ETSI TS 136 211 V14.13.1 (2020-02)
LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Physical channels and modulation (3GPP TS 36.211 version 14.13.1 Release 14)
LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Physical channels and modulation (3GPP TS 36.211 version 14.13.1 Release 14)
RTS/TSGR-0136211ved1
General Information
Standards Content (Sample)
ETSI TS 136 211 V14.13.1 (2020-02)
TECHNICAL SPECIFICATION
LTE;
Evolved Universal Terrestrial Radio Access (E-UTRA);
Physical channels and modulation
(3GPP TS 36.211 version 14.13.1 Release 14)
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3GPP TS 36.211 version 14.13.1 Release 14 1 ETSI TS 136 211 V14.13.1 (2020-02)
Reference
RTS/TSGR-0136211vED1
Keywords
LTE
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3GPP TS 36.211 version 14.13.1 Release 14 2 ETSI TS 136 211 V14.13.1 (2020-02)
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3GPP TS 36.211 version 14.13.1 Release 14 3 ETSI TS 136 211 V14.13.1 (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 . 10
3.1 Symbols . 10
3.2 Abbreviations . 14
4 Frame structure . 15
4.1 Frame structure type 1 . 15
4.2 Frame structure type 2 . 16
4.3 Frame structure type 3 . 17
5 Uplink . 19
5.1 Overview . 19
5.1.1 Physical channels . 19
5.1.2 Physical signals . 19
5.2 Slot structure and physical resources. 19
5.2.1 Resource grid . 19
5.2.2 Resource elements . 21
5.2.3 Resource blocks . 21
5.2.4 Narrowbands and widebands . 21
5.2.5 Guard period for narrowband and wideband retuning . 22
5.3 Physical uplink shared channel . 24
5.3.1 Scrambling . 24
5.3.2 Modulation . 25
5.3.2A Layer mapping . 26
5.3.2A.1 Layer mapping for transmission on a single antenna port . 26
5.3.2A.2 Layer mapping for spatial multiplexing . 26
5.3.3 Transform precoding. 27
5.3.3A Precoding . 27
5.3.3A.1 Precoding for transmission on a single antenna port . 27
5.3.3A.2 Precoding for spatial multiplexing . 27
5.3.4 Mapping to physical resources. 30
5.4 Physical uplink control channel . 33
5.4.1 PUCCH formats 1, 1a and 1b . 34
5.4.2 PUCCH formats 2, 2a and 2b . 37
5.4.2A PUCCH format 3 . 38
5.4.2B PUCCH format 4 . 40
5.4.2C PUCCH format 5 . 40
5.4.3 Mapping to physical resources. 41
5.5 Reference signals . 44
5.5.1 Generation of the reference signal sequence . 44
RB
5.5.1.1 Base sequences of length 3 N or larger . 44
sc
RB
5.5.1.2 Base sequences of length less than . 45
3 N
sc
5.5.1.3 Group hopping . 48
5.5.1.4 Sequence hopping . 49
5.5.1.5 Determining virtual cell identity for sequence generation . 49
5.5.2 Demodulation reference signal . 50
5.5.2.1 Demodulation reference signal for PUSCH . 50
5.5.2.1.1 Reference signal sequence . 50
5.5.2.1.2 Mapping to physical resources . 53
5.5.2.2 Demodulation reference signal for PUCCH . 53
ETSI
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3GPP TS 36.211 version 14.13.1 Release 14 4 ETSI TS 136 211 V14.13.1 (2020-02)
5.5.2.2.1 Reference signal sequence . 53
5.5.2.2.2 Mapping to physical resources . 55
5.5.3 Sounding reference signal . 56
5.5.3.1 Sequence generation. 56
5.5.3.2 Mapping to physical resources . 56
5.5.3.3 Sounding reference signal subframe configuration . 59
5.6 SC-FDMA baseband signal generation . 60
5.7 Physical random access channel . 61
5.7.1 Time and frequency structure . 61
5.7.2 Preamble sequence generation . 68
5.7.3 Baseband signal generation. 73
5.8 Modulation and upconversion . 74
6 Downlink . 75
6.1 Overview . 75
6.1.1 Physical channels . 75
6.1.2 Physical signals . 75
6.2 Slot structure and physical resource elements . 76
6.2.1 Resource grid . 76
6.2.2 Resource elements . 77
6.2.3 Resource blocks . 78
6.2.3.1 Virtual resource blocks of localized type . 78
6.2.3.2 Virtual resource blocks of distributed type . 78
6.2.4 Resource-element groups . 80
6.2.4A Enhanced Resource-Element Groups (EREGs) . 80
6.2.5 Guard period for half-duplex FDD operation . 81
6.2.6 Guard Period for TDD Operation . 81
6.2.7 Narrowbands and widebands . 81
6.2.8 Guard period for narrowband and wideband retuning . 82
6.3 General structure for downlink physical channels . 82
6.3.1 Scrambling . 83
6.3.2 Modulation . 84
6.3.3 Layer mapping . 84
6.3.3.1 Layer mapping for transmission on a single antenna port . 84
6.3.3.2 Layer mapping for spatial multiplexing . 84
6.3.3.3 Layer mapping for transmit diversity . 87
6.3.4 Precoding . 87
6.3.4.1 Precoding for transmission on a single antenna port . 87
6.3.4.2 Precoding for spatial multiplexing using antenna ports with cell-specific reference signals . 87
6.3.4.2.1 Precoding without CDD . 87
6.3.4.2.2 Precoding for large delay CDD . 88
6.3.4.2.3 Codebook for precoding and CSI reporting . 89
6.3.4.3 Precoding for transmit diversity . 90
6.3.4.4 Precoding for spatial multiplexing using antenna ports with UE-specific reference signals. 91
6.3.5 Mapping to resource elements . 92
6.4 Physical downlink shared channel . 92
6.4.1 Physical downlink shared channel for BL/CE UEs . 94
6.5 Physical multicast channel . 96
6.6 Physical broadcast channel . 96
6.6.1 Scrambling . 97
6.6.2 Modulation . 97
6.6.3 Layer mapping and precoding . 97
6.6.4 Mapping to resource elements . 97
6.7 Physical control format indicator channel . 98
6.7.1 Scrambling . 99
6.7.2 Modulation . 99
6.7.3 Layer mapping and precoding . 99
6.7.4 Mapping to resource elements . 99
6.8 Physical downlink control channel . 100
6.8.1 PDCCH formats . 100
6.8.2 PDCCH multiplexing and scrambling . 100
6.8.3 Modulation . 101
ETSI
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3GPP TS 36.211 version 14.13.1 Release 14 5 ETSI TS 136 211 V14.13.1 (2020-02)
6.8.4 Layer mapping and precoding . 101
6.8.5 Mapping to resource elements . 101
6.8A Enhanced physical downlink control channel . 102
6.8A.1 EPDCCH formats . 102
6.8A.2 Scrambling . 104
6.8A.3 Modulation . 104
6.8A.4 Layer mapping and precoding . 104
6.8A.5 Mapping to resource elements . 104
6.8B MTC physical downlink control channel . 105
6.8B.1 MPDCCH formats . 105
6.8B.2 Scrambling . 106
6.8B.3 Modulation . 107
6.8B.4 Layer mapping and precoding . 107
6.8B.5 Mapping to resource elements . 107
6.9 Physical hybrid ARQ indicator channel . 110
6.9.1 Modulation . 110
6.9.2 Resource group alignment, layer mapping and precoding . 111
6.9.3 Mapping to resource elements . 113
6.10 Reference signals . 114
6.10.1 Cell-specific Reference Signal (CRS). 115
6.10.1.1 Sequence generation. 115
6.10.1.2 Mapping to resource elements. 115
6.10.2 MBSFN reference signals . 117
6.10.2.1 Sequence generation. 117
6.10.2.1.1 Sequence generation for 15 kHz and 7.5 kHz subcarrier spacing . 117
6.10.2.1.2 Sequence generation for 1.25 kHz subcarrier spacing . 117
6.10.2.2 Mapping to resource elements. 118
6.10.2.2.1 Mapping to resource elements for 15 kHz and 7.5 kHz subcarrier spacing . 118
6.10.2.2.2 Mapping to resource elements for 1.25 kHz . 119
6.10.3 UE-specific reference signals associated with PDSCH . 119
6.10.3.1 Sequence generation. 120
6.10.3.2 Mapping to resource elements. 121
6.10.3A Demodulation reference signals associated with EPDCCH or MPDCCH . 126
6.10.3A.1 Sequence generation. 126
6.10.3A.2 Mapping to resource elements. 127
6.10.4 Positioning reference signals . 128
6.10.4.1 Sequence generation. 129
6.10.4.2 Mapping to resource elements. 129
6.10.4.3 Positioning reference signal subframe configuration . 131
6.10.5 CSI reference signals . 132
6.10.5.1 Sequence generation. 133
6.10.5.2 Mapping to resource elements. 133
6.10.5.3 CSI reference signal subframe configuration . 141
6.11 Synchronization signals . 141
6.11.1 Primary synchronization signal (PSS) . 141
6.11.1.1
...
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