CableLabs' CTO Richard Prodan Joins Terayon.

SANTA CLARA, Calif.--(BUSINESS WIRE)--Nov. 8, 1999--

Terayon Communication Systems, Inc. (Nasdaq:TERN) today announced that Dr. Richard S. Prodan has joined the company as vice president and chief scientist. Prodan comes to Terayon from Cable Television Laboratories, Inc. (CableLabs), a research and development consortium of North and South American cable television operators, where he spent nine years, most recently as senior vice president and chief technical officer.

"We're proud to have someone of Rich's stature join the Terayon team. During his tenure at CableLabs, Rich was instrumental in the development of the DOCSIS and OpenCable specifications, and made innumerable other contributions to the development and promotion of standards-based technologies for the cable television industry," said Zaki Rakib, CEO of Terayon.

"Rich is a superb addition to the management team here at Terayon. His background and technical skills are absolutely first rate, and I'm looking forward to working closely with him in the development of new Terayon products and technologies," added Shlomo Rakib, Terayon's president and chief technical officer.

"I'm glad to be joining the team here at Terayon," said Prodan. "I enjoyed my time with CableLabs immensely. I appreciate the professional growth and the personal relationships I have shared with the staff, members and providers during my tenure with CableLabs. But it was time to move on to new challenges that leverage those experiences, and I'm eager to be part of such a leader and innovator in the broadband industry."

Prior to joining Terayon, Prodan spent nine years with CableLabs, where he was responsible for assessing the viability of new technologies for the cable industry. In that role, Prodan also served as the cable industry's liaison with standards development organizations, such as the Institute of Electrical and Electronics Engineers (IEEE) and the Society of Cable Telecommunication Engineers (SCTE). Prior to his tenure at CableLabs, Prodan was a deputy project manager with StellaCom, which provided NASA with advanced television technologies. From 1982 to 1988, Prodan worked at Philips Laboratories as a senior member of the research staff. In this position his accomplishments included the conception and evaluation of High-Definition television (HDTV) transmission and display technologies.

Prodan has a PhD and master's degree in electrical engineering from Columbia University. He also received bachelor and master's degrees in electrical engineering from the City College of New York.

Terayon Communication Systems provides cable television operators with broadband communication systems for delivering advanced data, video and telephony services. The company's broadband data systems, advanced digital video systems and broadband telephony systems are deploy ed by leading cable operators worldwide. Terayon, based in Santa Clara, California, USA, has sales and support offices worldwide, and is traded on the Nasdaq under the symbol TERN. Terayon can be found on the web at www.terayon.com.

"Safe Harbor" Statements under the Private Securities Litigation Reform Act of 1995: Except for the historical information contained herein, this news release contains forward-looking statements, estimates, and assumptions by the Company and other parties that involve risks and uncertainties, including the Company's ability to gain new business, the expansion of operations by the Company's customers and the deployment of the Company's products in specific markets, as well as the other risks detailed from time to time in the Company's filings with the SEC.

Note: Terayon, the Terayon logo, TeraPro, TeraLink, and TeraComm are registered trademarks of Terayon Communication Systems, Inc. TeraView and CherryPicker are trademarks of Terayon Communication Systems, Inc. All other trademarks are property of their respective owners.