Ericsson Demonstrates One-Phone, One-Number Digital Wireless Office System At Networld+Interop '98.ATLANTA--(BUSINESS WIRE)--Oct. 21, 1998-- System to Help Enterprises Reduce Communication Costs, Bolster Productivity, Ensure Customer Satisfaction Ericsson Inc. this week demonstrates live its new Digital Wireless Office System (DWOS DWOS Digital Wireless Office System ), a premise-based, digital communication system that provides enterprises with a fully-featured one-phone, one-number capability usable anywhere inside or outside the office. Earlier this year, Ericsson entered into a joint marketing agreement with AT&T Wireless Services to deliver DWOS hardware, software and a performance management platform, while AT&T provides wireless airtime. General availability of DWOS in North America North America, third largest continent (1990 est. pop. 365,000,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. is scheduled for 2nd Quarter 1999 with field trials beginning in December 1998. Ericsson expects to engage in similar agreements with other wireless service providers in the future. Ericsson's DWOS is a mobile extension of the wired PBX (Private Branch eXchange) An inhouse telephone switching system that interconnects telephone extensions to each other as well as to the outside telephone network (PSTN). , and represents the only system of its kind to operate on both the 850 MHz (MegaHertZ) One million cycles per second. It is used to measure the transmission speed of electronic devices, including channels, buses and the computer's internal clock. A one-megahertz clock (1 MHz) means some number of bits (16, 32, 64, etc. and 1900 MHz licensed frequencies. Because users can enjoy automatic roaming from the in-building wireless system to the cellular/PCS network while outdoors, the days of 'telephone tag,' voicemail messaging and juggling an assortment of communications devices will soon be a thing of the past. "The Ericsson Digital Wireless Office System benefits a range of enterprises who demand productivity and accessibility of their personnel, including health care facilities, financial companies, manufacturing facilities, resorts and conference centers, and professional service companies such as law firms This list of the world's largest law firms by revenue is taken from The Lawyer and The American Lawyer and is ordered by 2006 revenue:[1]
The Ericsson system's unique radio network provides in-building mobility using a standard digital mobile phone. Outside, the same phone automatically connects to any D-AMPS (Digital-Advanced Mobile Phone Service) The second generation of TDMA. See IS-136. IS-136 (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). ) wireless network. Because the system is integrated with the PBX, all standard features such as call waiting, call forwarding call forwarding n. A telephone service that enables a customer to have an incoming call automatically rerouted to another extension. Noun 1. , message waiting indicator Message Waiting Indicator (MWI) in telephony, is a Bellcore term for an FSK-based telephone calling feature that illuminates an LED on select telephones to notify a telephone user of waiting voicemail messages on most North American public telephone networks and PBXs. and voice mail, are inclusive to the system. What sets the DWOS apart from similar systems, according to Ericsson Wireless Office Services Product Manager Mikael Nilsson, is the radio network architecture. "Our product uses virtual single cell technology to enhance voice quality without sacrificing the capacity benefits of TDMA," said Nilsson. Essentially, The Ericsson DWOS is a private enterprise system that will operate as an integral part of any TDMA IS-136 network via an IS-41 link." The system has a modular structure and is easy to configure and upgrade. Operation and maintenance costs are low, and the system requires minimum cell planning prior to installation. The wireless operator or the enterprise can maintain the DWOS either locally or remotely. Ericsson's 100,000 employees are active in more than 130 countries. Their combined expertise in fixed and mobile networks, mobile phones and infocom systems makes Ericsson a world-leading supplier in telecommunications. |
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