All items tagged with audio quality (15)

R&D Stories: The Role of Resonance in Audio Clarity

February 14, 2024 by Roger Tall

R&D Stories: The Role of Resonance in Audio Clarity

Years of research conducted by ClarityCap, the audio capacitor manufacturer, and the UK-based Institute of Acoustics at the University of Salford, explored how the resonance from the body of a capacitor in a loudspeaker crossover circuit has an audible impact on sound quality. The article details the extensive testing, measurements, and conclusions, which allowed ClarityCap to perfect its manufacturing process, minimizing resonances in capacitors. This article was originally published in audioXpress, January 2024.

Three-Day Lecture by Wolfgang Klippel Scheduled for 2024

December 11, 2023 by audioXpress Staff

Three-Day Lecture by Wolfgang Klippel Scheduled for 2024

Klippel is promoting a new 3-Day Lecture, following the popular format of previous editions. The main topic for 2024 will be Sound Quality of Audio Systems, Modeling, Measurement & Control. The three-day event combines both theory and practice and will take place March 4-6, at the Technical University of Dresden, Germany. Registration for the lecture is now open for a fee for general admission and is free for students.

PSB Speakers, Sonical and MQA Announce Partnership to Create Next-Generation Headphones

February 28, 2023 by Joao Martins

PSB Speakers, Sonical and MQA Announce Partnership to Create Next-Generation Headphones

PSB Speakers, together with hearables start-up Sonical and audio codecs specialists MQA, announced a partnership that intends to define a new category of high-resolution audio headphones. The collaboration is aimed at creating true hifi headphones and smart earbuds, combining MQA's SCL6 high resolution wireless audio transmission and Sonical’s CosmOS platform. Planned for release under the PSB Speakers brand by Q1 2024, the resulting products will be the first headphones to feature Sonical’s ear computing platform, enabling a variety of apps and software upgrades.

HEAD acoustics Proposes Multi-Dimensional Audio Quality Score as Standard Method for Audio Quality Assessment

April 22, 2022 by Joao Martins

HEAD acoustics Proposes Multi-Dimensional Audio Quality Score as Standard Method for Audio Quality Assessment

MDAQS or Multi-Dimensional Audio Quality Score, is a new binaural perception-based software tool that replaces human evaluation with novel metrics in the assessment of audio quality. This is a much needed approach for characterization of headphones, earphones, speakers, and any audio system, including automotive audio designs, researched, documented and validated by audio test and measurement company HEAD acoustics.

HEAD acoustics Increases Audio Measurement and Analysis Flexibility with ACQUA 5.0.100 Software

January 17, 2022 by Joao Martins

HEAD acoustics Increases Audio Measurement and Analysis Flexibility with ACQUA 5.0.100 Software

ACQUA 5.0.100 is the first iteration of the new generation of the well-established measurement and analysis software ACQUA from HEAD acoustics. ACQUA's significantly reworked software structure provides even greater flexibility for voice and audio quality evaluation, while paving the way for future expansions. Designed for the requirements in applications as diverse as communication systems, Bluetooth, ANC headphones, or smart speakers, ACQUA now supports faster hardware configuration, perceived loudness analysis, and MDAQS audio quality evaluation.

Can Audio Quality Criteria Be Classified by Machines Using Artificial Intelligence?

March 15, 2021 by audioXpress Staff

Can Audio Quality Criteria Be Classified by Machines Using Artificial Intelligence?

The IEEE Broadcast Technology Society and the Society of Motion Picture and Television Engineers (SMPTE) are promoting a webcast on March 24 to discuss the use of machine learning and artificial intelligence to address audio quality classification. The topic will be addressed by Musician Tyler Morris, Tufts Graduate School of Electrical Engineering, Undergraduate WPI Electrical and Computer Engineering, and Dr. Karen Panetta, Dean of Graduate Education for the School of Engineering, authors of a paper on the subject.

R&D Stories: The Impact of Acoustic Spatial Resolution in a 3D Space

February 4, 2021 by Erica Yorga

R&D Stories: The Impact of Acoustic Spatial Resolution in a 3D Space

Nureva's Microphone Mist technology is a patented concept of generating thousands of virtual microphones in a 3D space. This article explains why this can be the alternative approach to the status quo of physical microphones and beamformer systems to create perfect audio conferencing solutions in any type of room and with multiple users. This article was originally published in audioXpress, February 2021.

Deezer Creates HiFi Room to Promote FLAC Streaming Quality

October 30, 2020 by audioXpress Staff

Deezer Creates HiFi Room to Promote FLAC Streaming Quality

Music streaming platform Deezer announced a new curated section, with curated playlists and albums just for high fidelity fans. The new HiFi Room on Deezer features hand-picked tracks to draw out the rich sounds streaming in lossless FLAC quality. The company says it currently offers more than 52 million files encoded on FLAC on the platform, and it made sense to offer a curated selection for its premium subscribers to easily find this content in one place, now offering more than 15 exclusive playlists, album recommendations and reissues (remasters).

Communications: Testing and Optimizing Strategies for Conference Terminal Equipment

October 28, 2020 by Hans W. Gierlich

Communications: Testing and Optimizing Strategies for Conference Terminal Equipment

Following up on the two Communication articles published in audioXpress October 2020, Hans W. Gierlich, from HEAD acoustics GmbH, a top expert in his field, contributed this great overview article. With most company employees working from home and the trend toward decentralized organizations and remote collaborations, where webinar and conferencing services are the new way of communication, this a timely topic. This article was originally published in audioXpress, November 2020.

Speech Quality in Conferencing Scenarios: Understanding All Optimization Requirements

June 25, 2020 by Hans W. Gierlich

Speech Quality in Conferencing Scenarios: Understanding All Optimization Requirements

While on the one hand, we experience the benefit of having communication possibilities anytime and anywhere and use all types of communication platforms allowing us to interact in virtual conferences without being present physically - we also experience significant variations in communication quality, especially when being involved in virtual meetings. The question is: What is communication quality and which factors distinguish good communication quality from poor communication quality?

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