Virtual engine sound system (VESS)

Products and reference designs

Virtual engine sound system (VESS)

Block diagram

Overview

Our integrated circuits and reference designs will help you create virtual engine sound system (VESS) designs, also known as an acoustic vehicle alerting system (AVAS), that allow you to meet government regulations and decrease your time to market.

Design requirements

Modern VESS designs require:

  • Sufficient audio output power complying with federal regulations.
  • Compliant frequency spectrum and modulation of sound.
  • Reliable output load diagnostics in all operation modes.

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Block diagram

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Technical documentation

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Type Title Date
White paper Basic considerations for sensors in the powertrain (Rev. A) 23 Dec 2019
White paper 動力系統感測器的基本考量 03 Oct 2019

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