Harmonic Announces Third Quarter Reporting Date

Harmonic Inc. (NASDAQ:HLIT) today announced that it plans to report its third quarter results after market close on October 28, 2009.

Harmonic will host a conference call to discuss its financial results at 2:00 P.M. Pacific (5:00 P.M. Eastern) on October 28, 2009. The conference call can be accessed on the Company’s website at www.harmonicinc.com or by calling +1.706.634.9047 (conference identification code 32354964). The replay will be available after 6:00 P.M. Pacific at the same website address or by calling +1.706.645.9291 (conference identification code 32354964).

Harmonic intends to discuss financial and other statistical information on this conference call. This information will also be available on the Company’s website at www.harmonicinc.com in the earnings press release and by accessing the live conference call or its replay as described above.

About Harmonic Inc.

Harmonic Inc. is redefining video delivery with the industry’s most powerful solutions for delivering live and on-demand video to TVs, PCs and mobile devices. Harmonic’s 20 years of technical innovation and market leadership enable the company to offer a unique and comprehensive solution portfolio—including encoding, transcoding, content preparation, stream processing, asset management, edge processing, and delivery. Broadcast, cable, Internet, mobile, satellite and telecom service providers around the world choose Harmonic’s IP-based digital video, software, and broadband edge and access solutions. Using these award-winning and industry-leading solutions, operators can reduce costs and differentiate their services by offering consumers a higher quality, personalized multi-screen experience.

Harmonic (NASDAQ:HLIT) is headquartered in Sunnyvale, California, with R&D, sales and system integration centers worldwide. The company’s customers, including many of the world’s largest communications providers, deliver services in virtually every country. Visit www.harmonicinc.com for more information.