3GPP Atlas

Canonical Atlas record

TS 38.323

NR; Packet Data Convergence Protocol (PDCP) specification

Open in graphCompare this specStandards catalogue
Search Rel-18 ↗JSON3GPP Portal ↗DynaReport ↗
Responsible WGR2
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-18
Latest indexed version19.1.0
Series38
TypeTS
Visual answer

TS 38.323 relationship map

NR PDCP

Rel-18mixed provenance
TS 38.323NR PDCP
TS 38.331NR RRCRAN2 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.321NR MACRAN2 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.322NR RLCRAN2 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.211NR physical channels and modulationRAN1 · Radio · RANrelease validity not yet mappedAtlas curated

Release-aware filtering uses explicit relationship validity where mapped and official initial-release metadata where available. Unknown relationship validity remains visible and labelled rather than guessed.

Release evolution

Compare evidence between releases

Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.

Release ledger

Version · WI · CR evidence by release

Rel-1515.8.02 WI71 CRs · 12 approved
Rel-1616.8.05 WI76 CRs · 17 approved
Rel-1717.5.08 WI54 CRs · 18 approved
Rel-1818.5.04 WI36 CRs · 13 approved
Rel-1919.1.02 WI9 CRs · 3 approved

Rel-18 snapshot

Work affecting this release

36 indexed Change Requests · 4 connected Work Items.

Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0147 rev.1 — PDCP SN Gap report Corrections

CR 0144 rev.1 — Correction for Delay Critical Indication from PDCP to RLC

CR 0141 rev.2 — Corrections on security for L2 U2U relay

CR 0142 rev.1 — Correction for stored SDUs handling when a t-Reordering expires

CR 0140 — Correction on data transmission and data volume calculation in MP

CR 0139 — PDCP SN gap reporting

CR 0135 rev.3 — Miscellaneous Rapporteur Corrections to 38.323 for SL Relay

CR 0133 — Data volume calculation for DSR when associated with at least two RLC entities

CR 0132 rev.1 — Miscellaneous Corrections to 38.323 for SL Relay

CR 0128 rev.2 — Introduction of XR Enhancements

CR 0126 rev.2 — Introduction of NR sidelink PDCP duplication in TS 38.323

CR 0127 rev.1 — Introduction of Enhanced NR Sidelink Relay

Version history

Indexed versions

Showing 42 of 42 indexed versions.

19.1.0Rel-19RAN#1102026-01-18
19.0.0Rel-19RAN#1092025-10-08
18.5.0Rel-18RAN#1072025-03-21
18.4.0Rel-18RAN#1062024-12-19
18.3.0Rel-18RAN#1052024-09-26
18.2.0Rel-18RAN#1042024-07-12
18.1.0Rel-18RAN#1032024-04-02
18.0.0Rel-18RAN#1022024-01-13
17.5.0Rel-17RAN#1002023-06-30
17.4.0Rel-17RAN#992023-03-28
17.3.0Rel-17RAN#98-e2023-01-13
16.8.0Rel-16RAN#98-e2023-01-13
17.2.0Rel-17RAN#97-e2022-09-29
17.1.0Rel-17RAN#962022-07-17
16.7.0Rel-16RAN#962022-07-17
17.0.0Rel-17RAN#95-e2022-04-14
16.6.0Rel-16RAN#94-e2021-12-23
16.5.0Rel-16RAN#93-e2021-09-28
16.4.0Rel-16RAN#92-e2021-07-07
15.8.0Rel-15RAN#92-e2021-07-07
16.3.0Rel-16RAN#91-e2021-03-29
16.2.0Rel-16RAN#89-e2020-10-05
15.7.0Rel-15RAN#89-e2020-10-05
16.1.0Rel-16RAN#88-e2020-07-24
16.0.0Rel-16RAN#87-e2020-04-07
15.6.0Rel-15RAN#842019-06-28
15.5.0Rel-15RAN#832019-04-09
15.4.0Rel-15RAN#822019-01-11
15.3.0Rel-15RAN#812018-09-27
15.2.0Rel-15RAN#802018-06-20
15.1.0Rel-15RAN#792018-04-02
15.0.0Rel-15RAN#782018-01-04
2.0.0Rel-15 · pre-approvalRAN#782017-12-13
1.1.0Rel-15 · pre-approvalRAN2#1002017-12-12
1.0.1Rel-15 · pre-approvalRAN2#1002017-11-17
1.0.0Rel-15 · pre-approvalRAN#772017-10-02
0.3.0Rel-15 · pre-approvalRAN2#992017-09-04
0.2.1Rel-15 · pre-approvalRAN2#992017-08-11
0.2.0Rel-15 · pre-approvalRAN2-NR#22017-07-19
0.1.0Rel-15 · pre-approvalRAN2-NR#22017-06-17
0.0.5Rel-15 · pre-approvalRAN2#982017-05-11
0.0.1Rel-15 · pre-approvalRAN2#97-Bis2017-04-16

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 38.323

NR_newRAT

New Radio Access Technology

Rel-15parsed
NR_newRAT-Core

Core part: New Radio Access Technology

Rel-15official
5G_V2X_NRSL-Core

Core part: 5G V2X with NR sidelink

Rel-16parsed
LTE_feMob-Core

Core part: Even further mobility enhancement in E-UTRAN

Rel-16parsed
NR_IIOT-Core

Core part: Support of NR Industrial Internet of Things (IoT)

Rel-16parsed
NR_Mob_enh-Core

Core part: NR mobility enhancements

Rel-16parsed
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending
Rel-16historical link
NR_IIOT_URLLC_enh-Core

Core part: Enhanced IoT and URLLC support for NR

Rel-17parsed
NR_MBS-Core

Core part: NR multicast and broadcast services

Rel-17parsed
NR_SL_enh-Core

Core part: NR Sidelink enhancement

Rel-17parsed
NR_SL_relay-Core

Core part: NR Sidelink Relay

Rel-17parsed
NR_UDC-Core

Core part: NR_UDC

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
UPIP_SEC_LTE

User Plane Integrity Protection for LTE

Rel-17parsed
UPIP_SEC_LTE-RAN-Core

Core part: User Plane Integrity Protection support for EPC connected architectures

Rel-17parsed
NR_MBS_enh-Core

Core part: Enhancements of NR Multicast and Broadcast Services

Rel-18parsed
NR_SL_enh2-Core

Core part: NR sidelink evolution

Rel-18parsed
NR_SL_relay_enh-Core

Core part: NR sidelink relay enhancements

Rel-18parsed
NR_XR_enh-Core

Core part: XR (eXtended Reality) enhancements for NR

Rel-18parsed
NR_SL_relay_multihop

NR sidelink multi-hop relay

Rel-19parsed
NR_XR_Ph3-Core

Core part: XR (eXtended Reality) for NR Phase 3

Rel-19parsed

Knowledge graph

Related standards

No graph edges indexed yet. The graph API is available at this JSON endpoint.