Introduction
About this Book
About the Author
Glossary
IoT Target Applications
Wireless WAN for Internet access
From GSM to Cellular IoT
NB-IoT Use Cases
Object Tracking/Localization
Remote Monitoring/Detection
NB-IoT Gateway
IoT Target Applications
Wireless WAN for Internet access
From GSM to Cellular IoT
NB-IoT Use Cases
Object Tracking / Localization
Remote Monitoring/Detection
NB-IoT Gateway
Cellular IoT Technology Cellular Network Basics
Modem Interface
NB-IoT Technology
Network Deployment Options
Cell Capacity
Coverage Extension
Network Selection
Radio Resource Control (RRC) and Random Access (RA) procedures
Power Saving Methods
Power saving mode (PSM)
Extended Discontinuous Reception (eDRX) Release Assistance Indication (RAI)
RRC Suspend/Resume
Early Data Transmission (EDT)
Wake-up Signal (WUS)
Latency
Ingredients for NB-IoT Design Concepts
NB-IoT Cellular Network Modules
Vendor Overview
AT Command Interface
Unsolicited Result Code (URC)
IoT Data Transfer Protocols
IP-based protocols
MQTT (Message Queuing Telemetry Transport)
CoAP (Constrained Application Protocol)
End-to-end IoT Data Security
How public-key cryptography can help
Message Authenticity and Integrity
Public Key Infrastructure (PKI)
TLS Handshake and DH Key Agreement
Security Hardware and Certifications
Server Hosting and IoT Clouds LwM2M Device Management
SIM card or embedded eSIM
Sensors
Suppliers and Online Support
NB-IoT Network Deployment
Roaming and MVNOs
Designing an NB-IoT Device
RasPi mockup and network tester
Low Power Device Design
Manage immediate RRC Release
Optimize Downlink Traffic Scheduling Avoid Coverage Enhancement levels CE1 and CE2
Optimize Uplink Transmission
Matching of Antenna
Utilize sleep modes
Estimate overall power consumption
NB-IoT device battery lifetime calculator
Design Concept #1: Environmental Sensor
Principle of Operation
Functional Description
Estimation of Battery Lifetime
Local Device Setup
Block Diagram/Schematics
Board Assembly Layout
Design Concept #2: Object Localizer
Principle of Operation
Functional Description
Power Consumption
Block Diagram / Schematics
Board Assembly Layout
References
About the Author: Kersten Heins is a Freelance Technical Editor and Blogger (www.chip-info.com) for IoT Solutions and Embedded Security. He has 30 years in the industrial computing and semiconductor industry, working on microelectronics, ID/e-passports, IT security, biometrics, and more. He was also a freelance writer for German ELEKTRONIK magazine. His interested include Embedded Computing and Security Hardware.
