This article explores the design of bilateral RF amplifiers for maximum transducer gain, and explains how to assess whether an RF amplifier is bilateral or unilateral.
This article explores the design of bilateral RF amplifiers for maximum transducer gain, and explains how to assess whether an RF amplifier is bilateral or unilateral.
Learn about the role of gain analysis in the design of unilateral RF amplifiers, first by reviewing the basic concepts…
Learn about the role of gain analysis in the design of unilateral RF amplifiers, first by reviewing the basic concepts and then by working through a pair of design examples.
Stability analysis is an integral part of RF design. Learn the basics of stability analysis, including how to determine…
Stability analysis is an integral part of RF design. Learn the basics of stability analysis, including how to determine whether a device is unconditionally stable or potentially unstable.
This article introduces and compares Bluetooth Low Energy’s legacy advertising, extended advertising, and…
This article introduces and compares Bluetooth Low Energy’s legacy advertising, extended advertising, and connection-oriented data transfer modes.
In Bluetooth LE (BLE), security is a multifaceted beast. Learn the three main security modes of BLE, along with five…
In Bluetooth LE (BLE), security is a multifaceted beast. Learn the three main security modes of BLE, along with five critical BLE security procedures.
In this hands-on project, we will update a 1980s version of a one-shot (monostable multivibrator) circuit by giving it a…
In this hands-on project, we will update a 1980s version of a one-shot (monostable multivibrator) circuit by giving it a modern, colorful output while also examining the circuit's operation.
Understanding the causes of attenuation in a transmission line can help us choose the right solutions for our…
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.
Pairing is an important concept in Bluetooth LE. Let’s examine the fundamentals of Bluetooth LE pairing, outlining how…
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.
Designing antennas for compact IoT devices is a tricky task, but an increasingly important one. Learn more about this…
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.
Learn the roles of the three security keys in Bluetooth LE—Long Term Key (LTK), Connection Signature Resolving Key…
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).
Learn how whitening filters solve problems in low-power radios when transmitting long identical bit sequences. Explore…
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.
Electromagnetic-based side-channel attacks are non-invasive, meaning the attacker does not need physical access to the…
Electromagnetic-based side-channel attacks are non-invasive, meaning the attacker does not need physical access to the device to steal information. We’ll look at how these EM side-channel attacks work.
Learn how ATT and GATT protocols help Bluetooth LE devices store and manage data, making it easier for connected devices…
Learn how ATT and GATT protocols help Bluetooth LE devices store and manage data, making it easier for connected devices to work together seamlessly.
To understand known vulnerabilities and attacks on Bluetooth LE devices, we review some studies from the past 4+ years.
To understand known vulnerabilities and attacks on Bluetooth LE devices, we review some studies from the past 4+ years.
This article will help you understand losses in high-frequency transmission lines that include traces on PCBs. We will…
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.
Ultra-thin, flexible, and low-power displays support wireless, IoT, and energy-harvesting applications that continue to…
Ultra-thin, flexible, and low-power displays support wireless, IoT, and energy-harvesting applications that continue to bring intelligence to more products. This article examines two of the most popular low-power reflective display technologies—electrochromic and electrophoretic.
The Y-factor method is a widely used technique for measuring the gain and noise figure (NF) of RF components. This…
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.
Learn about Bluetooth LE's security features and tools, how to use them, and understand how they keep connections secure.
Learn about Bluetooth LE's security features and tools, how to use them, and understand how they keep connections secure.
Explore the seven states of the Bluetooth LE radio, how the link layer state machine manages the LE radio, and the roles…
Explore the seven states of the Bluetooth LE radio, how the link layer state machine manages the LE radio, and the roles of these states in wireless communication.
Indispensable for modern electrical engineering, application-specific integrated circuits (ASICs) form a diverse group of…
Indispensable for modern electrical engineering, application-specific integrated circuits (ASICs) form a diverse group of integrated circuits (ICs) that help designers to optimize sophisticated electronic devices.