TR 21.914 ★
Release-14 Description

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V14.0.0 (PDF) 2018/06 104 p.

Rapporteur:: Mr. Sultan, Alain

essential Table of Contents for TR 21.914 Word version: 14.0.0

each title, in the ┃ or ┃ area, links to the equivalent title in the CONTENT

2 References Word‑p. 7

3 Definitions, symbols and abbreviations Word‑p. 7

4 Process to get further information Word‑p. 8

4.1 Introduction Word‑p. 8

4.2 Direct method Word‑p. 8

4.3 Step by step method Word‑p. 9

5 Rel-14 Executive Summary Word‑p. 11

6 Mission Critical related items Word‑p. 12

6.1 Mission Critical Improvements general aspects Word‑p. 12

6.1.1 Re-organizing the MCPTT Stage 1 documents Word‑p. 12

6.1.2 Re-organizing the MCPTT Stage 2 documents Word‑p. 12

6.1.3 MCPTT documents structure Word‑p. 13

6.2 Mission Critical Push to Talk over LTE Realignment Word‑p. 14

6.3 Mission Critical Services Common Requirements Word‑p. 15

6.4 Mission Critical Video over LTE Word‑p. 16

6.5 Mission Critical Data over LTE Word‑p. 17

6.6 Common functional architecture to support mission critical services Word‑p. 18

6.7 Enhancements for Mission Critical Push To Talk Word‑p. 19

7 Vehicle-to-Everything (V2X) related items Word‑p. 21

7.1 LTE support for V2X services Word‑p. 21

7.2 Support for V2V services based on LTE sidelink Word‑p. 28

8 Cellular Internet of Things (CIoT) related items Word‑p. 31

8.1 System improvements for MTC Word‑p. 31

8.1.1 Extended architecture support for Cellular Internet of Things Word‑p. 31

8.1.2 Enhancements of Dedicated Core Networks selection mechanism Word‑p. 33

8.2 LTE enhancements for MTC Word‑p. 33

8.3 GPRS/GERAN enhancements for MTC Word‑p. 35

8.3.1 New band support for Rel-14 Narrowband Internet of Things (NB-IOT) Word‑p. 35

8.3.2 Enhancements of NB-IoT Word‑p. 35

8.3.3 Non-IP for Cellular Internet of Things (CIoT) for 2G/3G-GPRS(EC-EGPRS) Word‑p. 38

8.3.4 Radio Interface Enhancements for Extended Coverage GSM for support of Cellular Internet of Things Word‑p. 38

8.3.5 Dedicated Core Networks for GERAN Word‑p. 40

9 Voice and Multimedia related items Word‑p. 41

9.1 VoLTE related items Word‑p. 41

9.1.1 S8 Home Routing Architecture for VoLTE Word‑p. 41

9.1.2 Robust Call Setup for VoLTE subscriber in LTE Word‑p. 42

9.1.3 Enhancements to Domain Selection between VoLTE and CDMA CS Word‑p. 46

9.2 MBMS improvements Word‑p. 47

9.2.1 MBMS Transport Protocol and APIs Word‑p. 47

9.2.2 eMBMS enhancements for LTE Word‑p. 49

9.3 IMS related items Word‑p. 49

9.3.1 Evolution to and Interworking with eCall in IMS Word‑p. 49

9.3.2 Password-based service activation for IMS Multimedia Telephony service Word‑p. 50

9.3.3 Media Handling Extensions of IMS-based Telepresence Word‑p. 51

9.3.4 SIP Reason header extension Word‑p. 51

9.3.5 Diameter Load Control Mechanism Word‑p. 51

9.3.6 Diameter Base Protocol Specification Update Word‑p. 52

9.3.7 Determination of Completeness of Charging Information in IMS Word‑p. 53

9.3.8 SCC AS Restoration Word‑p. 53

9.4 Other Voice and Multimedia related items Word‑p. 54

9.4.1 Multimedia Priority Service Modifications Word‑p. 54

9.4.2 Enhancements to Multi-stream Multiparty Conferencing Media Handling Word‑p. 55

9.4.3 Enhancement for TV service Word‑p. 56

9.4.4 Improved Streaming QoE Reporting in 3GPP (IQoE) Word‑p. 57

9.4.4a Quality of Experience (QoE) Measurement Collection for streaming services in UTRAN Word‑p. 58

9.4.5 Development of super-wideband and fullband P.835 Word‑p. 58

10 Location and positioning related items Word‑p. 59

10.1 Enhancements to User Location Reporting Support Word‑p. 59

10.2 Enhancing Location Capabilities for Indoor and Outdoor Emergency Communications Word‑p. 60

10.3 Further Indoor Positioning Enhancements for UTRA and LTE Word‑p. 60

10.4 Improvements of awareness of user location change Word‑p. 61

11 Radio improvements Word‑p. 63

11.1 WLAN and unlicensed spectrum related items Word‑p. 63

11.1.1 EIR check for WLAN access to EPC Word‑p. 63

11.1.2 Support of EAP Re-authentication Protocol for WLAN Interworking Word‑p. 63

11.1.3 Phase 2 of the Support of Emergency services over WLAN Word‑p. 64

11.1.4 T-ADS supporting WLAN Access Word‑p. 65

11.1.5 Enhanced LTE-WLAN Aggregation (LWA) Word‑p. 65

11.1.6 Enhanced LTE WLAN Radio Level Integration with IPsec Tunnel (eLWIP) Word‑p. 66

11.2 GERAN and GPRS related items Word‑p. 67

11.2.1 Positioning Enhancements for GERAN Word‑p. 67

11.2.2 New GPRS algorithms for EASE Word‑p. 68

11.2.3 Positioning Enhancements for GERAN Word‑p. 69

11.2.4 Other GERAN items Word‑p. 69

11.3 UMTS related items Word‑p. 69

11.3.1 RRC optimization for UMTS Word‑p. 69

11.3.2 Multi-Carrier Enhancements for UMTS Word‑p. 70

11.3.3 DTX/DRX enhancements in CELL_FACH Word‑p. 70

11.4 LTE related items Word‑p. 71

11.4.1 LTE radio improvements Word‑p. 71

11.4.1.1 Radiated performance requirements for the verification of multi-antenna reception of UEs in LTE Word‑p. 71

11.4.1.2 Enhancements on Full-Dimension (FD) MIMO for LTE Word‑p. 72

11.4.1.3 Further mobility enhancements in LTE Word‑p. 73

11.4.1.4 Uplink Capacity Enhancements for LTE Word‑p. 74

11.4.1.5 L2 latency reduction techniques for LTE Word‑p. 74

11.4.1.6 SRS (sounding reference signal) switching between LTE component carriers Word‑p. 75

11.4.1.7 Downlink Multiuser Superposition Transmission for LTE Word‑p. 77

11.4.1.8 Flexible eNB-ID and Cell-ID in E-UTRAN Word‑p. 78

11.4.1.9 Four receiver (4Rx) antenna ports with Carrier Aggregation (CA) for LTE downlink (DL) Word‑p. 79

11.4.1.10 Requirements for a new UE category with single receiver based on Category 1 for LTE Word‑p. 79

11.4.1.11 Enhanced LAA for LTE Word‑p. 80

11.4.1.12 Performance enhancements for high speed scenario in LTE Word‑p. 81

11.4.1.13 LTE Measurement Gap Enhancement Word‑p. 82

11.4.2 LTE bands related items Word‑p. 83

11.4.2.1 Multi-Band Base Station testing with three or more bands Word‑p. 83

12 System improvements Word‑p. 84

12.1 Control and User Plane Separation of EPC nodes Word‑p. 84

12.2 Paging Policy Enhancements and Procedure Word‑p. 85

12.3 Shared Subscription Data Update Word‑p. 86

12.4 Service Domain Centralization Word‑p. 86

12.5 Control of Applications when Third party Servers encounter difficulties Word‑p. 87

12.6 PS Data Off Services Word‑p. 88

12.7 Enhancement to Flexible Mobile Service Steering Word‑p. 89

12.8 Sponsored data connectivity improvements Word‑p. 89

12.9 Group based enhancements in the network capability exposure functions Word‑p. 90

12.10 Improved operator control using new UE configuration parameters Word‑p. 91

12.11 Charging and OAM stand alone improvements Word‑p. 92

12.11.1 OAM14 Rel-14 Operations, Administration, Maintenance and Provisioning (OAM&P) Word‑p. 92

12.11.2 Filtering of PM measurements and data volume Word‑p. 93

12.11.3 OAM support for Licensed Shared Access (LSA) Word‑p. 94

12.11.4 Rel-14 Charging Word‑p. 94

12.12 Extension of UE Delay test methods and requirements Word‑p. 95

12.13 Security Assurance Specification for 3GPP network products Word‑p. 96

13 Rel-14 Work Items not subject to summaries Word‑p. 97

13.1 Introduction Word‑p. 97

13.2 Rel-14 Work Items without summary Word‑p. 97

13.2.1 Addition of band 25 and 26 to LTE MTC cat.0 Word‑p. 97

13.2.2 Addition of bands 25 and 40 to LTE MTC cat.1 Word‑p. 97

13.2.3 UE Conformance Test Aspects - IMS for Converged IP Communications Word‑p. 97

13.2.4 Citizens Broadband Radio Service (CBRS) 3.5GHz band for LTE in the United States Word‑p. 97

13.2.5 LTE UE Total Radiated Power (TRP) and Total Radiated Sensitivity (TRS) and UTRA Hand Phantom related UE TRP and TRS Requirements Word‑p. 98

13.2.6 AWS-3/4 Band for LTE Word‑p. 98

13.2.7 LTE FDD in the Bands 1980-2010 MHz and 2170-2200MHz for Region 3 Word‑p. 98

13.2.8 Addition of 1.4 and 3 MHz Channel Bandwidth to E-UTRA operating band 65 for CGC (Complementary Ground Component) operations in Region 1 Word‑p. 98

13.2.9 LTE 2.6 GHz FDD Supplemental DL band (2570-2620 MHz) and LTE Carrier Aggregation (2DL/1UL) with Band 3 for region 1 Word‑p. 98

13.2.10 LTE Band 41 UE power class 2 operation Word‑p. 99

13.2.10a Introduction of new band support for 4Rx antenna ports for LTE Word‑p. 99

13.2.11 LTE Carrier Aggregation Word‑p. 99

13.2.12 Stage-3 SAE Protocol Development - Phase 5 Word‑p. 101

13.2.13 AT Commands for CIoT Word‑p. 101

13.2.14 Protocol enhancements for MCPTT over LTE Word‑p. 101

13.2.15 IMS Signalling Activated Trace Word‑p. 101

13.2.16 Lawful Interception Rel-14 Word‑p. 102

13.2.17 User Controlled Spoofed Call Treatment Word‑p. 102

13.2.18 IMS Stage-3 IETF Protocol Alignment Word‑p. 102

$ Change history Word‑p. 103

TR 21.914 ★ Release-14 Description

essential Table of Contents for TR 21.914 Word version: 14.0.0

TR 21.914 ★
Release-14 Description