Latest Modulation Articles and Videos

Categories

A Primer on Digital Pulse Amplitude Modulation

An encoding technique used for digital communication, pulse amplitude modulation (PAM) converts a discrete-time signal into a variable-amplitude continuous-time signal that is suitable for high-speed wired communication systems.

January 22, 2023 by Robert Keim

Designing a Quadrature Network Using an All-pass Filter

Quadrature networks convert a single input signal into two outputs with a 90-degree phase difference. This article explains how to design quadrature networks using all-pass filters.

December 23, 2022 by John Woodgate

Digital Square Wave Generator Design Via a Ring Oscillator, 555 Timer, and Arduino

Learn about digital square wave generators using a ring oscillator, a 555 timer-based oscillator, and an Arduino-generated square wave oscillator.

December 11, 2022 by Nicholas St. John

Point2 Extends the Reach of 5G by 40 km in New Reference Design

The reference design features a new SoC with proprietary electronic dispersion compensation (EDC) capabilities.

September 30, 2022 by Jake Hertz

H-bridge DC Motor Control Using Complementary PWM, Shoot-through, and Dead-time

Learn about the role of non-overlapping or complementary pulse width modulation (PMW) in DC motor control using an h-bridge circuit, taking into consideration PWM shoot-through and dead-time PWM.

August 29, 2022 by Jake Hertz

Harvard Researchers Control and Modulate Acoustic Waves on Chip

In a recent publication, researchers at Harvard demonstrated how they tuned and controlled sound waves on an integrated circuit for the first time.

July 14, 2022 by Ingrid Fadelli

AMD SoC Fuels Open RAN Designs for Meta’s Evenstar Effort

By leveraging AMD’s RFSoC device, radio units for Meta’s Evenstar program are well-positioned to speed the adoption of Open RAN infrastructure.

May 11, 2022 by Jeff Child

First PCle 6 Clock Buffers and Multiplexer “Silence” the Data Center

Locking its sights on data centers and the new PCIe Gen6 standard, Renesas has created the "industry’s first PCIe Gen6 timing solution."

April 22, 2022 by Ikimi .O

Demystifying LoRa and LoRaWAN Wireless Network Protocols

In this article, get a basic understanding of wireless communication networks—LoRa and LoRaWAN.

April 17, 2022 by Brandon Satrom

Keysight Rolls Out Two New Test Solutions at DesignCon 2022

Addressing the challenges of 1.6 Tb/s pathway test and PCIe 6.0 validation, Keysight is releasing two new test products at this week’s DesignCon 2022.

April 07, 2022 by Jeff Child

With 3G’s Departure, We May See a Tidal Wave of Obsolete Hardware

The sunset of 3G is scheduled for the end of next year. What does this mean for the millions of devices that rely on this wireless technology?

December 13, 2021 by Tyler Charboneau

High-layer Count (HLC) PCB Technology for the 5G Era

One effective solution to the requirements of 5G technology is the use of HLC (High-layer Count) PCB boards that integrate key features such as skip vias, POVF manufacturing, advanced raw materials, and impedance control.

November 11, 2021 by Sarah Kuang, Kinwong

Intro to 5G NR

Learn the basics of 5G NR (New Radio), including its frequency bands, applications, and what technologies make it possible.

October 15, 2021 by Dale Wilson

Understanding 5G New Radio in Non-standalone Operation Applications

The 5G New Radio platform is continuing to evolve. A clear understanding of 5G goals, technical terms, and technology will allow designers to imagine new use-cases for the nascent network.

October 12, 2021 by Adrian Gibbons

Design and Development of 5G Devices: 5G Performance Ranges

How can engineers choose the correct performance range for their 5G application?

October 06, 2021 by Brian Moran, Sager Electronics

Microchip Faces Connectivity Issues for PAM4 with “Most Compact” Ethernet PHY

The demand for better connectivity has prompted the shift to 112G PAM4, though there are many challenges like signal integrity. Taking on these challenges, Microchip unveils its latest solution.

September 09, 2021 by Jake Hertz

From 1G to 5G: A Brief Evolution of Telephony and Wireless Networks

Mobile telephony is entering its fifth decade. Today, we look back at the previous generations of mobile telephony technology leading to 5G.

June 22, 2021 by Adrian Gibbons

Honda and Verizon Put 5G on Wheels With Mobile Edge Computing

When it comes to vehicle safety, processing latency can be a matter of life and death. Honda and Verizon are now remixing edge computing technology for the road.

April 19, 2021 by Dr. Steve Arar

Researchers Claim World’s First Terahertz IC May Leapfrog Past 5G to 6G

Working closely with ROHM Semiconductor, researchers at Osaka University have developed a device that operates in the terahertz spectrum to transmit large, uncompressed 8K videos uninterrupted within a 300 GHz bandwidth.

February 09, 2021 by Antonio Anzaldua Jr.

What Makes 5G So Fast? mmWaves, MIMO, Beamforming, and More

With 5G rolling out more quickly as we approach 2021, it may be helpful to touch on the key technologies that make 5G such a speedy success.

December 02, 2020 by John Koon