Harmonic to Demonstrate New Solutions for Multi-Screen Video at IBC 2009

MediaPrism Represents the Industry`s Most Comprehensive and Innovative Portfolio
of Solutions for Converged Anytime, Anywhere Video Delivery
SUNNYVALE, Calif.--(Business Wire)--
At IBC 2009, stand #1.C61,Harmonic Inc. (NASDAQ:HLIT) will showcase its
comprehensive solution portfolio for video delivery to a variety of devices,
including the TV, PC, iPhone and other mobile devices. Harmonic will introduce
enhancements to its ProStream stream processing platform, Carbon Server
transcoding software and MediaPrism software suite for multi-screen video
delivery. Key demonstrations will also include Harmonic`s market-leading systems
for broadcast contribution/distribution, encoding, and stream processing, as
well as cable IPTV, universal edgeQAM and HFC access solutions. Taking place in
Amsterdam from September 11-15, IBC is the leading television industry
exhibition in Europe.

Deployed in mobile video service trials with multiple operators, Harmonic`s
MediaPrism suite encompasses a much wider range of functionality than other
multi-screen solutions for the management and delivery of video to PCs and
mobile smartphones. At IBC, Harmonic will debut the MediaPrism Workflow Manager,
which controls content as it is ingested, transformed, cached and streamed out
to a variety of receiving devices. Operators using Harmonic`s MediaPrism suite
can take advantage of Harmonic`s best-in-class solutions for real-time
transcoding and stream processing, as well as non-real-time technologies
including offline capture, content preparation, metadata processing, file-based
re-purposing, storage, and playout.

"Harmonic continues to set the pace in video delivery solutions and we are
making it possible for operators to deliver a revolutionary anytime, anywhere
video experience," said Tom Lattie, Director of Broadcast and New Media
Solutions at Harmonic Inc. "We are focused on offering our customers high
performance solutions that can be deployed without adding significant cost or
complexity and leverage the existing video network architecture, and we will be
demonstrating this exciting range of products and solutions at this year`s IBC
show."

Featured demonstrations at Harmonic`s stand #1.C61 will include:

* The comprehensive MediaPrism suite of solutions for converged multi-screen
video delivery
* Latest-generation, ultra-efficient HD and SD compression and statistical
multiplexing, based on the ground-breaking DiviCom Electra® 8000 HD/SD MPEG-4
AVC/MPEG-2 platform
* Contribution and distribution solutions including low-latency newsgathering
with Ellipse encoders and ProView integrated receiver decoders
* Solutions such as time-shifted TV, ad insertion and digital mosaics that help
operators cost-effectively create service differentiation and increase revenue
potential
* Innovative and market leading cable solutions including the NSG 9000 universal
edgeQAM, Direct-2-Edge cable IPTV, fiber-deep HFC and RFOG

At stand #7.J11, Harmonic's Rhozet business unit will debut its new innovative
quality control module Carbon QC and demonstrate new feature enhancements to its
market-leading Carbon Server and Carbon Coder transcoding solutions.

In addition to the demonstrations at IBC 2009, industry experts from Harmonic
have been selected to speak at various technical conferences:

* Yan Mostovoy, Marketing Director of Broadcast Solutions, will share his
expertise at the IBC Conference with a presentation titled "Digital
Transmission: Experiences and Developments" on Saturday, September 12 at 9:00am.

* Ian Trow, Director of Broadcast Solutions, will present a paper called "Making
HDTV a Reality in Production & Delivery" at the IBC Conference, on September 12
at 1:00pm.
* Ovadia Cohen, Director of Business Development, will participate in a panel
session called "Adapting Your Business to the Global Video Content Cloud" as
part of the World Teleport Association (WTA) activity hosted by SES ASTRA, at
stand #1.B51, 4:00pm on September 12.
* Sunday, September 13 at 1:30pm, Patrick Waddell, Manager, Standards &
Regulatory, will participate as a panelist at the IBC Conference IEEE BTS
session called "Audio Technology: Coding and Concatenation, Loudness and Lip
Sync."
* Thierry Fautier, Director of Telco Solutions, will highlight Harmonic`s vision
for "Mobile Video Delivery 2.0" at the Business Briefing Conference at 3:30pm on
September 13.
* September 14, David Price, Vice President of Business Development and
Marketing Communications, will co-moderate two panels titled "The Future of
Digital Television" for the MPEG Industry Forum Master Class at 1:30pm and
3:15pm.

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.

This press release contains forward-looking statements within the meaning of
Section 27(A) of the Securities Act of 1933 and Section 21(E) of the Securities
Exchange Act of 1934, including statements related to: showcasing its
comprehensive solution portfolio for video delivery to a variety of devices,
introducing enhancements to its ProStream stream processing platform, Carbon
Server transcoding software and MediaPrism software suite, the debut of the
MediaPrism Workflow Manager, making it possible for operators to deliver a
revolutionary anytime anywhere video experience, and demonstrating an exciting
range of products and solutions at this year`s IBC show.

Our expectations and beliefs regarding these matters and the anticipated
benefits of the products and solutions to be featured at IBC 2009 may not
materialize, and actual results could differ materially from those projected.
The forward-looking statements contained in this press release are also subject
to other risks and uncertainties, including those more fully described in
Harmonic`s filings with the Securities and Exchange Commission including its
recent Reports filed on Form 10-K and Form 10-Q. Harmonic does not undertake to
update any forward-looking statements.

EDITOR`S NOTE - Product and company names used herein are trademarks or
registered trademarks of their respective owners.

Harmonic
Sarah Lum, +1-408-543-2392 (Media Relations)
sarah.lum@harmonicinc.com
or
StreetConnect
Michael Newman, +1-408-542-2760 (Investor Relations)
hlit@stct.com

Copyright Business Wire 2009