin43 for !"-D"! 2!"-D$!3
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HSDPA Protocol Structure
• Admission control
• Handover decision
• Load management
• QoS management
$age ,
&%-hs &edium %ccess ontrol for !"D$%
&% &edium %ccess ontrol
!"-D"! !"-D"!
%ssociated #plin4
"ignalling%ssociated Do6nlin4
"ignalling
1 %! R%!
D! D!D!
D"!
&% ontrol
Iur or local
&% ontrol
D! D!
&%-d
#"!DDonly
&%-c/sh
$!1DD only
! !0! "!! DD only
$!
1%!$! #"!DD only
D"!Iub
&% ontrol
&%-hs
onfiguration
6ithout &%-c/sh
onfiguration
6ith &%-c/sh
onfiguration
6ith &%-c/sh
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HSDPA Protocol Stack 1
The NodeB is added ith the MAC!hs entity" #n the $NC% the MAC!d &aps the data on the DTCH'DCCH to HS!DSCH( The MAC!hs
! Controls the stream )eteen the MAC!hs and the MAC!d *or ,u) trans&ission-%
! Performs data scheduling *to coordinate the .u resources% user e/perience% and syste& capacity-%
! Selects transmission formats *rate adaptation-
a!e
.u.0 Node B
DTCH DCCH DTCH DCCH
MAC!d
MAC!hs
PH1
MAC!
hs
PH1
HS!
DSCH FP
AA23 or
.DP',P
ATM or
,P
ATM or ,P
AA23 or .DP',P
HS!DSCH FP
MAC!d
C$NC'S$NC,u)
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HSDPA Channel Mapping
a!e "
ransport hannels
$hysical hannels
Logical hannels
Data mapping
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UE CategoryMax HS-DSCH
codes for HSDPAMax peak rate Modulation
Category ! " #$PS%& '$AM& '($AM
Category ( " )
Category " " )!$PS%& '$AM*M+M,
Category ' " )
Category # " #.)! $PS%& '$AM& '($AM.
M+M,/ $PS%& '$AMCategory " ).)
Category 0 " !" 1$PS%2'$AM2'($AM3
*M+M,Category )4 " ()
Category ) " )
$PS%&'$AM*DCCategory )) " )
Category )! " ()
$PS%&'$AM& '($AM *DC
Category )( " ()
HSDPA Terminals Capability & Service Allocation
H S P A ! " #Q A$ % $ & $ ' %
D C (
H S P A! )" Q A$ (
H S P A! Q P S * (
H S P A ! " #Q A$ % D C (
H S P A! Q P S * (
H S P A! )" Q A$ (
H S P A ! Q P S * (
H S P A ! Q P S * ( H S P A
! )" Q A$ (
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HSA$ &inci*le#HSPA +volution,
!"D$% ,+ %&3
&I&'
&I&'+%&
D-&I&' !"#QA$(
+%&
D+%&
+.345*# 64AC la0e& *ea7&ate8
"9.345*#
+"."45*# +"."45*#
".45*#
9+.+45*#
• "332, ', 'AN .3• SE: "9.3;1
• "33, '9, 'AN ".3• SE: +".";1
• "339, '- 6)G8, 'AN 3.3• S*ect&al E<cienc0 6SE8: +.3;1
• "332, ', 'AN .3• SE: ".;1
• "33, '9, 'AN ".3• SE: +".";3
• "3, '2, 'AN).3
• SE: 9+.+;3
DC=HSDA i# an e##ential 5&anch in e%olution (&om HSDA to DC=4I4O
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HSDPA
HSDPA is a 9D&% do-nlin. high/speed data solution.
$ain 0eatures ,
4 2 ms short frame4 Lin. adaptation technologies on the physical layer: such as
4 !ybrid %utomatic Repeat Re5uest HA1Q34 %dapti;e modulation and coding A$C3
4 High/order modulation scheme for high spectrum efficiency4 Code division and time division for fle<ible scheduling among #(s
2ene0its,
4 Increase the do6nlin4 pea4 data rate and impro;e the ser;ice delay feature4 Increase the do6nlin4 throughput4 increase do6nlin4 capacity pro;iding better efficiency for do6nlin4 code
and po6er resources
a!e -
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5 HA5$ process in6ol6e only the NodeB and the .0 *7ithout in6ol6ing $NC-
89 allos the NodeB to rapidly re:uest retrans&ission o erroneously recei6ed data
5 Ater recei6ing a MAC!hs PD. sent )y the NodeB% the .0 peror&s a C$C check and reports
an AC; or NAC; on the HS!DPCCH to the NodeB"
5 l , the .0 reports an AC;% the NodeB trans&its the ne/t ne data(
5 l , the .0 reports an NAC;% the NodeB retrans&its the original data
HSDPA ! HA$<
HA$< ena)les the syste&
to decide hether a
retrans&ission is re:uired
HA$< allos the ter&inal to&erge the data on the
retrans&itted physical layer(
.0 peror&s sot
co&)ining o all the data
recei6ed and increase the
cell capacity
The NodeB initiates a
ne 6ransport 7lock =s
trans&ission e6ery TT,(
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For HA$< retrans&ission )eteen the NodeB and the .0% to co&)iningstrategies are a6aila)le *CC and ,$-
6CC8 all &et&an#mitted data i# the #ame a# *&e%iou#l0 t&an#mitted data
4 Chase Co&)ining *CC- or retrans&itting data
6I78 the retransitted data a% be di9erent ro the!reious"% transitted data
4 Partial incre&ental redundancy *P+5- or trans&itting syste& )its in priority
4 Full incre&ental redundancy *F+5- or trans&itting 6eriication )its in priority
a!e 9
HSDPA ! HA$<
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Li7e the DCH which *e&(o&m# *owe& cont&ol, HSDA *e&(o&m# (a#t Ada*ti%e4odulation and Codin! 6A4C8 to com*en#ate channel %a&iation#
)odu"ation schee and codin rate ad:ustent each ;;I<> A4C i# 5a#ed on the channel ?ualit0 indicato& 6C@I8 &e*o&ted 50 the UE to #elect an a**&o*&iate
t&an#mi##ion &ate to meet channel condition#.> Good channel condition# : -@A4 o& -+@A4 can 5e u#ed to *&o%ide hi!he& t&an#mi##ion &ate#.> oo& channel condition#: @S can 5e u#ed to en#u&e the t&an#mi##ion ?ualit0.
In each ;;I= the ;#7 entit% o a ce"" se"ects one or u"ti!"e >ueues and <> Dete&mine the amount o( data that can 5e t&an#mitted> Dete&mine the modulation #cheme> Dete&mine the a**&o*&iate *owe& and channeliBation code#
a!e 2
HSDPA ;ey !AMC
1R ransport 1ormat and Resource ombination
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Feature " Ti&e and HS!PDSCH Codes Multiple/
a!e "3
The parallel data transmission of multiple users over HS-DSCH feature ena5le# theallocation o(: the time di%i#ion multi*lein! : die&ent code# in the #ame TTI to die&ent u#e&
the #ame code in die&ent TTI# (o& die&ent u#e&#
2ene0it ,
o he code multiple<ing can increase the resource utiliation and system throughput.
1e3uirements ,
o &ore !"-$D"! codes are re5uired 6ithin a single I.
o &ore efficient 6hen the >ode 0 has more !"-$D"! codes for allocation than those supported by the
#(.
(g? the #( supports * codes and the >ode 0 has , codes a;ailable in a single I.
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HSDPA
DL mproved L4 0or High throughput Support
"tatic RL $D# sie
Limited Data throughput
9ith +bit RL $D#: 28RL
6indo6 sie: and ,ms R?
&0R = +@28/.,=,A.,&bps.
Introduction of &I&': +%&: D
!"D$%..
anBt support data rate of 2,mbps and beyond
5hy +nhanced L4 6
RL entity? 1le<ible %&D and
#&D $D#: C ,* bytes
&% entity? "upport &%-ehs "upport data rate of 2,&bps and
beyond
Function o0 +nhanced L4
A2bit +bitFi7ed RL $D#
sie
Fle7ible RL $D#
sie
&2 is not a bott"eneck an% ore
! 8 )9:: bytes (
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HSDA
- he original do6nlin4 L2 function cannot adapt to such
high rates for high-speed transmission
- R7 introduction?
o pre;ent L2 to become the bottlenec4?
- (nhancing the RL entity to support 0le7ible 1LC PD;
si<es at the 1LC layer
%dding a ne6 sub layer: the $AC/ehs for
- data segmentation at the &% layer
- and 0or multiple7ing o0 3ueues o0 di00erent priorities
%fter the RL $D# arri;es at the &% layer % the $AC/ehs in the >ode0 determines 6hether to
segment this PD; -ill be segmented into a smaller PD;s based on instantaneous radio conditions
Do6nlin4 enhanced L2
re:uire&ent o edge
co6erage or s&aller$2C PD. si>es
re:uire&ent o high!
speed trans&ission orlarger $2C PD. si>es
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HSDA eatu&e -+ @A4
DL 4odulationScheme Data 'ate-+@A4 " 45*#- @A4 +.+ 45*#
5 +%& can increase do6nlin4 data throughput at
about ,. times of ,+%&.
5 !o6e;er: +%& modulation can only be selected
by #(s in ;ery good radio conditions and only near
cell area.
0its/symbols increase
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HSDA eatu&e -+ @A4
a!e "+
+tem 5e8uirement
CN The CN needs to support ?@PP $elease (
$NC <AM depends on donlink enhanced 9)% hich re:uires the $NC to support le/i)le $2C PD. si>es(
The $NC also needs to control the use o <AM during $B setup% reconiguration% and hando6er(
The DPU: or DPUe :oard supports the rate of ) M:it.s(
NodeB The NodeB needs to select a &odulation sche&e *<AM or non!<AM- or e6ery TT, through TF$C selection(
a- To ena)le a D7S!44 to support <AM% you need to conigure at least one enhanced donlink )ase)and processing)oard% na&ely E77C or E77Cd :oard2)- The D7S!044 and BTS?EE'?EEA need to )e conigured ith a ;77P:& ;77Pd& or ;77Pf )ase)and )oard orsupporting the <AM eature(c- The 76S!)E.AE needs to )e conigured ith an 0BB,% 0B#,% 0D2P% or 0D2Pd )oard( , an 0D2P or 0D2Pd )oard isused% the 0.2P or 0.2Pd )oard needs to support <AM(d- The BTS?E30 supports the <AM eature(
.0 The UE needs to support HS-DSCH category !& (& #& & 0& or )42
DL -+@A4 ( ";"8
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DL -+@A4 ( ";"8 6echnical Characteristics
> ,n the case o '($AM& a gain is achie<ed only =hen the signal-to-noise ratio 1S>53 is high ( Thereore% a
good channel en<ironment1C$+3 is re8uired
> A higher gain can )e achie6ed hen D9 '($AM is used ith other technologies such as DC-HSDPA2
> the 6?5C selection function of the >ode7 determines =hether to use do=nlink '($AM and notifies the
UE of the result through the HS-SCCH in each 66+2
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4I4O (o& HSDA
a!e "-
High CAP+= , 6o < channel are used 6o transmitting paths3 but no additional antenna is necessary.
It may re5uire additional RR#s and 900$a doesnBt support
2 R1 modules are interconnected 6ith antenna system using R1 umper?
'e#t&iction#: 5 4I4O aect# the #ettin!# o( &ecei%e
di%e&#it0. Thu#, )I)/ a9ects the?0s that do not su!!ort thiseature. That i#, the data &ate# o(the#e UE# a&e dec&ea#ed.
5 /n"% a ew handsets su!!ort
)I)/.
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4I4O&I&' &ulti Input &ulti 'utput3
>ain 0or pea. data rate per user,
5 ;sers at the center o0 a cell recei;e data from t6o different data streams: and thus the pea4 data rates of these
users are significantly increased.
5 ;sers at the edge o0 a cell recei;e data from only one data stream: and the pea4 data rates of these users are
slightly increased due to the reduction of 0(R and retransmission pro;ided by spatial di;ersity gain.
5 &I&' adopts the multi transmission and multi reception mode. 6o transmit antenna in the base station and t6o
in the recei;er side used to implement &I&'.
5 The Common Pilot Channel !CPCH( has to be transmitted 0rom both antennas?
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Downlink 64QAM+MIMO Introduction
Downlink Peak Data Rate
14.4
21
28
42
0
5
10
15
20
25
30
35
40
45
RAN10.0 RAN11.0 RAN11.0 RAN12.0 D
o w n
l i n
k
P e a
k
D a
t a
R a
t e
M b p s
Scheduling $ethod? he scheduler in >ode 0 determines 6hether to use +%&&I&' or not according to
hannel uality and ser;ice re5uirement and #( capability
+%&&I&' +%& &I&'
"# QA$5 'nly users at the center o0 a cell
can en@oy the increase o0 pea. data
rate5 License need to be added and
configured by cell
$$'5 All users in a cell can en@oy the
increase in the pea. data rate
5 License for &I&' need to be added
and configured by cell
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DC!HSDPA *1'-
$rimary arrier
1re5uency ,
"econd arrier
1re5uency 2
Dual cells co;ers
the same
geographical area
Do6nlin4 pea4 rate
up to #4$bps
#se 2 adacent carriers to transmitsimultaneously data to the same user
Carrier Con0iguration?
1or D users: the #L channel is only carried on the primary carrier anchor3
0oth carriers can be used for retaining and initiating ser;ices.
Service Distribution?
he " or $" con;ersational ser;ice is carried on a single carrier.
he 0(/streaming ser;ice is carried on the D-!"D$% preferentially.
'AN "
DC HSDA
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DC=HSDA
5 D-!"D$% has best coverage and better throughput in cell edges compared to all other features of !"$%
due to double fre5uency resource utiliation.
DL Conf!u&ation ea7 Data 'ate
DC=HSDA $ -@A4 6without 4I4O8 "9 45*#
DC=HSDA $ -+@A4 6without 4I4O8 +" 45*#
DC=HSDA $ -+@A4 6with 4I4O8 9+4h*#
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a e )
DC=HSDA
Backround and Benefts
> Dual=cell HSDA 6DC=HSDA8 ena5le# u#e&# to &ecei%e HSDA data (&om two inte&=(&e?uenc0
DL cell# unde& the #ame co%e&a!e at the #ame time.
> Com*a&ed with the t&aditional HSA technolo!0, DC=HSDA 5&in!# the (ollowin! !ain#:
– 'educe the HTT #e&%ice dela0. A# the u#e& *ea7 &ate i# inc&ea#ed, the HTT #e&%ice&e#*on#e dela0 can 5e !&eatl0 &educed, and u#e& #e&%ice e*e&ience can 5e
im*&o%ed.
– Im*&o%in! the u#e& e*e&ience o( cell ed!e u#e&# and enhancin the D&
coerae.
– ull0 utiliBin! #*ect&um &e#ou&ce# o( telecom o*e&ato&# to im*&o%e the ca*acit0.
> Se&%ice hie&a&ch0
Without DC HSDA:
– (&e?uenc0 i# *&e(e&&ed (o& '22 #e&%ice#,
– " (&e?uenc0 i# *&e(e&&ed (o& HSA #e&%ice#,
With DC HSDA int&oduction, – /oth and " can 5e u#ed (o& DL HSDA, and " i# &ecommended HSDA *&ima&0
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7estrictions o D e""s> DC=HSDA i# u#ed onl0 on channel t&an#*o&t HS=DSCH#.> The ancho& and #u**lementa&0 ca&&ie& cell# mu#t 5elon! to the #ame Node/
and wo&7 on adacent (&e?uenc0
DC=HSDA
+tem 5e8uirement
CN 6he C> needs to support the do=nlink peak rate of () M:it.s pro6ided )y donlink
DC! HSDPA ith <AM(
$NC 6he 5>C needs to support do=nlink enhanced 9)2
The $NC pro6ides the radio )earer sche&e or DC!HSDPA(
NodeB DC-HSDPA re8uires >ode7 to support MAC-ehs2 A single MAC!ehs entity supports HS!
DSCH trans&ission in &ore than one cell ser6ed )y the sa&e Node!B *FDD only-(
.0
,n ?@PP $elease % HS!DSCH categories 31% 33% 3?% and 3 o the .0 are added tosupport DC!HSDPA( ,n later ?@PP release% &ore HS!DSCH categories &ay support DC!HSDPA(
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a e ))
onfuration Actiation
> Node/ Side To conf!u&e the a local DC !&ou*, &un ADD DUALCELLG'.
To ?ue&0 a local DC !&ou*, &un LST DUALCELLG'.
> 'NC Side
To ena5le the DC=HSDA #witch, &un SET CO''4ALGOSWITCH:
C(!SwitchCGJHSDAJDCJSWITCH=K
When 5oth DC$-+@A4 and 4I4O$-+@A4 a&e #u**o&ted, to #et the *&e(e&ence to
DC=HSDA, &un SET 'C: 4I4Oo&DcHSDASwitchDC=HSDA=K
To acti%ate the +"4 licen#e to ma7e the DL *ea7 &ate eceed "9 45it;#, &un ACT
LICENSE: IS'I4A'L4NES, UNCTIONSWITCH+HSAJDOWN+"JE'JUSE'=K
DC=HSDA
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DC HSDA $ -+@A4
a!e )1
D -HSDPA = )I)/ &ink Pero4rance =PA3
3
1333
,3333
,1333
"3333
"1333
)3333
)1333
+3333
=,3 =1 3 1 ,3 ,1 "3 "1 )3Ior2 Ioc6dB8
; o u t 6 k b ! s
DC =HSDA $,-@A 4
DC =HSDA $-+@A 4
4I4 O$,-@A4
4I4 O$-+@A4
HSDA DL Conf!u&ationea7 Data
'ate"" 4I4O $ -@A4
6Sin!le Cell8 "9 45*#"" 4I4O $ -+@A4
6Sin!le Cell8 +" 45*#"" 4I4O $ -@A4 6Dual
Cell8 1- 45*#"" 4I4O $ -+@A4 6Dual
Cell8 9+ 45*#
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Content#
HSDA Int&oduction
HSA$ O%e&%iew
HSDPA #eatures
'e(e&ence
1
3
4
2
T&ou5le#hootin! (o& S Data *&o5lem#
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T&ou5le#hootin! (o& S Data *&o5lem#
n order to locate the issues% the 0ollo-ing procedures are applied,
HSDPA 7@@
Chec7in! and clea&in! Ala&m# Chec7in! the Si!nalin!
Chec7in! HSDA Statu# o( the Cell Chec7in! ' @ualit0
Chec7in! Acce## Si!nalin! 4e##a!e#
Chec7in! the Licen#e
Chec7in! CU U#a!e o( La* To*#
Chec7in! DCCC #ettin!
Chec7in! Downlin7 owe& 'e#ou&ce#
Chec7in! Downlin7 Code 'e#ou&ce#
Chec7in! the num5e& o( Online U#e&# in a Cell
Chec7in! Channel @ualit0 in Ai& inte&(ace
Chec7in! the /andwidth on the Iu/ inte&(ace
Chec7in! ac7et Lo##e# on Iu5 Inte&(ace
Chec7in! 'LC Downlin7 Window ull
T&ou5le#hootin! (o& S Data *&o5lem#
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T&ou5le#hootin! (o& S Data *&o5lem#
n order to create the mentioned inputs the 0ollo-ing tools are used,
- #&%
- >$&aster
- &2
- R> L&
- $robe
The input in0ormation 0or the mentioned procedures are,
-races - %larm Logs - $!R Data - 'peration Logs
- $erformance Data - D Log files - Real time monitoring -(tcE.
6echnical ;orkshop
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6echnical ;orkshop
Index o!"ent Na"e es#iption $!ppo#t %ink
1$AN Feature
Para&eter Description
$AN Feature Docu&entation presentscusto&ers ith product inor&ationrelated to 7CDMA $AN eatures%include HSPA and HSPA+(
&ttp'((s!ppo#t.&!awei.o"(s!ppo#t(pa)es(na*i)ation()oto+,Na*i.do-ationla)/)etAllsonDataolID/RN,67000000013le*el/3ite"Id/189:000912;ite"Id0/2;:ite"Id1/3:33ite"Id2/1:553ite"Id3/189:000912;ite"Id4/ite"Id5/ite"Id9/ite"Id/ite"Id8/ite"Id;/"ate#ial<pe/P#od!tMan!alis=edexDo<pe/pa)e$i>e/20
3Feature Deploy&ent
@uide
Feature Deploy&ent @uide presentseature deploy&ent procedure andnotice(
&ttp'((s!ppo#t.&!awei.o"(s!ppo#t(pa)es(na*i)ation()oto+,Na*i.do-ationla)/)etAllsonDataolID/RN,67000000013le*el/3ite"Id/202:00049309ite"Id0/2;:ite"Id1/3:33ite"Id2/1:553ite"Id3/202:00049309ite"Id4/ite"Id5/ite"Id9/ite"Id/ite"Id8/ite"Id;/"ate#ial<pe/123:2is=edexDo<pe/pa)e$i>e/20
? Acceptance @uide Acceptance @uide presents eatureacceptance procedure and test case(
&ttp'((s!ppo#t.&!awei.o"(s!ppo#t(pa)es(na*i)ation()oto+,Na*i.do-ationla)/)etAllsonDataolID/RN,67000000013le*el/2ite"Id/1:553ite"Id0/2;:ite"Id1/3:33ite"Id2/1:553ite"Id3/ite"Id4/ite"Id5/ite"Id9/ite"Id/ite"Id8/ite"Id;/"ate#ial<pe/123:2is=edexDo<pe/pa)e$i>e/20
? $AN Feature Para&eter Description @ %
? Feature Deploy&ent @uide @ and ? Acceptance
@uide @ can support us to deli6er the ser6ice easily(
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Thank you(huaei(co&
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