All items tagged with Infineon Technologies (57)

You Can DIY!: High-End Class-D Audio Board for the Arduino MKR Family

October 7, 2020 by Jens Tybo Jensen

You Can DIY!: High-End Class-D Audio Board for the Arduino MKR Family

Arduino boards are extremely popular among DIY enthusiasts and a number of add-ons or “shields” exist, particularly for audio players. Now, the Arduino MKR family has expanded the possibilities even more. This article details an Infineon amplifier board featuring integrated MERUS MA12070P proprietary multi-level Class-D ICs, which create an exciting platform for advanced wireless audio projects — including full-fledged Alexa-powered DIY smart speakers. This article was originally published in audioXpress, October 2020.

Communications and Residential Installation in audioXpress October 2020

September 11, 2020 by audioXpress Staff

Communications and Residential Installation in audioXpress October 2020

The October 2020 edition of audioXpress is now available online and in print. This is one of the most feature-rich issues we have ever published, with a residential installation Market Update, a new article series about Analog Devices A2B, two articles about communications, including an article by Manfred Lutzky (Fraunhofer IIS) on codecs, plus a great review of the GeerFab Audio D.BOB Digital Breakout Box by Gary Galo. Plus three DIY-oriented articles and our regular expert columns on acoustics, tubes, and audio electronics.

Fully Self-Contained Raspberry Pi Audio HAT Board with MERUS Class D Multilevel Amplifier Now Available

May 21, 2020 by audioXpress Staff

Fully Self-Contained Raspberry Pi Audio HAT Board with MERUS Class D Multilevel Amplifier Now Available

Infineon Technologies developed the world’s first fully self-contained Raspberry Pi audio amplifier HAT (Hardware Attached on Top) board. It offers high definition audio at boombox power levels in a small form factor. The Infineon proprietary multilevel technology ensures minimum size and consumption, state of the art power efficiency, and high resolution audio quality for Raspberry Pi users and makers. Target applications include active speakers with wireless music streaming.

You Can DIY!: A Class D HAT for Raspberry Pi

April 1, 2020 by Jens Tybo Jensen

You Can DIY!: A Class D HAT for Raspberry Pi

This project is a great suggestion for a new affordable high-end 2 x 40 W Class D audio amplifier implemented with a Hardware Attached on Top (HAT) board to connect onto a Raspberry Pi Zero platform, creating a solution ideally suited for DIY audio projects. On the other hand, this is a very clever way to promote the Merus amplifiers from Infineon and get a great number of developers and enthusiasts to actual use it, get to know it, and understand its advantages in a real audio project. This article was originally published in audioXpress, January 2020.

MEMS Microphones and Speakers Forecasted to Become a $20 Billion USD Industry in 2024

December 6, 2019 by audioXpress Staff

MEMS Microphones and Speakers Forecasted to Become a $20 Billion USD Industry in 2024

French market research firm Yole Développement just published its 2019 report on Microphones, Microspeakers, and Audio Solutions – Market and Technology Trends. The new report characterizes the main drivers behind the exponential growth in MEMS microphone applications and emerging MEMS speaker technologies, growth opportunities such as voice at the heart of new audio system applications, or the impact of Artificial Intelligence (AI) in the audio value chain.

Syntiant and Infineon Offer Always-on Ultra-Low-Power Local Voice Control

December 5, 2019 by audioXpress Staff

Syntiant and Infineon Offer Always-on Ultra-Low-Power Local Voice Control

Syntiant, a California-based AI chip company focused on moving machine learning from the cloud to edge devices, announced a partnership with Infineon Technologies, to service the rising demand for voice user interface (VUI) in electronic devices. Optimized for battery-powered devices from true wireless earbuds to mobile phones to smart speakers, Syntiant’s partnership with Infineon enables more efficient voice control and custom command detection to numerous product configurations.

Infineon Expands CoolGaN Portfolio with New Device Tailored for Premium Audio Systems

October 29, 2019 by audioXpress Staff

Infineon Expands CoolGaN Portfolio with New Device Tailored for Premium Audio Systems

Infineon Technologies broadened its CoolGaN series with two new devices: the CoolGaN 400 V and the CoolGaN 600 V. Gallium nitride (GaN) offers fundamental advantages over silicon, with outstanding specific dynamic on-state resistance and smaller capacitances compared to silicon MOSFETs. The new CoolGaN 400 V device will appeal to audio product designers looking for a premium solution for home or professional Class D amplifiers.

XMOS VocalFusion 2-Mic Dev Kit for Alexa Voice Service Qualified by Amazon

October 29, 2019 by audioXpress Staff

XMOS VocalFusion 2-Mic Dev Kit for Alexa Voice Service Qualified by Amazon

Amazon has qualified the VocalFusion 2-mic dev kit for Alexa Voice Services launched by XMOS for smart TVs and set-top boxes in July 2019. The qualification highlights the opportunity for manufacturers to build Amazon Alexa voice capabilities into their products more easily and cost effectively than ever before. Amazon highlights the product’s engineering innovation, enabling lower cost voice capabilities with all the performance of a 4-mic solution, and paving the way for mass market implementation of far-field applications.

Updating the Rules on Amplifier Metrics

October 9, 2019 by Jens Tybo Jensen

Updating the Rules on Amplifier Metrics

This article shares a new important insight on modern Class-D amplification from the experienced perspective of Jens Tybo Jensen - part of the founding team at Merus Audio, and now head of Class D Audio Marketing and Applications at Infineon. The author states that it may be time to rethink Class D audio design and measurement practices, and he details what multilevel Class D amplification can do for new product designs. This article was originally published in audioXpress, October 2019.

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Exciting and Feature-Rich October 2019 Edition of audioXpress Now Available!

September 11, 2019 by audioXpress Staff

Exciting and Feature-Rich October 2019 Edition of audioXpress Now Available!

The October 2019 edition of audioXpress closely reflects the highly diverse and exciting areas of innovation in the audio industry. There’s a Market Update on Audio Installation, one of the highest growth and most innovative segments in the audio industry, and our report of the 2019 Midwest Audiofest Speaker Design Competition, followed by a review of Bob Cordell’s 2nd Edition book on Designing Audio Power Amplifiers, and an important insight on modern Class-D amplification. We also review the DPA d:vice MMA-A Digital Audio Interface, explain the potential of true 6DoF (six degrees of freedom) audio experiences, how Auralization allows building virtual acoustic models, and so much more!

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