SAN MATEO, Calif., Aug. 1 /PRNewswire-FirstCall/ -- Avistar Communications Corporation (Nasdaq: AVSR), a video collaboration platform provider, today announced that it has entered into a technology agreement with LifeSize Communications, Inc., a global leader in high definition (HD) video communications. The agreement provides for Avistar to integrate its technology into LifeSize's HD room video conferencing systems, and to provide technology and intellectual property licensing to LifeSize and its distribution network.

Financial terms of the agreement were not disclosed.

About Avistar Communications Corporation

Avistar (Nasdaq: AVSR) creates technology that provides the missing critical element in unified communications: bringing people in organizations face-to-face, through enhanced communications, for true collaboration anytime, anyplace. Its latest product, Avistar C3, draws on more than a decade of market experience to deliver a single-click desktop videoconferencing and collaboration experience that moves business communications into a new era. Available as a stand-alone solution, or integrated with existing unified communications software from other vendors, Avistar C3 provides users instant messaging-style ability to initiate video communications across and outside the enterprise. Bandwidth management enables thousands of users to access desktop videoconferencing, Voice over IP (VoIP) and streaming media, without requiring substantial new network investment or impairing network performance.

Avistar's desktop videoconferencing and collaboration installations are among the world's largest, including more than 18,000 seats sold in more than 40 countries. Clients report as much as a 20 percent reduction in travel expense and carbon emissions, increases in productivity, and immeasurably improved relationship building within their organizations, as well as with suppliers and customers. Avistar holds a portfolio of 80 patents for inventions in video and network technology and licenses IP to videoconferencing, rich-media services, public networking and related industries. Current licensees include Sony Corporation, Sony Computer Entertainment Inc. (SCEI), Polycom, Inc., Tandberg ASA, Radvision Ltd. and Emblaze-VCON.

For more information, visit www.avistar.com.

Forward Looking Statements

Statements made in this news release that are not purely historical, including but not limited to statements regarding Avistar's projected integration of its technology into LifeSize Communication's products and the licensing and distribution of technology and intellectual property are forward-looking statements within the meaning of Section 21E of the Securities Exchange Act. Such statements are subject to risks and uncertainties that could cause actual results to differ materially, including such factors, among others, as the technical challenges associated with technology integration and the acceptance of the integrated product in the marketplace. As a result of these and other factors, Avistar expects to experience significant fluctuations in revenue and operating results, and there can be no assurance that Avistar will become or remain profitable in the future, or that its future results will meet expectations. These and other risk factors are discussed in Avistar's Annual Report on Form 10-K and Quarterly Reports on Form 10-Q filed with the Securities and Exchange Commission from time to time. Avistar disclaims any intent or obligation to update these forward-looking statements.

Copyright (C) 2008 Avistar Communications Corporation. All rights reserved. Avistar, AvistarVOS, and the Avistar logo are trademarks or registered trademarks of Avistar Communications Corporation

SOURCE Avistar Communications Corporation