Latest Wireless Communication Technical Articles

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Learn by Example—Using an Impedance Smith Chart

Learn how a series RLC circuit with arbitrary component values can be represented as a point on the Smith chart and how an impedance contour on the Smith chart can be used to describe the circuit's frequency response.

2 days ago by Dr. Steve Arar

The Smith Chart and Its Relation to the Reflection Coefficient and Impedance

Learn about the history and ins/outs of the Smith chart, as well as how it relates to the reflection coefficient and makes calculating impedance easier.

March 03, 2023 by Dr. Steve Arar

Mismatch Loss and Mismatch Uncertainty Via Attenuators and Statistical Models

Learn about the effect of mismatch loss on a lossy line, a method to reduce the mismatch loss through fixed attenuators, and the statistical models of this error.

February 26, 2023 by Dr. Steve Arar

Exploring the Basics of Bluetooth Low Energy: A Beginners Guide To BLE

Learn about the Bluetooth low energy (BLE) wireless communication protocol, namely its features, protocol stack, and how it communicates with devices.

February 19, 2023 by Nthatisi Hlapisi

Mismatch Loss Effect on RF Power Measurement and Gain of Cascaded Amplifiers

Using the mismatch loss equations, learn about the effect of mismatch loss on RF power measurement and the gain of cascaded amplifiers.

February 15, 2023 by Dr. Steve Arar

Mismatch Loss and Mismatch Uncertainty in RF Systems

Learn more about RF wave reflection parameters, namely mismatch loss and mismatch uncertainty.

February 10, 2023 by Dr. Steve Arar

Transmission Line Theory: Observing the Reflection Coefficient and Standing Wave

Learn about radio frequency (RF) wave propagation and reflection via transmission lines, equations, and example waveforms.

January 29, 2023 by Dr. Steve Arar

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

RF Design Basics—Introduction to Transmission Lines

Learn about voltage waves and how they relate to an important basic concept of radio frequency (RF) circuit design: transmission lines.

January 13, 2023 by Dr. Steve Arar

Using the Noise Figure Metric to Analyze Noise in RF Circuits

Concerning noise analysis in RF analog design, learn about the noise figure metric, including key aspects of this specification through examples.

December 16, 2022 by Dr. Steve Arar

Introduction to Bluetooth Mesh Models

Learn about Bluetooth mesh models—namely what they are—as we lead you through an example and the different types like generic, lighting, etc.

June 19, 2022 by Dr. Steve Arar

IoT Communication Protocols—IoT Data Protocols

Dive deeper into the Internet of Things (IoT) communication through a brief overview of the different IoT data protocols.

June 16, 2022 by Ignacio de Mendizábal

IoT Communication Protocols—Network Protocols

Learn about some of the main Internet of Things (IoT) network communication protocols.

June 10, 2022 by Ignacio de Mendizábal

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

An Introduction to Bluetooth Mesh Networking

In this article, you'll get a general understanding of Bluetooth mesh, its topologies, applications, and advantages.

April 03, 2022 by Dr. Steve Arar

Star vs. Mesh Networking Topology: IoT Wireless Connectivity Fundamentals

Undergirding many emerging Internet of Things (IoT) wireless networking protocols are two fundamental architectures: star and mesh networking.

February 27, 2022 by Dr. Steve Arar

Wi-Fi 7, Data Rates, and Latency: Understanding the IEEE 802.11be Standard

Will Wi-Fi 7 be a revolution or just an evolution in wireless Internet access? This article examines some of the new features and capabilities in the next iteration of the 802.11 standard.

February 06, 2022 by Robert Keim

Basics of Millimeter Wave Technology

What is millimeter wave technology and how is it characterized compared to other lower-frequency technologies?

October 24, 2021 by Dale Wilson

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

Assessing the Advantages of Ultra-wideband Systems Through Impulse Radios

Using impulse radios as an example, we'll examine the advantages of ultra-wideband (UWB) technology compared to other short-range wireless communication technologies.

April 11, 2021 by Dr. Steve Arar