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Technology Focus

Focused stories on specific technologies, verticals or applications.

mobile communication

Mobile Communication: From 1G to 4G

Any radio telephone capable of operating while moving at any speed, battery operated and small enough to be carried by a person comes under the mobile communication systems. These communication systems...

ULTRASONICS: Cleaning Silently with Sound Waves

Often, we struggle to clean electronic gadgets and other gizmos, especially those having small, delicate, inaccessible parts. The proven solution to such a need is an ultrasonic cleaner. In order to...

The Evolving World Of Wireless Charging Technology

Nikola Tesla in the late-18th and early-19th centuries described a device that he believed could transmit electrical power from one conductor to another without the need for wires. But his work...
digital transformation of healthcare

Digital Transformation: Boon for the Healthcare Sector

The healthcare sector is in the midst of rapid transformation. At a time when digitisation has begun to touch daily life, it can be hard for hospitals and the networks running...

Developing Secure Products in the Age of IoT

Although the Internet of Things (IoT) is one of today’s hot marketing buzzwords, most engineers have long known that there are significant benefits in adding connectivity to almost any electronic device....

Part 1 of 2: How Secure are Your E-mails

E-mail security has been a growing concern over the past few years. The average individual, who uses e-mail, naively believes that his e-mail is private and secure but he is wrong,...

Embedded Systems in a Nutshell

Embedded systems are computer systems designed to perform specific dedicated functions within a larger system. They are embedded as a part of the complete system, hence the name embedded system. Development of...
frequency spectrum analysis

Frequency Spectrum Analysis of Signals

Whether it is for tuning of a musical instrument or searching for extraterrestrial radio signals, frequency spectrum analysis of signals provides valuable information otherwise not available. While an oscilloscope displays a...

Green Mobility Focus: Policy and Industry Drivers

India is viewing an all-electric car fleet by 2030, with no petrol or diesel cars sold in the country by that year. Here is a brief look at what the government...

Directed Energy Weapons: High-Energy Laser Weapons

Development of high-energy lasers with military potential is leading to the production of beam weapons that transfer coherent light energy to the intended target to cause structural damage. In the coming...

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