Introduction to IoT Architecture Architecture defines structure and behavior of IoT systems. Provides a blueprint for scalable and interoperable systems. Supports standardization across applications.
Need for IoT Reference Architecture Heterogeneous devices require unified architecture. Ensures interoperability across vendors. Simplifies development and deployment of IoT applications.
Functional View of IoT Architecture Captures core functions of IoT systems. Includes sensing, actuation, communication, processing, applications. Provides technology-independent abstraction.
Functional View - Layers Perception Layer: Devices and sensors. Network Layer: Communication infrastructure. Application Layer: Services for users.
Information View of IoT Focuses on data representation and flow. Defines semantics, metadata, and context-awareness. Ensures interoperability across heterogeneous systems.
Information Management Data acquisition and storage. Stream vs batch data handling. Semantic interoperability and ontologies.
Deployment View of IoT Specifies how IoT systems are deployed in environments. Covers device distribution, gateways, servers, cloud. Addresses scalability and fault tolerance.
Crosscutting Functions Security and privacy management. Device provisioning and management. Monitoring, diagnostics, and analytics.
IoT Standards Development Contributions by ISO, IEEE, IETF, ITU-T. Importance of open standards for interoperability. Cross-vendor compatibility ensured.
Smart City Architecture Covers traffic management, smart lighting, waste systems. Uses sensors, communication networks, cloud analytics. Improves efficiency and sustainability.
Industrial IoT Architecture Emphasizes reliability and real-time operations. Integrates with SCADA and automation. Predictive maintenance and quality control.
Healthcare IoT Architecture Wearables and remote monitoring devices. Ensures secure and private health data sharing. Supports telemedicine and hospital IoT systems.
IoT-A Reference Model Covers functional, information, deployment views. Promotes modular and reusable designs. Used as baseline for IoT architectures.
Industrial Internet Reference Architecture (IIRA) Developed by Industrial Internet Consortium. Addresses reliability, scalability, real-time needs. Focuses on industrial automation.
Challenges in IoT Architecture Heterogeneous device integration. Scalability to billions of devices. Security and privacy concerns. Energy efficiency.
Case Study: Smart Homes IoT devices: sensors, appliances, gateways. Cloud integration for analytics and control. User access through mobile apps.
Case Study: Smart Agriculture Soil monitoring, irrigation, crop management. WSNs deployed in farms. Analytics for yield optimization.
Case Study: Connected Vehicles V2V and V2I communication architectures. Integration with traffic management systems. Improves safety and navigation.
Future IoT Architectures AI integration at the edge (AIoT). 5G for ultra-low latency IoT. Blockchain-based secure IoT frameworks.
Conclusion IoT reference architectures guide scalable solutions. Views: functional, information, deployment are critical. Future emphasizes intelligence, security, and interoperability.
References Bahga & Madisetti (2015). Internet of Things: A Hands-On Approach. Industrial Internet Consortium publications. IEEE and ISO IoT standards documentation.
Additional Notes Instructor may expand with diagrams. Use case-specific examples can be added. Relate with current IoT research trends.
Additional Notes Instructor may expand with diagrams. Use case-specific examples can be added. Relate with current IoT research trends.