Rakesh Kumar, Ph.D.
Rakesh Kumar holds a Ph.D. in electrical engineering with a specialization in power electronics. He is a Senior member of the IEEE Power Electronics Society, Class of 2021. He is currently associated with the KPR Institute of Engineering and Technology, India. He writes high-quality, long-form technical articles on power electronics for B2B electronics platforms. Feel free to reach out to him at rakesh.a@ieee.org!
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Understanding Photodiodes: Working Principles and Applications - Part 108 July 2024
The article discusses the composition of photodiodes using p-n junction semiconductor materials, doping methods, the importance of reverse bias and the depletion area in photodiode operation, and the idea of band gaps in determining conductivity.
Role of Real-Time Clocks in Modern Electronics08 July 2024
The article explores the importance of real-time clocks, highlighting their construction, application, and working mechanisms like frequency division, register functions, communication interfaces, and power control circuits.
Understanding the Crystal Oscillator: Construction, Working Principles and Applications08 July 2024
The article reviews the composition, working principles, and applications of crystal oscillators. It discusses the electrical equivalent model of quartz crystals, focusing on using these crystals for their high-quality factor and stability.
Understanding Photodiodes: Working Principles and Applications - Part 224 May 2024
The article provides a comprehensive overview of photodiodes, focusing on their operational principles, key factors affecting their efficiency, advantages, and disadvantages, and highlights their diverse applications.
Review of IoT-Based Smart Home Security Systems- Part 128 March 2024
The article discusses the evolution of IoT-based smart home security systems, integrating advanced technologies like Raspberry Pi, PIR sensors, and voice recognition for enhanced user experience and efficiency.
Exploring the Cyber Physical System of Electric Vehicles25 March 2024
Hello everyone, welcome to the new post today. This article discusses the cyber-physical system of an electric vehicle. The cyber layer of the system is described, and the physical layer of the system is discussed from a power engineering standpoint.
‘6G Networks’ - Pioneering the Next Era of Connectivity And Innovation18 March 2024
The article provides a comprehensive overview of the evolving landscape of mobile networks, the requirements that will shape the future of mobile communication, and the innovative technologies driving the transition to 6G.
Impact of IoT and WSN Integration on Productivity and Sustainability05 March 2024
The article deals with the transformative effects of integrating the Internet of Things and Wireless Sensor Networks in agriculture. It explores how these technologies enhance productivity, resource allocation, and decision-making.
Optimizing Energy Management with Non-Isolated DC-DC Converters04 February 2024
The article classifies DC-DC converters and discusses the benefits and limitations of them. It proposes a modified DC-DC converter topology that combines the Cuk and Positive Output Super Lift Luo topologies to achieve a higher voltage gain with fewer components.
Modeling Wide Band-Gap Semiconductors for Enhanced Performance31 January 2024
The article delves into the challenges faced by silicon-based power electronic devices and highlights the potential of wide band-gap semiconductors. It also emphasizes the importance of modeling power semiconductor devices and provides insights into various models. For electrical energy conversion to be dependable and effective, power electronics and semiconductor device technologies are essential.
State-of-Charge Estimation Techniques for Lithium-Ion Batteries26 January 2024
This article discusses the challenges and innovations related to lithium-ion batteries, with a particular focus on state-of-charge estimation techniques. It also explains the importance of accurate state-of-charge prediction for the safe functioning of lithium-ion batteries.
Radiation Robustness of Gallium Nitride Power Devices16 January 2024
Overview: The article delves into the radiation robustness of gallium nitride power devices. It addresses total ionizing dose, displacement damage, and single-event effects and aims to provide valuable insights into the robustness of gallium nitride devices.