Best AvaUab\e Copy
`
`~
`TR 25.835 vo.o.g+(2000-os
`
`·~
`
`3G
`
`Technical Repot
`
`TSG-RAN Working Group 2 (Radio L2 and Radio L3)
`Sophia Antipolis, France, 21-15 August 2000
`
`R2-001701
`
`4.1
`Agenda item:
`Siemens
`Source:
`Technical report 25.835 on Hybrid ARO Type 11/111, V0.0.2
`Title:
`Document for: Decision
`
`3rd Generation Partnership Project
`Technical Specification Group Radio Access Network
`Report on Hybrid ARQ Type 11/11
`(Release 2000·
`
`.i'i~
`
`-:<;:··~j;~~;~--
`
`The prcscnl dnc-umcnl has been dcvclnpcd w~hin the 3" Ocnc:ra1inn Purtnmhlp PrujCCl (30PP ™l ond may be funhcr chlhur.ucd 10.- lhc rurix= ur 30PP.
`
`'The prcscm ducumcnl has nnl been subjccl tu WIY urrmvaJ pmccss by the 30PP Orgnnisadurw.J PmtncB nnd 1hnD Riil be lmplcmcntcd.
`This Spccif1t111W. ls pnividcd for fu1urc dcvclupmcru woit w~in 3GPPonly. Thc OrgonisatlunW Panncrs acccp1 no liabili1y riw ony use uf 1hls SpcciflCalinr
`Spc:cilica1i<ms lllld reports for implcmcnllllilln of lhc 30PP™ 1ysll:m shoold be ubu1incd via lhc JOPP Orgonislllional Pannell' Puhlia!linOJ OfficcJ.
`
`Page 1 of 13
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`

`

`Release 2000
`
`3G TR 25 835 V0.0.21f2000-08l3GIIR 25.836 VQ 0.21£2000 0813G-:r.R-ab.cd&-V~2000--0~ I
`
`Release 2000
`
`Keywords
`<keyword[, keyword]>
`
`Contents.
`
`ERrnw21'L=,,,·~·"·'""'"·""' .. "'"==··'·""'"'"'''''='"==··=· .. ,==,,==~=·="''"~~..,,===········ 6
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`........ =-=-1
`;;_,_. References ....... ,,= ................................................ ,; ..................... ,,,, ....... · · ··· ··· ..........
`3
`
`3GPP
`
`Postal address
`
`3GPP support office address
`650 Roule des Lucioles - Sophia Antipolis
`Valbonne - FRANCE
`Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 .
`
`Internet
`http://wwW.3gpp.org
`
`6.4.2 2
`
`l.J"_. __ t:\bfili;_yJ~!lnP..1~-·"~1.:.:.1.t.i,u.::.;~·.~i,l,=:.;.!.l'.._=·~~~.L:.l~:.U,:.:.:...._t.:.:.:.~:.s.i.=.=~ll:.:.:=:.=~d
`:.t. __ !;>_~,1.£IQ.ll_!!d an.<;!J!J]J%!lli;\ion ............. ,,,,_,_, ... =~=="""=" .. """='·'='"·="'"~·=·="="==•=-1
`;i __ , __ Qyi:n-.h;;~y _ _g_(._Hybrid AR~~·""·'"·'''"-'=•·=~•"""""""'·"~'-''=·===·=·~~~="".Jl
`.S,J _ _ Q~nernl.MJ:£!l.(10ism ..... "•=•==,,~=·~·M~~™" .. , , . , , .. ~~=.S
`Hybrid ARO Type !I/Ill in IJTRAN L.wer ~and Layer 3 ............... , ........... , ... , ................... , ....... 9
`(i
`6. I
`Prnt1>(,"l>l .\rchitt'Ctur.:
`,. ,,. 9
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`••• ~i=J.O
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`6.2.2
`Usage of logical channds and trnnspon channels with Case B .. ..... .. .. . . ... .
`. ..... ,.... .
`... .
`.. .. 11
`(l .. l ...... _. ___ !Jsage . ..!if.tGuw:>.11rtJ<i:!Jl!l.!!&l.'U!flJl .. P.lu:liiill~=··"""~'·'•~"'"·~"""""~'"=~~ ... ",~....,...........J1
`6.3 t
`Usa('>c t1f trnnsnort chttnnc.ls and phvsi1..~a1 channel:; \Vith c~\SC A ........................................................... 11
`Usa~e ot" trnnso1m channels and phvsical ch:1nnels with Cose B , .
`6 ~.2
`.,
`...... . • _
`11
`fi..4 ____ _______fu(.Jl!lli!les \!f.!.n.ttt!.~Y.~t..Erm;e1lug:s ........ 0 .,,, .. ==="""'==~ ... =
`.. ==·~=....Ll:
`ti~4.J ____ Exurnpk.:; of foterl.\iycr Pmcedures Brr c~sc ~~,t.·...:..:J..:.:~:.
`• 12
`6A.1.I
`DutaTrausferon Uplink ................. , ................. , ............... ,. ..... , .................. , .................... , .. 12
`, .... .,.-~&=~
`(:d.,J__; ______ .DJJ!;Lil1!!b'it:\;.LQJl .. Q.\!!fil!link""''==~'~"~""'~"'~"~~=·
`.6.:LL..L-......... __ ._ .. __ Q;)JJ.1..J:Iilll.lifilQ!J...llit;;:n\i.n.l<_m~!t..D.C.l:!±.J.2.'iC!:L,= ......... =•"""'~"'"''""'"'"=="~"·=·•"""'·'''"·"'"'==·=~cll
`!i..:1 .. 1.
`E!l(tmplcsqf Jnterluyer Prucedures for Cus.' B .
`.. ..
`.. .. ,. .. .....
`....
`. .,,.
`. .. 15
`fb:1.~.1._1 ____ ._t!AB.Q..u~!.~1fil.~~ info.rmati.Q.QJ.\f.e trnnsn1llli!.~1.12.J!!~c;,eivcr u:'in~ onc: phv::ic;.il chnnncl.
`,DPCH,.,,.,~.., .... ,.~.==-·~,. .. ~~,==~~=~-' ... 16
`l-IARO user data ;md :\id!! int"nnnatipu are tr.tnsmjta·d lt) n~c<,"ivi:r using on~ phvsical ch:rnoe)
`f'.~i.1:L,,= .. ,.~,"·"=~""·"="''""~·='•=·""""'=·=~,.,==·········· ,, ..... , .. :=...Jll
`!\A;; .. 1 .................... 1:!1\B..Q.1rn.llr..!\Ql"-ll!llL~i.\l.\;...in.fmmal.i.9.t1JlK~~Q;1rn1d:x: .. 1rnnfillli.t1i;.1L.1.1u~i;-_<;.i~~.Llllii!!s.l~9..till§i>..!ll.
`channels. DPCH and PDSCH .. , ............. ,..... ............ .... ...
`.. ..................... ,,. ............................. 17
`£.j_Sl'l"\'ic<'~ provi<lcd by the Phy>jcal l.,yer,,
`,..
`,,,. .... ,~ ....
`,..
`..22
`....... ~ ..... :.J1
`~~ 1
`Function~ of l&!Yer L ....... ,.... ......
`. ................ .... : .. '"~~ .. ··· , ....... ,,., ......... 11
`6; 2
`Interface ll' Laver 1... ... ..
`..,,.... ......
`. .. ,. . ,,....
`. ..... ,.. ....
`, .,
`,....
`.. ..
`.,
`....
`.. .. 22
`fl..5~2_._l ______ lnJerfocc. co Layer I for Case L, ... =""·'""="'·"'=·=~·,,=•==•=="""·~=·=12
`Ji.1,.:;,,l__---1Jllil!fa<.:J:.t\1l<l)'..~rJ.J'.QLQllii;..!L......=o.-.,.,=,.,•~="'""=~•~~=···=~,~=•u=.~
`6,6
`MAC Pr•)l<1C•)\ ..................... ,. ......... ,. ...................................... , ................................................................... 23
`MAC Prolo<'ol for('aso A,
`... .
`. ......... ,. ... ,
`... ,.~~·· .....
`.....
`.,
`...
`....
`23
`(l_,!Ll__
`li.fi .. :L .................. Mc\C.PJ:;;i\Q.i;.,1.Lfm_C;i.~.1:..!L ......... ,,, ..... , ........... ,., ........................... ,,,,, .............. ,, ....... _.=,="·"=""'·'·"""'"·'="~"'-""-'''=== .. =~ .. .:?J
`6.7
`RLC Prowcol ................... , ........... ,. .......................................... , ..................................................... 23
`RLC Pn.>t1>c\>l for Case A. ~==~=~ ,....
`..
`,23
`QJ_J___
`.6.J.~---.---BJ,J:: Protocol ft1r Ca:;;s~ ..... ".-"~,......
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`. ................... .u..·.~.....u..i.:.......
`• 23
`..
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`2..3..---8.B.CJ'rolocol ..
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`fi . ..!l....L_ RRC Pr111oc..1l for C.:isc A ............................ ,. ......... , .. ,.......
`......
`....... ....... ....... .....
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`!i.~---J~fil:J~rnll.icol for Case B
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`
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`
`. . . . . . . . . . . . . . •
`
`...,
`
`••••
`
`'
`
`Coprright Notification
`
`No part may be reproduced e.xcept as authorized by written pell\lission.
`The copyright and the foregoing restriction extend to reproduction in all media.
`
`© 2000, 3GPP Organizational Partners (AR!B, CWTS, ETSI, Tl, TT A,TTC).
`All rights reserved.
`
`. ............... 24
`. ......... , ...... ,.
`, ........... ,........
`,,. ...
`................ ,,,,,,,.........
`:z.._____ejwsical Lqyer illlflll>l•
`Overvkw of nhys.k·;iJ lavc-r mct·hnnist\l5 ... ... ...... ... ......... ..... .. ......
`. .. ,, .......................................... 24
`7. 1
`. ......... ~~~:...w........... .
`...
`...
`....
`....
`......
`.24
`u__-~~'fi1)U!'ltion ....
`.'.L1.. .. - ........ Jmn.il.\;J$_g! .. .V!l __ (l\lil_.Jll__gi;)_~_jJ_~_Q!T,).QIJ<~.iJ.)'.. .. ,,""""·"'·"""·""'·""'".~"·'"""'~"""·="=·••"'~= .. , ..... ., ... ~ ........ w.==·""''"'·'==~.5
`
`Best Available Copy
`
`.·~.
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`Page 2 of 13
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`

`

`Release 2000
`3G TR 25.835 yo.p.2112000..081JG6!".R..2MH ''0.p 21f2Q90 08l3G m-atM:dll-W,0,1){2000..0~
`9
`Spedfication lmpacrs.
`. .... .
`, .........
`........
`......... .. . ......
`... ............................. ,, ......... ,.,,,,,, ... 25
`J:liilory ................................ ,,.
`.. ................ ,, ...................................................................................... 25
`-l'eFCV1"<~FEI ............................................................................................................................................................ 5
`I
`Seti,ie ....................................................................................................................................................... (>
`
`1
`
`lltfel'i:laees ............................................................................................................................................... 6
`DetiRilieRS. :;ymllels 1111d al:>i1Fe'·iarieRs .................................................................................................. !\
`?
`;l,.1--Qef.iniltt>AS ................................................................................. ,.,.,,,.~='=·""'·""'="°'·=·==·=G
`S~111t>~ls .............................................................................................................................................................. 6
`?.1
`,;,,'l---Abbf..,.'litlliNlS .................................................................................................................................................. ,~,,(,
`
`~F6(juefioo .................................................................................................................. 6
`'5 OveF\iewc1~/.Hf ................................................................................... : ................. 7
`5.1
`Geneml Meehafli<;m ............................................................................................................................................ 7
`~fitl...ARQ TytJa 111111 iR UTR1\N Layer 2 anti Layer 3 ...................................................................... 7
`6.1
`Prl>ll><.'l'h\rekilerttm .......................................................................................................................................... 7
`~~jltm-.ffiolm.HwOO-jlhy~ie~ds ............................................................................................ 7·
`6*11m~l~: .if ln1e•ln~~~11Fes ..................................................................................................................... 7
`(,.~
`(d.I
`~tt.+ffll!sfer-oo-L.ljlliflk .............................................................................................................................. 7
`6.3.2
`Da«Hmnsf~iflli.. ........................................................................................................................ 1
`<i.1
`IR1e1fuee ld lhe Physictil l-t,,er .......................................................................................................................... 7
`6.4.I
`Fun~1i~11s ofU1~er 1 .................................................................................................................................... 7
`t\.4.2
`lntertilce-10-Loycr---lo="'"'"''~''""'""'=~.-.......................................................... ~.,.,,=·""=·==~"·""~~1
`M.\C Prntoeel .................................................................................................................................................... 7
`6.?
`6.6
`RLC Prereeal ..................................................................................................................................................... 7
`RRC PrGl~I ................................................................................................................................................... ?
`6.7
`+
`Ph~·sie11l Layer im!laa\s ............................................................................................................................ 11
`o,·ervit';; ~r ~l•ysi~al la~~· meellaRi•A•• ............................................................................................................ ~
`7.1
`7.:!
`Poe1futm~alt111ti,w ...................................................................................................................................... 8
`h11pt1Cts-it>.\:llO-e11d-Noo¢"f!-.•<>mf!lel<i•y.,. ...................................................................................................... ,,,,,,&
`7. 3
`lt'fl!lll~t5 en UTR,•,N IRterfeees ................................................................................................................ !\
`8
`l?.-l-.. ····--··l1npaets<>ll-lttb-:;=.-.-.·.-:""='~"·-"·=~.-.~.=='""'·"'·"'·"="'='·"'·"''==''·'-.~.=~"''·=·='·"'"'·'ll
`8.2
`Jm1rnet.: "" lt1r ..................................................................................................................................................... 8
`S11e€ifie11ri0R h»11t1el5 .............................................................................................................................. g
`9
`Hi:;lep,· ............................................................................................................................................................... g
`
`Release 2000
`
`3G TB 25.835 V0.0.21!20Q0=98~ ''9 Q 2112000 OB!3G +R-ab,cd&-\Al,Q,0{200Q..(11-!
`
`Foreword
`This Technical Specificnlion has been produced by the 3"' Generation Partnership Projecl (3GPP).
`
`The contenlS of the present document arc subject 10 continuing work within the TSG nnd may change following formal
`TSG approval. Should the TSG modify the contenlS of lhe present document, it will be re-released by 1he TSG with an
`iden1ifying change of release dale and an increase in version number as follows:
`
`Version x.y.z
`
`where:
`
`x
`
`lhc first digit:
`
`presented to TSG for information:
`
`2 presemed to TSG for approval:
`
`3 or grea1er indicates TSG approved documem under change control.
`
`y
`
`the second digit is incremented for all changes of substance, i.e. technical cnhanccmen1s, corrections,
`updates, etc.
`
`z
`
`the third digit is incremented when editorial only changes have been incorporated in the document.
`
`~
`
`Best Available Copy
`
`.... ::;.
`
`...
`;.:/
`
`Page 3 of 13
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`

`

`Release 2000
`
`3G TR 25.835 V0.0.2112000-0813GffB-AA.836 'JO,O 2112000 98)3G-"f.R·-ab~-V-O.o.of2000--0J't
`
`Scope
`1
`This technical report captures the results of the work on the work item "Hybrid ARQ Type II/111". This includes
`technical solutions and !heir comparison. The report covers impacts on all RAN WGs.
`
`References
`2
`The following documents contain provisions which, through reference in this text, constitute provisions of the present
`document.
`
`• References are either specific (identified by date of publication, edition number, version number. etc.) or
`non-specific.
`
`• For a specific reference, subsequent revisions do not apply.
`
`• For a non-specific reference, the latest version applies.
`
`[<seq>)
`
`[I]
`
`[2]
`
`<doctype> <II>[ ([up lo and including]!yyyy[-mm)IV<a[.b(.c)]>)fonwards])]: "<Title>''.
`
`JG TS 25.123: "Example I, using sequence field".
`
`3G TR 29.456 (V3.l.0): "Example 2, using fi><ed text".
`
`3
`
`Definitions, symbols and abbreviations
`
`Definitions
`3.1
`For the purposes of the present document, the [following) terms and definitions [given in ... and the following1 apply.
`
`Defi11ilionfor11rur
`
`<defined term>: <definition).
`
`example: te<t used to ~larify abstract rules by applying them literally.
`
`3.2
`
`Symbols
`
`For the purposes of the present document, the following symbols apply:
`
`::.:vmbul jiJrn1u/
`
`<symbol>
`
`<Explanation>
`
`Abbreviations
`3.3
`For the purposes of the present document, the following abbreviations apply:
`
`A bbre,~iu1 ion formal
`
`<ACRONYM> <Explanation>
`
`4
`
`Background and Introduction
`
`Release 2000
`3G TR 25.835 yo.0.21!2000.0813Gl!IR 2U35 VQ,Q.2112900 QBllG-T-R--ao~VO.O,Oj2000-0t)
`. Overview of Hybrid ARQ Type 11/111
`5
`
`General Mechanism
`
`5.1
`Ihs;@_;ii~.lli.ff~!l\..\'~rh11t\~ .. !JU1y);ui.!L'.'1RQ.!!1-W.!9.illkTI!IUm:!!.~.llY1?r!!L!1.RQJ)'P-IL.!.J.m£JLl!.!J.\!..!YmL!U .. ~r~-~I
`acconJing ll) the following definitipl)"
`
`TvJl!' I hybrid i\ RO
`
`·
`
`]l..J.0:'.ill.Q..l~.Jl!Li.n..&.wll<llL3GPP sru:rilk.;\lioJ.Ltiudmtll..t!JJlS HARO typ.&.l.JJ.!..1W~B.QJ)'JlSI
`the CRC is added and th~ dota i~ enL>odi;d with ;i f\-''lrward ~rrN correctipn <FEC J Cl)dc. lo the recdver th¢ fEC
`j;.\!Jk.i.~_Q_(c\ld,,d und the ~!!Mi!Y..cl!!J.!!_]?J!d;.~1j~-@~l;f&U{:ru:;_9.l!.<e;.l;)..Jf..\ht[~.J.!J:Ll;.&:.@.~-in the p(IJ;.l;.<;!,_Q
`&z:;!JJfil!llli,'ii.Q.!b1f th~ pac~cl 1Rl..C-)'Dli.l.i.;;.J:tuu1:-s1ed. 1l1c cn-Q.tl~.®~.Jlill'kct is discarded and rctr:1nsmis.~ip11s l!SC
`the same t•odjn11 as the first 1rrtnsmi~~io11.
`
`Tvpe U hybrid •\RQ
`
`TlJi;J.)'11i;.JJ .. !:i,\8.Q..iH . .liQ...-g>..\lli!J.ui:.mi1~!!!i!U~-~~1!!Jl.tlru1£)!.t.\Jl,.Q_;;i;,bJ<)!1~..Il1lli..Jlli;.;m$ th:tr au RU:;:!~1\Lth:11 i> tq
`. he r~trnnsmitted is 110L discarded bm is cqmbined with some incremental redLtndtrncy information prLwid~d h\•
`!hlLlrl!Jlliuilll:llil!:JiJ.1h~1ll'.llHL~>illfulg,,
`t;lr type II HARO th~ fl!tn1mm1issir111s are typlcu\lv not iJcmk!1l wilh th1.~ origilrnl tr~n5mi:;~ign The
`retmnsmilted r~n i:!"l,rrit'S qdditjom1I retiundancy information for ~rrpr corn:ctjpn purposes Thi~ adJ'llillla!
`.11'.9.!JJJ!lU!l~S.Js...~.~m1hin1:cl \Vith thi; previo1Jfily_rci..:d.~ .. mlck~1~tth~..filU!tin~,ije. wQ.rd with a high~r <.~odin,.g
`i;.;JinJ1c.d1:1:..<1i!.<'.!Un.l!.)1lrhl.,:1R.Q .. m1~J.!.,Jt1> retmnsmi.lli:d amount Q.f.n;.dund:111cv i< diffcr<l!!J.l!lr ea.:h
`r1.~trnmanil'sion. ~1nd rctransmisS:ion:-: l'ttn in gcn~r.11 onlv hl' dct.~odl!'d atli:r comliiu.n1inn with pri:.vious
`~wni~sio~
`~
`'.[)'!11,'. .. !L.bWill-6.!ill.E.lf!lires th:\l who1t.Iil&.:-.!'.Q.!.l...ill:!w.;w~frr~iu;:.qu<'I!\"!; numh,'.fli :ire sjgnalled wi!h"
`!)cu~r ~rror protei:tion th~rn lhe data part t)f th\': RLC-PDU This is bl!caust· ::.i:-v\>:ruf yi:rsh'ms of the RLC-PDU mfly
`I!~~JU.~1.JK.!."..Ql!).9jJl£.~UJ!lh.~t.rJ'!Y.fil.t.:l)J_l~..)~J.. .. ~:fm..~jt&:~1Lh!i.'._1,ih:C,:-5?.9~~ . .!lJlrl..i!'n:·~kl£mJ.G£.L~Q~J!.\illl.!d .»~iJJ1irL!h9..l<:..U2:
`f.!,)_ILJJ:.!£.~
`Im" l!I hyt>rid 1'\.R..Q
`
`Uk< !ype II hybrid 1\RO, tvpe Ill hybrid ARO olso bdongs fll rho incremental rs:d1mdancy ARO >d1omcs This
`mc:u1s lhm retrnnsm\ssiops 1..~<mct:rning OQC' RL<>PDLl an: nQ~ disc!lrdi!d hut k!~pt 01 the rt!Cl"iv\.~r forc(\mhination
`·
`~~:.i!J:i_il~.lt>.i!iR~rnLll1.frunrn!i9.!!..h~f.9Js'~tQ~jn~
`~
`\Vilh tvpl! IJ hvbrid ARO rctransmh;si0ns ... ~omoinin(f addith">nal incrcmcmal Ct">de bits sent for a RLC-PDU.
`~·.bkh was initjaJJy recei"'l·d with f:J!Q!~ .•.. .3!£..in g,~ncml nm s~~~·\tll .. ~~.l!tfilru.t.W~~:rc· the. u:;,nsmilh"d
`RLC~PDU CMl b~ ;o:;ev~r~.ly dantng~d, for c":tmpk•. due to \11tctf\!:n~111..·e. ii is tiesirubte m hg..,.\~ :1 schcrn~ where :tn)
`i!ddilionaJ jnformatil)Q sem is s.-Jf deL'OliCJbl~ In rvv< Ill HARO Cuch t¢tran~mi~sion is ~df-<lccodahk Thu~ lhe
`flnta ~'In hs- recovered frRm th\~_rctr.msmilfc-d p~c.k\~t withi.Jut c(1mbini11g if it is tmnsmittcd Y.!.i~suffici,~nt gualit'r
`
`Type. m places similar ().~t{Uircmcms ()11 th\.· signalling nroL,)t"01 for CXll.~rnaJ RLC-PDLl idl~mificutit.~11 and \)1\ tJJt.•
`£>.!Jl:;~iJ;n.IJ.iu:~Ulli .. l.YJ'J<.111.u-:hri(UB..Q.
`
`Twt> suhenses llf hyhrid ARO tvpe Jll c':•n be distinL'ttishgd·
`
`- wllh multiple rednnd:tncv versions
`Differ~m ve.rsjon~ \lf a RLC·PDlJ ur~ CNat!!'cl. Pjffer¢nt puncture hjts are ust!U in s:acb ve:r;::jon. lf
`!nllfilTiissil1n ofMt(u." first fails thc-:.11 tfw s1.,•ct1nd version i~ sc.nt Transmi!$sion of furth~r version!!- or rt:~
`Lr.tnsmissions of !he ulr¢ady trJnsmittcd versions mav tx~ made and comhins;<l.
`
`- ,-..·irh gnc redundmt(')' version
`ln thi:' suhc{t!\e l)I' HARO h'm· 111 th!! snme; 'f:l•C cqijing. i:' used for e:\t..·h retransmis.~ion. similf1r Ip th<'
`.QDS7idtion of Ht\R~. How~vl!~~rront:"O..!!~.P::'l.Cke!lS ~rc- SLOre\1 in th!! r~c~i\'t"r ;uu.t c'-1111hi11t:U with
`n:.ll:aDlimis~f rhl· packet Jhj, is a kjntl of iucn.~mt;J)l;tl redundanev L'~~s:.J.n lh~~ fonn nLJt
`,nmetition cnd(l,
`
`Best Available Copy
`
`.
`
`'
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`Page 4 of 13
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`Release 2000
`
`3G TR 25 835 V0.0.21(2000-08J3GffB 26.836 vo.0.2112000 0Bl3G TR-ab ... de-V~.of200().-0+.}
`
`6
`
`Hybrid ARO Type 11/111 in UTRAN Layer 2 and
`Layer 3
`
`Protocol Architecture
`6.1
`This sec1jun siyes a general <Wervkw of fu111·1io11 split fc>r HARO tvpe 11/111 in tht llE, the Node B. the C<111tmlling or
`Drift RNC. nm.I the Serving RNC in the IJL und D!. dia:c1im1.
`
`The followjng m11jor functions are shnwn in tabk I and tab!~ 2:
`
`• TX h11fferi11~· Thee buffering of Jarn which should he 1rrltrnnsmi11cd at the mmsmi1ting side,
`
`• r.imme1cr sci ting for R1•d1mdaocy Vcr;;jQn srlcqjpu: It is selected wjth whid1 redundancy version a cenain
`Cre·llrnnsmjssjon pf A PDll i$ done
`
`• RX sofi dcdsipu buffering for combining: Bufforing oi the rec<'jved initial and n~tmusmiued dnt:1 for the
`rnmbining n! the receiver side,
`
`3G TR 25,835 V0,0.21!2000-08~ \'Q,ll,21fj!ODO 98!3G-TR-ab,OOe-\IO,O,Of2000-01-)
`Release 2000
`ficur~ 11. The physic;\) Jay.:r 1.~an c?ncodc !he d:iln and tht: i:idc inform;i.tiou ~e.c.:utt/('ly. OJld m:tn filJ!W OU OOL, Of (1Q~Sibf\·
`,,vcn djff1'f1'll! physical dmnnds, At Jhe r~cl'iwr !he t>uffcriug and l\"tl'JTibinin .. of Jl1c dma j~ nc.rformed
`
`..
`
`UE
`
`Rl.C
`
`u.pare
`dala
`
`MACo'sh
`
`UIRi\N
`
`RLC
`
`upam
`dala
`
`RLCRll
`I lllf(qiia-el)
`.-~-''"'-~- !.-~~~~~
`ll#Co'sh
`
`I
`
`MACIU.k (llanspJt B!a:b) wth 1H
`(W!lubinafare)
`
`• RX \Jufforino for RLC-SDU reilsscmbly: Buffering 1)f !lie R!.C-PDUs to reasscn1ble Jhem to RLC-SDll<.
`
`Ll(mlE)
`
`Ll(mN:d:B)
`
`• Combining pf mransmjssj111w Cumhjnjug of the initiully tmnsmjtted an<l wrnn1<miue<l dab'l. for cm•r c:pmclion
`
`UE
`
`NodeB
`
`CRNC/DRNC
`
`SRNC
`
`RLC
`au;;
`
`I TX bufferinn
`Pafl!meter selling tor
`Redundancv Version
`seleclior>
`RX soft decision buffering
`tor combin;nn
`BX buffering tor
`RLC-SDU reassemblv
`Comblnloo of
`I r1:1lr.t11narnj~ciil'!in<:!
`Table 1: Function split for hybrid ARQ tvpe 111111 in the UE, NodeB, CRNC/DRNC, and SRNC in UL
`direction
`
`Layer 1
`
`.b<!Y.llL1
`
`Bl.&
`
`UE
`
`NodeB
`
`CRNC/DRNC
`
`SRNC
`
`TX n11fft>rinn
`Parameler sE!ltioo for
`Redundancy Vgrsjon
`selee1ion
`BX soft decision buttering
`for combinina
`RX buffering for
`I RI r..~nl I ~A!'::i::nmbfv
`Combjnina of
`I rP1mn~mis..~inn~
`
`~
`
`Wfil.1
`
`&
`
`Layer 1
`
`RLC
`~
`
`Table 2:-Function solit for hybrid ARQ type 111111 in the UE, NodeB, CRNC/DRNC, and SRNC In DL
`direction
`
`To p~rfonn 1he H.'\RQ IYJ>e II f Ill 11rcrntion 1he ph,·sical layer r<guires additional side information e.g. s~g11e.nRe
`m•mt?cr. n:dullda11cv version, ond togjca! chnonel jdcnlification. Th¢ uning of th¢sc pammetm should be u11d~r
`1•t111!roi of RLC A t\!OrdinQWd dnm !low of us~r data und side infommcion from RLC It> MAC and LI js r¢quired {<¢e
`
`Rl)5ical dmd ~da!aarn H.\RQl)l:e II/DI
`sdlinfanmim
`
`Figure 1 Protocol stack overview for hybrid ARQ tvpe 111111.
`
`~
`
`Dllllcd line~ visuali<' 1h¢ 1ronspor1 of "'"'Harr sjde infonnnlillll for hyhrid ARO type. JVJll 110mti11n bril''''" Rl.C(cid:173)
`u111t lhc Physical L~vcr, Soljd Jines slll)W the 1mnspc,1rt \)[ llS\'.f dnla.
`
`Tw11 diffJrr.~lifil..ili!:..hmulling th<' r1dditionaf r~m1iti'Dl1)0ls for hybrid l\RQl\·DC 11/1!1 in Li1y~1·:? anJ I.aver l h!ill.:
`.Qec11 PJ\lposed rrnd are (lcspit>cd in this rep(lrt.
`
`Cas~ A- One 1<1gic.i.llsl1;~~cr dyta und si1k.inl'i•n11;11i11n b1·tw~~n Rl.C a!lll MJ\l'. and
`one mms1)(Jrt ch;innel js us¢d !C.r !he tr:insftr of user dot:t and side informu!jl'n botw.:en MAC 1md rh\':fk:il lnn·1-.
`
`Cus1' U· Two scmu;1ce logk;tJ channels nt\" used for cbc cmn~lcr Qf..Jiru..\IJ!.m ;md <i<k jnformatio11 N:1wc~11 R!.C pns!
`MAC. aud two srnarnl¢ trou<pl)rt channels are used for the 1mnsfrr pf user dam and side jnfonnuli1111 lwtwcen
`MACandr~~
`
`6.2
`
`Usage of logical channels and transport channels
`
`Usage of logical channels and transport channels with Case A
`6.2. 1
`The lh~Cl"S$PO' sjde inftlrnt!\Lil)Q 1\lr hvbriJ ,'\RO rync: f(/I({ l"IPCrnth\u i'.I:\ int•!udi;<l jn thr sm1w luc-jl't\I cbnnnrJ OS''·~ RI r
`l'DU d•JD. This 11,gic:.I chound c•n t>e mnnru;1l 111 lh¢ following trnnsp11n chnnnels-
`
`:~l.!IKH can be map,M11 rnllo chr Olli
`
`hl [ffCH CM he mapped p1110 the DSCH
`
`Best Available Copy
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`Page 5 of 13
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`3G TR 25.835 VO 0.21(2000-0813QlfR 26.835 1 '9 Q 21{2000 Q8JJG..+R-00,~,Qf2000-01')
`Release 2000
`c} DTCH r:m 1~c mapped Qnlu (he f:25SJiJtlJ.LlY.WLmm.:~missic>n of side int\11111.Qijnn m•m:..QI'SJ:i
`
`ill1ITJd:i.mttllLJll1W.V.llil.J>..!l[\LlJ..u;J.!S.QJ
`
`6.2.2
`
`Usage of logical channels and transport channels with Case B
`
`1h1ll1!ti.li.t:IB..Q.i~u.llliil..lUl!Ll.L®.in.f!ln.!!i!liW.1.&l!ll..lJ.~l!i..<;s;.1Ll!rt~li...ri;Jifll'.clivclv,J.!.si;.r..llillaJl!Wi!ffi.
`mfommHon can be tmn~mirwd to MAC~d as fo11pwin° c;tses;
`
`a> OTCH cnn be maimi:d ontQJJ.~tJ,
`
`!UfilQLi:au..h!:.mf~Jh.<llSIB
`
`c\ QTC'H <;lll!.ll.'<..!!!.i.<JlP-.<;;L\l.lllQ..J.!l!:OOilu!.'1..illi.(J.:!
`
`Tho 1-JARQ us¢r t1~1n anJ sid~jnfonn\!J.i<>il ~.J!..p.l!).dnc«l us or.ch RLC POU nnd ar~J_nJl~<> twu signals Sim:~
`!l!.&.;m~~@.iu.J1..B.tir"'-tlillJ:.!l-..filllli!!ltimL!!mvc~u bo1l1 ;;ign.!!L1.is.Jl.ki!L\1J1Li.mr~l!l;.Ui1t
`example using nu iudkalpr bccweeo HARO ust!r data ;ind ~idL information)
`
`3G TB 25 aas yo,o.2112000.os1aa1s 26 836 11Q,O 21(2000 oa!iG-TR-a1>.-cru..voo.oi2000-G;}
`Release 2000
`;.td :12 ;ind bl Il!&J.f.4.RQ user darn and sid~1 infom.w..tlillL!!!:.U!!aQP,~d onto thf. sgmc~ f'hy~:-t.£al Chrmnc.Hli}..)iim:c on~
`phy~icaJ s.'ilmrnd is :1:lw:tvs gi:nt!rmed by :11.,'omrnou processing chain in L:tvcr I nl1 :'(U'cial t~o-prlljn;1Lioo pf lh~ usq
`~t~~!Jl.M~Luw_~Q~jnfQ!.IlIB!in!Lal!.hg~nb.x.:sit.i:\LW~tfa~P.s~~-4~JJ.1.~~~J.QDS~:i~.lli.i;.~Mh.£~s11mJ.r.!'.l!..~.-~):n~.hr.qn.ig:_Q...~f~Jl\.~Qf
`ru!ci~'tjgna!tsl ltl the Layer!,
`
`!l!i.£2 Th·· HARQ u,l.!lLJl!Jtl..fil!.d side inform>11.lli!J..can be ser.a1mod l!l MAC and be maop¢d onto twn ;liffercni 1ranspn11
`rhannc!<!i&...!lS.Qi.;wd PCHl, When thcr•' arc both MAC-d an<! MAC-ch;h ju !)Oe RNC th¢ svnchronisation between
`OSCH and DCH can be dLlne according Li> tht sch<duting reeult of MAC-cf,h. Each 1rnnspnn channel cm> ix, maoned
`9r&Q.Jllil.c~tlli'.l!..nb~fill;JlL<;hno <11~! ill~QS.C.!iru.IJ.ll .. fillK.l:L..P£1::!..!lfil9...Qf'CH1.
`.
`
`6.~ Examples of Interlayer Procedures
`
`6.3.1
`
`Data Transfer on Unlink
`
`e.3.2
`
`Data Transfer on Downlinl(
`
`6.4.1
`
`Exarn..t:llii$. of Jnterlaver Procedures for Case A
`
`6.g2 Usage of transport channels and physical channels
`
`6.4. 1.1
`
`Data Transfer on Uplink
`
`6.3.1
`
`Usaqe of transport channels and ohvsical channels with Case A
`
`J:bWbrid ARO us&U!!JJ;um!l side jnf;irmnlli!!l~ tmn•!lliued on !he dedjrnted or ~.£tlaw:!.~nllr•wing c~s~>
`i;;10 b~~ cruisidnt~d
`;u,QQLc4n h1• mao.1~ .. !1!11!'..11!£.DgQ)
`
`·tuJ2,,~11".li..Q.a.l!/..lllil.ei2.'.i.Q:I
`
`c1 D~C:H ''"" h< 111ari><>d <int111he PDSCH + l)l~l:!
`
`\ll ~SCH qn ht' mqpru:Q omu the PUSCH
`
`ad qi .bJ. Md d) ''fhe HARO user dat;1 an<l side information i~ mapm.•d !.'>lllO ths.~ :gme Physical Channel. Si11L~e p1k~
`cl~'i\>al cha11MI i> ulwJ!XU,\al.St:uod b.YJW;.\lffi!llil.!l.P.J~~ ill l..wer I, n.11..>ru:ci;ili;..'l:..\l!!Jinn!ion oft\11:.Jl.fu;!
`(fo1« nnd the side jnfor!lla(iQn ;11 the physi1·;1l lav1•r is ne.:<kd. us tm1~~!.fil...~!SJ!!LlU~
`delive.ry of user data :md ~jdt~ inf9nuatip11 to the Ll)1er I
`
`:1<l c! 'l]J1• h)'brid ARQ tmc !!/Ill user 1la1:1 .:on bo mmiped Oil a 11ifft•rcm physical channels than Jhe side jnfonnation
`Ihj]_scenario js espociglly..:.i11L<;,(<:$.ti.Dg.fm:.Jh~rnll~l!liffi.Q!!Jlfl.IJ.i;__\!i~f-!Ma..l!l:'.£Uti.!< dqwnli.!!.l:....s.b~..J!lm•·I, wl1i.!r,.t!JJ;
`i:.ide information is trausmittt.~d 1..iver I) t\lore rdiabk dedicatt~d dtiHlllt!l. The use {lf two indeP.en1..1cut physical chf&~
`requires speeipl nHeution for the crHJrdination l)f th1.~ trnnsmissio11s on both channels. becpuse the dµrn flow 1hmygh
`MAC and 1.1yor I mav be different Thjs ;, the rnse for the simult:m00us Uff of DCH nod DSCH which may be
`i!lfuJ.m<;J:i!.l!)'..l'.;1riahk And unkrutwn 4lililY.£ • ..1'~..l.!:fil!filuiffiQ.!!...Q.ru...!.IJJt.l.11r.illl.C!li\'-.<l..ll!td scheduling in ~.1M:..."CL:l.l.ulLJ.!Js
`CiJ01rolJiug RNC.
`
`Usaqe of transport chanoels and ohvsical channels with Case B
`
`6.3.2
`I!Js .. l!l'll!i!L.AflQ.i!g.r..illJl!Lll.!!l!..fill!!;jnformarion <lJ.!l..!1£..!rd!!MDiltcd on fil~~rn.d..Qr..W.m·ed chaimel<. F\>!lpwing ca~
`l't1n be ccu~idL~r!i'd
`
`!ll DCH t,·;:in b~~ mo oped onl\'l lhe Pl''<~H
`
`\>l DSCH "'"' bLlfilWped ontn 1h1' f'Dli£'.t!
`
`ci DCH at1ll.JlliQii;ru..\..lJulllmpJ<llllillJU!:!r&fQ! ond PDSCl-l. resp~
`
`MAC-Dnrn-REO -7 USCH:Data ~ MAC-D:ttll·IND
`
`I\!lll.in.<;JIJ!ll..lb'..Y.!l.!id for11,'ill.,<;.i;..1111...m!.t~t.l!il.%l?.O!!. ch:1n11els~~,&.J)J;J:I~
`
`lf the tr.msmissh'n on the Uu jnti:rfoc~ is corrupted lhe phvska! b1ycr on t.hr reL'civjog skk net~d~ tQ re(ricve the Hyhri<l
`A.RQJ>.Afll.!l!.~m:11'.!.JJ.Llti.r.£!1J:mnt~.dJJa19_i.ttiIBl.i;.r. .• 1Q_p_c:_rfll.r.m .• T .. 1:11~.llimm.1.is-1LIJ.\m.fo.r.i:~ilL~ nc·c<J.~.Y..1\rn.U!J.!;.
`J).ru:Jlll.Li:t~hwil.!~ .. *IJ:llnger enco1kd pn·1be ril)'<i~l!llil!.~LJ.l:L'\rUllil....mQ!;i.!!WililuJ.iLSubseaue111 w~ns s~nd
`ins;r~tntnt~t1 reduudam;v LO the :tlrcndy trausfcm:d <lat!1. \Vhich n.•dundanc\1 vel'sion of the dt.Ja js sent is lndicat~d
`ffirouuh dil~ red~1!J.dqncy \.\~rsjnn purau~.w:_(''Rt>:cl.Vcrs.··1 which is :;;.jgnaltcd toge1fo~r wjth al11bc rrunsmjssiqns Eas;h
`.1j.r.n~ . .[~.!!.5.!}~J.!iJ.P..~UY:!L1:~~~<'-YJld.O.D&.Y .. t~rnh~.n .. P.LtluulgHLi~ . .r.s;~.ti~d~.Jb.~~.-l?b..Y.Si~.J.~.'i~f.ll!L<;.QJJlt.~ffi-4~~-mkJ!l!;" ... £Q..!lf~~M\~g-~J
`vtrsion~ of al1 p1~1:i<.)US trnnsmi~~ions.
`
`Best Available Copy
`
`•;
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`Page 6 of 13
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`..,
`3G IR 25.835 yo 0 21(2000-08~ vo.0.2112000 98!3G TR-ab.Gde-VO.ll.o{2000-0?-I
`Uu
`lub
`~ ~ ~ ~J~l!cRNC·1MAC l!•RNC·
`
`f J 1RHC•
`
`1R
`
`RC
`
`,u.c
`
`IJcRNC:RAC
`
`8RNC:RLC
`
`11
`
`Release 2000
`
`MAC·O•Ul•IND
`
`3G TR 25.835 V0,0.21!2000-08)3G;Jfl..i!i.835 VO 9.21(2990 08l3G :r.~-0.1h9!200G-07-)
`~ c:mDI! Nod•~·ll
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`AC
`AC
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`1M
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`1M
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`11 SRN-C·RLC-11 SRNC:RRC
`
`Release 2000
`
`UE·ALC
`
`lCtlult•11unMng
`
`I
`
`Rl..C tu1U11 11cannlflo
`ScMll11tU.9
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`l
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`HCCH:MAC·U h•Da11°IND
`
`I Pllr8hCh
`
`locaU.n I
`
`FACjlO&CHf &HccK Dau
`
`t P"w &hC Allocsdan I
`
`SHCCti:MAC•U h •Dal&•REO
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`Pt1ylf'li:t1Aaoc-tlon 1
`
`CMAC·CtlHIOfonll111·REO
`
`k:uAC•CtStt·C•4no-A EO
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`r-:----
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`PHV·D•la·IND: psrarnt ''"' ...
`OSCH
`MAC·Dita·UCD: (•Ith HARO
`l•ltbHAAO
`PuanH1trU.1:
`Pt.1Hft•l•rU11: Asd.V•r. •••.• J foo---1---
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`: oua11•f'•l•1
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`........ ___ ,
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`--- --------~--------
`--------.... ·----.-·-"1·---.
`1:~.:. :.' .. ~jl: .... ----+----+-----!
`
`MAC·Date·RRC
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`
`SHCCH: MAC
`
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`C•paclty Requf•• I
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`Schsd1Ulno
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`SHCCH:MAC• nH•Oala•
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`HCCH: MAC-Un ·Dala•IHD
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`
`FACH~SCH: 1HCCHf•lll
`
`fp11ySt1Ct1Anoca n
`
`I
`
`ptiySh4hAlocaflo11
`
`-------- -------
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`I lD•t• Uaa1 9r
`
`CMAC.CISHIOIConfia--REO
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`In Ute llU plaH
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`_ , Red.Ven, -·l
`
`c_'f...!i:~s~:c~~~\R~~--- _ ..... l--------~--------
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`
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`
`M~C-OaUi•IN D
`
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`
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`
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`
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`
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`
`.-liii!11 lllifl!llRJ li!1i'!liiil liiilillilllliililiml ii!il!im ~ . . . llliilliiil ~
`
`CMAC·Cl!;HID Cent~5'EO
`
`C1.lAC°ClaH•Cottll~R£O
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`AC·l>-t•·A£0
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`
`IPOU•Aclt
`
`--== ~ . . . .-1 .... llll!ll!iilimi . . . . . . . . . . . . .
`
`Figure 2 Example procedure for uplink data transfer using hybrid ARQ type 11/111 on USCH.
`
`The rek\'ant part in th~ !ihni..led nrt:" i~ equal!)' wtlid for ysng¢ on other 1ranspon chann~1. ~ g. J)CH
`
`Data Transfer on Downlink
`
`6.4.1.2
`The ti11l11wi11s figure js ~ mpditjrntjgn oi th•' "Pola Tmn*r on DSC!f' qs <p~cificd iu !21 Mditjonal dmil 11( th~ data
`tra11sfrr in the us~r rlanc is shown. The: shaded nnm of the figure corrg;oonols ton sindt' do1wnlink tmnsmissi1ln
`MAC-Data-IND s- DSCH:DaYl s- M1\C-D;1w-REQ
`and is cquq\ly \•alid for u:mgc 1>11othor1rnnspon channel e g QCH.
`
`In rnse of rnmwlcd 1rnnsmi<sion"" !he Uy i1!Wllli'.JWMs.~me nro<.·edure which was nlIT!lQY described for rl1( unli!!J;
`cn<c Cjn section 6.3 I> al)~
`
`Figure 3 Example Procedure for downlink data transfer using hybrid ARQ type 111111 on OSCH jn TOO
`mode.
`
`Th~ reJe ... ·ont mui. in Lhc shaded areo i~ i'CJllnlly valid for usugc ou 01her
`transpon ctJann~I e.g. DCH.
`
`6.4. 1.3
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`Data Transfer on Downl