The VoLTE (Voice over LTE) Ecosystem: 2018 - 2030 - Opportunities, Challenges, Strategies & Forecasts

1.1 Executive Summary
1.2 Topics Covered
1.3 Forecast Segmentation
1.4 Key Questions Answered
1.5 Key Findings
1.6 Methodology
1.7 Target Audience
1.8 Companies & Organizations Mentioned

2.1 What is VoLTE?
2.2 Architectural Evolution of VoLTE
2.2.1 CSFB (Circuit-Switched Fallback): The First Step Towards VoLTE
2.2.2 The Push From CDMA Operators
2.2.3 Towards an IMS Based VoLTE Solution
2.2.4 SRVCC (Single Radio Voice Call Continuity)
2.2.5 Integrating Video Telephony
2.3 Key Enabling Technologies
2.3.1 VoLTE Infrastructure
2.3.1.1 IMS Core: CSCF, HSS, BGCF & MGCF
2.3.1.2 VoLTE Application Servers
2.3.1.3 SBC (Session Border Controller)
2.3.1.4 MRF (Media Resource Function)
2.3.1.5 PCRF (Policy and Charging Rules Function)
2.3.2 VoLTE Devices
2.3.3 Roaming & Interconnection Technology
2.3.3.1 LBO (Local Breakout)
2.3.3.2 S8HR (S8 Home Routing)
2.4 Market Growth Drivers
2.4.1 Spectral Efficiency & Cost Reduction
2.4.2 Enabling HD Voice, Video Calling & Rich IP Communications
2.4.3 Improved Battery Life
2.4.4 Integration with Wi-Fi: Enhanced Indoor Voice Coverage
2.4.5 Bundling Voice with Other Services
2.4.6 Fighting the OTT Threat
2.5 Market Barriers
2.5.1 Initial Lack of Compatible Devices
2.5.2 Roaming & Interconnect Issues
2.5.3 Limited Revenue Potential
2.5.4 Service Assurance Challenges

3.1 3GPP (3rd Generation Partnership Project)
3.1.1 Release 8: VoLTE Interface Requirements
3.1.2 Release 9: Support for SRVCC & VoLTE Emergency Calls
3.1.3 Release 10: eSRVCC & aSRVCC
3.1.4 Release 11: vSRVCC, rSRVCC & VoLTE Roaming Architecture
3.1.5 Release 12: EVS & HEVC Codecs
3.1.6 Release 13: MCPTT for Critical Communications
3.1.7 Release 14: VoLTE Support for IoT Services
3.1.8 Release 15: Further Enhancements to Improve VoLTE User Experience
3.2 GSMA
3.2.1 Feature Requirements
3.2.1.1 IR.92: IMS Profile for Voice and SMS
3.2.1.2 IR.94: IMS Profile for Conversational Video Service
3.2.2 Roaming, Interworking & Other Guidelines
3.2.2.1 IR.64: IMS Service Centralization & Continuity Guidelines
3.2.2.2 IR.65: IMS Roaming & Interworking Guidelines
3.2.2.3 IR.88: LTE Roaming Guidelines
3.3 ETSI (European Telecommunications Standards Institute)
3.3.1 Virtualization for VoLTE Infrastructure
3.3.1.1 NFV ISG (Industry Specification Group): Releases 1 - 3
3.4 Others

4.1 AT&T
4.1.1 Service Launch Strategy
4.1.2 Vendor Selection
4.1.3 Future Prospects
4.2 China Mobile
4.2.1 Service Launch Strategy
4.2.2 Vendor Selection
4.2.3 Future Prospects
4.3 DT (Deutsche Telekom)
4.3.1 Service Launch Strategy
4.3.2 Vendor Selection
4.3.3 Future Prospects
4.4 Du (Emirates Integrated Telecommunications Company)
4.4.1 Service Launch Strategy
4.4.2 Vendor Selection
4.4.3 Future Prospects
4.5 EE
4.5.1 Service Launch Strategy
4.5.2 Vendor Selection
4.5.3 Future Prospects
4.6 KDDI Corporation
4.6.1 Service Launch Strategy
4.6.2 Vendor Selection
4.6.3 Future Prospects
4.7 KT Corporation
4.7.1 Service Launch Strategy
4.7.2 Vendor Selection
4.7.3 Future Prospects
4.8 LG Uplus
4.8.1 Service Launch Strategy
4.8.2 Vendor Selection
4.8.3 Future Prospects
4.9 NTT DoCoMo
4.9.1 Service Launch Strategy
4.9.2 Vendor Selection
4.9.3 Future Prospects
4.10 Orange
4.10.1 Service Launch Strategy
4.10.2 Vendor Selection
4.10.3 Future Prospects
4.11 Reliance Jio Infocomm
4.11.1 Service Launch Strategy
4.11.2 Vendor Selection
4.11.3 Future Prospects
4.12 Rogers Communications
4.12.1 Service Launch Strategy
4.12.2 Vendor Selection
4.12.3 Future Prospects
4.13 Singtel
4.13.1 Service Launch Strategy
4.13.2 Vendor Selection
4.13.3 Future Prospects
4.14 SK Telecom
4.14.1 Service Launch Strategy
4.14.2 Vendor Selection
4.14.3 Future Prospects
4.15 SoftBank Group
4.15.1 Service Launch Strategy
4.15.2 Vendor Selection
4.15.3 Future Prospects
4.16 Swisscom
4.16.1 Service Launch Strategy
4.16.2 Vendor Selection
4.16.3 Future Prospects
4.17 Telefónica Group
4.17.1 Service Launch Strategy
4.17.2 Vendor Selection
4.17.3 Future Prospects
4.18 Telenor Group
4.18.1 Service Launch Strategy
4.18.2 Vendor Selection
4.18.3 Future Prospects
4.19 Telstra
4.19.1 Service Launch Strategy
4.19.2 Vendor Selection
4.19.3 Future Prospects
4.20 TIM (Telecom Italia Mobile)
4.20.1 Service Launch Strategy
4.20.2 Vendor Selection
4.20.3 Future Prospects
4.21 Verizon Communications
4.21.1 Service Launch Strategy
4.21.2 Vendor Selection
4.21.3 Future Prospects
4.22 Vodafone Group
4.22.1 Service Launch Strategy
4.22.2 Vendor Selection
4.22.3 Future Prospects

5.1 Industry Roadmap
5.1.1 Pre-2020: Large-Scale VoLTE Service Rollouts
5.1.2 2020 - 2025: Building IoT & Advanced Services on VoLTE Architecture
5.1.3 2025 - 2030: Continued Investments with 5G Rollouts
5.2 Value Chain
5.2.1 Enabling Technology Providers
5.2.2 VoLTE & IMS Infrastructure Suppliers
5.2.3 VoLTE Device OEMs
5.2.4 Roaming, Billing & Supplementary Service Providers
5.2.5 Mobile Operators
5.2.6 Test, Measurement & Performance Specialists

6.1 Accedian Networks
6.2 Affirmed Networks
6.3 ALEPO
6.4 Alpha Networks
6.5 Altair Semiconductor
6.6 Amdocs
6.7 Anritsu Corporation
6.8 Apple
6.9 Aptilo Networks
6.10 Aricent/Altran
6.11 Astellia
6.12 ASUS (ASUSTeK Computer)
6.13 BBK Electronics Corporation/OPPO/Vivo
6.14 BICS
6.15 Broadcom
6.16 BT Group
6.17 CCN (Cirrus Core Networks)
6.18 Cellwize Wireless Technologies
6.19 CENX
6.20 CEVA
6.21 Cirpack
6.22 Cisco Systems
6.23 Continual (CellMining)
6.24 D2 Technologies
6.25 Dialogic
6.26 DigitalRoute
6.27 D-Link Corporation
6.28 Ecrio
6.29 ELUON Corporation
6.30 Empirix
6.31 Ericsson
6.32 EXFO
6.33 F5 Networks
6.34 Federos
6.35 Foxconn Technology Group
6.36 Fraunhofer IIS (Institute for Integrated Circuits)
6.37 Fujitsu
6.38 GCT Semiconductor
6.39 Gemalto
6.40 Gigamon
6.41 GL Communications
6.42 Google/Alphabet
6.43 Hitachi
6.44 HPE (Hewlett Packard Enterprise)
6.45 HTC Corporation
6.46 Huawei
6.47 iBasis
6.48 IBM Corporation
6.49 IMSWorkX
6.50 InfoVista
6.51 Intel Corporation
6.52 InterDigital
6.53 Interop Technologies
6.54 Iskratel
6.55 Italtel
6.56 Keysight Technologies/Ixia
6.57 Lenovo
6.58 LG Electronics
6.59 Mavenir Systems
6.60 Meeami Technologies
6.61 Metaswitch Networks
6.62 Mobileum
6.63 Mushroom Networks
6.64 MYCOM OSI
6.65 Napatech
6.66 NEC Corporation
6.67 NetComm Wireless
6.68 NETGEAR
6.69 NETSCOUT Systems
6.70 NewNet Mobile Communications
6.71 Nokia Networks
6.72 NXP Semiconductors
6.73 Openet
6.74 Optiva
6.75 Oracle Communications
6.76 Polystar
6.77 Qualcomm
6.78 Quortus
6.79 RADCOM
6.80 Radisys Corporation
6.81 Ribbon Communications
6.82 Rohde & Schwarz
6.83 Samsung Electronics
6.84 Sandvine
6.85 Sansay
6.86 Sequans Communications
6.87 Sierra Wireless
6.88 SIGOS
6.89 Softil
6.90 Sony Mobile Communications
6.91 Spirent Communications
6.92 SPIRIT DSP
6.93 Spreadtrum Communications
6.94 Summit Tech
6.95 Syniverse Technologies
6.96 SysMech
6.97 Systemics Group
6.98 Telit Communications
6.99 TNS (Transaction Network Services)
6.100 Viavi Solutions
6.101 VMware
6.102 VoiceAge Corporation
6.103 Voipfuture
6.104 WIT Software
6.105 Xiaomi
6.106 ZTE

7.1 Global Outlook for VoLTE
7.2 VoLTE-Capable Devices
7.2.1 VoLTE-Capable Device Unit Shipments
7.2.2 VoLTE-Capable Device Unit Shipment Revenue
7.2.3 Segmentation by Form Factor
7.2.4 Handsets
7.2.4.1 Smartphones & Phablets
7.2.4.2 Feature Phones
7.2.5 Smartwatches & Wearables
7.2.6 Tablets, CPEs & Other Devices
7.2.7 IoT Modules
7.3 VoLTE Subscriptions & Service Revenue
7.3.1 VoLTE Subscriptions
7.3.2 VoLTE Service Revenue
7.3.3 Segmentation by Application
7.3.4 Voice Telephony
7.3.5 Video & Supplementary Services
7.3.6 Voice Based IoT Applications
7.4 VoLTE Infrastructure
7.4.1 Segmentation by Submarket
7.4.2 CSCF Servers
7.4.3 SBCs
7.4.4 VoLTE Application Servers
7.4.5 Other IMS Elements (HSS, BGCF, MGCF & MRF)
7.4.6 VoLTE-Capable Policy Control Solutions
7.5 Segmentation by Region
7.5.1 VoLTE-Capable Devices
7.5.2 VoLTE Subscriptions & Service Revenue
7.5.3 VoLTE Infrastructure
7.6 Asia Pacific
7.6.1 VoLTE-Capable Devices
7.6.2 VoLTE Subscriptions & Service Revenue
7.6.3 VoLTE Infrastructure
7.7 Eastern Europe
7.7.1 VoLTE-Capable Devices
7.7.2 VoLTE Subscriptions & Service Revenue
7.7.3 VoLTE Infrastructure
7.8 Latin & Central America
7.8.1 VoLTE-Capable Devices
7.8.2 VoLTE Subscriptions & Service Revenue
7.8.3 VoLTE Infrastructure
7.9 Middle East & Africa
7.9.1 VoLTE-Capable Devices
7.9.2 VoLTE Subscriptions & Service Revenue
7.9.3 VoLTE Infrastructure
7.10 North America
7.10.1 VoLTE-Capable Devices
7.10.2 VoLTE Subscriptions & Service Revenue
7.10.3 VoLTE Infrastructure
7.11 Western Europe
7.11.1 VoLTE-Capable Devices
7.11.2 VoLTE Subscriptions & Service Revenue
7.11.3 VoLTE Infrastructure

8.1 Why is the Market Poised to Grow?
8.2 Competitive Industry Landscape: Acquisitions, Alliances & Consolidation
8.3 Geographic Outlook: Which Countries Offer the Highest Growth Potential?
8.4 Monetization: Can VoLTE Drive Revenue Growth?
8.5 Enabling Voice Calls for Wearables & IoT Devices
8.5.1 Certification of VoLTE-Capable IoT Modules
8.5.2 VoLTE Integration in Consumer Oriented Wearables
8.6 Operator Branded OTT Services: Implications for VoLTE
8.7 Virtualization: Moving VoLTE to the Cloud
8.8 Growing Investments in VoLTE Service Assurance
8.9 Prospects of the EVS (Enhanced Voice Services) Codec
8.10 Convergence with Wi-Fi Calling
8.10.1 Moving Towards IMS-Based Wi-Fi Calling Services
8.10.2 Future Prospects
8.11 Opportunities for MVNOs
8.11.1 Enabling Service Differentiation
8.11.2 Growing MVNE (Mobile Virtual Network Enabler) Investments in VoLTE Infrastructure
8.11.3 How Big is the VoLTE Service Revenue Opportunity for MVNOs?
8.12 WebRTC: Friend or Foe?
8.13 Status of RCS Adoption
8.14 Prospects of Roaming and Interconnected VoLTE Services
8.15 MCPTT over VoLTE: Enabling Critical Communications
8.16 Strategic Recommendations
8.16.1 VoLTE Solution Providers
8.16.2 Mobile Operators & MVNOs

Figure 1: The CSFB Mechanism for LTE
Figure 2: VoLTE via IMS
Figure 3: SRVCC Network Architecture
Figure 4: Video Telephony with VoLTE
Figure 5: ETSI NFV Architecture
Figure 6: VoLTE Industry Roadmap
Figure 7: VoLTE Value Chain
Figure 8: Global VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 9: Global VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 10: Global VoLTE-Capable Device Shipments by Form Factor: 2018 - 2030 (Millions of Units)
Figure 11: Global VoLTE-Capable Device Shipment Revenue by Form Factor: 2018 - 2030 ($ Billion)
Figure 12: Global VoLTE-Capable Handset Shipments: 2018 - 2030 (Millions of Units)
Figure 13: Global VoLTE-Capable Handset Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 14: Global VoLTE-Capable Smartphone & Phablet Shipments: 2018 - 2030 (Millions of Units)
Figure 15: Global VoLTE-Capable Smartphone & Phablet Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 16: Global VoLTE-Capable Feature Phone Shipments: 2018 - 2030 (Millions of Units)
Figure 17: Global VoLTE-Capable Feature Phone Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 18: Global VoLTE-Capable Smartwatch & Wearable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 19: Global VoLTE-Capable Smartwatch & Wearable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 20: Global VoLTE-Capable Tablet, CPE & Other Device Shipments: 2018 - 2030 (Millions of Units)
Figure 21: Global VoLTE-Capable Tablet, CPE & Other Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 22: Global VoLTE-Capable IoT Module Shipments: 2018 - 2030 (Millions of Units)
Figure 23: Global VoLTE-Capable IoT Module Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 24: Global VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 25: Global VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 26: Global VoLTE Service Revenue by Application: 2018 - 2030 ($ Billion)
Figure 27: Global VoLTE Based Voice Telephony Service Revenue: 2018 - 2030 ($ Billion)
Figure 28: Global VoLTE Based Video & Supplementary Applications Service Revenue: 2018 - 2030 ($ Billion)
Figure 29: Global VoLTE Based IoT Applications Service Revenue: 2018 - 2030 ($ Billion)
Figure 30: Global VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 31: Global VoLTE Infrastructure Revenue by Submarket: 2018 - 2030 ($ Million)
Figure 32: Global CSCF Server Revenue: 2018 - 2030 ($ Million)
Figure 33: Global SBC Revenue: 2018 - 2030 ($ Million)
Figure 34: Global VoLTE Application Server Revenue: 2018 - 2030 ($ Million)
Figure 35: Global Other IMS Elements (HSS, BGCF, MGCF & MRF) Revenue: 2018 - 2030 ($ Million)
Figure 36: Global VoLTE-Capable Policy Control Solution Revenue: 2018 - 2030 ($ Million)
Figure 37: VoLTE-Capable Device Shipments by Region: 2018 - 2030 (Millions of Units)
Figure 38: VoLTE-Capable Device Shipment Revenue by Region: 2018 - 2030 ($ Billion)
Figure 39: VoLTE Subscriptions by Region: 2018 - 2030 (Millions)
Figure 40: VoLTE Service Revenue by Region: 2018 - 2030 ($ Billion)
Figure 41: VoLTE Infrastructure Revenue by Region: 2018 - 2030 ($ Million)
Figure 42: Asia Pacific VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 43: Asia Pacific VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 44: Asia Pacific VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 45: Asia Pacific VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 46: Asia Pacific VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 47: Eastern Europe VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 48: Eastern Europe VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 49: Eastern Europe VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 50: Eastern Europe VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 51: Eastern Europe VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 52: Latin & Central America VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 53: Latin & Central America VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 54: Latin & Central America VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 55: Latin & Central America VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 56: Latin & Central America VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 57: Middle East & Africa VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 58: Middle East & Africa VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 59: Middle East & Africa VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 60: Middle East & Africa VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 61: Middle East & Africa VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 62: North America VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 63: North America VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 64: North America VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 65: North America VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 66: North America VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 67: Western Europe VoLTE-Capable Device Shipments: 2018 - 2030 (Millions of Units)
Figure 68: Western Europe VoLTE-Capable Device Shipment Revenue: 2018 - 2030 ($ Billion)
Figure 69: Western Europe VoLTE Subscriptions: 2018 - 2030 (Millions)
Figure 70: Western Europe VoLTE Service Revenue: 2018 - 2030 ($ Billion)
Figure 71: Western Europe VoLTE Infrastructure Revenue: 2018 - 2030 ($ Million)
Figure 72: Global Spending on VoLTE Service Assurance Solutions: 2018 - 2030 ($ Million)
Figure 73: Audio Bandwidth Comparison between EVS and Legacy Codecs
Figure 74: Wi-Fi Calling Scenarios
Figure 75: IMS-based Wi-Fi Calling Service Architecture
Figure 76: Managed IMS Core/IP Services for MVNOs
Figure 77: Global VoLTE Service Revenue over MVNO Networks: 2018 - 2030 ($ Billion)
Figure 78: RCS Business Model