IoT (Internet of Things) Basic | Chapter 4: Communication Technologies in IoT by Prakhar Chauhan | Learn Smarter
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Chapter 4: Communication Technologies in IoT

Communication technologies are crucial in enabling the Internet of Things (IoT) by facilitating efficient data exchange between devices, sensors, and users. This chapter delves into the types of communication methods, such as wired and wireless technologies, as well as various protocols that cater to the unique requirements of IoT systems. Key components like gateways and edge devices are also discussed, highlighting their roles in enhancing connectivity and the overall efficiency of IoT architectures.

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Sections

  • 4

    Communication Technologies In Iot

    This section discusses the various communication technologies employed in the Internet of Things (IoT), highlighting the differences between wired and wireless methods.

    Learning Practice

  • 4.1

    Wired Vs Wireless Communication

    This section discusses the two primary communication methods in IoT: wired and wireless, detailing their advantages, disadvantages, and use cases.

    Learning Practice

  • 4.1.1

    Wired Communication

    Wired communication in IoT provides high-speed and reliable data transfer through various protocols, suitable for applications requiring low latency.

    Learning Practice

  • 4.1.2

    Wireless Communication

    This section discusses wireless communication methods crucial for IoT systems, covering its advantages, disadvantages, and applicable use cases.

    Learning Practice

  • 4.2

    Protocols

    This section discusses communication protocols essential for IoT devices to exchange data effectively.

    Learning Practice

  • 4.2.1

    Mqtt (Message Queuing Telemetry Transport)

    MQTT is a lightweight messaging protocol designed for low-bandwidth, high-latency, or unreliable networks, making it ideal for IoT applications.

    Learning Practice

  • 4.2.2

    Coap (Constrained Application Protocol)

    CoAP is a lightweight client-server protocol designed for constrained devices in IoT applications, utilizing UDP for efficient communication.

    Learning Practice

  • 4.2.3

    Http (Hypertext Transfer Protocol)

    HTTP is a vital protocol used for communication in IoT applications, known for its universal support and integration with web technologies.

    Learning Practice

  • 4.2.4

    Bluetooth

    Bluetooth is a short-range wireless communication technology commonly used for connecting devices like wearables and fitness trackers.

    Learning Practice

  • 4.2.5

    Zigbee

    Zigbee is a low-power, mesh networking protocol used in IoT applications, enabling communication among numerous devices.

    Learning Practice

  • 4.2.6

    Lorawan (Long Range Wide Area Network)

    LoRaWAN is a low-power, wide-area network technology designed for long-range communication, ideal for IoT applications.

    Learning Practice

  • 4.3

    Network Topologies And Iot Connectivity Models

    Network topologies define how IoT devices connect and communicate, impacting scalability, reliability, and power efficiency.

    Learning Practice

  • 4.3.1

    Star Topology

    Star topology connects IoT devices to a central hub, simplifying the network structure but introducing a single point of failure.

    Learning Practice

  • 4.3.2

    Mesh Topology

    Mesh topology connects devices to multiple adjacent nodes, promoting high reliability and self-healing features.

    Learning Practice

  • 4.3.3

    Tree (Hierarchical) Topology

    Tree topology combines star and bus configurations to create a scalable network structure.

    Learning Practice

  • 4.4

    Role Of Gateways And Edge Devices

    Gateways and edge devices are essential components in IoT systems, facilitating communication between local networks and cloud services.

    Learning Practice

  • 4.4.1

    Gateways

    The section explores gateways in IoT systems, emphasizing their role in facilitating communication between IoT devices and cloud platforms.

    Learning Practice

  • 4.4.2

    Edge Devices (Edge Computing)

    Edge devices process data near its source, reducing latency and enhancing security in IoT systems.

    Learning Practice

  • 4.5

    Summary

    This section summarizes key concepts of communication technologies within IoT systems.

    Learning Practice

References

Untitled document (17).pdf

Class Notes

Memorization

What we have learnt

  • IoT devices utilize both wi...
  • Different communication pro...
  • Network topology influences...

Final Test

Revision Tests