LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Physical channels and modulation (3GPP TS 36.211 version 15.8.1 Release 15)

RTS/TSGR-0136211vf81

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Status
Published
Publication Date
05-Feb-2020
Current Stage
12 - Completion
Completion Date
06-Feb-2020
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ETSI TS 136 211 V15.8.1 (2020-02) - LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Physical channels and modulation (3GPP TS 36.211 version 15.8.1 Release 15)
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ETSI TS 136 211 V15.8.1 (2020-02)






TECHNICAL SPECIFICATION
LTE;
Evolved Universal Terrestrial Radio Access (E-UTRA);
Physical channels and modulation
(3GPP TS 36.211 version 15.8.1 Release 15)

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3GPP TS 36.211 version 15.8.1 Release 15 1 ETSI TS 136 211 V15.8.1 (2020-02)



Reference
RTS/TSGR-0136211vF81
Keywords
LTE
ETSI
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3GPP TS 36.211 version 15.8.1 Release 15 2 ETSI TS 136 211 V15.8.1 (2020-02)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
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server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
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ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no
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Legal notice
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The present document may refer to technical specifications or reports using their 3GPP identities. These shall be
interpreted as being references to the corresponding ETSI deliverables.
The cross reference between 3GPP and ETSI identities can be found under http://webapp.etsi.org/key/queryform.asp.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

ETSI

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3GPP TS 36.211 version 15.8.1 Release 15 3 ETSI TS 136 211 V15.8.1 (2020-02)
Contents
Intellectual Property Rights . 2
Legal notice . 2
Modal verbs terminology . 2
Foreword . 9
1 Scope . 10
2 References . 10
3 Symbols and abbreviations . 11
3.1 Symbols . 11
3.2 Abbreviations . 15
4 Frame structure . 15
4.1 Frame structure type 1 . 16
4.2 Frame structure type 2 . 17
4.3 Frame structure type 3 . 18
5 Uplink . 20
5.1 Overview . 20
5.1.1 Physical channels . 20
5.1.2 Physical signals . 20
5.2 Slot structure and physical resources. 20
5.2.1 Resource grid . 20
5.2.2 Resource elements . 22
5.2.3 Resource blocks . 22
5.2.4 Narrowbands and widebands . 22
5.2.5 Guard period for narrowband and wideband retuning . 23
5.3 Physical uplink shared channel . 25
5.3.1 Scrambling . 25
5.3.2 Modulation . 26
5.3.2A Layer mapping . 27
5.3.2A.1 Layer mapping for transmission on a single antenna port . 27
5.3.2A.2 Layer mapping for spatial multiplexing . 27
5.3.3 Transform precoding. 28
5.3.3A Precoding . 28
5.3.3A.1 Precoding for transmission on a single antenna port . 28
5.3.3A.2 Precoding for spatial multiplexing . 28
5.3.4 Mapping to physical resources. 31
5.4 Physical uplink control channel . 36
5.4.1 PUCCH formats 1, 1a and 1b . 37
5.4.2 PUCCH formats 2, 2a and 2b . 40
5.4.2A PUCCH format 3 . 41
5.4.2B PUCCH format 4 . 43
5.4.2C PUCCH format 5 . 43
5.4.3 Mapping to physical resources. 44
5.4A Short Physical Uplink Control Channel . 47
5.4A.1 General . 47
5.4A.2 SPUCCH formats 1,1a,1b . 47
5.4A.2.1 Slot-SPUCCH . 47
5.4A.2.2 Subslot-SPUCCH . 48
5.4A.3 SPUCCH format 3 . 49
5.4A.3.1 Slot-SPUCCH . 49
5.4A.4 SPUCCH format 4 . 49
5.4A.4.1 Slot-SPUCCH . 49
5.4A.4.2 Subslot-SPUCCH . 50
5.4A.5 Mapping to physical resources. 50
5.5 Reference signals . 54
ETSI

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3GPP TS 36.211 version 15.8.1 Release 15 4 ETSI TS 136 211 V15.8.1 (2020-02)
5.5.1 Generation of the reference signal sequence . 54
RB
5.5.1.1 Base sequences of length 3N or larger . 55
sc
RB
5.5.1.2 Base sequences of length less than 3N . 56
sc
5.5.1.3 Group hopping . 60
5.5.1.4 Sequence hopping . 61
5.5.1.5 Determining virtual cell identity for sequence generation . 61
5.5.2 Demodulation reference signal . 62
5.5.2.1 Demodulation reference signal for PUSCH . 62
5.5.2.1.1 Reference signal sequence . 62
5.5.2.1.2 Mapping to physical resources . 66
5.5.2.1A Demodulation reference signal for PUSCH with sub-PRB allocations . 67
5.5.2.1A.1 Reference signal sequence using modulation schemes other than π/2-BPSK . 67
5.5.2.1A.2 Reference signal sequence using π/2-BPSK modulation scheme . 68
5.5.2.1A.3 Group hopping . 69
5.5.2.1A.4 Mapping to physical resources . 70
5.5.2.2 Demodulation reference signal for PUCCH . 70
5.5.2.2.1 Reference signal sequence . 70
5.5.2.2.2 Mapping to physical resources . 72
5.5.2.3 Demodulation reference signal for SPUCCH. 72
5.5.2.3.1 Reference signal sequence . 72
5.5.2.3.2 Mapping to physical resources . 73
5.5.3 Sounding reference signal . 75
5.5.3.1 Sequence generation. 75
5.5.3.2 Mapping to physical resources . 75
5.5.3.3 Sounding reference signal subframe configuration . 78
5.6 SC-FDMA baseband signal generation . 79
5.6A SC-FDMA baseband signal generation for PUSCH using sub-PRB allocations . 80
5.6A.1 Modulation schemes other than π/2-BPSK . 80
5.6A.2 Modulation scheme π/2-BPSK . 80
5.7 Physical random access channel . 81
5.7.1 Time and frequency structure . 81
5.7.2 Preamble sequence generation . 89
5.7.3 Baseband signal generation. 94
5.8 Modulation and upconversion . 95
6 Downlink . 96
6.1 Overview . 96
6.1.1 Physical channels . 96
6.1.2 Physical signals . 96
6.2 Slot structure and physical resource elements . 97
6.2.1 Resource grid . 97
6.2.2 Resource elements . 98
6.2.3 Resource blocks . 99
6.2.3.1 Virtual resource blocks of localized type . 100
6.2.3.2 Virtual resource blocks of distributed type . 100
6.2.4 Resource-element groups (REGs) . 101
6.2.4A Enhanced Resource-Element Groups (EREGs) . 102
6.2.4B Short Resource-Element Groups (SREGs) . 102
6.2.5 Guard period for half-duplex FDD operation . 102
6.2.6 Guard Period for TDD Operation . 103
6.2.7 Narrowbands and widebands . 103
6.2.8 Guard period for narrowband and wideband retuning . 104
6.3 General structure for downlink physical channels . 104
6.3.1 Scrambling . 105
6.3.2 Modulation . 106
6.3.3 Layer mapping . 106
6.3.3.1 Layer mapping for transmission on a single antenna port . 106
6.3.3.2 Layer mapping for spatial multiplexing . 107
6.3.3.3 Layer mapping for transmit diversity . 108
6.3.4 Precoding . 108
6.3.4.1 Precoding for transmission on a single antenna port . 108
ETSI

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3GPP TS 36.211 version 15.8.1 Release 15 5 ETSI TS 136 211 V15.8.1 (2020-02)
6.3.4.2 Precoding for spatial multiplexing using antenna ports with cell-specific reference signals . 109
6.3.4.2.1 Precoding without CDD . 109
6.3.4.2.2 Precoding for large delay CDD . 109
6.3.4.2.3 Codebook for precoding and CSI reporting . 110
6.3.4.3 Precoding for transmit diversity . 111
6.3.4.4 Precoding for spatial multiplexing using antenna ports with UE-specific reference signals. 112
6.3.5 Mapping to resource elements . 113
6.4 Physical downlink shared channel . 113
6.4.1 Physical downlink shared channel for BL/CE UEs . 115
6.4.2 Slot/subslot-based physical downlink shared channel . 118
6.5 Physical multicast channel . 120
6.6 Physical broadcast channel . 120
6.6.1 Scrambling . 120
6.6.2 Modulation . 120
6.6.3 Layer mapping and precoding . 120
6.6.4 Mapping to resource elements . 120
6.7 Physical control format indicator channel . 122
6.7.1 Scrambling . 122
6.7.2 Modulation . 122
6.7.3 Layer mapping and precoding . 123
6.7.4 Mapping to resource elements . 123
6.8 Physical downlink control channel . 123
6.8.1 PDCCH formats . 123
6.8.2 PDCCH multiplexing and scrambling . 123
6.8.3 Modulation . 124
6.8.4 Layer mapping and precoding . 124
6.8.5 Mapping to resource elements . 124
6.8A Enhanced physical downlink control channel . 125
6.8A.1 EPDCCH formats . 126
6.8A.2 Scrambling . 127
6.8A.3 Modulation . 127
6.8A.4 Layer mapping and precoding . 127
6.8A.5 Mapping to resource elements . 128
6.8B MTC physical downlink control channel . 129
6.8B.1 MPDCCH formats . 129
6.8B.2 Scrambling . 130
6.8B.3 Modulation . 130
6.8B.4 Layer mapping and precoding . 130
6.8B.5 Mapping to resource elements . 130
6.8C Short physical downlink control channel (SPDCCH) . 133
6.8C.1 SPDCCH formats . 133
6.8C.2 Scrambling . 135
6.8C.3 Modulation . 135
6.8C.4 Layer mapping and precoding . 135
6.8C.5 Mapping to resource elements . 135
6.9 Physical hybrid ARQ indicator channel . 137
6.9.1 Modulation .
...

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