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It describes enhancements for the radio and core network, new radio technologies like LTE-M and NB-IoT, and other related topics. The focus is on Massive IoT features, but other IoT deployment areas are also briefly described.
This course exists in a shorter version, IoT in 4G and 5G in an Hour.
IoT Introduction and Network Architecture
- Overview of IoT local and wide area radio technologies.
- Introduction to IoT technologies and enhancements in 3GPP networks.
- Short introduction to NB-IoT and LTE-M and communication options via 4G and 5G core networks.
- Brief overview of the 4G and 5G System architecture and basic mobility and data connection establishment procedures.
- Overview of deployment options for 4G and 5G core networks and options for connecting 4G/5G radio to 4G/5G core networks.
- IoT UE related features and issues.
- Communication options for IoT devices: PS data, SMS, data in signalling messages, unstructured/non-IP data via exposure nodes.
- Connection models and patterns for IoT devices.
Radio-related Enhancements for IoT
- 4G and 5G radio: physical layer basics, integration with NB-IoT and LTE-M communication.
- 4G and 5G radio channel architecture and frequency bands.
- NB-IoT operation modes and multi-carrier NB-IoT.
- Overview of UE activities with power consumption focus.
- Control Plane CIoT optimization in 4G and 5G: UE data in signalling messages.
- User Plane CIoT optimization in 4G and 5G: suspension and resuming of the radio connections.
- Description of Power Saving Mode (PSM, 4G) and Mobile Initiated Connections Only (MICO, 5G) mode.
- Extended Discontinuous Reception (eDRX) for 4G and 5G UEs.
- Overview of Wake-Up Signal feature for additional power saving.
- eUICC for IoT devices and UICC suspension mechanism.
- Extended Access Barring and Unified Access Control description for radio access control.
- Coverage Enhancements: overview, levels, modes and related parameters.
- Organization of System Information parameters for various types of UEs.
- Preconfigured Uplink Resources (PUR) operation for NB-IoT and bandwidth-reduced low-complexity UEs.
Core Network Enhancements for IoT
- Core Network assistance information for optimization of RAN procedures.
- Overview of 3GPP network exposure functions: MTC-IWF, SCEF, NEF.
- HSS/UDM/UDR subscription options for IoT devices.
- Overview of Common API Framework (CAPIF) functions.
- SMS transport options over 4G, 5G, and IMS over 4G or 5G with SMS enhancements for MTC.
- Data transport options in EPC and 5GC for various types of data connections.
- UDP/IP encapsulation for non-IP data.
- Overview of Reliable Data Service.
- Non-IP Data Delivery (NIDD) via EPC and 5GC: connection authorization, connection establishment, MO/MT data transfer.
- Configuration and reporting of monitoring events for common network exposure, 4G and 5G monitoring event types.
- Overview of High-Latency Communication principles.
- Dedicated Core Networks (DÉCOR) for 2G/3G/4G networks, application of UE Usage Type and DCN ID.
- 5G network slicing: overview, identification of slice types and instances, handling of S-NSSAIs and NSSAIs.
- Overview of Selected IoT security issues and challenges.
- UE authorization and authentication options in 4G and 5G networks.
- Details of UE network authentication procedures and key hierarchy in EPC and 5GC, enhancements in 5G.
- Authentication and Key Management for Applications (AKMA) in 5GC for end-to-end security with USIM credentials.
- EAP-TLS based authentication for USIM-less devices in private 5G networks.
- Introduction to oneM2M organization, standards and architecture.
- Roaming issues and considerations for IoT devices.
- Brief introduction to Time Sensitive Communication (TSC) in 5G networks.
- Overview of Vehicle-to-Everything communication in 3GPP networks.
- oneM2M: overview of organization, standards and communication architecture.
- Introduction to 3GPP Non-Terrestrial Networks.
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