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English Wikipedia references for Porticus.org 1-20 of 46
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| American Telephone & Telegraph For other companies with similar names, see AT&T (disambiguation).AT&T Corporation, originally the American Telephone & Telegraph Company, is an American telecommunications company that provided voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies. American_Telephone_&_Telegraph | |
| Bell Labs Bell Laboratories (also known as Bell Labs and formerly known as AT&T Bell Laboratories and Bell Telephone Laboratories) is the research organization of Alcatel-Lucent and previously of the American Telephone & Telegraph Company (AT&T). Bell Laboratories has had its headquarters at Berkeley Heights, New Jersey, and it has research and development facilities throughout the world. Bell_Labs | |
| Nortel Nortel Networks Corporation ( and ), formerly known as Northern Telecom Limited and sometimes known simply as Nortel, is a multinational telecommunications equipment manufacturer headquartered in Toronto, Ontario, Canada. On January 14, 2009, Nortel filed for protection from creditors in the United States, Canada, and the United Kingdom, in order to restructure its debt and financial obligations. Nortel | |
| Telephone The telephone (from the , tēle, "far" and φωνή, phōnē, "voice") is a telecommunications device that is used to transmit and receive electronically or digitally encoded sound (most commonly speech) between two or more people conversing. It is one of the most common household appliances in the developed world today. Telephone | |
| Transistor In electronics, a transistor is a semiconductor device commonly used to amplify or switch electronic signals. A transistor is made of a solid piece of a semiconductor material, with at least three terminals for connection to an external circuit. A voltage or current applied to one pair of the transistor's terminals changes the current flowing through another pair of terminals. Transistor | |
| Telstar Telstar was the first active communications satellite, and the first satellite designed to transmit telephone and high-speed data communications. Its name is used to this day for a number of television broadcasting satellites.However, the original, experimental program included just two nearly-identical satellites Telstar | |
| Regional Bell Operating Company Regional Bell Operating Companies (RBOC) are the result of the U.S. Department of Justice antitrust suit against the former American Telephone & Telegraph Company (later known as AT&T Corp.) Regional_Bell_Operating_Company | |
| Blue box (phreaking) An early phreaking tool, the blue box is an electronic device that simulates a telephone operator's dialing console. It functions by replicating the tones used to switch long-distance calls and using them to route the user's own call, bypassing the normal switching mechanism. Blue_box_(phreaking) | |
| Western Electric Western Electric Company (sometimes abbreviated WE and WECo) was an American electrical engineering company, the manufacturing arm of AT&T from 1881 to 1995. It was the scene of a number of technological innovations and also some seminal developments in industrial management. It also served as the purchasing agent for the member companies of the Bell System. Western_Electric | |
| Jane Barbe Jane Barbe ( – ) was an American voice actress known as the “Time Lady” for the recordings she made for the Bell System and other phone companies. Jane_Barbe | |
| Bell Canada Bell Canada, commonly shortened to "Bell", is a major Canadian telecommunications company. Including its subsidiaries such as Bell Aliant, Northwestel, Télébec, and NorthernTel, it is the incumbent local exchange carrier for telephone services in most of Canada east of Manitoba and in the northern territories, and a leading competitive local exchange carrier (CLEC) in the western provinces. Bell_Canada | |
| Ameritech AT&T Teleholdings, Inc., formerly Ameritech Corporation (and before that American Information Technologies Corporation) is a U.S. telecommunications company that arose out of the 1984 AT&T divestiture. Ameritech was one of seven Regional Bell Operating Companies divested.Ameritech was created as a holding company; under its umbrella were Illinois Bell Telephone Company Indiana Bell Telephone Company, Inc. Michigan Bell Telephone Company The Ohio Bell Telephone Company Wisconsin Bell, Inc. Ameritech | |
| Walter A. Shewhart Walter Andrew Shewhart (pronounced like "Shoe-heart", March 18, 1891 - March 11, 1967) was an American physicist, engineer and statistician, sometimes known as the father of statistical quality control.W. Edwards Deming said of him Walter_A._Shewhart | |
| Control chart control chart, also known as the Shewhart chart or process-behaviour chart, in statistical process control is a tool used to determine whether a manufacturing or business process is in a state of statistical control or not. Control_chart | |
| Bell-Northern Research Bell-Northern Research (BNR) was one of the world's premier research and development organizations in telecommunications, jointly owned by Bell Canada and Nortel Networks (then known as Northern Telecom). BNR was based in Ottawa, Canada, with campuses at locations around the world, including Research Triangle Park, North Carolina; Richardson, Texas; and Maidenhead, United Kingdom. Bell-Northern_Research | |
| Videophone Picturephone redirects to this page Videophone | |
| Microwave radio relay Microwave radio relay is a technology for transmitting digital and analog signals, such as long-distance telephone calls and the relay of television programs to transmitters, between two locations on a line of sight radio path. In microwave radio relay, radio waves are transmitted between the two locations with directional antennas, forming a fixed radio connection between the two points. Long daisy-chained series of such links form transcontinental telephone and/or television communication systems. Microwave_radio_relay | |
| Western Electric model 500 telephone Western Electric Model 500 telephone was the standard desk-style telephone set used by AT&T (the Bell System) in North America from the late 1949 through the divest Western_Electric_model_500_telephone | |
| CARDboard Illustrative Aid to Computation Cardiac (CARDboard Illustrative Aid to Computation) was a learning aid developed by David Hagelbarger and Saul Fingerman for Bell Telephone Laboratories in 1968 (Copyright 1966, 1968) to teach high school students how computers work. The kit consisted of an instruction manual and a die-cut cardboard "computer".The computer "operated" by means of pencil and sliding cards. CARDboard_Illustrative_Aid_to_Computation | |
| Beatrice Foods The Beatrice Foods Company was a major American food processing company and household name. Its smaller international food operations were sold to Reginald Lewis, a corporate attorney creating TLC Beatrice International in 1987. The majority of its domestic (U.S.) brands and assets were acquired by Kohlberg, Kravis, Roberts (KKR), with the bulk of the holdings sold off. By the early 1990s, the remaining operations were ultimately acquired by ConAgra Foods. Beatrice_Foods |
