[PDF] TS 138 211 - V15.2.0 - 5G; NR; Physical channels and modulation

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ETSI TS 138 211 V15.2.0 (2018-07)

5G; NR;

Physical channels and modulation

(3GPP TS 38.211 version 15.2.0 Release 15)

TECHNICAL SPECIFICATION

ETSI ETSI TS 138 211 V15.2.0 (2018-07)13GPP TS 38.211 version 15.2.0 Release 15

Reference

DTS/TSGR-0138211vf20

Keywords

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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

respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web

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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not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.

Foreword

This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).

The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or

GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.

The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under

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 ETSI TS 138 211 V15.2.0 (2018-07)33GPP TS 38.211 version 15.2.0 Release 15

Contents

Intellectual Property Rights ........................................................................

........................................................ 2Ø Foreword ....................................................................... ...................................................................................... 2Ø Modal verbs terminology ...................................................................... .............................................................. 2Ø Foreword ....................................................................... ...................................................................................... 6Ø

1 Scope ........................................................................

................................................................................ 7Ø

2 References ........................................................................

.............................. 7Ø

3 Definitions, symbols and abbreviations .......................................................................

............................ 7Ø

3.1 Definitions ........................................................................

.................................................................................. 7Ø

3.2 Symbols ........................................................................

...................................................................................... 7Ø

3.3 Abbreviations ........................................................................

............................................................................. 9Ø

4 Frame structure and physical resources ........................................................................

............................ 9Ø

4.1 General ........................................................................

....................................................................................... 9Ø

4.2 Numerologies ........................................................................

............................................................................. 9Ø

4.3 Frame structure ........................................................................

......................................................................... 10Ø

4.3.1 Frames and subframes ........................................................................

........................................................ 10Ø

4.3.2 Slots ........................................................................

.................................................................................... 10Ø

4.4 Physical resources ........................................................................

.................................................................... 11Ø

4.4.1 Antenna ports ........................................................................

...................................................................... 11Ø

4.4.2 Resource grid ........................................................................

...................................................................... 11Ø

4.4.3 Resource elements ........................................................................

............................... 11Ø

4.4.4 Resource blocks ........................................................................

.................................................................. 12Ø

4.4.4.1 General ........................................................................

.......................................................................... 12Ø

4.4.4.2 Point A ........................................................................

.......................................................................... 12Ø

4.4.4.3 Common resource blocks ........................................................................

.............................................. 12Ø

4.4.4.4 Physical resource blocks ........................................................................

............................................... 12Ø

4.4.4.5 Virtual resource blocks ........................................................................

................................................. 12Ø

4.4.5 Bandwidth part ........................................................................

.................................................................... 12Ø

4.5 Carrier aggregation ........................................................................

................................................................... 13Ø

5 Generic functions ........................................................................

........................................................... 13Ø

5.1 Modulation mapper ........................................................................

.................................................................. 13Ø .............................................................................. 13Ø

5.1.2 BPSK ........................................................................

.................................................................................. 13Ø

5.1.3 QPSK ........................................................................

.................................................................................. 13Ø

5.1.4 16QAM ........................................................................

............................................................................... 13Ø

5.1.5 64QAM ........................................................................

............................................................................... 13Ø

5.1.6 256QAM ........................................................................

............................................................................. 14Ø

5.2 Sequence generation ........................................................................

................................................................. 14Ø

5.2.1 Pseudo-random sequence generation ........................................................................

.................................. 14Ø

5.2.2 Low-PAPR sequence generation ........................................................................

........................................ 14Ø

5.2.2.1 Base sequences of length 36 or larger ........................................................................

........................... 14Ø

5.2.2.2 Base sequences of length less than 36 ........................................................................

.................. 15Ø

5.3 OFDM baseband signal generation ........................................................................

.......................................... 18Ø

5.3.1 OFDM baseband signal generation for all channels except PRACH .......................................................... 18Ø

5.3.2 OFDM baseband signal generation for PRACH ........................................................................

................. 19Ø

5.4 Modulation and upconversion ........................................................................

.................................................. 20Ø

6 Uplink ........................................................................

............................... 21Ø

6.1 Overview ........................................................................

.................................................................................. 21Ø

6.1.1 Overview of physical channels ........................................................................

........................................... 21Ø

6.1.2 Overview of physical signals ........................................................................

.............................................. 21Ø

6.2 Physical resources ........................................................................

.................................................................... 21Ø

6.3 Physical channels ........................................................................

..................................................................... 21Ø

6.3.1 Physical uplink shared channel ........................................................................

........................................... 21Ø

6.3.1.1 Scrambling ........................................................................

.................................................................... 21Ø ETSI ETSI TS 138 211 V15.2.0 (2018-07)43GPP TS 38.211 version 15.2.0 Release 15

6.3.1.2 Modulation ........................................................................

.................................................................... 22Ø

6.3.1.3 Layer mapping ........................................................................

.............................................................. 22Ø

6.3.1.4 Transform precoding ........................................................................

..................................................... 23Ø

6.3.1.5 Precoding ........................................................................

...................................................................... 23Ø

6.3.1.6 Mapping to virtual resource blocks ........................................................................

............................... 27Ø

6.3.1.7 Mapping from virtual to physical resource blocks ................................................................................ 27Ø

6.3.2 Physical uplink control channel ........................................................................

.......................................... 27Ø

6.3.2.1 General ........................................................................

.......................................................................... 27Ø

6.3.2.2 Sequence and cyclic shift hopping ........................................................................

................................ 28Ø

6.3.2.2.1 Group and sequence hopping ........................................................................

.................................. 28Ø

6.3.2.2.2 Cyclic shift hopping ........................................................................

................................................ 28Ø

6.3.2.3 PUCCH format 0 ........................................................................

........................................................... 29Ø

6.3.2.3.1 Sequence generation ........................................................................

................................................ 29Ø

6.3.2.3.2 Mapping to physical resources ........................................................................

................................ 29Ø

6.3.2.4 PUCCH format 1 ........................................................................

........................................................... 29Ø

6.3.2.4.1 Sequence modulation ........................................................................

............................................... 29Ø

6.3.2.4.2 Mapping to physical resources ........................................................................

................................ 30Ø

6.3.2.5 PUCCH format 2 ........................................................................

........................................................... 31Ø

6.3.2.5.1 Scrambling ........................................................................

............................................................... 31Ø

6.3.2.5.2 Modulation ........................................................................

.............................................................. 31Ø

6.3.2.5.3 Mapping to physical resources ........................................................................

................................ 31Ø

6.3.2.6 PUCCH formats 3 and 4 ........................................................................

............................................... 31Ø

6.3.2.6.1 Scrambling ........................................................................

............................................................... 31Ø

6.3.2.6.2 Modulation ........................................................................

.............................................................. 32Ø

6.3.2.6.3 Block-wise spreading ........................................................................

.............................................. 32Ø

6.3.2.6.4 Transform precoding ........................................................................

............................................... 33Ø

6.3.2.6.5 Mapping to physical resources ........................................................................

................................ 33Ø

6.3.3 Physical random-access channel ........................................................................

......................................... 33Ø

6.3.3.1 Sequence generation......................................................................

........................................................ 33Ø

6.3.3.2 Mapping to physical resources ........................................................................

...................................... 39Ø

6.4 Physical signals ........................................................................

........................................................................ 58Ø

6.4.1 Reference signals ........................................................................

................................................................ 58Ø

6.4.1.1 Demodulation reference signal for PUSCH ........................................................................

.................. 58Ø

6.4.1.1.1 Sequence generation ........................................................................

................................................ 58Ø

6.4.1.1.2 (void) ..................................................................

............................................................................. 59Ø

6.4.1.1.3 Precoding and mapping to physical resources ........................................................................

......... 59Ø

6.4.1.2 Phase-tracking reference signals for PUSCH ........................................................................

................ 63Ø

6.4.1.2.1 Sequence generation ........................................................................

................................................ 63Ø

6.4.1.2.1.1 Sequence generation if transform precoding is not enabled ....................................................... 63Ø

6.4.1.2.1.2 Sequence generation if transform precoding is enabled ............................................................. 64Ø

6.4.1.2.2 Mapping to physical resources ........................................................................

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