物理层复用与信道编码3GPP TS 38.212 V15.2.0.pdf

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1、3GPP TS 38.212 V15.2.0(2018-06)Tec h nic al Spec if ic at ion3rd Generation Partnership Project;Technical Specification Group Radio Access Network;NR;Multiplexing and channel coding(Release 15)A GLOBAL INITIATIVETh e pre se nt docume nt h a s be e n de ve lope d wit h in t h e 3rd Ge ne ra t ion Pa

2、rt ne rsh ip Proje ct(3GPP 1M)a nd ma y be furt h e r e la bora t e d for t h e purpose s of 3GPP.Th e pre se nt docume nt h a s not be e n subje ct t o a ny a pprova l proce ss by t h e 3GPP Org a niza t iona l Pa rt ne rs a nd sh a ll not be imple me nt e d.Th is Spe cifica t ion is provide d for

3、fut ure de ve lopme nt work wit h in 3GPP only.Th e Org a niza t iona l Pa rt ne rs a cce pt no lia bilit y for a ny use of t h is Spe cifica t ion.Spe cifica t ions a nd Re port s for imple me nt a t ion of t h e 3GPP syst e m sh ould be obt a ine d via t h e 3GPP Org a niza t iona l Pa rt ne rs Pu

4、blica t ions Office s.Release 1523GPP TS 38.212 V15.2.0(2018-06)Ke ywords 3GPP,Ne w Ra dio,La ye r 13GPPPost a l a ddre ss3GPP support office a ddre ss 650 Rout e de s Luciole s-Soph ia Ant ipolis Va lbonne-FRANCETe L:+33 4 92 94 42 00 Fa x:+33 4 93 65 47 16Int e rne th t t p:/www.3g pp.orgCopyright

5、 NotificationNo pa rt ma y be re produce d e x ce pt a s a ut h orize d by writ t e n pe rmission.Th e copyrig h t a nd t h e fore g oing re st rict ion e x t e nd t o re product ion in a ll me dia.2018,3GPP Org a niza t iona l Pa rt ne rs(ARIB,ATIS,CCSA,ETSI,TSDSI,TTA,TTC).All rig h t s re se rve d

6、.UMTS is a Tra de Ma rk of ETSI re g ist e re d for t h e be ne fit of it s me mbe rs3GPP is a Tra de Ma rk of ETSI re g ist e re d for t h e be ne fit of it s Me mbe rs a nd of t h e 3GPP Org a niza t iona l Pa rt ne rs LTE is a Tra de Ma rk of ETSI re g ist e re d for t h e be ne fit of it s Me mb

7、e rs a nd of t h e 3GPP Org a niza t iona l Pa rt ne rs GSM a nd t h e GSM log o a re re g ist e re d a nd owne d by t h e GSM Associa t ion3GPPRelease 1533GPP TS 38.212 V15.2.0(2018-06)Co ntentsFore word.51 Scope.62 Re fe re nce s.63 De finit ions,symbols a nd a bbre via t ions.63.1 De finit ions.6

8、3.2 Symbols.63.3 Abbre via t ions.64 Ma pping t o ph ysica l ch a nne ls.74.1 Uplink.74.2 Downlink.85 Ge ne ra l proce dure s.85.1 CRC ca lcula t ion.85.2 Code block se g me nt a t ion a nd code block CRC a t t a ch me nt.95.2.1 Pola r coding.95.2.2 Low de nsit y pa rit y ch e ck coding.95.3 Ch a nn

9、e l coding.115.3.1 Pola r coding.125.3.1.1 Int e rle a ving.125.3.1.2 Pola r e ncoding.135.3.2 Low de nsit y pa rit y ch e ck coding.175.3.3 Ch a nne l coding of sma ll block le ng t h s.245.3.3.1 Encoding of 1-bit informa t ion.245.3.3.2 Encoding of 2-bit informa t ion.245.3.3.3 Encoding of ot h e

10、r sma ll block le ng t h s.245.4 Ra t e ma t ch ing.255.4.1 Ra t e ma t ch ing for Pola r code.255.4.1.1 Sub-block int e rle a ving.255.4.1.2 Bit se le ct ion.265.4.1.3 Int e rle a ving of code d bit s.275.4.2 Ra t e ma t ch ing for LDPC code.285.4.2.1 Bit se le ct ion.285.4.2.2 Bit int e rle a ving

11、.305.4.3 Ra t e ma t ch ing for ch a nne l coding of sma ll block le ng t h s.305.5 Code block conca t e na t ion.316 Uplink t ra nsport ch a nne ls a nd cont rol informa t ion.316.1 Ra ndom a cce ss ch a nne l.316.2 Uplink sh a re d ch a nne l.316.2.1 Tra nsport block CRC a t t a ch me nt.316.2.2 L

12、DPC ba se g ra ph se le ct ion.326.2.3 Code block se g me nt a t ion a nd code block CRC a t t a ch me nt.326.2.4 Ch a nne l coding of UL-SCH.326.2.5 Ra t e ma t ch ing.326.2.6 Code block conca t e na t ion.326.2.7 Da t a a nd cont rol mult iple x ing.326.3 Uplink cont rol informa t ion.426.3.1 Upli

13、nk cont rol informa t ion on PUCCH.426.3.1.1 UC1 bit se q ue nce g e ne ra t ion.426.3.1.1.1 HARQ-ACK/SR only.426.3.1.1.2 CSI only.436.3.1.1.3 HARQ-ACK/SR a nd CSI.496.3.1.2 Code block se g me nt a t ion a nd CRC a t t a ch me nt.506.3.1.2.1 UCI e ncode d by Pola r code.506.3.1.2.2 UCI e ncode d by

14、ch a nne l coding of sma ll block le ng t h s.506.3.1.3 Ch a nne l coding of UCI.516.3.1.3.1 UCI e ncode d by Pola r code.513GPPRelease 153GPP TS 38.212 V15.2.0(2018-06)6.3.1.3.2 UCI e ncode d by ch a nne l coding of sma ll block le ng t h s.516.3.1.4 Ra t e ma t ch ing.516.3.1.4.1 UCI e ncode d by

15、Pola r code.516.3.1.4.2 UCI e ncode d by ch a nne l coding of sma ll block le ng t h s.526.3.1.5 Code block conca t e na t ion.536.3.1.6 Mult iple x ing of code d UCI bit s t o PUCCH.536.3.2 Uplink cont rol informa t ion on PUSCH.556.3.2.1 UCI bit se q ue nce g e ne ra t ion.556.3.2.1.1 HARQ-ACK.556

16、.3.2.1.2 CSI.566.3.2.2 Code block se g me nt a t ion a nd CRC a t t a ch me nt.586.3.2.2.1 UCI e ncode d by Pola r code.586.3.2.2.2 UCI e ncode d by ch a nne l coding of sma ll block le ng t h s.586.323 Ch a nne l coding of UCI.596.3.2.3.1 UCI e ncode d by Pola r code.596.3.232 UCI e ncode d by ch a

17、 nne l coding of sma ll block le ng t h s.5963.2.4 Ra t e ma t ch ing.5963.2.4.1 UCI e ncode d by Pola r code.5963.2.4.1.1 HARQ-ACK.5963.2.4.1.2 CSI pa rt 1.6163.2.4.1.3 CSI pa rt 2.6363.2.4.2 UCI e ncode d by ch a nne l coding of sma ll block le ng t h s.6563.2.4.2.1 HARQ-ACK.6563.2.4.2.2 CSI pa rt

18、 1.6563.2.4.2.3 CSI pa rt 2.656.3.2.5 Code block conca t e na t ion.666.3.2.6 Mult iple x ing of code d UCI bit s t o PUSCH.667 Downlink t ra nsport ch a nne ls a nd cont rol informa t ion.667.1 Broa dca st ch a nne l.667.1.1 PBCH pa yloa d g e ne ra t ion.667.1.2 Scra mbling.677.1.3 Tra nsport bloc

19、k CRC a t t a ch me nt.687.1.4 Ch a nne l coding.687.1.5 Ra t e ma t ch ing.687.2 Downlink sh a re d ch a nne l a nd pa g ing ch a nne l.687.2.1 Tra nsport block CRC a t t a ch me nt.687.2.2 LDPC ba se g ra ph se le ct ion.697.2.3 Code block se g me nt a t ion a nd code block CRC a t t a ch me nt.69

20、7.2.4 Ch a nne l coding.697.2.5 Ra t e ma t ch ing.697.2.6 Code block conca t e na t ion.697.3 Downlink cont rol informa t ion.707.3.1 DCI forma t s.707.3.1.1 DCI forma t s for sch e duling of PUSCH.707.3.1.1.1 Forma t 0_0.707.3.1.1.2 Forma t 0_l.737.3.1.2 DCI forma t sfor sch e duling of PDSCH.857.

21、3.1.2.1 Forma t l_0.857.3.1.2.2 Forma t 1_1.887.3.1.3 DCI forma t s for ot h e r purpose s.957.3.1.3.1 Forma t 2_0.957.3.1.3.2 Forma t 2_1.957.3.1.3.3 Forma t 2_2.957.3.1.3.4 Forma t 2_3.957.3.2 CRC a t t a ch me nt.967.3.3 Ch a nne l coding.967.3.4 Ra t e ma t ch ing.97Annex (informative):Change hi

22、story.983GPPRelease 153GPP TS 38.212 V15.2.0(2018-06)Fo rewo rdTh is Te ch nica l Spe cifica t ion h a s be e n produce d by t h e 3rd Ge ne ra t ion Pa rt ne rsh ip Proje ct(3GPP).Th e cont e nt s of t h e pre se nt docume nt a re subje ct t o cont inuing work wit h in t h e TSG a nd ma y ch a ng e

23、 following forma l TSG a pprova l.Sh ould t h e TSG modify t h e cont e nt s of t h e pre se nt docume nt,it will be re-re le a se d by t h e TSG wit h a n ide nt ifying ch a ng e of re le a se da t e a nd a n incre a se in ve rsion numbe r a s follows:Ve rsion x.y.zwh e re:x t h e first dig it:1 pr

24、e se nt e d t o TSG for informa t ion;2 pre se nt e d t o TSG for a pprova l;3 or g re a t e r indica t e s TSG a pprove d docume nt unde r ch a ng e cont rol.y t h e se cond dig it is incre me nt e d for a ll ch a ng e s of subst a nce,i.e.t e ch nica l e nh a nce me nt s,corre ct ions,upda t e s,e

25、 t c.z t h e t h ird dig it is incre me nt e d wh e n e dit oria l only ch a ng e s h a ve be e n incorpora t e d in t h e docume nt.3GPPRelease 1563GPP TS 38.212 V15.2.0(2018-06)1 Sc o peTh e pre se nt docume nt spe cifie s t h e coding,mult iple x ing a nd ma pping t o ph ysica l ch a nne ls for 5

26、G NR.2 Referenc esTh e following docume nt s cont a in provisions wh ich,t h roug h re fe re nce in t h is t e x t,const it ut e provisions of t h e pre se nt docume nt.-Re fe re nce s a re e it h e r spe cific(ide nt ifie d by da t e of publica t ion,e dit ion numbe r,ve rsion numbe r,e t c.)or non

27、-spe cific.-For a spe cific re fe re nce,subse q ue nt re visions do not a pply.-For a non-spe cific re fe re nce,t h e la t e st ve rsion a pplie s.In t h e ca se of a re fe re nce t o a 3GPP docume nt(including a GSM docume nt),a non-spe cific re fe re nce implicit ly re fe rs t o t h e la t e st

28、ve rsion of t h a t docume nt in t h e same Rel ease as t h e pr esent doc u ment.1 3GPP TR 21.905:Voca bula ry for 3GPP Spe cifica t ions.2 3GPP TS 38.201:NR;Ph ysica l La ye r-Ge ne ra l De script ion31 3GPP TS 38.202:NR;Se rvice s provide d by t h e ph ysica l la ye r4 3GPP TS 38.211:NR;Ph ysica

29、l ch a nne ls a nd modula t ion5 3GPP TS 38.213:NR;Ph ysica l la ye r proce dure s for cont rol6 3GPP TS 38.214:NR;Ph ysica l la ye r proce dure s for da t a 7 3GPP TS 38.215:NR;Ph ysica l la ye r me a sure me nt s8 3GPP TS 38.321:NR;Me dium Acce ss Cont rol(MAC)prot ocol spe cifica t ion9J 3GPP TS

30、38.331:NR;Ra dio Re source Cont rol(RRC)prot ocol spe cifica t ion3 Definitio ns,symbo ls and abbreviatio ns3.1 Definitio nsFor t h e purpose s of t h e pre se nt docume nt,t h e t e rms a nd de finit ions g ive n in 3GPP TR 21.905 1 a nd t h e following a pply.A t e rm de fine d in t h e pre se nt

31、docume nt t a ke s pre ce de nce ove r t h e de finit ion of t h e sa me t e rm,if a ny,in 3GPP TR 21.905 1.3.2 Symbo lsFor t h e purpose s of t h e pre se nt docume nt,t h e following symbols a pply:3.3 Abbreviatio nsFor t h e purpose s of t h e pre se nt docume nt,t h e a bbre via t ions g ive n i

32、n 3GPP TR 21.905 1 a nd t h e following a pply.An a bbre via t ion de fine d in t h e pre se nt docume nt t a ke s pre ce de nce ove r t h e de finit ion of t h e sa me a bbre via t ion,if a ny,in 3GPP TR 21.905 1.BCHCBGCBGTICORESETCQIBroa dca st ch a nne lCode block g roupCode block g roup t ra nsm

33、ission informa t ionCont rol re source se tCh a nne l q ua lit y indica t or3GPPRelease 1573GPP TS 38.212 V15.2.0(2018-06)CRCCyclic re dunda ncy ch e ckCRICSI-RS re source indica t orCSICh a nne l st a t e informa t ionCSI-RSCSI re fe re nce sig na lDAIDownlink a ssig nme nt inde xDC1Downlink cont r

34、ol informa t ionDLDownlinkDL-SCHDownlink sh a re d ch a nne lDMRSDe dica t e d de modula t ion re fe re nce sig na lHARQHybrid a ut oma t ic re pe a t re q ue stHARQ-ACKHybrid a ut oma t ic re pe a t re q ue st a cknowle dg e me ntLDPCLow de nsit y pa rit y ch e ckLILa ye r indica t orMCSModula t io

35、n a nd coding sch e meOFDMOrt h og ona l fre q ue ncy division mult iple xPBCHPh ysica l broa dca st ch a nne lPCHPa g ing ch a nne lPDCCHPh ysica l downlink cont rol ch a nne lPDSCHPh ysica l downlink sh a re d ch a nne lPMIPre coding ma t rix indica t orPRBPh ysica l re source blockPRACHPh ysica l

36、 ra ndom a cce ss ch a nne lPTRSPh a se-t ra cking re fe re nce sig na lPUCCHPh ysica l uplink cont rol ch a nne lPUSCHPh ysica l uplink sh a re d ch a nne lRACHRa ndom a cce ss ch a nne lRIRa nk indica t orRSRPRe fe re nce sig na l re ce ive d powe rSFNSyst e m fra me numbe rSRSch e duling re q ue

37、stSRSSounding re fe re nce sig na lSSSynch ronisa t ion sig na lSULSupple me nt a ry uplinkTPCTra nsmit powe r cont rolTrCHTra nsport ch a nne lUCIUplink cont rol informa t ionUEUse r e q uipme ntULUplinkUL-SCHUplink sh a re d ch a nne lVRBVirt ua l re source blockZP CSI-RSZe ro powe r CSI-RS4 Mappi

38、ng to physic al c hannels4.1 UplinkTa ble 4.1-1 spe cifie s t h e ma pping of t h e uplink t ra nsport ch a nne ls t o t h e ir corre sponding ph ysica l ch a nne ls.Ta ble 4.1-2 spe cifie s t h e ma pping of t h e uplink cont rol ch a nne l informa t ion t o it s corre sponding ph ysica l ch a nne

39、l.Table 4.1-1TrCHPhysical ChannelUL-SCHPUSCHRACHPRACH3GPPRelease 1583GPP TS 38.212 V15.2.0(2018-06)Table 4.1-2Control informationPhysical ChannelUCIPUCCH,PUSCH4.2 Do wnlinkTa ble 4.2-1 spe cifie s t h e ma pping of t h e downlink t ra nsport ch a nne ls t o t h e ir corre sponding ph ysica l ch a nn

40、e ls.Ta ble 4.2-2 spe cifie s t h e ma pping of t h e downlink cont rol ch a nne l informa t ion t o it s corre sponding ph ysica l ch a nne l.Table 4.2-1TrCHPhysical ChannelDL-SCHPDSCHBCHPBCHPCHPDSCHTable 4.2-2Control informationPhysical ChannelDCIPDCCH5 General pro c eduresDa t a a nd cont rol st

41、re a ms from/t o MAC la ye r a re e ncode d/de code d t o offe r t ra nsport a nd cont rol se rvice s ove r t h e ra dio t ra nsmission link.Ch a nne l coding sch e me is a combina t ion of e rror de t e ct ion,e rror corre ct ing,ra t e ma t ch ing,int e rle a ving a nd t ra nsport ch a nne l or co

42、nt rol informa t ion ma pping ont o/split t ing from ph ysica l ch a nne ls.5.1 CRC c alc ulatio nDe not e t h e input bit s t o t h e CRC comput a t ion by aQ,ax,a2,a3aA_x,a nd t h e pa rit y bit s by p0,p2 P3，Pl-，wh e re A is t h e size of t h e input se q ue nce a nd L is t h e numbe r of pa rit

43、y bit s.Th e pa rit y bit s a re g e ne ra t e d by one of t h e following cyclic g e ne ra t or polynomia ls:-g cRC24A(。)=+17+)14+1+)10+)7+6+5+)4+3+1 for a CRC le ng t hL=24;-(r)=D24+D23+D6+D5+D+l for a CRC le ng t h L=24;-g a024c()=D24+D23+)21+)20+)17+)15+)13+。12+。4+。2+。+for a CRC le ng t h L=24;-

44、g g cis(。)=Q g+。5+1 for a CRC le ng t h L=16;-gCRC11(Z)=Z)11+D+。5+for a CRC le ng t h L=ll;-g cRC6()=D6+5+11 for a CRC le ng t h L=6.Th e e ncoding is pe rforme d in a syst e ma t ic form,wh ich me a ns t h a t in GF(2),t h e polynomia l:u.qDa+1 1 UyDA+,+Po+乙_22)|+Pl-iyie lds a re ma inde r e q ua l

45、 t o 0 wh e n divide d by t h e corre sponding CRC g e ne ra t or polynomia l.Th e bit s a ft e r CRC a t t a ch me nt a re de not e d by b(),hx,h2,b3bB_,wh e re B=A+L.Th e re la t ion be t we e n ak a nd 瓦 is:bk=ak for%=3GPPRelease 1593GPP TS 38.212 V15.2.0(2018-06)hk=Pk-A for 左=A,A+1,A+2,.,A+L-L5.

46、2 Co de blo c k seg mentatio n and c o de blo c k CRC attac hment5.2.1 Po lar c o dingTh e input bit se q ue nce t o t h e code block se g me nt a t ion is de not e d by a0,ai,a2,a3aA_,wh e re A 0.if 7=1 segNumbe r of code blocks:C=2;e lseNumbe r of code blocks:C=1 e nd iffor z=0 t o A-A-la=0；e nd f

47、orfor i=A-A t o A-lai=ai-(A,-A);e nd for5=0；for r=0 t o C-1for =0 t o A7C-1C 成 as,s=s+1;e nd forTh e se q ue nce cr 0,crX,cr 2,cr 3,.,crl c_ is use d t o ca lcula t e t h e CRC pa rit y bit s pr 0,pr i,pr 2,.,pr a ccording t o Subcla use 5.1 wit h a g e ne ra t or polynomia l of le ng t h L.for k=A!

48、/C t o A/C+L-lC欢=Pr(k-A7C)5e nd fore nd forTh e va lue of A is no la rg e r t h a n 1706.5.2.2 Lo w density parity c hec k c o dingTh e input bit se q ue nce t o t h e code block se g me nt a t ion is de not e d by hQ,bx,h2,b3hB_x,wh e re 5 0.If B is la rg e r t h a n t h e ma x imum code block size

49、 K,%，se g me nt a t ion of t h e input bit se q ue nce is pe rforme d a nd a n a ddit iona l CRC se q ue nce of L=24 bit s is a t t a ch e d t o e a ch code block.3GPPRelease 15103GPP TS 38.212 V15.2.0(2018-06)For LDPC ba se g ra ph 1,t h e ma x imum code block size is:-4=8448.For LDPC ba se g ra ph

50、 2,t h e ma x imum code block size is:-Kg=3840.Tot a l numbe r of code blocks C is de t e rmine d by:L=0Numbe r of code blocks:C=1B=Be lse=24Numbe r of code blocks:C=BI(Kch-L)|.BB+CLe nd ifTh e bit s out put from code block se g me nt a t ion a re de not e d by cr 0,crl,cr 2,cr3弓.(-1)，wh e re 0 r 64