Coherent Offers Annual Echo Cancellation Upgrade.DALLAS--(BUSINESS WIRE)--Sept. 10, 1997--Coherent Communications Systems Corporation (NASDAQ NASDAQ in full National Association of Securities Dealers Automated Quotations U.S. market for over-the-counter securities. Established in 1971 by the National Association of Securities Dealers (NASD), NASDAQ is an automated quotation system that reports on :CCSC CCSC Consortium for Computing in Small Colleges CCSC Cheung Chuk Shan College (Hong Kong) CCSC Chicagoland Construction Safety Council CCSC Cemetery Consumer Service Council CCSC Commercial Computer Security Centre ) has introduced an exclusive program, the Coherent Customer Assurance Program (CAP), for its wide range of echo cancellation The elimination of an echo in a two-way voice transmission. Echo is created in the telephone company's central office switch when two-wire lines from the customer are converted to four-wire lines for backbone trunks. products. With this new program, customers will annually receive the latest software release for their Coherent voice quality enhancement products, eliminating product obsolescence ob·so·les·cent adj. 1. Being in the process of passing out of use or usefulness; becoming obsolete. 2. Biology Gradually disappearing; imperfectly or only slightly developed. and ensuring that customers always have the latest software to deliver the best voice quality for their network. CAP is especially critical with the growing technical complexity of interconnected networks and with the different network infrastructures, such as TDMA (Time Division Multiple Access) A satellite and cellular phone technology that interleaves multiple digital signals onto a single high-speed channel. For cellular, TDMA triples the capacity of the original analog method (FDMA). , GSM and CDMA (Code Division Multiple Access) A method for transmitting simultaneous signals over a shared portion of the spectrum. The foremost application of CDMA is the digital cellular phone technology from QUALCOMM that operates in the 800 MHz band and 1.9 GHz PCS band. . As these technologies become even more sophisticated, echo control will similarly be more complex. With this program, Coherent will keep carriers current, allowing them to meet their subscribers' high expectation levels for service and voice quality. Available through Coherent's Technical Assistance Center (TAC 1. TAC - Translator Assembler-Compiler. For Philco 2000. 2. TAC - Terminal Access Controller. ), CAP extends Coherent's product coverage and services by providing: -- Annual on-site visits, with a skilled TAC technician checking all aspects of a customer's echo cancellation equipment, as well as providing refresher training Refresher training is a form of updating military knowledge of the reservist troops. After one has completed the conscription service, he or she can be called for refresher training for some amount of days. courses. -- Annual software upgrades, performed on-site to ensure that the user's echo canceller See echo cancellation. platform is operating on the latest applicable software release for optimum performance. -- Unlimited telephone support via the TAC help desk, where technicians are on permanent stand-by, 24-hours a day, 7 days a week. -- Discounted training courses, enabling customers to train new staff on-site or at Coherent's headquarters, as well as providing advanced training on specific topics. -- Free product repair and an extended mail back warranty, for fast and efficient repairs on any defective echo canceller boards. TAC is managed centrally from Coherent's worldwide headquarters in Virginia, working closely with local account teams located strategically around the world, to ensure the most appropriate usage of the technicians' time. The team currently comprises a staff of 15 people worldwide, with engineers in Mexico, the UK and Singapore. Headquartered in Ashburn, VA, Coherent Communications Systems Corporation is a worldwide leader in echo control, voice enhancement and audio conferencing technology. The Company manufactures a full-line of echo canceller systems and application-specific software designed to address a carriers' unique, individual network requirements. The company's products are used globally by major wireless and wireline telecommunications companies and network operators, including AT&T Wireless, Cable & Wireless, Cellular One, Cisco Systems, BT, Deutsche Telekom, Mercury, Nokia, NORTEL, Telia and Telmex. Additional company information can be found on Coherent's home page: http://www.coherent.com . CONTACT: Diane McClelland, Coherent Communications Systems Corporation 703/724-7311, dmccleland@coherent.com or Georgina Garrett, Garrett Axford +44 (0) 1273-441200 or Jane Bryant, McQUERTERGROUP 703/714-6950, jane@mcqtr.com |
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