Bose Automotive Systems Designs Active Sound Enhancement for Latest GMC Hummer EV Supertruck

With the launch of the 2022 GMC Hummer EV Pickup, Bose is introducing its first-ever application of Electric Vehicle Sound Enhancement (EVSE) technology, bringing unprecedented sonic experiences to consumers of the world’s first all-electric supertruck. The new all-electric pickup features a 14-speaker Bose surround sound system, Active Sound Management, AudioPilot, Centerpoint, and SurroundStage technologies. The sound system has been designed and engineered specifically for the unique cabin acoustics of this vehicle.

Originally published as part of the Automotive Audio Solutions Market Update feature in audioXpress June 2021, this article offers an overview on how British audio pioneer Meridian Audio is transforming listening experiences with new technologies for the car. For more than 10 years, Meridian has built a strong presence within the automotive market, with outstanding recent examples available for McLaren Automotive, Jaguar Land Rover, Human Horizons, Rivian, and Kia. The article details the company's approach with 3D surround sound and immersive in-car audio systems that combine all its digital processing solutions.

Spotify partnered with DSP Concepts to build and deploy the audio front-end (AFE) software for its limited release of Car Thing, a dedicated smart player for the car. Spotify did the development for Car Thing using TalkTo, DSP Concepts’ proprietary AFE that acts as a ‘microphone cleaner’ by combining advanced signal processing techniques to create clean audio signals so Car Thing can detect voice commands regardless of road noise and other in-cabin sound.

Infineon Technologies AG announced the launch of the XENSIV IM67D130A MEMS microphone. The high acoustic overload point (AOP) of 130 dB SPL allows the IM67130A to capture distortion-free audio signals in loud environments, whether in- or outside a vehicle. The microphone also has an increased operating temperature range from -40°C to +105°C to enable various use cases in harsh automotive environments, enabling advanced driver assistance systems and predictive maintenance applications.

Knowles Corporation announced the availability of two new SiSonic MEMS microphones for automotive applications: SPH1878 and SPH9855. The new best-in-class analog and digital microphones by Knowles are engineered to a higher standard of quality and supply assurance to support the increasing demands of the automotive market for hands free calling, advanced voice assistance and in-cabin noise cancellation for passenger comfort.