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In a Win for 5G, New Field Test Triples Millimeter-Wave Coverage

In a Win for 5G, New Field Test Triples Millimeter-Wave Coverage

KDDI and Kyocera leveraged their wireless relay technology to expand street-level connectivity from 33% to 99% within a 600-square-meter urban area.


News Feb 10, 2025 by Jake Hertz
Understanding How Ring Modulators Produce AM Signals

Understanding How Ring Modulators Produce AM Signals

Among modulator circuits, the ring modulator stands out as one of the most effective for generating AM signals. Learn why in this article.


Understanding the Transmission-Line Peaking Class F Amplifier

Understanding the Transmission-Line Peaking Class F Amplifier

Learn how this power amplifier uses a quarter-wavelength transmission line to achieve up to 100% efficiency.


January Tech Shorts: Stacked Analog ICs, SPAD Image Sensors, and More

January Tech Shorts: Stacked Analog ICs, SPAD Image Sensors, and More

In this Tech Shorts, we highlight six products, certifications, and collaborations, setting a fast pace for innovation in 2025.


News Jan 31, 2025 by Luke James
How Do Switching Modulators Generate AM Signals?

How Do Switching Modulators Generate AM Signals?

Using the example of a diode-bridge modulator, we examine the basic principles of switching modulators for AM signal generation.


Rohm Claims ‘Smallest’ Terahertz Wave Oscillation and Detection Devices

Rohm Claims ‘Smallest’ Terahertz Wave Oscillation and Detection Devices

You thought mmWave was high frequency? Rohm's new devices bring Terahertz into the realm of practicality.


News Jan 24, 2025 by Aaron Carman
Nordic Uses CES 2025 to Springboard Into End-to-End IoT Connectivity

Nordic Uses CES 2025 to Springboard Into End-to-End IoT Connectivity

In this CES exclusive, All About Circuits met with Nordic Semiconductor team to learn how the company plans to expand beyond its Bluetooth roots.


News Jan 20, 2025 by Jake Hertz
Designing a Third-Harmonic Peaking Class F Amplifier for Maximum Efficiency

Designing a Third-Harmonic Peaking Class F Amplifier for Maximum Efficiency

We explore how adding a small amount of voltage ripple to a Class F amplifier increases its efficiency, then work through a design example.


Morse Micro Intros Wi-Fi HaLow SoC Claiming Longest Reach

Morse Micro Intros Wi-Fi HaLow SoC Claiming Longest Reach

At CES, All About Circuits had an exclusive interview with Morse Micro CEO Michael De Nil. We discussed their new Wi-Fi HaLow SoC and more.


News Jan 16, 2025 by Jake Hertz
Princeton Leverages AI to Take On the Legwork of Wireless Chip Design

Princeton Leverages AI to Take On the Legwork of Wireless Chip Design

As a complement to human creativity, Princeton researchers used deep learning to create faster, high-performance wireless chip designs.


News Jan 14, 2025 by Luke James
Introduction to the Balanced Modulator for AM Signals

Introduction to the Balanced Modulator for AM Signals

Learn how the balanced modulator addresses shortcomings of the square-law modulator when generating DSB-SC and conventional AM signals.


Understanding the Third-Harmonic Peaking Class F Amplifier with Maximally Flat Waveforms

Understanding the Third-Harmonic Peaking Class F Amplifier with Maximally Flat Waveforms

In this article, we derive the design equations for the third-harmonic peaking Class F amplifier with the flattest possible collector voltage waveforms.


Industry Weighs in With 2025 Forecasts—Part 1: General Predictions

Industry Weighs in With 2025 Forecasts—Part 1: General Predictions

On this New Years Day, we share 2025 predictions from leading companies in our industry.


News Jan 01, 2025 by Jeff Child
2024’s Top Technical Articles and More

2024’s Top Technical Articles and More

As 2024 comes to an end, we look back on the year's most popular technical articles, industry articles, and projects.


News Dec 30, 2024 by Abby Garfinkle
Understanding the Square-Law Modulator for Generating AM Signals

Understanding the Square-Law Modulator for Generating AM Signals

In this article, we explore the foundational concepts of square-law modulators and examine some circuit implementations.


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
Introduction to the Class F Power Amplifier

Introduction to the Class F Power Amplifier

This article explores the basic principles of Class F operation and introduces the third-harmonic-peaking Class F amplifier.


TDK B84742A 2-Line DIN Rail Power Line Filters | New Product Brief

TDK B84742A 2-Line DIN Rail Power Line Filters | New Product Brief

TDK B84742A 2-Line DIN Rail Filters provide high-performance noise filtering for DC systems with easy installation and a compact design. Watch and learn all about their features, specs, applications, and more!


Understanding Conventional Amplitude Modulation

Understanding Conventional Amplitude Modulation

Learn about conventional AM, an amplitude modulation technique commonly used in commercial radio broadcasting.


Synopsys Unveils ‘Industry’s First’ Ultra Ethernet and UALink IP

Synopsys Unveils ‘Industry’s First’ Ultra Ethernet and UALink IP

Unveiled today, Synopsys' two new IP solutions allow up to a million nodes, each with 1,024 accelerators.


News Dec 11, 2024 by Duane Benson