Cellular One of San Francisco Chooses Coherent for
Software Upgrade
LEESBURG, Va.--(BUSINESS WIRE)--April 16, 1997-- Coherent Communications Systems
Corp of Leesburg, Virginia, is working with Cellular One of the greater San Francisco Bay Area
to enhance its current Coherent echo cancellation platform with new software upgrades, to provide
greater call clarity and consistent service performance throughout all of Cellular One's coverage
area. As the only provider of a portfolio of wireless specific echo cancellation solutions, Coherent
continues to stay ahead of the pack with its superior voice enhancement technology.
Coherent is the first company to successfully solve the problems of both acoustic and hybrid echo
in wireless networks. An existing Coherent customer for two years, Cellular One has standardized
on Coherent's EC-6000( to deploy the industry's most reliable echo cancellation technology
throughout its entire system. The EC-6000 and its associated software packages provide the most
advanced level of echo control available for digital wireless as well as wireline telephone networks.
Cellular One has added Coherent's Sculptured Sound(r) voice enhancement software, as part of
the EC-6000 upgrade. Sculptured Sound operates by optimizing active speech levels, using the
Coherent EC-6000 echo canceller as the core hardware platform. The software reacts intelligently
to varying speech levels, adjusting the appropriate parameters in real time to a nominal operating
level. Sculptured Sound dynamically increases call clarity, a feature demanded by most cellular
customers in today's competitive wireless marketplace.
"We are pleased that the wireless industry looks to Coherent to provide leadership for products
and solutions,"" said David Powell, President of Coherent Communications. "We continue to grow
our customer base of cellular, PCS, and SMR service providers by providing proven products that
solve the problems of echo that are unique to this industry. And our customers are continually
rewarded with better customer retention through call clarity and quality." Cellular One is the
leading digital wireless service provider in the Greater San Francisco Bay Area. It is a partnership
of two communications companies:
Air Touch Communications, San Francisco, California and AT&T Wireless Services, Kirkland,
Washington. Cellular One's Internet address is cellone-sf.com.
Coherent Communications Systems Corporation is the worldwide leader of state of the art voice
enhancement technology, spanning echo cancellation platforms and associated network software.
The Company's products are used globally by major wireless and wireline telecommunications
companies and network operators, including AT&T Wireless, British Telecom, Cable & Wireless,
Cellular One, Cisco Systems, Deutsche Telekom, France Telecom, Mercury, Nokia, NORTEL,
Telia, and Telmex among the extensive list. Coherent is a fully accredited ISO 9001 company,
dedicated to maintaining the highest quality standards at every level.
Also available on Coherent's Web Page: coherent.com
This news release contains forward looking statements, including statements of the Company's
sales and marketing expectations, that involve risks and uncertainties associated with intense
market competition, lack of customer acceptance, timely availability of raw and produced
materials, and competitive pricing of products as well as other risks detailed in the Company's
SEC reports.
CONTACT: Heidi Valbusa at Coherent(tm) +1-703-724-7314
Georgina Garrett at Garrett Axford +44 (0) 1273-441200
E-mail: hvalbusa@coherent.com |
