IOT

LoRaWAN: An Overview LoRaWAN (Long Range Wide Area Network) is a communication protocol designed to connect low-power devices in the Internet of Things (IoT) ecosystem. It operates on a low-frequency, long-range radio signal, which makes it ideal for applications requiring large coverage areas and minimal energy consumption. Unlike traditional cellular networks, LoRaWAN provides a cost-effective … Read more

What is HTTP? HTTP (HyperText Transfer Protocol) is the foundation of data communication on the World Wide Web. It defines how messages are formatted and transmitted between web servers and browsers. HTTP operates on a client-server model, where a client (usually a web browser) sends requests to a server, and the server responds with the … Read more

Introduction to CoAP CoAP (Constrained Application Protocol) is a lightweight web transfer protocol designed specifically for resource-constrained devices and low-power networks, commonly used in Internet of Things (IoT) systems. Developed by the IETF (Internet Engineering Task Force), CoAP aims to provide a simple, efficient, and scalable solution for IoT communication, especially in situations where traditional … Read more

Introduction to MQTT MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol designed for efficient communication in IoT systems. It plays a crucial role in enabling real-time, low-bandwidth, and reliable communication between IoT devices, sensors, and central systems. MQTT operates on a publish/subscribe model, where devices can “publish” messages to a specific topic and … Read more

What is Cloud Computing? Cloud computing provides on-demand access to computing resources, such as storage, servers, and applications, over the internet. In IoT, cloud computing plays a vital role in processing and analyzing vast amounts of data generated by IoT devices. Key Features of Cloud Computing: Example in IoT: Code Example: # Uploading IoT data … Read more

The 4-layer architecture in IoT provides a structured framework for the efficient functioning of IoT systems. It ensures seamless communication, data processing, and decision-making among IoT devices. Each layer has a specific role, making IoT systems robust, scalable, and efficient. What is the 4-Layer Architecture in IoT? The 4-layer architecture divides IoT systems into distinct … Read more

Data processing in IoT involves collecting, analyzing, and transforming raw data from connected devices into actionable insights. As IoT devices generate massive amounts of data, processing ensures this information is usable and relevant for decision-making. What is Data Processing in IoT? Data processing in IoT refers to the systematic handling of data collected by sensors … Read more

Connectivity in IoT refers to the ability of devices to communicate and exchange data with one another, enabling the seamless operation of IoT systems. It forms the backbone of the IoT ecosystem, ensuring devices, sensors, actuators, and systems work together effectively. Importance of Connectivity in IoT Without connectivity, IoT devices cannot share the data they … Read more

Sensors and actuators form the backbone of IoT systems, bridging the physical and digital worlds. Sensors gather data from the environment, while actuators perform actions based on that data. Together, they enable IoT devices to sense, respond, and interact with their surroundings. What are Sensors? Sensors are electronic devices that detect physical, chemical, or biological … Read more

The Internet of Things (IoT) functions through a seamless network of interconnected devices that collect, transmit, and act on data in real-time. Each component in the IoT ecosystem plays a vital role in enabling automation, remote control, and data-driven decision-making. Understanding how IoT works is crucial for students and professionals who aim to leverage its … Read more