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Course description
Internet of Things (IoT) is transforming many industries and will create value for both businesses and their customers. For enterprises new to IoT, an important aspect of getting started is selecting the most suitable connectivity technology.This workshop aims to provide a structured approach enterprises can use to analyze their requirements, deliver insights about the landscape of connectivity technologies available.
Target audience
The intended target audience are Radio Engineers within the TELCO community
1 day
1.000 €
WM0255
Content
IoT TECHNOLOGIES BASIC COMPARISON
Short Range
- Bluetooth, WiFi, ZigBee, Z-Wave
LONG RANGE
- LoRa, SigFox
3GPP
- Cat-1, Cat-0, MTC (Cat-M), NB-IoT, EC-EGPRS
QoS REQUIREMENTS AND USE CASES
- Cost Sensitivity, Latency, Energy Consumption
- Throughput, Roaming, Capability, Reliability
UE CATEGORIES
- Cat-1, Cat-0, Cat-M1, Cat-NB1 (Cat-M2) Cat-M Deployment (6PRB)
Example
NB-IoT DEPLOYMENT OPTIONS: In-band, Guard-Band, Standalone
LEGACY LTE PHYSICAL CHANNELS
MAXIMUM COUPLING LOSS FOR VARIOUS TECHNOLOGIES
UPLINK MODES: Half/Full Duplex Operation
PHYSICAL LAYER OF Cat-M
DOWNLINK PHYSICAL CHANNELS
- Reference Signals, Primary/Secondary Synchronization Signal
- MPDCCH, PDSCH, MPUCCH, MPUSCH
Cat-M COVERAGE ENHANCEMENT MODE A/B
Cat-M RADIO FRAME STRUCTURE DOWNLINK AND UPLINK
CO-EXISTENCE OF Cat-M AND NB-IoT IN ONE HOSTING LTE CELL
PHYSICAL LAYER OF NB-IoT
- Downlink 15kHz OFDMA
- Uplink Multi-tone 3, 6, 12 x 15kHz
- Uplink Single-tone 1 x 15kHz, 1 x 3.5kHz
- Modulation Schemes: QPSK, π/4-QPSK, π/2-BPSKeference Signals, Primary/Secondary Synchronization Signal
- MPDCCH, PDSCH, MPUCCH, MPUSCH
NB-IoT COVERAGE ENHANCEMENT MODE 0,1,2
ADDITIONAL COVERAGE ENHANCEMENT TECHNIQUES
- BW Reduction, Repetition, PSD Boosting, TTI Bundling
MPDCCH, PDSCH, MPUCCH, MPUSCH
NB-IoT HARQ (ACK/NACK) TIMING
NB-IoT UL/DL CHANNEL MAPPING
NB-IoT PHYSICAL CHANNELS
- NPSS, NSSS, NPBCH, NRS
- NPDCCH, NPDSCH
NB-IoT RADIO FRAME STRUCTURE DOWNLINK AND UPLINK
NB-IoT RANDOM ACCESS PROCEDURE
NB-IoT CELL CAPACITY/THROUGHPUT CALCULATION (with Repetitions)
NAS-PROCEDURES
- EMM and ESM
Battery Saving Features:
- eDRX in Idle Mode
- Power Saving Mode (PSM)
CIoT EPS Optimizations:
- Control Plane CIoT EPC Optimization
- User Plane CIoT Optimization
Core Selection Techniques:
- PLMN ID, RAN Based CN Selection, DÉCOR, eDECOR
3GPP Rel14 enhancements for Cat-M and NB-IoT:
- Positioning Solutions: E-CID, OTDOA
- Single Cell Point to Multipoint Transmission
- Enhanced VoLTE support