Telegraphy — (from the Greek words (τηλε) = far and (γραφειν) = write) is the long distance transmission of written messages without physical transport of letters. Radiotelegraphy or wireless telegraphy transmits messages using radio. Telegraphy includes… … Wikipedia
Number Five Crossbar Switching System — The Number Five Crossbar Switching System or 5XB switch, designed by Bell Labs and made by Western Electric, was in use in Bell System telephone exchanges from 1948 to the 1980s. Its principal use was as a Class 5 telephone switch, though… … Wikipedia
Mobile Telephone Switching Office — The Mobile Telephone Switching Office (MTSO) is the mobile equivalent to a PSTN Central Office. The MTSO contains the switching equipment or Mobile Switching Center (MSC) for routing mobile phone calls. It also contains the equipment for… … Wikipedia
Class 4 telephone switch — A Class 4, or Tandem, telephone switch is a U.S. telephone company central office telephone exchange used to interconnect local exchange carrier offices for long distance communications in the Public Switched Telephone Network. A Class 4 switch… … Wikipedia
Enhanced 911 — Enhanced 9 1 1 or E9 1 1 service is a North American telecommunications based system that automatically associates a physical address with the calling party s telephone number, and routes the call to the most appropriate Public Safety Answering… … Wikipedia
Бенеш, Вацлав Эдвард — Václav Edvard Vic Beneš Дата рождения: 1930 год(1930) Научная сфера: математика Альма матер: Принстонский университет … Википедия
Vaclav E. Benes — Vaclav Edvard Vic Benes (born 1930) is a Czech American mathematician, known for his contributions to the theory of stochastic processes, queueing theory and control theory, as well as the design of telecommunications switches.He studied under… … Wikipedia
Ewsd — ist ein Produktname für elektronische Telefonvermittlungssysteme der Firma Siemens. Die Bezeichnung ist auf die Abkürzung der Begriffe Elektronisches Wählsystem Digital zurückzuführen. Inhaltsverzeichnis 1 Einsatzgebiet 2 Geschichte 3… … Deutsch Wikipedia
Avaya — Inc. Type Private Industry Telecommunications Founded 2000 Headquarters … Wikipedia
railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… … Universalium
ГОСТ 19472-88: Система автоматизированной телефонной связи общегосударственная. Термины и определения — Терминология ГОСТ 19472 88: Система автоматизированной телефонной связи общегосударственная. Термины и определения оригинал документа: Circuit group telephone network traffic capacity 68 Определения термина из разных документов: Circuit group… … Словарь-справочник терминов нормативно-технической документации