Harmonic Announces Audio Webcast Presentation at the Barclays Capital 2010 Global Technology Conference

Thursday, December 2, 2010

Harmonic Inc. (NASDAQ: HLIT) today announced that Patrick Harshman, President and CEO, and Carolyn V. Aver, Chief Financial Officer, will make a presentation at the Barclays Capital 2010 Global Technology Conference on December 9 at 11:30 A.M. (Pacific Time). The live audio webcast of the presentation will be available from Harmonic’s website, www.harmonicinc.com, under the Investor Relations Events section. The audio replays will be available after 6:00 P.M. (Pacific) on December 9 through December 16 at the same Web address.

About Harmonic Inc.
Harmonic Inc. offers a comprehensive, innovative and market-leading portfolio of video infrastructure solutions, spanning content production to multi-screen video delivery. Harmonic customers can efficiently create, prepare and deliver differentiated video services over broadcast, cable, Internet, mobile, satellite and telecom networks, while simplifying end-to-end asset management, reducing costs and streamlining workflows.

Harmonic (NASDAQ: HLIT) is headquartered in San Jose, California with R&D, sales and system integration centers worldwide. The company’s customers—including each of the top 20 Fortune 2000 media companies—choose Harmonic to enable their high quality video services delivered to consumers in virtually every country. Visit www.harmonicinc.com for more information.