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Historical Engineers: John Logie Baird, Inventor of the First Color TV

Historical Engineers: John Logie Baird, Inventor of the First Color TV

While the television traces its origins back to several inventors, John Logie Baird was the first to demonstrate a live working television system and the first color television system.


News Apr 07, 2025 by Luke James
MIT, UCLA, and Harvard Discover New Ways to Harvest the Power of Light

MIT, UCLA, and Harvard Discover New Ways to Harvest the Power of Light

New photonic devices are testing the bounds of optical technology, from creating direct quantum links to achieving one-way light control.


News Apr 04, 2025 by Luke James
Broadcom Unveils 200G Per Lane DSP PHYs to Bolster AI Infrastructure

Broadcom Unveils 200G Per Lane DSP PHYs to Bolster AI Infrastructure

While one of the new DSP PHYs reportedly offers the industry’s lowest power consumption for 800G, the other is the first 200G/lane DSP with integrated VCSEL drivers.


News Mar 27, 2025 by Jake Hertz
Historical Engineers: Isamu Akasaki, Inventor of GaN-Based Blue LEDs

Historical Engineers: Isamu Akasaki, Inventor of GaN-Based Blue LEDs

Nobel prize winner Isamu Akasaki invented efficient blue light-emitting diodes, enabling bright, energy-efficient white light sources.


News Feb 21, 2025 by Luke James
Research Shorts: 5 Studies Make Headway in Lasers, Antennas, and Beyond

Research Shorts: 5 Studies Make Headway in Lasers, Antennas, and Beyond

From tunable metamaterials inspired by chameleons to radiation-resistant organic solar cells, these discoveries address critical challenges in fields like defense, space exploration, communication, and manufacturing.


News Feb 03, 2025 by Luke James
In Memoriam: Donald Bitzer, the Father of PLATO and Plasma Displays

In Memoriam: Donald Bitzer, the Father of PLATO and Plasma Displays

Donald Bitzer, a monumental figure in plasma display technology and computer-assisted education, passed away last month at the age of 90.


News Jan 28, 2025 by Luke James
IBM Introduces Co-Packaged Optics, an Optical Link Packaging Scheme

IBM Introduces Co-Packaged Optics, an Optical Link Packaging Scheme

IBM believes its new research may increase the efficiency and density of generative AI computing.


News Jan 14, 2025 by Jake Hertz
How Times Square’s New Year’s Eve Ball Got Its Sparkle

How Times Square’s New Year’s Eve Ball Got Its Sparkle

The Times Square Ball has come far from its first iron-and-wood model. Here's how the New Year's Eve icon has evolved over the past century.


News Dec 31, 2024 by Luke James
Casting a Light on Dennis Gabor, Inventor of Holography

Casting a Light on Dennis Gabor, Inventor of Holography

In a remark that aptly foreshadowed his career, the Hungarian-British electrical engineer and physicist famously said, "The future cannot be predicted, but futures can be invented."


News Dec 27, 2024 by Luke James
How Christmas Became Electrified: An Engineer’s Holiday Tale

How Christmas Became Electrified: An Engineer’s Holiday Tale

While the twinkling lights adorning Christmas trees and homes are a familiar sight at this time of year, their earliest iteration looked quite different than our modern LEDs.


News Dec 24, 2024 by Luke James
Everything Goes Up! Top Trends of 2024

Everything Goes Up! Top Trends of 2024

Three hot technologies are leading the way in continuing the Moore’s Law performance increases that can no longer be achieved by transistor scaling alone.


News Dec 23, 2024 by Dale Wilson
Our 2024 Favorites: Hand-Picked Highlights from the All About Circuits Team

Our 2024 Favorites: Hand-Picked Highlights from the All About Circuits Team

We publish hundreds of articles every year—too many even for our team to read them all. So, we decided to share our favorite 2024 news, technical articles, projects, and podcasts with each other and all of you. Enjoy!


News Dec 20, 2024 by Dale Wilson
UCLA Announces New One-Way Optical Material for Imaging Systems

UCLA Announces New One-Way Optical Material for Imaging Systems

The team turned to deep learning to help them develop a new form of unidirectional imaging system that operates with partially coherent light.


News Nov 08, 2024 by Duane Benson
Raspberry Pi Teams Up With Sony to Launch AI Camera

Raspberry Pi Teams Up With Sony to Launch AI Camera

The new AI camera integrates an intelligent vision processor and can be used with Raspberry Pi single-board computers.


News Oct 07, 2024 by Duane Benson
Microchip and Acacia Team Up To Optimize Terabit-Scale Data Center Links

Microchip and Acacia Team Up To Optimize Terabit-Scale Data Center Links

The two have joined forces to craft a fourth generation, terabit-scale Cloud/Data Center Interconnect (DCI) and metro transport network solution based on Microchip’s PHY and Acacia’s module.


News Aug 22, 2024 by Mike Falter
A Look Back at 50 Years With the UPC Barcode

A Look Back at 50 Years With the UPC Barcode

The humble universal product code has passed the 50-year mark as a key tool in the retail sales industry.


News Aug 09, 2024 by Duane Benson
Researchers Advance Thermal Imaging for Military, Medical Infrared Thermography

Researchers Advance Thermal Imaging for Military, Medical Infrared Thermography

Using a non-contact thermometer with a near-infrared (NIR) spectrometer, the team eliminated the need for precise emissivity values.


News Jul 31, 2024 by Jake Hertz
UCLA Team Creates Optical Computing Method for Processing and Encryption

UCLA Team Creates Optical Computing Method for Processing and Encryption

Using multiple layers of diffracting materials, the researchers can physically maneuver light to perform permutations and enhance security.


News Jul 17, 2024 by Aaron Carman
Researchers Take Inspiration From Superman’s X-Ray Vision for Imaging Chip

Researchers Take Inspiration From Superman’s X-Ray Vision for Imaging Chip

A research team at the University of Texas at Dallas has turned to radar to reveal hidden objects—illuminating the potential of true terahertz imaging.


News Jun 17, 2024 by Aaron Carman
Microchip Ramps Security on Touchscreen Controllers for EV Chargers

Microchip Ramps Security on Touchscreen Controllers for EV Chargers

As the number of EVs on the road increases, Microchip has expanded its maXTouch touchscreen controller family to support the growing demand for touchscreen-based charging stations.


News Apr 30, 2024 by Arjun Nijhawan