Latest Wireless/RF Articles and Videos

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Design a Two-element Matching Network Using the ZY Smith Chart

Learn about the immittance Smith chart (ZY Smith chart), the effect of adding series and parallel components, impedance matching, and finding a two-element matching network.

one day ago by Dr. Steve Arar

Modules and Dev Kits Emerge for Building Amazon Sidewalk Devices

As the company opens Sidewalk up for testing, the service from Amazon could have big implications in the IoT and smart home space.

3 days ago by Jake Hertz

Analyze RLC Components Using the Admittance Smith Chart and Examples

Learn about the admittance Smith chart to analyze a parallel connection of resistors, capacitors, and inductors, and see the circuit's behavior over the swept frequency range.

March 24, 2023 by Dr. Steve Arar

Nordic’s Bluetooth SoC Shines in OxiWear Ear-worn Pulse Oximeter

OxiWear’s new pulse-oximeter solution highlights the potential use cases for Nordic’s nRF52840.

March 21, 2023 by Jake Hertz

From a New Chip to Broader Ranges—The Push for Terahertz Technology Continues

Since terahertz technology is being looked at as the next step toward 6G, companies like Cannon, universities such as Harvard, and agencies like NASA aim to keep this technology advancing.

March 18, 2023 by Kristijan Nelkovski

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.

March 17, 2023 by Dr. Steve Arar

Silicon Labs Spins Bluetooth SoC and MCU for Small Form-factor Designs

With a goal of serving the design needs of small form-factor embedded systems, Silicon Labs is rolling out families of MCUs and wireless SoCs in tiny packages.

March 17, 2023 by Jeff Child

STMicro Unveils MCUs and MPUs Featuring BLE, Improved Security, and More

Ahead of this week’s Embedded World event, STMicroelectronics has released new MCUs, MPUs, and security technology that provide developers new options.

March 14, 2023 by Jeff Child

Texas Instruments bq25792EVM/bq25798EVM Charger Evaluation Modules | Featured Product Spotlight

This Featured Product Spotlight is part of a video series exploring the specifications, applications, and market context of new products.

March 07, 2023 by Mouser Electronics

Engineering, Inspiration, and Advice—Intel VP Deepali Trehan’s Journey

Deepali Trehan’s story is a human story, an underdog story, that happens to involve engineering. In this Season 6 kickoff episode of Moore’s Lobby, we visit with the VP and GM of Intel’s Programmable Solutions Group about FPGAs, AI, chiplets, and more.

March 07, 2023 by Daniel Bogdanoff

STMicro Rolls All-in-one Motion and Bone-conduction Sensor for Hearables

With its new sensor IC, STMicroelectronics hopes to enable a new class of hearables for applications like true wireless stereo (TWS).

March 06, 2023 by Jake Hertz

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

MIT Presents Mobile Receiver Chip to Block Interfering Signals

MIT’s receiver architecture offers effective harmonic cancellation all in the RF domain.

March 02, 2023 by Aaron Carman

ISSCC Papers from Renesas Tackle Wireless Charging and Car Gateway SoCs

In a pair of papers presented at last week’s 70th annual ISSCC event, Reneas engineers detailed IC designs for wireless power charging and nex-gen automotive gateways.

March 01, 2023 by Jeff Child

MWC Barcelona Unfurls a Red Carpet for RAN Announcements

Some of the industry’s biggest names, including Intel, Samsung, ADI, Marvell, Nokia, and Fujitsu, took the MWC stage to release new RAN products.

March 01, 2023 by Jake Hertz

Targeting 6G, “World’s First” Compact Amplifier IC Breaks 100 GHz

A new high-frequency amplifier could play a significant role in future high-speed communication networks.

February 28, 2023 by Jake Hertz

The Setbacks and Promises of Smart Contacts Continue to Ebb and Flow

An idea that seems like science fiction, smart contact lenses face daunting technical and production challenges that call their commercial feasibility into question.

February 27, 2023 by Jake Hertz

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

PMIC Space Heats up With Design Wins, Acquisitions, and More

Offering compact packaging, BLE functions, and more, today’s power management integrated circuits (PMICs) are meeting the technology needs of a variety of system designs.

February 25, 2023 by Abdulwaliy Oyekunle

Vodafone Showcases Portable 5G Network Built on Raspberry Pi

For the price of a Wi-Fi router, small business owners may soon have access to a 5G mobile private network.

February 23, 2023 by Jake Hertz