Toshiba Corporation Semiconductor & Storage Products Company
HOME > Applications > Automotive > Information and Entertainment > Car Entertainment Systems > Car Audio Systems

Car Audio Systems

External interface capabilities are becoming increasingly important for today's car audio systems as digital audio players and cellular phones have become popular means of enjoying music.
Toshiba offers ICs that meet this market need as well as ICs that enhance the basic functions of radios and CD players.

This figure provides an overview of a car audio system.

OEM and High-End Aftermarket Car Audio Systems

OEM and high-end aftermarket car audio systems require the highest audio performance and various features.

Toshiba offers solutions for feature-rich, high-fidelity car audio systems, such as MCUs that make it possible to quickly build a database of the music files stored in USB memory sticks, etc; high-speed audio DSPs that support multi-channel output for enriched sound reproduction; CD processors with a shockproof memory that protects a CD player from sound jumpiness; and high-efficiency power amplifiers with a self-diagnosis capability.

In addition, Toshiba's audio solutions include an easy link to external devices such as USB-equipped portable audio players like iPod®; Bluetooth®-enabled cellular phones that support hands-free phone calling and music playback; and hands-free interaction using speech recognition and speech synthesis. These features will help improve driving safety and comfort.

This is the block diagram of an OEM/high-end aftermarket car audio system.

Mid-Range Car Audio System

Mid-range car audio systems require the highest audio performance and various features.

Toshiba offers the solutions required to realize feature-rich car audio systems with high sound quality, such as MCUs that make it possible to quickly build a database of the music files stored in USB memory sticks, etc; audio DSPs that support multi-channel output for enriched sound reproduction; and high-output power amplifiers.

In addition, Toshiba's audio solutions include an easy link to external devices such as USB-equipped portable audio players like iPod®, and Bluetooth®-enabled cellular phones that support hands-free phone calling and music playback.

This is the block diagram of a mid-range car audio system.

Low-End Car Audio System

Low-end car audio systems should strike a balance between price and features/performance.

Toshiba offers the solutions required to deliver the features and performance necessary for low-end car audio systems, such as MCUs that make it possible to quickly build a database of the music files stored in USB memory sticks, etc; multi-format audio decoders that support MP3, WMA and AAC; and power amplifiers that can start and stop the speaker drivers.

In addition, Toshiba's audio solutions include an easy link to external devices such as USB-equipped portable audio players like iPod®, and Bluetooth®-enabled cellular phones that support hands-free phone calling and music playback.

This is the block diagram of a low-end car audio system.

Product Introduction

* Bluetooth® is owned by Bluetooth SIG, Inc. and licensed to Toshiba Corporation.

* iPod® is a trademark of Apple Inc.

* WMA (Windows Media Audio) and Windows Media are trademarks or registered trademarks of Microsoft Corporation in the U.S. and other countries.

* ARM, ARM Cortex and ARM Cortex-A9 MP Core are trademarks or registered trademarks of ARM Limited in the EU and other countries.

* System and product names mentioned herein may be trademarks or registered trademarks of respective companies or organizations.

Top of this page