Release 8 21 3GPP TS 36.211 V8.5.0 (2008-12)
Section 5.3.4. The mapping to resource elements (k,l), with l?3 for normal cyclic prefix and l?2 for extended cyclic prefix, in the subframe shall be in increasing order of firstk, then the slot number.
5.5.2.2
5.5.2.2.1
PUCCH解调参考信号
参考信号序列
PUCCH的DM-RS rPUCCH???定义为：
PUCCHRSRS)rPUCCHm'NRSMsc?mMsc?n?w(m)z(m)ru(,?v?n?
??这里
PUCCHm?0,...,NRS?1RSn?0,...,Msc?1
m'?0,1对于PUCCH格式2a 和2b，z(m)等于d(10)，m?1，其它情况z(m)?1。
RS)The sequence ru(,?v(n)is given by Section 5.5.1 with Msc?12 where the expression for the cyclic shift ? is determined by the PUCCH format.
For PUCCH formats 1, 1a and 1b, ?(ns,l) is given by noc(ns)?n?(ns)??PUCCHN?shiftRB?(ns,l)?2??ncs(ns,l)Nsc??
?ncell(n,l)?n?(n)??PUCCH?n(n)mod?PUCCHmodN?modNRB?csssshiftocsshiftscncs(ns,l)??RBncell(n,l)?n?(ns)??PUCCH?noc(ns)modN?modNsc?shift?css??????????for normal cyclic prefixfor extended cyclic prefixcellwhere n?(ns), N?, ?PUCCH and ncs(ns,l) are defined by Section 5.4.1. The number of reference symbols per slot shiftPUCCH and the sequence w(n) are given by Table 5.5.2.2.1-1 and 5.5.2.2.1-2, respectively. NRSFor PUCCH formats 2, 2a and 2b, ?(ns,l) is defined by Section 5.4.2. The number of reference symbols per slot
PUCCH and the sequence w(n) are given by Table 5.5.2.2.1-1 and 5.5.2.2.1-3, respectively. NRSPUCCHTable 5.5.2.2.1-1: Number of PUCCH demodulation reference symbols per slotNRS.
PUCCH format Normal cyclic prefix Extended cyclic prefix 1, 1a, 1b 3 2 2 2 1 2a, 2b 2 N/A
PUCCHTable 5.5.2.2.1-2: Orthogonal sequences w(0)?w(NRS?1) for PUCCH formats 1, 1a and 1b.
??Sequence index noc(ns) Normal cyclic prefix Extended cyclic prefix 0 1 2 ?111? 33?11?33 ?1?1ej2?ej4?ej4?ej2?? ? ?1?1? N/A
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Release 8 22 3GPP TS 36.211 V8.5.0 (2008-12)
PUCCHTable 5.5.2.2.1-3: Orthogonal sequences w(0)?w(NRS?1) for PUCCH formats 2, 2a, 2b.
??Normal cyclic prefix Extended cyclic prefix ?11?
?1? 5.5.2.2.2 映射到物理资源
The sequence rPUCCH??? shall be multiplied with the amplitude scaling factor ?PUCCH and mapped in sequence starting with rPUCCH(0) to resource elements(k,l). The mapping shall be in increasing order of firstk, then l and finally the slot number. The same set of values for k as for the corresponding PUCCH transmission shall be used. The values of the symbol index l in a slot are given by Table 5.5.2.2.2-1.
Table 5.5.2.2.2-1: Demodulation reference signal location for different PUCCH formats
PUCCH format 1, 1a, 1b 2 2a, 2b Set of values for l Normal cyclic prefix Extended cyclic prefix 2, 3, 4 2, 3 1, 5 3 1, 5 N/A
5.5.3
5.5.3.1
探测参考符号SRS
序列生成
)The sounding reference signal sequence rSRS?n??ru(,?v?n? is defined by Section 5.5.1, where u is the PUCCH
sequence-group number defined in Section 5.5.1.3 and ? is the base sequence number defined in Section 5.5.1.4. The cyclic shift ? of the sounding reference signal is given as
csnSRS, ??2?8cscswhere nSRS is configured for each UE by higher layers and nSRS?0,1,2,3,4,5,6,7.
5.5.3.2 映射到物理资源
The sequence shall be multiplied with the amplitude scaling factor ?SRS in order to conform to the transmit power
PSRS specified in Section 5.1.3.1 in [4], and mapped in sequence starting with rSRS(0) to resource elements (k,l)
according to
RS??SRSrSRS(k)k?0,1,...,Msc,b?1 ??0otherwise?a2k?k0,lwhere k0 is the frequency-domain starting position of the sounding reference signal and Msc,b is the length of the sounding reference signal sequence defined as
RSRBMsc,2b?mSRS,bNscRS
ULwhere mSRS,bis given by Table 5.5.3.2-1 through Table 5.5.3.2-4 for each uplink bandwidth NRB. The cell-specific parameter srsBandwidthConfiguration CSRS?{0,1,2,3,4,5,6,7} and the UE-specific parameter srsBandwidth
BSRS?{0,1,2,3}are given by higher layers. For UpPTS, in case of the UE-specific “SRS-Bandwidth” with b?0, mSRS,b
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Release 8 23 3GPP TS 36.211 V8.5.0 (2008-12)
maxcULshall be reconfigured to mSRS where c is a SRS BW configuration and C is the ,0?maxc?CmSRS,0?NRB?6NRA????set of SRS BW configurations from the Tables 5.5.3.2-1 to 5.5.3.2-4 for each uplink bandwidth NRB, NRA is the number of format 4 PRACH in the addressed UpPTS and derived from Table 5.7.1-4. The reconfiguration of mSRS,0 is enabled/disabled by cell specific parameter srsMaxUpPts given by higher layers. The frequency-domain starting position k0 is defined by
RS???2Msc,k0?k0bnb
b?0BSRSULmax?where for normal uplink subframes k0'0ULRB' is defined by: ??NRB/2??mSRS,02NSC?kTC, for UpPTS k0??ULmaxRB?(NRB?mSRS,0)Nsc?kTCk???kTCif (nfmod2)?(2?NSP)?t1RAmod2?0otherwise??
kTC?{0,1} is the parameter transmissionComb provided by higher layers for the UE, and nb is frequency position
index.
The frequency hopping of the sounding reference signal is configured by the parameter SRSHoppingBandwidth,
bhop?{0,1,2,3}, provided by higher layers. If frequency hopping of the sounding reference signal is not enabled (i.e.,
bhop?BSRS), the frequency position index nb remains constant (unless re-configured) and is defined by
nb??4nRRCmSRS,b?modNb where the parameter frequencyDomainPosition nRRC is given by higher layers for the
UE. If frequency hopping of the sounding reference signal is enabled (i.e., bhopindexes nb are defined by
?BSRS), the frequency position
??4nRRCmSRS,b?modNbnb????Fb(nSRS)??4nRRCmSRS,b??modNbb?bhopotherwise
where Nb is given by Table 5.5.3.2-1 through Table 5.5.3.2-4 for each uplink bandwidth NRB,
UL??nSRSmod?b??nSRSmod?b?b'?bhopNb'b'?bhopNb'?????if Nb even ?(Nb/2)?b?1b?1 Fb(nSRS)???N2?N????b'?bhopb'b'?bhopb'?????b?1if Nb odd?Nb/2?nSRS/?b'?bhopNb'????where NbnSRShop?1 regardless of the Nb value on Table 5.5.3.2-1 through Table 5.5.3.2-4, and
??n??Toffset??2NSPnf?2?NSP?1??s???y of frame structure 2?, for 2ms SRS periodicit? T???10??offset_max???????(nf?10??ns/2?)/TSRS?, otherwisecounts the number of UE-specific SRS transmissions, where TSRS is UE-specific periodicity of SRS transmission defined in section 8.2 of [4], Toffset is SRS subframe offset defined in Table 8.2-2 of [4] and Toffset_max is the maximum value of Toffsetfor a certain configuration of SRS subframe offset.
For all subframes other than special subframes, the sounding reference signal shall be transmitted in the last symbol of the subframe.
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Release 8 24 3GPP TS 36.211 V8.5.0 (2008-12)
ULNRB?40.
Table 5.5.3.2-1: mSRS,b and Nb, b?0,1,2,3, values for the uplink bandwidth of 6?SRS bandwidth configuration CSRS 0 1 2 3 4 5 6 7 SRS-Bandwidth BSRS?0 SRS-Bandwidth BSRS?1 SRS-Bandwidth BSRS?2 SRS-Bandwidth BSRS?3 mSRS,b 36 32 24 20 16 12 8 4 Nb 1 1 1 1 1 1 1 1 mSRS,b 12 16 4 4 4 4 4 4 Nb 3 2 6 5 4 3 2 1 mSRS,b 4 8 4 4 4 4 4 4 Nb 3 2 1 1 1 1 1 1 mSRS,b 4 4 4 4 4 4 4 4 Nb 1 2 1 1 1 1 1 1 Table 5.5.3.2-2: mSRS,b and Nb, b?0,1,2,3, values for the uplink bandwidth of 40?SRS bandwidth configuration CSRS 0 1 2 3 4 5 6 7 SRS-Bandwidth BSRS?0 SRS-Bandwidth BSRS?1 SRS-Bandwidth BSRS?2 ULNRB?60.
SRS-Bandwidth BSRS?3 mSRS,0 48 48 40 36 32 24 20 16 N0 1 1 1 1 1 1 1 1 mSRS,1 24 16 20 12 16 4 4 4
N1 2 3 2 3 2 6 5 4 mSRS,2 12 8 4 4 8 4 4 4 N2 2 2 5 3 2 1 1 1 mSRS,3 4 4 4 4 4 4 4 4 N3 3 2 1 1 2 1 1 1 Table 5.5.3.2-3: mSRS,b and Nb, b?0,1,2,3, values for the uplink bandwidth of 60?SRS bandwidth configuration CSRS 0 1 2 3 4 5 6 7 SRS-Bandwidth BSRS?0 SRS-Bandwidth BSRS?1 SRS-Bandwidth BSRS?2 ULNRB?80.
SRS-Bandwidth BSRS?3 mSRS,0 72 64 60 48 48 40 36 32 N0 1 1 1 1 1 1 1 1 mSRS,1 24 32 20 24 16 20 12 16
N1 3 2 3 2 3 2 3 2 mSRS,2 12 16 4 12 8 4 4 8 N2 2 2 5 2 2 5 3 2 mSRS,3 4 4 4 4 4 4 4 4 N3 3 4 1 3 2 1 1 2 Table 5.5.3.2-4: mSRS,b and Nb, b?0,1,2,3, values for the uplink bandwidth of 80?SRS bandwidth configuration CSRS 0 1 2 SRS-Bandwidth BSRS?0 SRS-Bandwidth BSRS?1 SRS-Bandwidth BSRS?2 ULNRB?110.
SRS-Bandwidth BSRS?3 mSRS,0 96 96 80 N0 1 1 1 mSRS,1 48 32 40 N1 2 3 2 mSRS,2 24 16 20 N2 2 2 2 mSRS,3 4 4 4 N3 6 4 5 3GPP
Release 8 25 3GPP TS 36.211 V8.5.0 (2008-12)
3 4 5 6 7
72 64 60 48 48 1 1 1 1 1 24 32 20 24 16 3 2 3 2 3 12 16 4 12 8 2 2 5 2 2 4 4 4 4 4 3 4 1 3 2 5.5.3.3 Sounding reference signal subframe configuration
The cell specific subframe configuration period TSFC and the cell specific subframe offset ?SFC for the transmission of sounding reference signals are listed in Tables 5.5.3.3-1 and 5.5.3.3-2, for FDD and TDD, respectively. Sounding reference signal subframes are the subframes satisfying?ns/2?modTSFC??SFC. For TDD, sounding reference signal is transmitted only in configured UL subframes or UpPTS.
Table 5.5.3.3-1: FDD sounding reference signal subframe configuration srsSubframeConfiguration 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Table 5.5.3.3-2: TDD sounding reference signal subframe configuration
Configuration Period TSFC (subframes) 0 1 0000 0001 5 5 Transmission offset ?SFC (subframes) {1} {1, 2} Binary 0000 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111 Configuration Period TSFC (subframes) 1 2 2 5 5 5 5 5 5 10 10 10 10 10 10 Inf Transmission offset ?SFC (subframes) {0} {0} {1} {0} {1} {2} {3} {0,1} {2,3} {0} {1} {2} {3} {0,1,2,3,4,6,8} {0,1,2,3,4,5,6,8} N/A srsSubframeConfiguration Binary 3GPP