Universal Audio Architecture



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Universal Audio Architecture -


Universal Audio Architecture

Draft Version 0.7b - August 5, 2005



Abstract

The Microsoft Universal Audio Architecture (UAA) is a set of hardware requirements for implementing Universal Serial Bus (USB) audio, IEEE 1394 AV/C audio, and Intel High Definition Audio devices for personal computers that run the Microsoft® Windows Vista™ operating system. This paper provides an overview of UAA for system manufacturers and manufacturers of audio devices.

The current version of this document is available at:
http://www.microsoft.com/whdc/device/audio/uaa.mspx

Contents


Introduction 3

Features of UAA 3

Scenarios Supported by UAA 4

Benefits of UAA for Manufacturers 5

UAA and Audio Devices 5

UAA Drivers for USB Audio, IEEE 1394 Audio, and HD Audio 5

The UAA Driver Model for Intel High Definition Audio 6

UAA and the Windows Logo Program 7

Resources 7

This is a preliminary document and may be changed substantially prior to final commercial release of the software described herein.


The information contained in this document represents the current view of Microsoft Corporation on the issues discussed as of the date of publication. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information presented after the date of publication.
This White Paper is for informational purposes only. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS DOCUMENT.
Complying with all applicable copyright laws is the responsibility of the user. Without limiting the rights under copyright, no part of this document may be reproduced, stored in or introduced into a retrieval system, or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the express written permission of Microsoft Corporation.
Microsoft may have patents, patent applications, trademarks, copyrights, or other intellectual property rights covering subject matter in this document. Except as expressly provided in any written license agreement from Microsoft, the furnishing of this document does not give you any license to these patents, trademarks, copyrights, or other intellectual property.
Unless otherwise noted, the example companies, organizations, products, domain names, e-mail addresses, logos, people, places and events depicted herein are fictitious, and no association with any real company, organization, product, domain name, email address, logo, person, place or event is intended or should be inferred
© 2003 - 2005 Microsoft Corporation. All rights reserved.
Microsoft, Windows, and Windows Vista are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.
The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

Intel High Definition Audio Disclaimer

The information in this document is furnished for informational use only, is subject to change without notice, and should not be construed as a commitment by Intel Corporation. Intel assumes no responsibility or liability for any errors or inaccuracies that may appear in this document or any software that may be provided in association with this document.


CERTAIN INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL'S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice.
Designers must not rely on the absence or characteristics of any features or instructions marked "reserved" or "undefined." Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them.
This document contains information on products in the design phase of development. Do not finalize a design with this information.



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