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Assessing Conductor and Dielectric Losses in Transmission Lines

Understanding the causes of attenuation in a transmission line can help us choose the right solutions for our application. In this article, we’ll learn about attenuation caused by conductor loss and dielectric loss.

About 6 days ago by Dr. Steve Arar

AI Networking Chip Startup, Enfabrica, Receives $125 Million in Series B Funding

With Nvidia now added to its list of strategic investors, Enfabrica has opened pre-orders on systems using its AI era fabric switch IC

September 15, 2023 by Duane Benson

Understanding Bluetooth LE Pairing—Step by Step

Pairing is an important concept in Bluetooth LE. Let’s examine the fundamentals of Bluetooth LE pairing, outlining how LE devices securely share keys between trusted devices.

September 10, 2023 by Nthatisi Hlapisi

Introduction to Dielectric Loss in Transmission Lines

Understanding the effect of dielectrics on transmission lines is an important aspect of many high frequency system designs. This article will introduce concepts like relative permittivity and loss tangent and describe how they affect the performance of transmission lines.

September 03, 2023 by Dr. Steve Arar

The Challenge of Integrating an Antenna Into Small IoT Devices

Designing antennas for compact IoT devices is a tricky task, but an increasingly important one. Learn more about this challenge and how to meet it.

August 18, 2023 by Nthatisi Hlapisi

Flash Memory Summit Presenters Pitch Solutions to Hiking Memory Demands

Here are three announcements from the 2023 Flash Memory Summit that reflect some of the biggest trends in memory and storage technology.

August 18, 2023 by Jake Hertz

Understanding Security Keys in Bluetooth Low Energy

Learn the roles of the three security keys in Bluetooth LE—Long Term Key (LTK), Connection Signature Resolving Key (CSRK), and Identity Resolving Key (IRK).

August 13, 2023 by Nthatisi Hlapisi

Behind the Launch of Jupiter 3, the World’s Largest Comms Satellite

On its way to geosynchronous orbit, the heaviest commercial satellite offers unprecedented coverage thanks to its unique design.

August 03, 2023 by Aaron Carman

Whitening Filters Help Low-Power Radios Tackle Issues Caused by Long Identical Bit Sequences

Learn how whitening filters solve problems in low-power radios when transmitting long identical bit sequences. Explore their significance in protocols like BLE and ZigBee.

August 02, 2023 by Nthatisi Hlapisi

Startup HaiLa Aims Its Ambient IoT Tech at a ‘No Batteries’ IoT Future

Emerging from stealth mode, HaiLa believes they can enable a future of IoT nodes without batteries.

August 01, 2023 by Jake Hertz

Choosing a PoE Standard for Designs: PoE, PoE+, and PoE++

Power over Ethernet standards come with important distinctions for designers to consider when unifying power and connectivity.

July 24, 2023 by Aaron Carman

Lossy Transmission Lines: Introduction to the Skin Effect

This article introduces high-frequency conductor losses in transmission lines caused by a phenomenon known as the skin effect.

July 19, 2023 by Dr. Steve Arar

Vulnerabilities and Attacks on Bluetooth LE Devices—Reviewing Recent Info

To understand known vulnerabilities and attacks on Bluetooth LE devices, we review some studies from the past 4+ years.

July 16, 2023 by Nthatisi Hlapisi

Rambus Serves up Quantum-safe IP Solutions To Fend off Attacks

The new Root of Trust IP from Rambus offers post-quantum cryptography hardware solutions.

July 12, 2023 by Jake Hertz

Introduction to Lossy Transmission Lines

This article will help you understand losses in high-frequency transmission lines that include traces on PCBs. We will also investigate how these losses impact signal propagation and the quality of digital signals.

July 12, 2023 by Dr. Steve Arar

Marveling at MEMS: The New Superheroes of The Silicon World

Fari Assaderaghi and SiTime are aiming to disrupt the 70-year-old quartz timing industry by replacing crystals with silicon MEMS. After nearly two decades of following “Moore’s Law for timing improvements,” their time may have finally arrived.

July 11, 2023 by Daniel Bogdanoff

PCB Material Properties and Their Impact on Performance of High Frequency Boards

Understanding PCB material parameters such as relative permittivity and loss tangent allows us to discuss some important considerations for choosing the right material when designing a high-speed/high-frequency application.

July 05, 2023 by Dr. Steve Arar

Gain Definitions for the Y-Factor Method of NF Measurements: Available Gain or Insertion Gain?

The Y-factor method is a widely used technique for measuring the gain and noise figure (NF) of RF components. This article will help you understand the differences between the insertion gain and the available gain, while avoiding potentially significant errors when measuring the noise figure.

June 28, 2023 by Dr. Steve Arar

Qualcomm Releases Satellite Modems for Remote IoT Asset Tracking

The new modems are designed for IoT non-terrestrial networks, making them potentially useful for remote monitoring and asset tracking.

June 27, 2023 by Jake Hertz

Securing BLE Connections—An Overview of the Security Protocol

Learn about Bluetooth LE's security features and tools, how to use them, and understand how they keep connections secure.

June 23, 2023 by Nthatisi Hlapisi