Latest Wireless Technical Articles

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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

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

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

Hardware Security Vulnerabilities that Engineers Should Know

Why should engineers care about hardware security? Because they can help prevent vulnerabilities through design!

July 12, 2019 by Mark Hughes

NFC-Powered Sweat Biosensor for Glucose and Lactate

Researchers at Northwestern University Center for Bio-Integrated Electronics are championing the development of sweat biosensors with their latest glucose and lactate sensors.

June 27, 2019 by Orlando Hoilett

How to Stream Sensor Data from Bosch’s XDK110 Evaluation Board to the MQTT Messaging Service

In this article, we will take a look at the XDK110 rapid prototyping kit, characterize its hardware, explore its software environment, and demonstrate connecting the device to the MQTT messaging service.

April 12, 2018 by Mark Hughes

What is Bluetooth 5? Learn about the Bit Paths Behind the New BLE Standard

The latest Bluetooth Specification provides features that allow increased speed and increased transmission distance. This article provides information about the various bit data paths used in the latest specifications.

July 31, 2017 by Mark Hughes

ESP Alarm: Make an IoT, Wi-Fi Enabled Alarm Clock with an ESP8266 and Arduino UNO

Learn how to make your own Wi-Fi-enabled "ESP Alarm."

July 21, 2017 by Yahya Tawil

Build an IoT Notification Device with an Arduino UNO

Enter the world of the Internet of Things by building your own IoT notification device.

June 23, 2017 by Don Wilcher

Build an Arduino Multi-Node BLE Humidity and Temperature Sensor Monitor

Use Cypress Solar-Powered BLE Sensors, an Arduino UNO, and an HM10 BLE module to make your own multi-node temperature and humidity monitor and display.

April 28, 2017 by Raymond Genovese

Overview of the BLE Solar Beacon from Cypress Semiconductor

Transmit humidity and temperature data with a fully functional, off-the-shelf, battery-less wireless sensor node.

April 27, 2017 by Raymond Genovese

Organize, Track, Identify: A New RFID Tag IC from STMicro

RFID is an advanced technique for attaching information to objects of all kinds, and ICs such as the ST25DV series can help you to implement this technology.

April 27, 2017 by Robert Keim

The IoT Beaglebone Beagle Treat-Feeder

The Beaglebone Treat-Feeder is the prototype for a great pet-feeding device! Keep track of your pet's diet while you stuff your face!

January 30, 2017 by Ryan Jones

How to Design a Bluetooth Low Energy Circuit with Sensor Technology

Tutorial on designing a Bluetooth Low Energy (BLE) circuit with the ability to measure 9-axis motion, humidity, and temperature.

October 14, 2016 by John Teel