Latest Optical Networking 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.

4 days ago by Robert Keim

Microsoft Acquires Lumenisity, Maker of Hollow Fiber Optic Cables

To achieve the peak velocity for next-gen communications, Microsoft has acquired Lumenisity, a pioneer in high-speed, low-loss optical fibers.

December 15, 2022 by Aaron Carman

From New CAN Protocols to LED Arrays, LED Innovations Shine Bright

LEDs have come a long way since their inception in the 1960s at General Electric. Here is a roundup of three innovations in lighting technology.

December 03, 2022 by Ikimi .O

Qualcomm and Vodafone Team for Next-gen 5G O-RAN Effort

The two companies will continue to collaborate on efforts to expand 5G Open Radio Access Network (RAN) across Europe.

November 04, 2022 by Chantelle Dubois

IMEC Aims to Strengthen Next-gen Optical Networks With TIA Chip

With their transimpedance amplifier (TIA) chip, IMEC researchers offer a key technology for ensuring high reliability in 100G passive optical networks (PONs).

September 29, 2022 by Jake Hertz

US Semi Fab SkyWater Seeks to Co-innovate in Quantum, Photonics, and…Free Silicon?

SkyWater CTO Steven Kosier explains how a US-based semiconductor foundry is innovating in the silicon world without chasing Moore’s Law scaling. This includes efforts in superconductors, quantum, photonics, biosensing, and heterogeneous integration.

September 13, 2022 by Daniel Bogdanoff

Intel Showcases a Photonics “First” — an Eight-wavelength Laser Array

Intel Lab researchers push photonics one step further by demonstrating a tightly controlled, highly integrated eight-wavelength laser.

June 28, 2022 by Jake Hertz

Francis Ronalds, the World’s “First” Electrical Engineer?

Francis Ronalds is credited as the inventor of the electric telegraph—and sometimes as the first electrical engineer.

May 30, 2022 by Lianne Frith

Researchers Seek Out “Fastest Ever Logic Gates” Via Lasers

Reaching for faster compute speeds and bringing lightwave electronics mainstream, researchers from the University of Rochester have created lightwave-based logic gates.

May 16, 2022 by Jake Hertz

Harvard Kicks Photonics Up a Notch With First Integrated Laser on TFLN Chip

Hoping to keep pushing photonic technology further, researchers at Harvard University have successfully integrated laser onto thin-film lithium niobate (TFLN) chips.

April 13, 2022 by Jake Hertz

5G Backhaul May Move Data From Base Stations to a Core Network

The future of 5G NR means moving into mmWave frequencies. What opportunities and challenges await operators in designing backhaul network services?

December 13, 2021 by Adrian Gibbons

Researchers Hit Milestone in Fibre-based Quantum Communication Network

Leveraging integrated quantum photonics to solve secured quantum communication challenges, Nanjing University researchers exploit integrated single-photon detectors to enhance secure key rates in quantum communication.

November 26, 2021 by Abdulwaliy Oyekunle

Researchers Harness the Power of Graphene for On-chip All-optical Processing

The discovery of a new phase of graphene—and subsequent topological circulators—could shift the way information is routed and processed on a chip.

October 27, 2021 by Ikimi .O

Colab Aims to Create a Secured Quantum Internet Using Quantum Key Distribution

Researchers and companies alike are investing time into quantum networks/internet. However, what is this technology, how is it secured with quantum key distribution, and what are TB Group and Toshiba creating?

October 18, 2021 by Abdulwaliy Oyekunle

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

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

Semtech Strives for Data Center Interconnects with Latest Tri-Edge Chipsets

Hoping to take the "edge" off of data center workloads comes two new additions to Semtech's Tri-Edge family. What are they and how do they help data centers keep up through data center interconnects?

September 03, 2021 by Antonio Anzaldua Jr.

Messages Through the Cosmos: A Review of Data Transfer in Space

Space data transfer has come a long way since those early calls to Houston. Here's a forward-looking glance at space communication technology.

September 01, 2021 by Tyler Charboneau

Learn How Integrated Solutions Can Increase the Accuracy of Resistive Current Sensing

In this article, we’ll discuss why a discrete implementation cannot provide a high accuracy in resistive current sensing.

August 15, 2021 by Dr. Steve Arar

Design Tips for Protecting High-Speed Interfaces

In this second installment of the "Protect Your Ports! Top Design Tips to Keep Your Communications Connected" series, we explore what protecting high-speed interfaces looks like, including USB, HDMI, DisplayPort, and eSATA.

June 29, 2021 by Todd Phillips, Littelfuse